CN111664547A - Air conditioner - Google Patents

Air conditioner Download PDF

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Publication number
CN111664547A
CN111664547A CN202010376159.9A CN202010376159A CN111664547A CN 111664547 A CN111664547 A CN 111664547A CN 202010376159 A CN202010376159 A CN 202010376159A CN 111664547 A CN111664547 A CN 111664547A
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China
Prior art keywords
temperature
correction
difference
belongs
time
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CN202010376159.9A
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Chinese (zh)
Inventor
安峰
岳元龙
赵希枫
王法军
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Hisense Shandong Air Conditioning Co Ltd
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Hisense Shandong Air Conditioning Co Ltd
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Priority to CN202010376159.9A priority Critical patent/CN111664547A/en
Publication of CN111664547A publication Critical patent/CN111664547A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/41—Defrosting; Preventing freezing
    • F24F11/42—Defrosting; Preventing freezing of outdoor units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56—Remote control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/65—Electronic processing for selecting an operating mode
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F24F2110/12—Temperature of the outside air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/30—Velocity
    • F24F2110/32—Velocity of the outside air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2140/00—Control inputs relating to system states
    • F24F2140/20—Heat-exchange fluid temperature

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses an air conditioner, comprising: the indoor unit is provided with a communication device and a controller, and the outdoor unit is provided with an environment temperature sensor and a coil pipe temperature sensor; a controller configured to: processing weather information sent by a communication device to obtain air volume grade data; after the air conditioner enters a defrosting mode, acquiring the external environment temperature in real time through an environment temperature sensor, and acquiring the outdoor unit coil temperature in real time through a coil temperature sensor; correcting the temperature of the outdoor unit coil according to the air volume grade data and the external environment temperature to obtain a defrosting exit correction temperature; and when the temperature of the coil of the outdoor unit reaches the defrosting exit correction temperature and continues to be preset for a long time, controlling the air conditioner to exit the defrosting mode. The invention aims to realize automatic correction of defrosting exit logic of the air conditioner, ensure that the air conditioner exits the defrosting mode as soon as possible under the condition of finishing defrosting, and improve defrosting efficiency.

Description

Air conditioner
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner which uses a vapor compression type refrigeration cycle to heat.
Background
With the increasing development of smart homes, the air conditioner is gradually intelligentized as an important component thereof, for example, the air conditioner is intelligently controlled by using technologies such as remote communication and big data processing. The air conditioner includes an indoor unit and an outdoor unit. When the air conditioner is in winter, the outdoor heat exchanger absorbs heat from outdoor air in the heating operation process of the air conditioner, the ambient temperature of the outdoor heat exchanger is low, water vapor in the air can be condensed into frost to be attached to the surface of the outdoor heat exchanger, the heat exchange capacity of the outdoor heat exchanger is affected, the heating capacity of the air conditioner is reduced, and the air conditioner needs to be defrosted. The existing defrosting mode is mainly carried out by detecting the temperature of an outdoor unit coil or setting defrosting exit time. Under the influence of environmental factors such as strong wind, the temperature of the outdoor unit coil is difficult to reach the defrosting exit temperature or the defrosting exit time has errors, so that the condition that the air conditioner is defrosted and still does not exit the defrosting mode easily occurs, the air conditioner cannot be converted into heating operation as soon as possible, and the defrosting efficiency is reduced.
Disclosure of Invention
The invention provides an air conditioner, which aims to solve the technical problem that the existing air conditioner is easily influenced by environmental factors such as strong wind and the like, so that errors are generated in defrosting exit logic.
A first embodiment of the present invention provides an air conditioner including:
an indoor unit that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle; the indoor unit is provided with a communication device and a controller;
an outdoor unit that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit is provided with an environment temperature sensor and a coil temperature sensor;
the controller configured to:
processing the weather information sent by the communication device to obtain air volume grade data;
after the air conditioner enters a defrosting mode, acquiring the external environment temperature in real time through the environment temperature sensor, and acquiring the outdoor unit coil temperature in real time through the coil temperature sensor;
correcting the temperature of the coil pipe of the outdoor unit according to the air volume grade data and the external environment temperature to obtain a defrosting exit correction temperature;
and when the temperature of the coil of the outdoor unit reaches the defrosting exit correction temperature and lasts for a preset time length, controlling the air conditioner to exit the defrosting mode.
Further, the controller is configured to:
and determining a corresponding correction temperature difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, so as to correct the temperature of the coil pipe of the outdoor unit according to the correction temperature difference and obtain the defrosting exit correction temperature.
Further, the controller is configured to:
when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a first correction temperature difference;
when the wind comesThe volume class data belong to the class 0-E1 interval and the external ambient temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a second correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a third correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a fourth correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fifth correction temperature difference;
when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a sixth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a seventh correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eighth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a ninth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4And, + ∞), the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the tenth correction temperature difference;
when the air volume grade data belongs to the range from E4 to E5 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eleventh correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twelfth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the thirteenth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fourteenth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fifteenth correction temperature difference;
when the air volume grade data belongs to the range from E6 to E7 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the sixteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the seventeenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction temperature is equal to the outdoor unit coil temperatureThe sum of the degrees and the eighteenth corrected temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the nineteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twentieth correction temperature difference;
when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-first correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a twenty-second correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a twenty-third correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-fourth correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-fifth correction temperature difference.
Further, the communication device is used for receiving the weather information in a timing mode.
A second embodiment of the present invention provides an air conditioner including:
an indoor unit that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle; the indoor unit is provided with a communication device and a controller;
an outdoor unit that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit is provided with an environment temperature sensor;
the controller configured to:
processing the weather information sent by the communication device to obtain air volume grade data;
after the air conditioner enters a defrosting mode, acquiring the external environment temperature in real time through the environment temperature sensor, and setting defrosting exit time;
correcting the defrosting exit time according to the air volume grade data and the external environment temperature to obtain defrosting exit correction time;
and when the defrosting time of the air conditioner reaches the defrosting exit correction time, controlling the air conditioner to exit the defrosting mode.
Further, the controller is configured to:
and determining a corresponding correction time difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, and correcting the defrosting exit time according to the correction time difference to obtain the defrosting exit correction time.
