CN105627516A - Control method, device for air conditioner and air conditioner - Google Patents
Control method, device for air conditioner and air conditioner Download PDFInfo
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- CN105627516A CN105627516A CN201610021827.XA CN201610021827A CN105627516A CN 105627516 A CN105627516 A CN 105627516A CN 201610021827 A CN201610021827 A CN 201610021827A CN 105627516 A CN105627516 A CN 105627516A
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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
- F24F11/70—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
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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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
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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
- F24F11/62—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
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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
- F24F11/70—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
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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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
- F24F11/62—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
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- 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)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Atmospheric Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a control method, a control device for an air conditioner, and the air conditioner. The method comprises the following steps: obtaining a first indoor temperature when the air conditioner enters a refrigeration mode and an indoor fan starts rotation, and starting a timer to start timing; obtaining a second indoor temperature, a first indoor heat exchange tube temperature, first compressor operation frequency and first compressor highest target frequency corresponding to a current wind speed gear when time obtained by the timer reaches first preset time; judging whether the first indoor temperature, the second indoor temperature, the first indoor heat exchange tube temperature, the first compressor operation frequency and the first compressor highest target frequency meet first preset conditions or not; and if the first indoor temperature, the second indoor temperature, the first indoor heat exchange tube temperature, the first compressor operation frequency and the first compressor highest target frequency meet the first preset conditions, controlling the air conditioner to enter an anti-condensation function mode. According to the method of the embodiment, when the air conditioner is in the refrigeration mode, parameters associated with operation of the air conditioner are acquired to judge an opportune moment entering the anti-condensation function to prevent condensation, so that the user experience is improved; and hardware is not required to be additionally arranged, so that the cost is reduced.
Description
Technical field
The present invention relates to air-conditioner technical field, particularly relate to the control method of a kind of air-conditioner, device and air-conditioner.
Background technology
When air-conditioner is in refrigeration mode, and when in air, relative humidity is very big, indoor heat exchanger temperature can well below the dew point temperature of air, now in the use of air-conditioning, very easily produce condensation problem (at air conditioner structure part sweating water and drip, or have the globule to blow out with circulated air in running), the use sense leveraging user is subject to.
Correlation technique judging, method that condensation produces is as measuring indoor air humidity by installing humidity sensor, thus judging whether to produce condensation. But, the program requires over increase hardware and realizes, thus causing the cost increase of air-conditioner.
Summary of the invention
It is contemplated that one of technical problem solved at least to a certain extent in correlation technique. For this, it is an object of the present invention to propose the control method of a kind of air-conditioner, this control method, when air-conditioner is in refrigeration mode, gather and run relevant parameter with air-conditioner and judge the opportunity of air-conditioner entrance antifogging function, and then prevent the generation of condensation, improve Consumer's Experience, and the method is without increasing hardware, reduce the cost of air-conditioner.
Second purpose of the present invention is in that to propose the control device of a kind of air-conditioner.
3rd purpose of the present invention is in that to propose a kind of air-conditioner.
To achieve these goals, the control method of the air-conditioner of first aspect present invention embodiment, comprise the following steps: obtain described air-conditioner and enter refrigeration mode and indoor fan and start the first indoor temperature when rotating, and start timer and start timing; Obtain the first compressor highest goal frequency that the second indoor temperature when the timing time of described timer reaches the first Preset Time, the first indoor heat exchanger tube temperature, the first compressor operating frequency are corresponding with current wind-speed gear; Judge whether described first indoor temperature, described second indoor temperature, the described first indoor heat exchanger tube temperature, described first compressor operating frequency and described first compressor highest goal frequency meet first pre-conditioned, wherein, the described first pre-conditioned difference for described first indoor temperature and described second indoor temperature less than first threshold and described second indoor temperature and the described first indoor heat exchanger tube temperature difference less than the difference of Second Threshold and described first compressor highest goal frequency and described first compressor operating frequency less than the 3rd threshold value; If it is determined that meet described first pre-conditioned, then control described air-conditioner and enter antifogging function pattern.
