CN115264612A - Control method of environment adjusting apparatus, and storage medium - Google Patents

Control method of environment adjusting apparatus, and storage medium Download PDF

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Publication number
CN115264612A
CN115264612A CN202210846888.5A CN202210846888A CN115264612A CN 115264612 A CN115264612 A CN 115264612A CN 202210846888 A CN202210846888 A CN 202210846888A CN 115264612 A CN115264612 A CN 115264612A
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China
Prior art keywords
fresh air
indoor
controlling
temperature
air
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Pending
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CN202210846888.5A
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Chinese (zh)
Inventor
曹磊
黄汝普
侯泽飞
邵艳坡
张�浩
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GD Midea Air Conditioning Equipment Co Ltd
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GD Midea Air Conditioning Equipment Co Ltd
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Priority to CN202210846888.5A priority Critical patent/CN115264612A/en
Publication of CN115264612A publication Critical patent/CN115264612A/en
Pending legal-status Critical Current

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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
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0035—Indoor units, e.g. fan coil units characterised by introduction of outside air to the room
    • 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
    • F24F11/0001—Control or safety arrangements for ventilation
    • 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
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • 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
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
    • 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
    • F24F11/0001—Control or safety arrangements for ventilation
    • F24F2011/0002—Control or safety arrangements for ventilation for admittance of 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
    • F24F2110/10—Temperature
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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

Abstract

The invention discloses a control method of an environment adjusting device, the environment adjusting device and a storage medium. The indoor air duct of the air conditioner in the environment adjusting equipment is communicated with a fresh air outlet of a fresh air device, and the method comprises the following steps: controlling the air conditioner to operate in a cooling mode or a heating mode; when the first environment temperature of the indoor space regulated by the environment regulating equipment meets the temperature-reaching shutdown condition and the fresh air device is in an opening state, controlling a compressor of the air conditioner to be closed and controlling an indoor fan to be kept open; and/or when the operation of the air conditioner reaches the starting condition of the second target mode and the fresh air device is in the starting state, controlling the air conditioner to operate the second target mode and controlling the fresh air device to operate so that the introduced fresh air volume is smaller than the target fresh air volume. The invention aims to improve the running compatibility of the air conditioner and fresh air equipment, meet the indoor comfort and ensure the reliable running of the air conditioner.

Description

Control method of environment adjusting apparatus, and storage medium
Technical Field
The present invention relates to the field of environmental conditioning equipment technologies, and in particular, to a control method for an environmental conditioning equipment, and a storage medium.
Background
The air conditioner is more and more widely applied in daily life and production, and a plurality of air conditioners can be matched with fresh air equipment for use, wherein the fresh air equipment and the air conditioner generally operate independently, the influence of the fresh air equipment is not considered in the operation process of the air conditioner, the operation compatibility of the fresh air equipment and the air conditioner is insufficient, and the problems that the indoor comfort cannot be met, the operation reliability of the air conditioner is poor and the like easily occur.
Disclosure of Invention
The invention mainly aims to provide a control method of an environment adjusting device, the environment adjusting device and a storage medium, aiming at improving the running compatibility of an air conditioner and a fresh air device, meeting the indoor comfort and ensuring the reliable running of the air conditioner.
In order to achieve the above object, the present invention provides a method for controlling an environment conditioning device, the environment conditioning device includes an air conditioner and a fresh air device, an indoor air duct of the air conditioner is communicated with a fresh air outlet of the fresh air device, an indoor heat exchanger and an indoor fan are arranged in the indoor air duct, the method for controlling the environment conditioning device includes the following steps:
controlling the air conditioner to operate in a first target mode, wherein the first target mode comprises a cooling mode or a heating mode;
when the first environment temperature of the indoor space regulated by the environment regulating equipment meets a temperature-reaching shutdown condition and the fresh air device is in an opening state, controlling a compressor of the air conditioner to be closed and controlling the indoor fan to be kept opened;
and/or when the air conditioner runs to reach the starting condition of a second target mode and the fresh air device is in the starting state, controlling the air conditioner to run in the second target mode and controlling the fresh air device to run so that the introduced fresh air volume is smaller than the target fresh air volume, wherein the heat exchange states of the indoor heat exchangers respectively corresponding to the first target mode and the second target mode are different.
Optionally, the fresh air device includes a fresh air fan and/or a fresh air valve disposed at the fresh air outlet, and the step of controlling the operation of the fresh air device to make the introduced fresh air volume smaller than the target fresh air volume includes:
and controlling the fresh air fan to be closed, and/or controlling the fresh air valve to be closed.
Optionally, after the step of controlling the fresh air fan to close and/or controlling the fresh air valve to close, the method further includes:
when the second target mode operation reaches the end condition, controlling the fresh air fan to be started, and/or controlling the fresh air valve to be started;
and returning to the step of controlling the air conditioner to operate in the first target mode.
Optionally, the first target mode includes a heating mode in which the indoor heat exchanger is in a heat release state, and the second target mode includes a defrosting mode in which the indoor heat exchanger is in a heat absorption state.
Optionally, the step of controlling the indoor fan to be turned on includes:
and controlling the indoor fan to operate at a rotating speed less than a preset rotating speed.