Further, the controller is configured to:
when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the first correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a second correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs toIn (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a third correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a fourth correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifth correction time difference;
when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a sixth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a seventh correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a ninth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the tenth correction time difference;
when the air volume grade data belongs to the range from E4 to E5 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction time is equal to the difference between the defrosting exit time and the eleventh correction timeA difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twelfth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the thirteenth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the fourteenth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifteenth correction time difference;
when the air volume grade data belongs to the range from E6 to E7 and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the sixteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the seventeenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the nineteenth correction time difference;
when the air volume grade data belong to E6-E7Between stages and the external ambient temperature is (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the twentieth correction time difference;
when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-first correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a twenty-second correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-third correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-fourth correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrost exit correction time is equal to the difference between the defrost exit time and the twenty-fifth correction time difference.
Further, the communication device is used for receiving the weather information in a timing mode.
A third embodiment of the present invention provides an air conditioner including:
an indoor unit that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle;
an outdoor unit that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit is provided with a wind speed measuring instrument, an environment temperature sensor, a coil pipe temperature sensor and a controller;
the controller configured to:
after the air conditioner enters a defrosting mode, acquiring air volume grade data in real time through the air speed measuring instrument, acquiring external environment temperature in real time through the environment temperature sensor, and acquiring outdoor unit coil temperature in real time through the coil temperature sensor;
correcting the temperature of the coil pipe of the outdoor unit according to the air volume grade data and the external environment temperature to obtain a defrosting exit correction temperature;
and when the temperature of the coil of the outdoor unit reaches the defrosting exit correction temperature and lasts for a preset time length, controlling the air conditioner to exit the defrosting mode.
Further, the controller is configured to:
and determining a corresponding correction temperature difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, so as to correct the temperature of the coil pipe of the outdoor unit according to the correction temperature difference and obtain the defrosting exit correction temperature.
Further, the controller is configured to:
when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a first correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a second correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a third correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)3，T4]When the defrosting quit correcting temperature is equal to the temperature difference between the outdoor unit coil pipe and the fourth correcting temperatureThe sum of (1);
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fifth correction temperature difference;
when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a sixth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a seventh correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eighth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a ninth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4And, + ∞), the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the tenth correction temperature difference;
when the air volume grade data belongs to the range from E4 to E5 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eleventh correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twelfth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade intervalThe external ambient temperature is (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the thirteenth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fourteenth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fifteenth correction temperature difference;
when the air volume grade data belongs to the range from E6 to E7 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the sixteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the seventeenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eighteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the nineteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twentieth correction temperature difference;
when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]When, the removalThe frost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-first correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a twenty-second correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a twenty-third correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-fourth correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-fifth correction temperature difference.
A fourth embodiment of the present invention provides an air conditioner including:
an indoor unit that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle;
an outdoor unit that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit is provided with a wind speed measuring instrument, an environment temperature sensor and a controller;
the controller configured to:
after the air conditioner enters a defrosting mode, acquiring air volume grade data in real time through the air speed measuring instrument, acquiring external environment temperature in real time through the environment temperature sensor, and setting defrosting exit time;
correcting the defrosting exit time according to the air volume grade data and the external environment temperature to obtain defrosting exit correction time;
and when the defrosting time of the air conditioner reaches the defrosting exit correction time, controlling the air conditioner to exit the defrosting mode.
Further, the controller is configured to:
and determining a corresponding correction time difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, and correcting the defrosting exit time according to the correction time difference to obtain the defrosting exit correction time.
Further, the controller is configured to:
when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the first correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a second correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a third correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a fourth correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifth correction time difference;
when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a sixth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a seventh correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a ninth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the tenth correction time difference;
when the air volume grade data belongs to the range from E4 to E5 and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eleventh correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twelfth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the thirteenth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the fourteenth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifteenth correction time difference;
when the air volume grade data belongs to the range from E6 to E7 and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the sixteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the seventeenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the nineteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the twentieth correction time difference;
when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-first correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a twenty-second correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the defrosting exit time and the secondThirteen correcting the difference of the time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-fourth correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrost exit correction time is equal to the difference between the defrost exit time and the twenty-fifth correction time difference.
In an air conditioner provided by a first embodiment of the present invention, a controller is configured to: after the air conditioner enters the defrosting mode, according to the air volume grade data obtained by processing the weather information sent by the communication device and the external environment temperature obtained in real time through the environment temperature sensor, the outdoor unit coil temperature obtained in real time through the coil temperature sensor is corrected to obtain the defrosting exit correction temperature, and when the outdoor unit coil temperature reaches the defrosting exit correction temperature and lasts for the preset time length, the air conditioner is controlled to exit the defrosting mode. The first embodiment of the invention aims to realize automatic correction of defrosting exit logic of the air conditioner, ensure that the air conditioner exits the defrosting mode as soon as possible under the condition of finishing defrosting, and improve defrosting efficiency.
In an air conditioner according to a second embodiment of the present invention, a controller is configured to: and after the air conditioner enters the defrosting mode, correcting the set defrosting exit time according to the air volume grade data obtained by processing the weather information sent by the communication device and the external environment temperature obtained in real time through the environment temperature sensor to obtain the defrosting exit correction time, and controlling the air conditioner to exit the defrosting mode when the defrosting time of the air conditioner reaches the defrosting exit correction time. The second embodiment of the invention aims to realize the automatic correction of the defrosting exit logic of the air conditioner, ensure that the air conditioner exits the defrosting mode as soon as possible under the condition of finishing defrosting, and improve the defrosting efficiency.
In an air conditioner provided by a third embodiment of the present invention, a controller is configured to: after the air conditioner enters a defrosting mode, according to the air volume grade data acquired in real time through the air speed measuring instrument and the external environment temperature acquired in real time through the environment temperature sensor, the outdoor unit coil temperature acquired in real time through the coil temperature sensor is corrected to obtain a defrosting exit correction temperature, and when the outdoor unit coil temperature reaches the defrosting exit correction temperature and lasts for a preset time length, the air conditioner is controlled to exit the defrosting mode. The third embodiment of the invention aims to realize the automatic correction of the defrosting exit logic of the air conditioner, ensure that the air conditioner exits the defrosting mode as soon as possible under the condition of finishing defrosting, and improve the defrosting efficiency.
In an air conditioner according to a fourth embodiment of the present invention, a controller is configured to: and after the air conditioner enters the defrosting mode, correcting the set defrosting exit time according to the air volume grade data acquired in real time by the air speed measuring instrument and the external environment temperature acquired in real time by the environment temperature sensor to obtain the defrosting exit correction time, and controlling the air conditioner to exit the defrosting mode when the defrosting time of the air conditioner reaches the defrosting exit correction time. The fourth embodiment of the invention aims to realize the automatic correction of the defrosting exit logic of the air conditioner, ensure that the air conditioner exits the defrosting mode as soon as possible under the condition of finishing defrosting, and improve the defrosting efficiency.