The control method of air-conditioner according to embodiments of the present invention, when air-conditioner is in refrigeration mode, gather the parameter relevant to air-conditioner operation and judge that air-conditioner enters the opportunity of antifogging function, and then prevent the generation of condensation, improve Consumer's Experience, and the method is without increasing hardware, reduce the cost of air-conditioner.
In one embodiment of the invention, described judgement meet described first pre-conditioned after, also include: control the indoor fan rotating speed of described air-conditioner and switch to minimum speed, and the second compressor highest goal frequency that the 3rd indoor temperature when the timing time obtaining described timer reaches the second Preset Time, the second indoor heat exchanger tube temperature, compressor exhaust temperature, complete machine electric current, the second compressor operating frequency are corresponding with current wind-speed gear, judge described 3rd indoor temperature, described second indoor heat exchanger tube temperature, described compressor exhaust temperature, described indoor set electric current, it is pre-conditioned whether described second compressor operating frequency and described second compressor highest goal frequency meet second, wherein, described second pre-conditioned for described 3rd indoor temperature with described second indoor heat exchanger tube temperature difference less than described Second Threshold, and the difference of described second compressor operating frequency and described second compressor highest goal frequency is less than described 3rd threshold value, and described indoor set electric current is more than the 4th threshold value, and described compressor exhaust temperature is more than the 5th threshold value, if it is determined that meet described second pre-conditioned, then control described air-conditioner and enter antifogging function pattern.
In one embodiment of the invention, described first threshold span is 1��5 DEG C, described Second Threshold span is 10��18 DEG C, described 3rd threshold value span is 0.5��1.5Hz, described 4th threshold value span is 2��5A, and described 5th threshold value span is 50��75 DEG C, and described first Preset Time span is 30��50min, described second Preset Time span is 40��60min, and described second Preset Time is more than described first Preset Time.
In one embodiment of the invention, after described air-conditioner enters described anti-condensation mode of operation, also include: if it is determined that any one met in following condition A��F, then control described air-conditioner and exit described antifogging function pattern: A, indoor temperature and indoor heat exchanger tube temperature difference are more than the 6th threshold value; B, user change wind-speed gear, design temperature; C, described air-conditioner mode of operation change; D, described air-conditioner shut down; E, described air-conditioner compressor operating frequency be 0; Sensor failure in F, described air-conditioner.
In one embodiment of the invention, described 6th threshold value span is 12��20 DEG C.
To achieve these goals, the control device of the air-conditioner of second aspect present invention embodiment, including the first acquisition module, enter refrigeration mode and indoor fan starts the first indoor temperature when rotating for obtaining described air-conditioner, and control timer and start timing, second acquisition module, the first compressor highest goal frequency that the second indoor temperature when the timing time for obtaining described timer reaches the first Preset Time, the first indoor heat exchanger tube temperature, the first compressor operating frequency are corresponding with current wind-speed gear, judge module, for judging described first indoor temperature, described second indoor temperature, described first indoor heat exchanger tube temperature, it is pre-conditioned whether described first compressor operating frequency and described first compressor highest goal frequency meet first, wherein, the described first pre-conditioned difference for described first indoor temperature and described second indoor temperature is less than first threshold, and described second indoor temperature and described first indoor heat exchanger tube temperature difference are less than Second Threshold, and the difference of described first compressor highest goal frequency and described first compressor operating frequency is less than the 3rd threshold value, control module, for described judge module judge meet described first pre-conditioned time, control described air-conditioner enter antifogging function pattern.
The control device of air-conditioner according to embodiments of the present invention, when air-conditioner is in refrigeration mode, judge that air-conditioner enters the opportunity of antifogging function by gathering the parameter relevant to air-conditioner operation, and then prevent the generation of condensation, improve Consumer's Experience, and this device is without increasing hardware, reduce the cost of air-conditioner.