Optionally, the step of controlling the indoor fan to be kept on at a rotation speed less than a preset rotation speed comprises:
acquiring the return air temperature of the indoor air duct, the heat exchanger temperature of the indoor heat exchanger and state parameters related to the introduction of fresh air by the fresh air device;
determining the target rotating speed of the indoor fan within a rotating speed range smaller than the preset rotating speed according to the return air temperature, the heat exchanger temperature and the state parameter;
and controlling the indoor fan to operate at the target rotating speed.
Optionally, the state parameter includes a fresh air temperature and an operating rotation speed of a fresh air fan in the fresh air device, and the step of determining the target rotation speed of the indoor fan within a rotation speed range smaller than the preset rotation speed according to the return air temperature, the heat exchanger temperature and the state parameter includes:
determining a first temperature difference between the return air temperature and the heat exchanger temperature, determining a second temperature difference between the fresh air temperature and the heat exchanger temperature, and determining a third temperature difference between the return air temperature and the fresh air temperature;
determining a rotating speed adjusting value according to the first temperature difference, the second temperature difference, the third temperature difference and the operating rotating speed;
and reducing the preset rotating speed according to the rotating speed adjusting value to obtain the target rotating speed.
Optionally, defining one side of the indoor air duct, where the air return opening is provided, as an air inlet side, the fresh air outlet being communicated with the air inlet side, the air return opening being provided with an indoor parameter detection module, and when a first ambient temperature of an indoor space adjusted by the environment adjustment device satisfies a warm shutdown condition and when the fresh air device is in an open state, controlling a compressor of the air conditioner to be closed and controlling the indoor fan to be kept open, further including:
acquiring a second ambient temperature of the indoor space, wherein the second ambient temperature is detected by the indoor parameter detection module;
and when the second ambient temperature meets the exit condition of Wen Tingji, controlling the compressor to be started.
Optionally, after the step of controlling the air conditioner to operate in the first target mode, the method further includes:
and when the first environment temperature does not meet the temperature-reaching shutdown condition, executing the step of controlling the air conditioner to operate in a second target mode and controlling the fresh air device to operate so that the introduced fresh air volume is smaller than a target fresh air volume when the air conditioner operates in an opening condition reaching the second target mode and the fresh air device is in an opening state.
Further, in order to achieve the above object, the present application also proposes an environment adjusting apparatus including:
the air conditioner comprises an indoor air duct, an indoor heat exchanger and an indoor fan, wherein the indoor heat exchanger and the indoor fan are arranged in the indoor air duct;
the indoor air channel is communicated with a fresh air outlet of the fresh air device;
controlling means, the air conditioner with the new trend device all with controlling means connects, controlling means includes: a memory, a processor and a control program for an environmental conditioning apparatus stored on the memory and executable on the processor, the control program for the environmental conditioning apparatus implementing the steps of the method for controlling an environmental conditioning apparatus as set forth in any one of the above when executed by the processor.
In addition, in order to achieve the above object, the present application also proposes a storage medium having stored thereon a control program of an environment adjusting apparatus, which when executed by a processor, implements the steps of the method of controlling the environment adjusting apparatus according to any one of the above.
The invention provides a control method of environment conditioning equipment, which comprises an air conditioner and a fresh air device, wherein an indoor air duct of the air conditioner is communicated with a fresh air outlet of the fresh air device, an indoor heat exchanger and an indoor fan are arranged in the indoor air duct, in the process of refrigerating operation or heating operation of the air conditioner, when the first environment temperature of an indoor space reaches a warm shutdown condition, the fresh air device is started, a compressor is closed, the indoor fan is kept started, the indoor air is driven by the indoor fan to enter the indoor air duct to be mixed with the fresh air so as to adjust the temperature of the fresh air, the fresh air can also be subjected to temperature adjustment through the residual temperature of the indoor heat exchanger, the situation that the fresh air directly enters the indoor space without being processed so as to cause the indoor temperature fluctuation to cause the frequent start and stop of the compressor can be avoided, and the operation reliability of the compressor is effectively improved; in addition, when the air conditioner needs to be started in a second target mode different from the heat exchange state of the current indoor heat exchanger and the fresh air device is started, the fresh air quantity introduced by the fresh air device is limited not to exceed the target fresh air quantity in the process of controlling the air conditioner to operate in the second target mode, the situation that the comfort of a user is greatly influenced by indoor temperature fluctuation caused by introduction of a large amount of fresh air in the operation process of the second target mode is avoided, and therefore the indoor comfort of the air conditioner is improved when the air conditioner is switched from the first target mode to the second target mode. Based on this, the influence of the opening of the fresh air device on the operation and the indoor environment of the air conditioner can be considered when the air conditioner reaches Wen Tingji and/or is switched to the second target mode to be opened, and the fresh air device and the air conditioner do not operate independently any more, so that the compatibility of the air conditioner and the operation of fresh air equipment is effectively improved, the indoor comfort is met, and the reliable operation of the air conditioner is guaranteed.