Drawings
Fig. 1 is a schematic structural view of an air conditioner according to a first embodiment of the present invention;
fig. 2 is a schematic structural view of an air conditioner in a second embodiment of the present invention;
fig. 3 is a schematic structural view of an air conditioner in a third embodiment of the present invention;
fig. 4 is a schematic structural view of an air conditioner in a fourth embodiment of the present invention;
wherein the reference numbers in the drawings of the specification are as follows:
1: an air conditioner; 2: an indoor unit; 3: an outdoor unit; 4: a communication device; 5: a controller; 6: an ambient temperature sensor; 7: a coil temperature sensor; 8: an anemometer.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Please refer to fig. 1.
As shown in fig. 1, the first embodiment provides an air conditioner 1 including: an indoor unit 2 that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle; the indoor unit 2 is provided with a communication device 4 and a controller 5; an outdoor unit 3 that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit 3 is provided with an environment temperature sensor 6 and a coil temperature sensor 7; a controller 5 configured to: processing the weather information sent by the communication device 4 to obtain air volume grade data; after the air conditioner 1 enters a defrosting mode, the external environment temperature is obtained in real time through an environment temperature sensor 6, and the coil temperature of the outdoor unit 3 is obtained in real time through a coil temperature sensor 7; correcting the temperature of the coil of the outdoor unit 3 according to the air volume grade data and the external environment temperature to obtain a defrosting exit correction temperature; and when the temperature of the coil of the outdoor unit 3 reaches the defrosting exit correction temperature and lasts for a preset time length, controlling the air conditioner 1 to exit the defrosting mode.
It should be noted that the weather information includes wind speed, wind pressure, and the like, and the communication device 4 includes a Wifi module and the like. The Wifi module is connected with the processor of the indoor unit 2.
As an example, a communication device 4 and a controller 5 are arranged on the indoor unit 2, when the communication device 4 receives weather information, the weather information is sent to the processor of the indoor unit 2 through a signal line by the communication device 4, and is sent to the controller 5 through the processor of the indoor unit 2, so that the controller 5 can convert the weather information into information recognizable by the controller 5, and screen and store air volume grade data from the information. An environment temperature sensor 6 and a coil temperature sensor 7 are arranged on the outdoor unit 3, when the air conditioner 1 enters a defrosting mode, the controller 5 is used for adjusting air volume grade data, the ambient temperature sensor 6 is used for acquiring the external ambient temperature in real time, the coil temperature sensor 7 is used for acquiring the coil temperature of the outdoor unit 3 in real time, the temperature of the coil pipe of the outdoor unit 3 is corrected according to the air volume grade data and the external environment temperature to obtain the corrected temperature for defrosting and quitting, and when the temperature of the coil of the outdoor unit 3 reaches the defrosting exit correction temperature for a preset time period, for example, the temperature of the coil of the outdoor unit 3 reaches the defrosting exit correction temperature for 30 seconds, the air conditioner 1 is controlled to exit the defrosting mode, therefore, the air conditioner 1 can automatically correct the defrosting exit logic, the air conditioner 1 can be guaranteed to exit the defrosting mode as soon as possible under the condition that defrosting is finished, and defrosting efficiency is improved.
In a preferred embodiment, the controller 5 is configured to: and determining a corresponding correction temperature difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, and correcting the temperature of the coil pipe of the outdoor unit 3 according to the correction temperature difference to obtain the defrosting exit correction temperature.
Illustratively, after the air conditioner 1 enters the defrosting mode, the controller 5 is used for calling air volume grade data, acquiring the external environment temperature in real time through the environment temperature sensor 6, acquiring the coil temperature of the outdoor unit 3 in real time through the coil temperature sensor 7, determining a corresponding correction temperature difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, correcting the coil temperature of the outdoor unit 3 according to the corresponding correction temperature difference to obtain a defrosting exit correction temperature, and controlling the air conditioner 1 to exit the defrosting mode when the coil temperature of the outdoor unit 3 reaches the defrosting exit correction temperature and lasts for a preset time length, such as the coil temperature of the outdoor unit 3 reaches the defrosting exit correction temperature and lasts for 30s, so that the air conditioner 1 can automatically and accurately correct defrosting exit logic according to different environment conditions, and can ensure that the air conditioner 1 exits the defrosting mode as soon as possible, the defrosting efficiency is improved.
In a preferred embodiment, the controller 5 is configured to: when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (∞, T)1]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the first correction temperature difference; number of equivalent wind rateAccording to the range of 0-E1 and the external environment temperature1，T2]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the second correction temperature difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the third correction temperature difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the fourth correction temperature difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)4And +/-infinity), the defrosting exit correction temperature is equal to the sum of the temperature of the coil pipe of the outdoor unit 3 and the temperature difference of the fifth correction; when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the sixth correction temperature difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the seventh correction temperature difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the eighth correction temperature difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the ninth correction temperature difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrosting exit correction temperature is equal to the sum of the temperature of the outdoor unit 3 coil and the tenth correction temperature difference; when the air volume grade data belongs to the range from E4 to E5 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the eleventh correction temperature difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twelfth correction temperature difference; current air volume grade dataBelongs to the interval of E4-E5 grades and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the thirteenth correction temperature difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the fourteenth correction temperature difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrosting exit correction temperature is equal to the sum of the temperature of the outdoor unit 3 coil and the temperature difference of the fifteenth correction; when the air volume grade data belongs to the range from E6 to E7 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the sixteenth correction temperature difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the seventeenth correction temperature difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the eighteenth correction temperature difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the nineteenth correction temperature difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrosting exit correction temperature is equal to the sum of the temperature of the coil pipe of the outdoor unit 3 and the twentieth correction temperature difference; when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twenty-first correction temperature difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twenty-second correction temperature difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]In time, the defrosting exit correction temperature is equal to the outdoor unit 3 coil temperature and the twenty-third correctionThe sum of the temperature differences; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twenty-fourth correction temperature difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞) the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twenty-fifth correction temperature difference.
As an example, as shown in table 1.
TABLE 1
Figure BDA0002478567680000161
When the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plate。
When the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateAnd a sixth corrected temperature difference a11The sum of (1); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateAnd a seventh corrected temperature difference a12The sum of (1); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the eighth corrected temperature13The sum of (1); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the ninth corrected temperature14The sum of (1); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the tenth correction temperature15The sum of (1).
When the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateIs different from the eleventh corrected temperature by a21The sum of (1); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the twelfth corrected temperature22The sum of (1); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the thirteenth corrected temperature23The sum of (1); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the fourteenth correction temperature24The sum of (1); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateAnd a fifteenth corrected temperature difference a25The sum of (1).