In one embodiment of the invention, also including the 3rd acquisition module, described control module is additionally operable to judge that meeting the described first pre-conditioned rear indoor fan rotating speed controlling described air-conditioner switches to minimum speed at described judge module, described 3rd acquisition module, the second compressor highest goal frequency that the 3rd indoor temperature when the timing time for obtaining described timer reaches the second Preset Time, the second indoor heat exchanger tube temperature, compressor exhaust temperature, complete machine electric current, the second compressor operating frequency are corresponding with current wind-speed gear, described judge module is additionally operable to judge described 3rd indoor temperature, described second indoor heat exchanger tube temperature, described compressor exhaust temperature, described indoor set electric current, it is pre-conditioned whether described second compressor operating frequency and described second compressor highest goal frequency meet second, wherein, described second pre-conditioned for described 3rd indoor temperature with described second indoor heat exchanger tube temperature difference less than described Second Threshold, and the difference of described second compressor operating frequency and described second compressor highest goal frequency is less than described 3rd threshold value, and described indoor set electric current is more than the 4th threshold value, and described compressor exhaust temperature is more than the 5th threshold value, described control module be additionally operable to described judge module judge meet described second pre-conditioned time, control described air-conditioner enter antifogging function pattern.
In one embodiment of the invention, described first threshold span is 1��5 DEG C, described Second Threshold span is 10��18 DEG C, described 3rd threshold value span is 0.5��1.5Hz, described 4th threshold value span is 2��5A, and described 5th threshold value span is 50��75 DEG C, and described first Preset Time span is 30��50min, described second Preset Time span is 40��60min, and described second Preset Time is more than described first Preset Time.
In one embodiment of the invention, described control module is additionally operable to control described air-conditioner when described judge module judges any one meeting in following condition A��F and exits described antifogging function pattern: A, indoor temperature and indoor heat exchanger tube temperature difference are more than the 6th threshold value; B, user change wind-speed gear, design temperature; C, described air-conditioner mode of operation change; D, described air-conditioner shut down; E, described air-conditioner compressor operating frequency be 0; Sensor failure in F, described air-conditioner.
In one embodiment of the invention, described 6th threshold value span is 12��20 DEG C.
To achieve these goals, the air-conditioner of third aspect present invention embodiment, including the control device of second aspect present invention embodiment.
By gathering the parameter relevant to air-conditioner operation, the air-conditioner of the embodiment of the present invention, owing to being provided with this control device, judges that air-conditioner enters the opportunity of antifogging function, and then prevent the generation of condensation, improve Consumer's Experience, and without increasing hardware, reduce cost.
In one embodiment of the invention, described air-conditioner is transducer air conditioning.
Accompanying drawing explanation
Fig. 1 is the flow chart of the control method of air-conditioner according to an embodiment of the invention;
Fig. 2 is the flow chart of the control method of the air-conditioner according to one specific embodiment of the present invention;
Fig. 3 is the condition schematic diagram of the antifogging function pattern that exits according to one specific embodiment of the present invention;
Fig. 4 is the block diagram controlling device of air-conditioner according to an embodiment of the invention;
Fig. 5 is the block diagram controlling device of air-conditioner in accordance with another embodiment of the present invention.
Accompanying drawing labelling:
Control device the 100, first acquisition module 10, second acquisition module 20 of air-conditioner, judge module 30, control module 40 and the 3rd acquisition module 50.
Detailed description of the invention
Being described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of same or like function from start to finish. The embodiment described below with reference to accompanying drawing is illustrative of, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
The control method of the air-conditioner of the embodiment of the present invention, device and air-conditioner are described below in conjunction with accompanying drawing.
Fig. 1 is the flow chart of the control method of air-conditioner according to an embodiment of the invention. As it is shown in figure 1, the control method of the air-conditioner of the embodiment of the present invention, comprise the following steps:
S1, obtains air-conditioner and enters refrigeration mode and indoor fan and start the first indoor temperature when rotating, and starts timer and start timing.