Drawings
FIG. 1 is a schematic structural diagram of an environment conditioning apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a hardware configuration involved in the operation of an embodiment of the environment adjusting apparatus of the present invention;
FIG. 3 is a flowchart illustrating an embodiment of a method for controlling the environmental conditioning apparatus according to the present invention;
FIG. 4 is a flowchart illustrating a method for controlling the climate control device according to another embodiment of the present invention;
fig. 5 is a flowchart illustrating a control method of the environment adjusting apparatus according to another embodiment of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment of the invention provides environment adjusting equipment.
In the present embodiment, referring to fig. 1 and 2, the environment conditioning apparatus includes an air conditioner 1, a fresh air device 2, and a control device 3. The air conditioner 1 comprises an indoor air duct, an indoor heat exchanger 11 and an indoor fan 12, wherein the indoor heat exchanger and the indoor fan are arranged in the indoor air duct, the indoor air duct is communicated with a fresh air outlet 201 of the fresh air device 2, and the air conditioner 1 and the fresh air device 2 are both connected with the control device 3.
In the present embodiment, the air conditioner 1 is a ducted air conditioner. In other embodiments, the air conditioner 1 may be other types of air conditioners such as a wall-mounted air conditioner, a cabinet air conditioner, a window air conditioner, and the like.
The air conditioner 1 comprises a shell, wherein an indoor air duct, an indoor heat exchanger 11 and an indoor fan 12 are arranged in the shell and are arranged in the indoor air duct, the shell is provided with an indoor air outlet 101 and an indoor air return opening 102 which are communicated with an indoor environment, when the indoor fan 12 is opened, air in the indoor environment can be driven to enter the indoor air duct from the indoor air return opening 102 and exchange heat with the indoor heat exchanger 11, and air after heat exchange can be sent into a room through the indoor air outlet 101.
Fresh air device 2 is equipped with fresh air inlet, fresh air export 201 and the new trend wind channel of intercommunication fresh air inlet and fresh air export 201, and fresh air export 201 and indoor wind channel intercommunication, fresh air inlet are used for with outdoor environment intercommunication. Be equipped with the new trend fan in the new trend wind channel, the new trend that can drive outdoor environment when the new trend fan opens gets into in the new trend wind channel from the new trend entry.
The fresh air device 2 is detachably connected with the air conditioner 1 and can be installed on the air conditioner 1 according to the requirements of customers, and the type of the fresh air device 2 can be selected by the customers. The fresh air device 2 may be mounted on a sidewall of the air conditioner 1, and the fresh air outlet 201 may be disposed through the sidewall of the air conditioner 1, where the sidewall may include one of an upper sidewall, a lower sidewall, a left sidewall, and a right sidewall of the air conditioner 1.
Wherein, new trend export 201 can be equipped with the new trend valve, and the new trend valve can be used to open or close new trend export 201. The new trend entry can set up detachable purification module (for example HEPA filter screen etc.), can be used to purify the new trend.
In this embodiment, the fresh air outlet 201 of the fresh air device 2 is communicated with the air inlet side of the indoor heat exchanger 11. Specifically, the fresh air outlet 201 is located between the indoor return air inlet 102 and the indoor heat exchanger 11. In other embodiments, the fresh air outlet 201 of the fresh air device 2 may also be communicated with the air outlet side of the indoor heat exchanger 11, and the fresh air outlet 201 is located between the indoor air outlet 101 and the indoor heat exchanger 11.
In other embodiments, the fresh air device 2 may not have a fresh air blower therein, and the fresh air is introduced through the control of the fresh air valve on the fresh air outlet 201 and the driving of the indoor blower 12.
Further, in this embodiment, referring to fig. 2, a fresh air parameter detection module 4 may be disposed in the fresh air device 2, and the fresh air parameter detection module 4 may be connected to the control device 3. Fresh air parameter detection module 3 can be used to detect fresh air temperature and/or fresh air humidity. In other embodiments, the fresh air device 2 may not have the fresh air parameter detection module 4. The installation states of the fresh air parameter detection modules 4 in the fresh air devices 2 of different types (the installation states represent the states of whether the fresh air parameter detection modules 4 are installed or not) may be different.
Further, in the present embodiment, referring to fig. 2, the environment adjusting apparatus may further include an outdoor unit connected to the air conditioner 1. An outdoor parameter detection module 5 can be arranged on the outdoor unit. The outdoor parameter detecting module 5 may be connected to the control device 3, and the outdoor parameter detecting module 5 may be configured to detect the temperature and/or humidity of the outdoor environment.
Further, in this embodiment, referring to fig. 2, the control device 3 may further be connected to an indoor parameter detecting module 6, where the indoor parameter detecting module 6 is configured to detect an environmental parameter (e.g., an indoor environmental temperature and/or an indoor environmental humidity) of an indoor environment in which the environmental conditioning equipment is applied. The indoor parameter detecting module 6 may be disposed at the indoor air return opening 102, or the indoor parameter detecting module 6 may also be disposed in an indoor environment outside the air conditioner 1, such as a line controller connected to the air conditioner 1 in the indoor environment.
Further, in this embodiment, referring to fig. 2, the environment adjusting apparatus may further include a temperature sensor 7 disposed in the indoor heat exchanger 11, and the temperature sensor 7 is connected to the control device 3. The temperature sensor 7 is used for collecting the coil temperature of the indoor heat exchanger 11.