When the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from sixteenth corrected temperature31The sum of (1); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the seventeenth correction32The sum of (1); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from eighteenth corrected temperature33The sum of (1); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateCorrected temperature difference a from the nineteenth34The sum of (1); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateCorrected temperature difference a from twentieth35The sum of (1).
When the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the twenty-first correction temperature41The sum of (1); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateAnd a twenty-second corrected temperature difference a42The sum of (1); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, defrost exit correction temperature TDefrostingIs equal to outdoorsTemperature T of coil pipe of machine 3Outer plateAnd a twenty-third corrected temperature difference a43The sum of (1); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateCorrected temperature difference a from the twenty fourth44The sum of (1); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a between the temperature of the first and the second correction45The sum of (1).
Wherein, the grades 0-E1, E2-E3, E4-E5, E6-E7 and E8-E9 are 5 wind grade intervals divided according to the grades 0-12; t is1≤-20℃，-20℃≤T2≤-10℃，-10℃≤T3≤3℃，T4Not less than 3 ℃; the first corrected temperature, the second corrected temperature difference, the third corrected temperature difference, the fourth corrected temperature difference and the fifth corrected temperature difference are all equal to 0; the value ranges of a 11-a 45 are all [0, 10 ]](℃)。
In the preferred embodiment, the communication means 4 is used for receiving weather information periodically.
Please refer to fig. 2.
As shown in fig. 2, the second embodiment provides an air conditioner 1 including: an indoor unit 2 that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle; the indoor unit 2 is provided with a communication device 4 and a controller 5; an outdoor unit 3 that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; and the outdoor unit 3 is provided with an ambient temperature sensor 6; a controller 5 configured to: processing the weather information sent by the communication device 4 to obtain air volume grade data; after the air conditioner 1 enters a defrosting mode, acquiring the external environment temperature in real time through an environment temperature sensor 6, and setting defrosting exit time; correcting the defrosting exit time according to the air volume grade data and the external environment temperature to obtain the defrosting exit correction time; and when the defrosting time of the air conditioner 1 reaches the defrosting exit correction time, controlling the air conditioner 1 to exit the defrosting mode.
It should be noted that the weather information includes wind speed, wind pressure, and the like, and the communication device 4 includes a Wifi module and the like. The Wifi module is connected with the processor of the indoor unit 2.
As an example, a communication device 4 and a controller 5 are arranged on the indoor unit 2, when the communication device 4 receives weather information, the weather information is sent to the processor of the indoor unit 2 through a signal line by the communication device 4, and is sent to the controller 5 through the processor of the indoor unit 2, so that the controller 5 can convert the weather information into information recognizable by the controller 5, and screen and store air volume grade data from the information. An environment temperature sensor 6 is arranged on the outdoor unit 3, after the air conditioner 1 enters a defrosting mode, air volume grade data is called by a controller 5, the external environment temperature is obtained in real time through the environment temperature sensor 6, defrosting exit time is set, the defrosting exit time is corrected according to the air volume grade data and the external environment temperature, defrosting exit correction time is obtained, and when the defrosting time of the air conditioner 1 reaches the defrosting exit correction time, the air conditioner 1 is controlled to exit the defrosting mode, so that automatic correction of defrosting exit logic of the air conditioner 1 is realized, the air conditioner 1 can be guaranteed to exit the defrosting mode as soon as possible under the condition of defrosting completion, and defrosting efficiency is improved.
In a preferred embodiment, the controller 5 is configured to: and determining a corresponding correction time difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, and correcting the defrosting exit time according to the correction time difference to obtain the defrosting exit correction time.
As an example, after the air conditioner 1 enters the defrosting mode, the controller 5 is used for calling the air volume grade data, acquiring the external environment temperature in real time through the environment temperature sensor 6, setting the defrosting exit time, determining the corresponding correction time difference according to the preset air volume grade interval corresponding to the air volume grade data and the preset temperature interval corresponding to the external environment temperature, correcting the defrosting exit time according to the corresponding correction time difference to obtain the defrosting exit correction time, and controlling the air conditioner 1 to exit the defrosting mode when the defrosting time of the air conditioner 1 reaches the defrosting exit correction time, so that the air conditioner 1 automatically and accurately corrects the defrosting exit logic according to different environment conditions, the air conditioner 1 can be ensured to exit the defrosting mode as soon as possible under the condition of finishing defrosting, and the defrosting efficiency is improved.
In a preferred embodiment, the controller 5 is configured to: when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (∞, T)1]The defrosting exit correction time is equal to the difference between the defrosting exit time and the first correction time difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)1，T2]The defrosting exit correction time is equal to the difference between the defrosting exit time and the second correction time difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)2，T3]The defrosting exit correction time is equal to the difference between the defrosting exit time and the third correction time difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)3，T4]The defrosting exit correction time is equal to the difference between the defrosting exit time and the fourth correction time difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifth correction time difference; when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the sixth correction time difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]The defrosting exit correction time is equal to the difference between the defrosting exit time and the seventh correction time difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighth correction time difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]The defrosting exit correction time is equal to the difference between the defrosting exit time and the ninth correction time difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4, + ∞) and the defrosting exit correction time is equal to the defrosting exit timeThe difference between the time difference and the tenth corrected time difference; when the air volume grade data belongs to the range from E4 to E5 and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eleventh correction time difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]The defrosting exit correction time is equal to the difference between the defrosting exit time and the twelfth correction time difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the thirteenth correction time difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction time is equal to the difference between the defrosting exit time and the fourteenth correction time difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifteenth correction time difference; when the air volume grade data belongs to the interval from E6 to E7 grades and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the sixteenth correction time difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the seventeenth correction time difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighteenth correction time difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the nineteenth correction time difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the twentieth correction time difference; when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]In time, the defrosting exit correction time is equal to that of defrosting exitThe difference between the time difference and the twenty-first corrected time difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-second correction time difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-third correction time difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-fourth correction time difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrost exit correction time is equal to the difference between the defrost exit time and the twenty-fifth correction time difference.
As an example, as shown in table 2.
TABLE 2
Figure BDA0002478567680000211
When the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) the defrosting exit correction time t is equal to the defrosting exit time t0。
When the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from the sixth correction11A difference of (d); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from seventh correction12A difference of (d); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from eighth correction13A difference of (d); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from ninth correction14A difference of (d); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from tenth correction15The difference of (a).
When the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from eleventh correction21A difference of (d); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from twelfth correction22A difference of (d); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from thirteenth correction23A difference of (d); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from fourteenth correction24A difference of (d); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) and defrosting exit correctionTime t is equal to defrosting exit time t0Time difference t from the fifteenth correction25The difference of (a).
When the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from sixteenth correction31A difference of (d); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Difference t from seventeenth correction32A difference of (d); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from eighteenth correction33A difference of (d); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Corrected time difference t from nineteenth34A difference of (d); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) the defrosting exit correction time t is equal to the defrosting exit time t0Difference t from twentieth correction35The difference of (a).
When the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Difference t from the twenty-first correction41A difference of (d); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from twenty-second correction42A difference of (d); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Corrected time difference t from the twenty-third43A difference of (d); when the air volume is equal toStage data belonging to E8-E9 stage interval and external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Corrected time difference t from the twenty-fourth44A difference of (d); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) the defrosting exit correction time t is equal to the defrosting exit time t0Difference t from twenty-fifth correction45The difference of (a).
Wherein, the grades 0-E1, E2-E3, E4-E5, E6-E7 and E8-E9 are 5 wind grade intervals divided according to the grades 0-12; t is1≤-20℃，-20℃≤T2≤-10℃，-10℃≤T3≤3℃，T4Not less than 3 ℃; the first corrected time difference, the second corrected time difference, the third corrected time difference, the fourth corrected time difference and the fifth corrected time difference are all equal to 0; t is t11～t45All values of (1) are [0, 10 ]](s)。
In the preferred embodiment, the communication means 4 is used for receiving weather information periodically.
Please refer to fig. 3.
As shown in fig. 3, the third embodiment provides an air conditioner 1 including: an indoor unit 2 that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle; an outdoor unit 3 that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit 3 is provided with a wind speed measuring instrument 8, an environment temperature sensor 6, a coil pipe temperature sensor 7 and a controller 5; a controller 5 configured to: after the air conditioner 1 enters a defrosting mode, acquiring air volume grade data in real time through an air speed measuring instrument 8, acquiring external environment temperature in real time through an environment temperature sensor 6, and acquiring coil temperature of an outdoor unit 3 in real time through a coil temperature sensor 7; correcting the temperature of the coil of the outdoor unit 3 according to the air volume grade data and the external environment temperature to obtain a defrosting exit correction temperature; and when the temperature of the coil of the outdoor unit 3 reaches the defrosting exit correction temperature and lasts for a preset time length, controlling the air conditioner 1 to exit the defrosting mode.
The anemometer 8 is installed near the heat exchanger of the outdoor unit 3 and connected to the controller 5.
As an example, an air speed measuring instrument 8, an environment temperature sensor 6, a coil temperature sensor 7 and a controller 5 are arranged on the outdoor unit 3, when the air conditioner 1 enters the defrosting mode, the controller 5 acquires air volume grade data in real time through the air speed measuring instrument 8, acquires the external environment temperature in real time through the environment temperature sensor 6, acquires the coil temperature of the outdoor unit 3 in real time through the coil temperature sensor 7, corrects the coil temperature of the outdoor unit 3 according to the air volume grade data and the external environment temperature to obtain a defrosting exit correction temperature, and controls the air conditioner 1 to exit the defrosting mode when the coil temperature of the outdoor unit 3 reaches the defrosting exit correction temperature and lasts for a preset time length, for example, the coil temperature of the outdoor unit 3 reaches the defrosting exit correction temperature and lasts for 30s, so that the air conditioner 1 automatically corrects the defrosting exit logic, and can ensure that the air conditioner 1 exits the defrosting mode as soon as possible, the defrosting efficiency is improved.
In a preferred embodiment, the controller 5 is configured to: and determining a corresponding correction temperature difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, and correcting the temperature of the coil pipe of the outdoor unit 3 according to the correction temperature difference to obtain the defrosting exit correction temperature.
Illustratively, after the air conditioner 1 enters the defrosting mode, the controller 5 acquires the air volume grade data in real time through the air speed measuring instrument 8, acquires the external environment temperature in real time through the environment temperature sensor 6, acquires the coil temperature of the outdoor unit 3 in real time through the coil temperature sensor 7, determines the corresponding correction temperature difference according to the preset air level interval corresponding to the air volume grade data and the preset temperature interval corresponding to the external environment temperature, corrects the coil temperature of the outdoor unit 3 according to the corresponding correction temperature difference to obtain the defrosting exit correction temperature, and controls the air conditioner 1 to exit the defrosting mode when the coil temperature of the outdoor unit 3 reaches the defrosting exit correction temperature and lasts for a preset time, for example, the coil temperature of the outdoor unit 3 reaches the defrosting exit correction temperature and lasts for 30s, so that the air conditioner 1 automatically and accurately corrects the defrosting exit logic according to different environment conditions, the air conditioner 1 can be ensured to exit the defrosting mode as soon as possible under the condition of finishing defrosting, and the defrosting efficiency is improved.
In a preferred embodiment, the controller 5 is configured to: when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (∞, T)1]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the first correction temperature difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the second correction temperature difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the third correction temperature difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the fourth correction temperature difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)4And +/-infinity), the defrosting exit correction temperature is equal to the sum of the temperature of the coil pipe of the outdoor unit 3 and the temperature difference of the fifth correction; when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the sixth correction temperature difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the seventh correction temperature difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the eighth correction temperature difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the ninth correction temperature difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrosting exit correction temperature is equal to the sum of the temperature of the outdoor unit 3 coil and the tenth correction temperature difference; current air volume grade dataBelongs to the interval from E4 to E5 and the external environment temperature belongs to (∞, T)1]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the eleventh correction temperature difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twelfth correction temperature difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the thirteenth correction temperature difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the fourteenth correction temperature difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrosting exit correction temperature is equal to the sum of the temperature of the outdoor unit 3 coil and the temperature difference of the fifteenth correction; when the air volume grade data belongs to the range from E6 to E7 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the sixteenth correction temperature difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the seventeenth correction temperature difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the eighteenth correction temperature difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the nineteenth correction temperature difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrosting exit correction temperature is equal to the sum of the temperature of the coil pipe of the outdoor unit 3 and the twentieth correction temperature difference; when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twenty-first correction temperature difference;when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twenty-second correction temperature difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twenty-third correction temperature difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twenty-fourth correction temperature difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞) the defrosting exit correction temperature is equal to the sum of the temperature of the coil of the outdoor unit 3 and the twenty-fifth correction temperature difference.
As an example, as shown in table 3.