In an embodiment of the present invention, referring to fig. 2, the control device of the environment adjusting apparatus includes: a processor 1001 (e.g., a CPU), a memory 1002, a timer 1003, and the like. The components in the control device are connected by a communication bus. The memory 1002 may be a high-speed RAM memory or a non-volatile memory such as a disk memory. The memory 1002 may alternatively be a storage device separate from the processor 1001.
Those skilled in the art will appreciate that the configuration of the device shown in fig. 2 is not intended to be limiting of the device and may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.
As shown in fig. 2, a control program of the environment adjusting apparatus may be included in the memory 1002 as a storage medium. In the apparatus shown in fig. 2, the processor 1001 may be configured to call a control program of the environment adjusting apparatus stored in the memory 1002 and perform operations of relevant steps of a control method of the environment adjusting apparatus in the following embodiments.
The embodiment of the invention also provides a control method of the environment adjusting equipment, which is applied to the environment adjusting equipment.
Referring to fig. 3, an embodiment of a method for controlling an environmental conditioning apparatus according to the present application is provided. In this embodiment, the method for controlling an environment adjustment apparatus includes:
step S10, controlling the air conditioner to operate in a first target mode, wherein the first target mode comprises a cooling mode or a heating mode;
in the refrigeration mode, a compressor is started, an indoor fan is started, and an indoor heat exchanger is an evaporator; and in the heating mode, the compressor is started, the indoor fan is started, and the indoor heat exchanger is a condenser.
Step S20, when the first environment temperature of the indoor space regulated by the environment regulating equipment meets a temperature-reaching shutdown condition and the fresh air device is in an opening state, controlling a compressor of the air conditioner to be closed and controlling the indoor fan to be kept opened; and/or when the air conditioner runs to reach the starting condition of a second target mode and the fresh air device is in the starting state, controlling the air conditioner to run in the second target mode and controlling the fresh air device to run so that the introduced fresh air volume is smaller than the target fresh air volume, wherein the heat exchange states of the indoor heat exchangers respectively corresponding to the first target mode and the second target mode are different.
In the first target mode operation process, the first environmental temperature of the indoor space can be detected in real time or at intervals of preset duration, when the detected first environmental temperature meets the temperature-reaching shutdown condition, whether the fresh air device is in an open state or not can be detected, and when the fresh air device is detected to be in the open state, the compressor can be controlled to be closed and the indoor fan can be controlled to be kept open. When the indoor fan is kept on, the current rotating speed can be kept to operate, and the current rotating speed can be adjusted to the preset rotating speed to operate; when detecting that new trend device is in the closed condition, steerable compressor is closed and indoor fan is closed in the control.
When the first target mode is the cooling mode and the first ambient temperature is less than or equal to the set temperature of the air conditioner, it may be determined that the temperature-reaching shutdown condition is satisfied. Otherwise, it may be determined that the warm-up shutdown condition is not satisfied. In this embodiment, the set temperature may be decreased by a preset temperature difference to serve as a first target temperature, and it may be determined that the temperature-reaching shutdown condition is satisfied when the first ambient temperature is less than or equal to the first target temperature.
When the first target mode is the heating mode and the first ambient temperature is greater than or equal to the set temperature of the air conditioner, it may be determined that the temperature-reaching shutdown condition is satisfied. Otherwise, it may be determined that the warm-up shutdown condition is not satisfied. In this embodiment, the set temperature may be increased by a preset temperature difference to serve as a second target temperature, and it may be determined that the temperature-reaching shutdown condition is satisfied when the first ambient temperature is greater than or equal to the second target temperature.
In the running process of the first target mode, if a starting instruction of the second target mode is received, or the environmental parameter of the environment where the air conditioner is monitored reaches the target condition required by starting the second target mode, or the state parameter of the air conditioner is monitored to reach the target condition required by starting the second target mode, the second target mode can be considered to reach the starting condition. For example, in this embodiment, the first target mode is a heating mode, the second target mode is a defrosting mode, the temperature of the outdoor heat exchanger is detected during the operation of the first target mode, and when the temperature of the outdoor heat exchanger is lower than a first preset temperature (lower than or equal to a freezing point temperature), it can be considered that the operation of the air conditioner reaches the start condition. When the second target mode reaches the opening condition, whether the fresh air device is in the opening state or not can be detected, and when the fresh air device is in the opening state, the air conditioner is controlled to operate the second target mode and the fresh air device is controlled to reduce the introduced fresh air volume.
Any part in the fresh air device related to fresh air volume regulation of the indoor air duct can be used as a target part, a parameter of the target part for reducing the fresh air volume is determined as a target parameter, and the target part is controlled to operate according to the target parameter. The target component can comprise a fresh air valve arranged on a fresh air inlet and/or a fresh air outlet, a fresh air fan and/or the like.
In an implementation manner of this embodiment, the fresh air device includes a fresh air blower, and controlling the operation of the fresh air device to make the introduced fresh air volume smaller than the target fresh air volume includes: and controlling the fresh air fan to operate at a rotating speed less than the preset rotating speed. Specifically, the method may include controlling the fresh air fan to operate at a low speed (e.g., a minimum rotational speed) or to be turned off.