TABLE 3
Figure BDA0002478567680000261
When the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plate。
When the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateAnd sixthCorrecting the temperature difference a11The sum of (1); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateAnd a seventh corrected temperature difference a12The sum of (1); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the eighth corrected temperature13The sum of (1); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the ninth corrected temperature14The sum of (1); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the tenth correction temperature15The sum of (1).
When the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateIs different from the eleventh corrected temperature by a21The sum of (1); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the twelfth corrected temperature22The sum of (1); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the thirteenth corrected temperature23The sum of (1); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the fourteenth correction temperature24The sum of (1); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateAnd a fifteenth corrected temperature difference a25The sum of (1).
When the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from sixteenth corrected temperature31The sum of (1); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the seventeenth correction32The sum of (1); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from eighteenth corrected temperature33The sum of (1); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateCorrected temperature difference a from the nineteenth34The sum of (1); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateCorrected temperature difference a from twentieth35The sum of (1).
When the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a from the twenty-first correction temperature41The sum of (1); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateAnd a twenty-second corrected temperature difference a42The sum of (1); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateAnd a twenty-third corrected temperature difference a43The sum of (1); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateCorrected temperature difference a from the twenty fourth44The sum of (1); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) time, defrost exit correction temperature TDefrostingEqual to the temperature T of the outdoor unit 3 coilOuter plateDifference a between the temperature of the first and the second correction45The sum of (1).
Wherein, the grades 0-E1, E2-E3, E4-E5, E6-E7 and E8-E9 are 5 wind grade intervals divided according to the grades 0-12; t is1≤-20℃，-20℃≤T2≤-10℃，-10℃≤T3≤3℃，T4Not less than 3 ℃; the first corrected temperature, the second corrected temperature difference, the third corrected temperature difference, the fourth corrected temperature difference and the fifth corrected temperature difference are all equal to 0; the value ranges of a 11-a 45 are all [0, 10 ]](℃)。
Please refer to fig. 4.
As shown in fig. 4, the fourth embodiment provides an air conditioner 1 including: an indoor unit 2 that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle; an outdoor unit 3 that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit 3 is provided with a wind speed measuring instrument 8, an ambient temperature sensor 6 and a controller 5; a controller 5 configured to: after the air conditioner 1 enters a defrosting mode, acquiring air volume grade data in real time through an air speed measuring instrument 8, acquiring external environment temperature in real time through an environment temperature sensor 6, and setting defrosting exit time; correcting the defrosting exit time according to the air volume grade data and the external environment temperature to obtain the defrosting exit correction time; and when the defrosting time of the air conditioner 1 reaches the defrosting exit correction time, controlling the air conditioner 1 to exit the defrosting mode.
The anemometer 8 is installed near the heat exchanger of the outdoor unit 3 and connected to the controller 5.
As an example, the outdoor unit 3 is provided with an air speed measuring instrument 8, an environment temperature sensor 6 and a controller 5, after the air conditioner 1 enters the defrosting mode, the controller 5 acquires air volume level data in real time through the air speed measuring instrument 8, acquires external environment temperature in real time through the environment temperature sensor 6, sets defrosting exit time, corrects the defrosting exit time according to the air volume level data and the external environment temperature to obtain defrosting exit correction time, and controls the air conditioner 1 to exit the defrosting mode when the defrosting time of the air conditioner 1 reaches the defrosting exit correction time, so that the air conditioner 1 automatically corrects defrosting exit logic, and can ensure that the air conditioner 1 exits the defrosting mode as soon as possible when defrosting is completed, and improve defrosting efficiency.
In a preferred embodiment, the controller 5 is configured to: and determining a corresponding correction time difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, and correcting the defrosting exit time according to the correction time difference to obtain the defrosting exit correction time.
As an example, after the air conditioner 1 enters the defrosting mode, the controller 5 acquires the air volume level data in real time through the air speed measuring instrument 8, acquires the external environment temperature in real time through the environment temperature sensor 6, sets the defrosting exit time, determines the corresponding correction time difference according to the preset air level interval corresponding to the air volume level data and the preset temperature interval corresponding to the external environment temperature, corrects the defrosting exit time according to the correction time difference to obtain the defrosting exit correction time, and controls the air conditioner 1 to exit the defrosting mode when the defrosting time of the air conditioner 1 reaches the defrosting exit correction time, so that the air conditioner 1 automatically and accurately corrects the defrosting exit logic according to different environment conditions, and can ensure that the air conditioner 1 exits the defrosting mode when the defrosting time of the air conditioner 1 is completed, and improve the defrosting efficiency.
In a preferred embodiment, the controller 5 is configured to: when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (∞, T)1]The defrosting exit correction time is equal to the difference between the defrosting exit time and the first correction time difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)1，T2]The defrosting exit correction time is equal to the difference between the defrosting exit time and the second correction time difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)2，T3]The defrosting exit correction time is equal to the difference between the defrosting exit time and the third correction time difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)3，T4]The defrosting exit correction time is equal to the difference between the defrosting exit time and the fourth correction time difference; when the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifth correction time difference; when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the sixth correction time difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]The defrosting exit correction time is equal to the difference between the defrosting exit time and the seventh correction time difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighth correction time difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]The defrosting exit correction time is equal to the difference between the defrosting exit time and the ninth correction time difference; when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the tenth correction time difference; when the air volume grade data belongs to the interval of E4-E5 grades and the outer ringAmbient temperature of (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eleventh correction time difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]The defrosting exit correction time is equal to the difference between the defrosting exit time and the twelfth correction time difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the thirteenth correction time difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction time is equal to the difference between the defrosting exit time and the fourteenth correction time difference; when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifteenth correction time difference; when the air volume grade data belongs to the interval from E6 to E7 grades and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the sixteenth correction time difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the seventeenth correction time difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighteenth correction time difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the nineteenth correction time difference; when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the twentieth correction time difference; when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-first correction time difference; when the air volume grade data belongs to the interval of E8-E9 grades and is outsideThe ambient temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-second correction time difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-third correction time difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-fourth correction time difference; when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrost exit correction time is equal to the difference between the defrost exit time and the twenty-fifth correction time difference.
As an example, as shown in table 4.
TABLE 4
Figure BDA0002478567680000301
When the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]Or the air volume grade data belongs to the interval from 0 to E1 grade and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) the defrosting exit correction time t is equal to the defrosting exit time t0。
When the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from the sixth correction11A difference of (d); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from seventh correction12A difference of (d); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from eighth correction13A difference of (d); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from ninth correction14A difference of (d); when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from tenth correction15The difference of (a).