In another implementation of this embodiment, the fresh air device includes the fresh air valve that locates the new trend export, controls the operation of fresh air device includes in order to reduce to send into the fresh air volume in indoor wind channel: and controlling the fresh air valve to operate at an opening smaller than a preset opening. Specifically, it may include controlling the fresh air valve to be opened or closed at a small opening degree (e.g., a minimum opening degree).
When the first target mode is a heating mode, the indoor heat exchanger is in an evaporation state in the second target mode, such as a defrosting mode; when the first target mode is a cooling mode, the indoor heat exchanger is in a condensation state in the second target mode, such as a sterilization mode.
The control method of the environment conditioning equipment comprises an air conditioner and a fresh air device, wherein an indoor air duct of the air conditioner is communicated with a fresh air outlet of the fresh air device, an indoor heat exchanger and an indoor fan are arranged in the indoor air duct, and in the process of refrigerating operation or heating operation of the air conditioner, when the first environment temperature of an indoor space reaches a warm shutdown condition, the fresh air device is started, the compressor is closed, the indoor fan is kept started, the indoor air enters the indoor air duct to be mixed with the fresh air to adjust the temperature of the fresh air, and the fresh air can also be subjected to temperature adjustment through the residual temperature of the indoor heat exchanger under the driving of the indoor fan, so that the condition that the fresh air directly enters the indoor space without being processed to cause indoor temperature fluctuation to cause frequent start and stop of the compressor can be avoided, and the operation reliability of the compressor is effectively improved; in addition, when the air conditioner needs to be started in a second target mode different from the current heat exchange state of the indoor heat exchanger and the fresh air device is started, the fresh air volume introduced by the fresh air device is limited not to exceed the target fresh air volume in the process of controlling the air conditioner to operate in the second target mode, the phenomenon that the comfort of a user is influenced by large indoor temperature fluctuation caused by introduction of a large amount of fresh air in the operation process of the second target mode is avoided, and therefore the indoor comfort of the air conditioner is improved when the air conditioner is switched from the first target mode to the second target mode. Based on this, the influence of the opening of the fresh air device on the operation and the indoor environment of the air conditioner can be considered when the air conditioner reaches Wen Tingji and/or is switched to the second target mode to be opened, and the fresh air device and the air conditioner do not operate independently any more, so that the compatibility of the air conditioner and the operation of fresh air equipment is effectively improved, the indoor comfort is met, and the reliable operation of the air conditioner is guaranteed.
Further, in the above-described embodiment, the first target mode includes a heating mode in which the indoor heat exchanger is in a heat release state, and the second target mode includes a defrosting mode in which the indoor heat exchanger is in a heat absorption state. Therefore, when the air conditioner is switched from the heating mode to the defrosting mode, the phenomenon that the indoor temperature is greatly reduced due to the introduction of fresh air can be avoided, and the improvement of the thermal comfort of indoor users in the defrosting process is facilitated.
Further, in the above embodiment, when the first ambient temperature does not satisfy the temperature-reaching shutdown condition, the step of controlling the air conditioner to operate in the second target mode and controlling the fresh air device to operate so that the introduced fresh air volume is smaller than the target fresh air volume when the air conditioner operates in the second target mode and the fresh air device is in the on state is performed. Based on the method, the compressor can not be frequently started and stopped after the air conditioner is stopped at the temperature, the running reliability of the compressor can be improved, the indoor temperature can not greatly fluctuate when the air conditioner is switched to the second target mode, the indoor comfort is improved, and the running compatibility of the air conditioner and a fresh air device can be effectively improved no matter the air conditioner reaches Wen Tingji or is switched to the running mode.
Further, in this embodiment, after step S10, the method further includes:
when the first ambient temperature does not satisfy the temperature-reaching shutdown condition and when the air conditioner does not reach the start-up condition of the second target mode, the process may return to perform step S10.
Further, based on the above embodiments, another embodiment of the control method of the environment adjusting apparatus of the present application is provided. In this embodiment, referring to fig. 4, the fresh air device includes a fresh air blower and/or a fresh air valve disposed at the fresh air outlet, and when the operation of the air conditioner reaches the opening condition of the second target mode and the fresh air device is in the opening state, the step of controlling the operation of the fresh air device so that the introduced fresh air volume is smaller than the target fresh air volume includes:
and S21, when the operation of the air conditioner reaches the opening condition of the second target mode and the fresh air device is in an opening state, controlling the fresh air fan to be closed and/or controlling the fresh air valve to be closed.
In this embodiment, control new trend fan and new trend valve all close to it is indoor that the realization new trend can not get into at second target mode operation in-process, influences user's travelling comfort.
In other embodiments, the fresh air valve can be controlled to be opened and the fresh air fan is controlled to rotate reversely so as to discharge the air in the indoor air channel outdoors through the fresh air channel, so that the fluctuation of indoor temperature caused by the heat exchange of the indoor heat exchanger is reduced, and the comfort of indoor users is improved. Furthermore, the fresh air valve is opened, and the air outlet of the air conditioner can be controlled to be closed in the process of reversing the fresh air fan, so that indoor heat loss is reduced, and indoor comfort in the process of operating in the second target mode is improved.