When the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from eleventh correction21A difference of (d); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from twelfth correction22A difference of (d); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from thirteenth correction23A difference of (d); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from fourteenth correction24A difference of (d); when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from the fifteenth correction25The difference of (a).
When the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from sixteenth correction31A difference of (d); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Difference t from seventeenth correction32A difference of (d); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from eighteenth correction33A difference of (d); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Corrected time difference t from nineteenth34A difference of (d); when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) the defrosting exit correction time t is equal to the defrosting exit time t0Difference t from twentieth correction35The difference of (a).
When the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelongs to (- ∞, T)1]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Difference t from the twenty-first correction41A difference of (d); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)1，T2]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Time difference t from twenty-second correction42A difference of (d); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)2，T3]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Corrected time difference t from the twenty-third43A difference of (d); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)3，T4]In time, the defrosting exit correction time t is equal to the defrosting exit time t0Corrected time difference t from the twenty-fourth44A difference of (d); when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature TOuter ring temperatureBelong to (T)4, + ∞) the defrosting exit correction time t is equal to the defrosting exit time t0Difference t from twenty-fifth correction45The difference of (a).
Wherein, the grades 0-E1, E2-E3, E4-E5, E6-E7 and E8-E9 are 5 wind grade intervals divided according to the grades 0-12; t is1≤-20℃，-20℃≤T2≤-10℃，-10℃≤T3≤3℃，T4Not less than 3 ℃; the first corrected time difference, the second corrected time difference, the third corrected time difference, the fourth corrected time difference and the fifth corrected time difference are all equal to 0; t is t11～t45All values of (1) are [0, 10 ]](s)。
The embodiment of the invention aims to realize that the air conditioner 1 automatically corrects the defrosting exit logic, ensure that the air conditioner 1 exits the defrosting mode as soon as possible under the condition of finishing defrosting, and improve the defrosting efficiency.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.

Claims (14)

1. An air conditioner, comprising:
an indoor unit that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle; the indoor unit is provided with a communication device and a controller;
an outdoor unit that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit is provided with an environment temperature sensor and a coil temperature sensor;
the controller configured to:
processing the weather information sent by the communication device to obtain air volume grade data;
after the air conditioner enters a defrosting mode, acquiring the external environment temperature in real time through the environment temperature sensor, and acquiring the outdoor unit coil temperature in real time through the coil temperature sensor;
correcting the temperature of the coil pipe of the outdoor unit according to the air volume grade data and the external environment temperature to obtain a defrosting exit correction temperature;
and when the temperature of the coil of the outdoor unit reaches the defrosting exit correction temperature and lasts for a preset time length, controlling the air conditioner to exit the defrosting mode.
2. The air conditioner of claim 1, wherein the controller is configured to:
and determining a corresponding correction temperature difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, so as to correct the temperature of the coil pipe of the outdoor unit according to the correction temperature difference and obtain the defrosting exit correction temperature.
3. The air conditioner of claim 2, wherein the controller is configured to:
when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a first correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a second correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a third correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a fourth correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fifth correction temperature difference;
when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a sixth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a seventh correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eighth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a ninth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4And, + ∞), the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the tenth correction temperature difference;
when the air volume grade data belongs to the range from E4 to E5 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eleventh correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twelfth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the thirteenth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fourteenth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fifteenth correction temperature difference;
when the air volume grade data belongs to the range from E6 to E7 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the sixteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the seventeenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eighteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the nineteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twentieth correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade intervalThe external ambient temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-first correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a twenty-second correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a twenty-third correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-fourth correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-fifth correction temperature difference.
4. The air conditioner according to claim 1, wherein said communication means is adapted to receive said weather information periodically.
5. An air conditioner, comprising:
an indoor unit that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle; the indoor unit is provided with a communication device and a controller;
an outdoor unit that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit is provided with an environment temperature sensor;
the controller configured to:
processing the weather information sent by the communication device to obtain air volume grade data;
after the air conditioner enters a defrosting mode, acquiring the external environment temperature in real time through the environment temperature sensor, and setting defrosting exit time;
correcting the defrosting exit time according to the air volume grade data and the external environment temperature to obtain defrosting exit correction time;
and when the defrosting time of the air conditioner reaches the defrosting exit correction time, controlling the air conditioner to exit the defrosting mode.
6. The air conditioner of claim 5, wherein the controller is configured to:
and determining a corresponding correction time difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, and correcting the defrosting exit time according to the correction time difference to obtain the defrosting exit correction time.
7. The air conditioner of claim 6, wherein the controller is configured to:
when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the first correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a second correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a third correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the defrosting exitThe difference between the time and the fourth corrected time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifth correction time difference;
when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a sixth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a seventh correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a ninth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the tenth correction time difference;
when the air volume grade data belongs to the range from E4 to E5 and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eleventh correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twelfth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the outsideThe ambient temperature belongs to2，T3]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the thirteenth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the fourteenth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifteenth correction time difference;
when the air volume grade data belongs to the range from E6 to E7 and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the sixteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the seventeenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the nineteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the twentieth correction time difference;
when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the defrosting exit time anda twenty-first corrected time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a twenty-second correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-third correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-fourth correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrost exit correction time is equal to the difference between the defrost exit time and the twenty-fifth correction time difference.
8. The air conditioner as claimed in claim 5, wherein the communication means is for receiving the weather information periodically.
9. An air conditioner, comprising:
an indoor unit that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle;
an outdoor unit that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit is provided with a wind speed measuring instrument, an environment temperature sensor, a coil pipe temperature sensor and a controller;
the controller configured to:
after the air conditioner enters a defrosting mode, acquiring air volume grade data in real time through the air speed measuring instrument, acquiring external environment temperature in real time through the environment temperature sensor, and acquiring outdoor unit coil temperature in real time through the coil temperature sensor;
correcting the temperature of the coil pipe of the outdoor unit according to the air volume grade data and the external environment temperature to obtain a defrosting exit correction temperature;
and when the temperature of the coil of the outdoor unit reaches the defrosting exit correction temperature and lasts for a preset time length, controlling the air conditioner to exit the defrosting mode.
10. The air conditioner of claim 9, wherein the controller is configured to:
and determining a corresponding correction temperature difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, so as to correct the temperature of the coil pipe of the outdoor unit according to the correction temperature difference and obtain the defrosting exit correction temperature.