Further, in this embodiment, referring to fig. 4, after step S21, the method further includes:
step S22, when the second target mode operation reaches the end condition, controlling the fresh air fan to be started, and/or controlling the fresh air valve to be started;
after step S22, the step of controlling the air conditioner to operate in the first target mode is returned to.
And if a closing instruction of the second target mode is received or the environmental parameters of the environment where the air conditioner is located are monitored to reach the target conditions required for ending the second target mode or the state parameters of the air conditioner are monitored to reach the target conditions required for ending the second target mode, the operation of the second target mode can be considered to reach the ending conditions.
For example, in this embodiment, the second target mode is a defrosting mode, the temperature of the outdoor heat exchanger is detected during the operation of the second target mode, and when the temperature of the outdoor heat exchanger is greater than a second preset temperature (greater than or equal to a freezing point temperature), the operation of the second target mode can be considered to reach the end condition.
Further, based on any one of the above embodiments, another embodiment of the control method of the environment adjusting apparatus of the present application is provided. In this embodiment, referring to fig. 5, when the first ambient temperature of the indoor space adjusted by the environment adjusting apparatus satisfies a warm-up shutdown condition and when the fresh air device is in an on state, the step of controlling the compressor of the air conditioner to be turned off and controlling the indoor fan to be kept on includes:
and S23, when the first environment temperature of the indoor space adjusted by the environment adjusting equipment meets a temperature-reaching shutdown condition and the fresh air device is in an opening state, controlling a compressor of the air conditioner to be closed and controlling the indoor fan to rotate at a rotating speed less than a preset rotating speed.
In this embodiment, the indoor fan is controlled to operate at the lowest rotation speed, and the preset rotation speed is greater than the lowest rotation speed. In other embodiments, the indoor fan may be controlled to operate at a speed greater than the minimum speed and less than the preset speed.
The preset rotation speed may be less than or equal to 30% of the maximum rotation speed of the indoor fan allowed to operate.
In the embodiment, the indoor fan operates at a rotating speed less than the preset rotating speed, that is, the indoor fan operates at a low rotating speed, so that the fresh air quantity sent into the indoor space after reaching Wen Tingji can be reduced to avoid too short time interval from the shutdown of the compressor to the re-start due to large fluctuation of the indoor temperature after reaching the warm shutdown, the frequent startup and shutdown of the compressor can be effectively avoided, and the operation reliability of the compressor is improved.
In other embodiments, the indoor fan may also be operated at a rotational speed greater than the preset rotational speed.
Further, in this embodiment, the step of controlling the indoor fan to be kept on at a rotation speed less than a preset rotation speed includes:
step S231, acquiring return air temperature of the indoor air duct, heat exchanger temperature of the indoor heat exchanger and state parameters related to fresh air introduced by the fresh air device;
the return air temperature is detected through an indoor parameter detection module arranged at the return air inlet.
The temperature of the heat exchanger is detected by a temperature sensor arranged on the indoor heat exchanger.
The state parameters include air characteristic parameters of the fresh air (such as fresh air temperature and/or fresh air humidity) and/or operation parameters of the fresh air device (such as fresh air fan rotation speed and/or fresh air valve opening).
Step S232, determining a target rotating speed of the indoor fan within a rotating speed range smaller than the preset rotating speed according to the return air temperature, the heat exchanger temperature and the state parameter;
different return air temperatures, different heat exchanger temperatures and different state parameters correspond to different target rotating speeds. The corresponding relation among the return air temperature, the heat exchanger temperature, the state parameter and the target rotating speed can be preset, the corresponding relation can comprise the forms of calculation relation, mapping relation and the like, and the target rotating speed corresponding to the current return air temperature, the heat exchanger temperature and the state parameter can be determined based on the corresponding relation.
Further, in this embodiment, the state parameter includes the fresh air temperature and the running speed of the fresh air fan in the fresh air device, then step S232 includes: determining a first temperature difference between the return air temperature and the heat exchanger temperature, determining a second temperature difference between the fresh air temperature and the heat exchanger temperature, and determining a third temperature difference between the return air temperature and the fresh air temperature; determining a rotating speed adjusting value according to the first temperature difference, the second temperature difference, the third temperature difference and the operating rotating speed; and reducing the preset rotating speed according to the rotating speed adjusting value to obtain the target rotating speed.
The rotation speed adjustment value may include a rotation speed adjustment ratio or a rotation speed adjustment range. Specifically, the target rotation speed may be obtained by subtracting the rotation speed adjustment range from the preset rotation speed. The target rotating speed can also be obtained by multiplying the preset rotating speed by the rotating speed adjusting proportion.
The first temperature difference, the second temperature difference, the third temperature difference and a preset formula between the operation rotating speed and the rotating speed adjusting value can be pre-established, and the first temperature difference, the second temperature difference, the third temperature difference and the operation rotating speed are substituted into the preset formula to calculate the rotating speed adjusting value. The target corresponding relationship between the first temperature difference, the second temperature difference, the third temperature difference and the rotation speed adjustment value can also be obtained based on the operation rotation speed, different operation rotation speeds correspond to different target corresponding relationships (such as a calculation formula, a mapping table and the like), and the rotation speed adjustment values corresponding to the current first temperature difference, the current second temperature difference and the current third temperature difference can be determined based on the target corresponding relationships.
Specifically, a first correction value may be determined based on the first temperature difference, a second correction value may be determined based on the second temperature difference and the operating speed, a third correction value may be determined based on the third temperature difference and the operating speed, a speed adjustment value may be determined according to the first correction value, the second correction value, and the third correction value, and the target speed may be obtained by decreasing the preset speed according to the speed adjustment value.
And step S233, controlling the indoor fan to operate at the target rotating speed.
In this embodiment, combine return air temperature, heat exchanger temperature and new trend to introduce relevant state parameter and confirm that the air conditioner reaches the target rotational speed of warm rear-end room fan operation, be favorable to improving the accuracy of indoor fan operation rotational speed, guarantee indoor enough fresh air volume when avoiding the frequent switching of compressor and maintain new freshness, be favorable to improving and reach the degree of taking into account of warm rear-end room temperature and new freshness, further improve indoor user's travelling comfort when guaranteeing the compressor reliable operation. Particularly, the first temperature difference, the second temperature difference, the third temperature difference and the operation rotating speed can comprehensively reflect the influence of the fresh air introduction process on the indoor environment state, and the target rotating speed is determined based on the first temperature difference, the second temperature difference, the third temperature difference and the operation rotating speed, so that the reliable operation of the compressor and the effective consideration of the indoor user comfort are further realized.
Further, based on any of the above embodiments, another embodiment of the control method of the environment adjustment device of the present application is provided. In this embodiment, defining one side of the indoor air duct provided with the air return inlet is an air inlet side, the fresh air outlet is communicated with the air inlet side, the air return inlet is provided with an indoor parameter detection module, when a first ambient temperature of an indoor space adjusted by the environment adjusting device meets a temperature-reaching shutdown condition, and when the fresh air device is in an open state, the air conditioner is controlled to close the compressor of the air conditioner and control the indoor fan to maintain the open step, and the method further comprises the following steps: acquiring a second ambient temperature of the indoor space, wherein the second ambient temperature is detected by the indoor parameter detection module; and when the second ambient temperature meets the exit condition of Wen Tingji, controlling the compressor to be started.
Specifically, under the state that the compressor is closed and the indoor fan is kept open, the temperature data currently detected by the indoor parameter detection module can be acquired and used as the second environment temperature.
When the first target mode is the cooling mode and the second ambient temperature is higher than the set temperature, it is considered that the exit condition of Wen Tingji is satisfied.
When the first target mode is the heating mode and the second ambient temperature is lower than the set temperature, it is considered that the exit condition of Wen Tingji is satisfied.
Wherein, after step S40, the step S10 may be executed again.
In this embodiment, whether restart the compressor is judged based on the second ambient temperature that detects under the indoor fan maintains the open mode through reaching the warm back and shutting down, can avoid the new trend directly to send into indoor in-process from the return air inlet and cause indoor parameter detection module to lead to the compressor to start by mistake too fast to the ambient temperature's that detects error leads to further avoid the compressor to frequently open and stop, in order to further improve compressor operational reliability.
In addition, an embodiment of the present invention further provides a storage medium, where a control program of an environment adjusting apparatus is stored on the storage medium, and when the control program of the environment adjusting apparatus is executed by a processor, the control program of the environment adjusting apparatus implements the relevant steps of any embodiment of the control method of the environment adjusting apparatus.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are only for description, and do not represent the advantages and disadvantages of the embodiments.
Through the description of the foregoing embodiments, it is clear to those skilled in the art that the method of the foregoing embodiments may be implemented by software plus a necessary general hardware platform, and certainly may also be implemented by hardware, but in many cases, the former is a better implementation. Based on such understanding, the technical solution of the present invention essentially or contributing to the prior art can be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) as described above and includes instructions for enabling a terminal device (such as a mobile phone, a computer, a server, an environment adjusting device, or a network device) to execute the method according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (11)

1. The control method of the environment adjusting equipment is characterized in that the environment adjusting equipment comprises an air conditioner and a fresh air device, an indoor air duct of the air conditioner is communicated with a fresh air outlet of the fresh air device, an indoor heat exchanger and an indoor fan are arranged in the indoor air duct, and the control method of the environment adjusting equipment comprises the following steps:
controlling the air conditioner to operate in a first target mode, wherein the first target mode comprises a cooling mode or a heating mode;
when the first environment temperature of the indoor space regulated by the environment regulating equipment meets a temperature-reaching shutdown condition and the fresh air device is in an opening state, controlling a compressor of the air conditioner to be closed and controlling the indoor fan to be kept opened;
and/or when the air conditioner runs to reach the starting condition of a second target mode and the fresh air device is in the starting state, controlling the air conditioner to run in the second target mode and controlling the fresh air device to run so that the introduced fresh air volume is smaller than the target fresh air volume, wherein the heat exchange states of the indoor heat exchangers respectively corresponding to the first target mode and the second target mode are different.