11. The air conditioner of claim 10, wherein the controller is configured to:
when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a first correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a second correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a third correction temperature difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a fourth correction temperature difference;
when the air volume grade data belong to the 0-E1 grade areaAnd said external ambient temperature is (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fifth correction temperature difference;
when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a sixth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a seventh correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eighth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a ninth correction temperature difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4And, + ∞), the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the tenth correction temperature difference;
when the air volume grade data belongs to the range from E4 to E5 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eleventh correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twelfth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal toThe sum of the outdoor unit coil temperature and the thirteenth corrected temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fourteenth correction temperature difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the fifteenth correction temperature difference;
when the air volume grade data belongs to the range from E6 to E7 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the sixteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the seventeenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the eighteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the nineteenth correction temperature difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twentieth correction temperature difference;
when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-first correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a twenty-second correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and a twenty-third correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]When the defrosting exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-fourth correction temperature difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrost exit correction temperature is equal to the sum of the outdoor unit coil temperature and the twenty-fifth correction temperature difference.
12. An air conditioner, comprising:
an indoor unit that performs heat exchange between a refrigerant and indoor air in a vapor compression refrigeration cycle;
an outdoor unit that performs heat exchange between a refrigerant and outdoor air in a vapor compression refrigeration cycle; the outdoor unit is provided with a wind speed measuring instrument, an environment temperature sensor and a controller;
the controller configured to:
after the air conditioner enters a defrosting mode, acquiring air volume grade data in real time through the air speed measuring instrument, acquiring external environment temperature in real time through the environment temperature sensor, and setting defrosting exit time;
correcting the defrosting exit time according to the air volume grade data and the external environment temperature to obtain defrosting exit correction time;
and when the defrosting time of the air conditioner reaches the defrosting exit correction time, controlling the air conditioner to exit the defrosting mode.
13. The air conditioner of claim 12, wherein the controller is configured to:
and determining a corresponding correction time difference according to a preset air level interval corresponding to the air volume grade data and a preset temperature interval corresponding to the external environment temperature, and correcting the defrosting exit time according to the correction time difference to obtain the defrosting exit correction time.
14. The air conditioner of claim 13, wherein the controller is configured to:
when the air volume grade data belongs to the range from 0 to E1 grade and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the first correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a second correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a third correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a fourth correction time difference;
when the air volume grade data belong to the interval of 0-E1 grade and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifth correction time difference;
when the air volume grade data belongs to the range from E2 to E3 and the external environment temperature belongs to (- ∞, T)1]When the defrosting is stopped, the defrosting exit correction time is equal to the defrostingThe difference between the exit time and the sixth corrected time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a seventh correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and a ninth correction time difference;
when the air volume grade data belongs to the E2-E3 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the tenth correction time difference;
when the air volume grade data belongs to the range from E4 to E5 and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eleventh correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twelfth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)2，T3]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the thirteenth correction time difference;
when the air volume grade data belongs to the E4-E5 grade interval and the external environment temperature belongs to (T)3，T4]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the fourteenth correction time difference;
when the air volume grade data belongs to EClass 4 to E5 and the external ambient temperature is (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the fifteenth correction time difference;
when the air volume grade data belongs to the range from E6 to E7 and the external environment temperature belongs to (- ∞, T)1]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the sixteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)1，T2]If so, the defrosting exit correction time is equal to the difference between the defrosting exit time and the seventeenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)2，T3]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the eighteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the nineteenth correction time difference;
when the air volume grade data belongs to the E6-E7 grade interval and the external environment temperature belongs to (T)4, + ∞), the defrosting exit correction time is equal to the difference between the defrosting exit time and the twentieth correction time difference;
when the air volume grade data belongs to the range from E8 to E9 and the external environment temperature belongs to (- ∞, T)1]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-first correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)1，T2]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and a twenty-second correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)2，T3]When the defrosting is exited for correctionA difference between the defrost exit time and a twenty-third corrected time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)3，T4]Then, the defrosting exit correction time is equal to the difference between the defrosting exit time and the twenty-fourth correction time difference;
when the air volume grade data belongs to the E8-E9 grade interval and the external environment temperature belongs to (T)4And + ∞), the defrost exit correction time is equal to the difference between the defrost exit time and the twenty-fifth correction time difference.
CN202010376159.9A 2020-05-06 2020-05-06 Air conditioner Pending CN111664547A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022117119A1 (en) * 2021-03-31 2022-06-09 青岛海尔空调器有限总公司 Air conditioner and defrosting control method therefor

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102563814A (en) * 2012-02-08 2012-07-11 广东志高空调有限公司 Cloud air conditioning system based on cloud computation technology
CN103234254A (en) * 2013-04-12 2013-08-07 惠州Tcl家电集团有限公司 Server-based method for optimizing performance parameters of air conditioner, air conditioner and server
JP2013217506A (en) * 2012-04-04 2013-10-24 Mitsubishi Electric Corp Refrigeration cycle apparatus
CN107084499A (en) * 2017-05-17 2017-08-22 青岛海尔空调器有限总公司 Air conditioner defrosting control method
CN110360722A (en) * 2018-04-09 2019-10-22 珠海格力电器股份有限公司 A kind of air conditioning control method, device, storage medium and air-conditioning
CN110410939A (en) * 2019-08-09 2019-11-05 宁波奥克斯电气股份有限公司 A kind of control method, system and the air-conditioning of outdoor machine of air-conditioner defrosting
CN110701728A (en) * 2019-08-27 2020-01-17 珠海格力电器股份有限公司 Defrosting control method based on room cooling, computer readable storage medium and air conditioner

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102563814A (en) * 2012-02-08 2012-07-11 广东志高空调有限公司 Cloud air conditioning system based on cloud computation technology
JP2013217506A (en) * 2012-04-04 2013-10-24 Mitsubishi Electric Corp Refrigeration cycle apparatus
CN103234254A (en) * 2013-04-12 2013-08-07 惠州Tcl家电集团有限公司 Server-based method for optimizing performance parameters of air conditioner, air conditioner and server
CN107084499A (en) * 2017-05-17 2017-08-22 青岛海尔空调器有限总公司 Air conditioner defrosting control method
CN110360722A (en) * 2018-04-09 2019-10-22 珠海格力电器股份有限公司 A kind of air conditioning control method, device, storage medium and air-conditioning
CN110410939A (en) * 2019-08-09 2019-11-05 宁波奥克斯电气股份有限公司 A kind of control method, system and the air-conditioning of outdoor machine of air-conditioner defrosting
CN110701728A (en) * 2019-08-27 2020-01-17 珠海格力电器股份有限公司 Defrosting control method based on room cooling, computer readable storage medium and air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022117119A1 (en) * 2021-03-31 2022-06-09 青岛海尔空调器有限总公司 Air conditioner and defrosting control method therefor

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