2. The method for controlling an environmental conditioning apparatus according to claim 1, wherein the fresh air device includes a fresh air blower and/or a fresh air valve provided at the fresh air outlet, and the step of controlling the operation of the fresh air device so that the amount of fresh air introduced is smaller than the target amount of fresh air includes:
and controlling the fresh air fan to be closed, and/or controlling the fresh air valve to be closed.
3. The method for controlling an environmental conditioning apparatus according to claim 2, wherein the step of controlling the fresh air blower to be turned off and/or the fresh air valve to be turned off is followed by the step of:
when the second target mode operation reaches the end condition, controlling the fresh air fan to be started, and/or controlling the fresh air valve to be started;
and returning to the step of controlling the air conditioner to operate in the first target mode.
4. The control method of the environmental conditioning apparatus according to claim 1, characterized in that the first target mode includes a heating mode in which the indoor heat exchanger is in a heat release state, and the second target mode includes a defrosting mode in which the indoor heat exchanger is in a heat absorption state.
5. The control method of an environment conditioning apparatus according to claim 1, characterized in that the step of controlling the indoor fan to be kept on includes:
and controlling the indoor fan to operate at a rotating speed less than a preset rotating speed.
6. The control method of an environment conditioning apparatus according to claim 5, characterized in that the step of controlling the indoor fan to remain on at a rotation speed less than a preset rotation speed comprises:
acquiring the return air temperature of the indoor air duct, the heat exchanger temperature of the indoor heat exchanger and state parameters related to the introduction of fresh air by the fresh air device;
determining the target rotating speed of the indoor fan within the rotating speed range smaller than the preset rotating speed according to the return air temperature, the heat exchanger temperature and the state parameters;
and controlling the indoor fan to operate at the target rotating speed.
7. The control method of environmental conditioning apparatus according to claim 6, wherein the status parameters include a fresh air temperature and an operating speed of a fresh air fan in the fresh air device, and the step of determining the target speed of the indoor fan within a speed range smaller than the preset speed based on the return air temperature, the heat exchanger temperature and the status parameters includes:
determining a first temperature difference between the return air temperature and the heat exchanger temperature, determining a second temperature difference between the fresh air temperature and the heat exchanger temperature, and determining a third temperature difference between the return air temperature and the fresh air temperature;
determining a rotating speed adjusting value according to the first temperature difference, the second temperature difference, the third temperature difference and the operating rotating speed;
and reducing the preset rotating speed according to the rotating speed adjusting value to obtain the target rotating speed.
8. The method as claimed in any one of claims 1 to 7, wherein a side of the indoor air duct having a return air inlet is defined as an air inlet side, the fresh air outlet is communicated with the air inlet side, the return air inlet is provided with an indoor parameter detection module, and the method further comprises, after the step of controlling the compressor of the air conditioner to be turned off and controlling the indoor fan to be turned on when the first ambient temperature of the indoor space conditioned by the environmental conditioning apparatus satisfies a warm-up shutdown condition and when the fresh air device is in an on state:
acquiring a second ambient temperature of the indoor space, wherein the second ambient temperature is detected by the indoor parameter detection module;
and when the second ambient temperature meets the exit condition of Wen Tingji, controlling the compressor to be started.
9. The control method of an environment conditioning apparatus according to any one of claims 1 to 7, characterized in that, after the step of controlling the air conditioner to operate in the first target mode, further comprising:
and when the first environment temperature does not meet the temperature-reaching shutdown condition, executing the step of controlling the air conditioner to operate in a second target mode and controlling the fresh air device to operate so that the introduced fresh air volume is smaller than a target fresh air volume when the air conditioner operates in an opening condition reaching the second target mode and the fresh air device is in an opening state.
10. An environmental conditioning apparatus, characterized by comprising:
the air conditioner comprises an indoor air duct, an indoor heat exchanger and an indoor fan, wherein the indoor heat exchanger and the indoor fan are arranged in the indoor air duct;
the indoor air channel is communicated with a fresh air outlet of the fresh air device;
controlling means, the air conditioner with the new trend device all with controlling means connects, controlling means includes: memory, a processor and a control program of a climate control device stored on the memory and executable on the processor, the control program of a climate control device realizing the steps of the method of controlling a climate control device according to any of claims 1 to 9 when executed by the processor.
11. A storage medium, characterized in that the storage medium has stored thereon a control program of an environment adjusting apparatus, which when executed by a processor, implements the steps of the control method of the environment adjusting apparatus according to any one of claims 1 to 9.
CN202210846888.5A 2022-07-19 2022-07-19 Control method of environment adjusting apparatus, and storage medium Pending CN115264612A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116176224A (en) * 2022-11-25 2023-05-30 青岛海尔空调器有限总公司 Air conditioning system of caravan and control method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116176224A (en) * 2022-11-25 2023-05-30 青岛海尔空调器有限总公司 Air conditioning system of caravan and control method thereof
WO2024109073A1 (en) * 2022-11-25 2024-05-30 青岛海尔空调器有限总公司 Recreational vehicle air conditioning system and control method therefor

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