Specifically, detecting whether to be in refrigeration mode after air-conditioner start, if being in refrigeration mode, then detect after the indoor fan of air-conditioner rotates and record the first indoor temperature T11 residing for air-conditioner, and starting timing, timing time is designated as t.
S2, obtains the first compressor highest goal frequency that the second indoor temperature when the timing time of timer reaches the first Preset Time, the first indoor heat exchanger tube temperature, the first compressor operating frequency are corresponding with current wind-speed gear.
Specifically, after air-conditioner runs the t1 time (i.e. the timing time t=t1 of timer), record current indoor temperature T12 (i.e. the second indoor temperature), current indoor heat exchanger tube temperature T21 (i.e. the first indoor heat exchanger tube temperature), and detect the running frequency Fr1 (i.e. the first compressor operating frequency) and current highest goal frequency Frmax1 (i.e. the first compressor highest goal frequency) under wind-speed gear of current compressor.
S3, judge whether the first indoor temperature, the second indoor temperature, the first indoor heat exchanger tube temperature, the first compressor operating frequency and the first compressor highest goal frequency meet first pre-conditioned, wherein, first pre-conditioned be the first indoor temperature with the difference of the second indoor temperature less than first threshold and the second indoor temperature and the first indoor heat exchanger tube temperature difference less than the difference of Second Threshold and the first compressor highest goal frequency and the first compressor operating frequency less than the 3rd threshold value.
Specifically, it may be judged whether meet first pre-conditioned: T11-T12 < a and T12-T21 <b and | Frmax1-Fr1 | < c, wherein, a is first threshold, and b is Second Threshold, and c is the 3rd threshold value.
S4, if it is determined that meet first pre-conditioned, then controls air-conditioner and enters antifogging function pattern.
Specifically, if it is determined that meet first pre-conditioned, then control air-conditioner and enter antifogging function; If it is determined that be unsatisfactory for first pre-conditioned, then continue present mode of operation and run.
In order to make opportunity of unlatching antifogging function more accurate, in one embodiment of the invention, judge to meet first pre-conditioned after, the control method of the embodiment of the present invention has also carried out further judgement. Specifically described below.
In one embodiment of the invention, judge meet first pre-conditioned after, also include: the indoor fan rotating speed controlling air-conditioner switches to minimum speed, and the second compressor highest goal frequency that the 3rd indoor temperature when the timing time obtaining timer reaches the second Preset Time, the second indoor heat exchanger tube temperature, compressor exhaust temperature, complete machine electric current, the second compressor operating frequency are corresponding with current wind-speed gear; Judge whether the 3rd indoor temperature, the second indoor heat exchanger tube temperature, compressor exhaust temperature, indoor set electric current, the second compressor operating frequency and the second compressor highest goal frequency meet second pre-conditioned, wherein, second pre-conditioned be the 3rd indoor temperature with the second indoor heat exchanger tube temperature difference less than the difference of Second Threshold and the second compressor operating frequency and the second compressor highest goal frequency less than the 3rd threshold value and indoor set electric current more than the 4th threshold value and compressor exhaust temperature more than the 5th threshold value; If it is determined that meet second pre-conditioned, then control air-conditioner and enter antifogging function pattern.
Specifically, judge meet first pre-conditioned after, control room inner blower rotating speed switches to minimum speed (if currently already at minimum speed, then keep minimum speed), when the timing time of timer reaches the second preset time t 2, detect current indoor temperature T13 (i.e. the 3rd indoor temperature), indoor heat exchanger tube temperature T22 (i.e. the second indoor heat exchanger tube temperature), compressor exhaust temperature TP, complete machine electric current I1, highest goal frequency Frmax2 (i.e. the second compressor highest goal frequency) under compressor operating frequency Fr2 (i.e. the second compressor operating frequency) and current wind-speed gear.
Further, it may be judged whether meet second pre-conditioned: T13-T22<b and | Frmax2-Fr2 |<c��I1>d and TP>e, wherein, d is the 4th threshold value, and e is the 5th threshold value. If meeting second pre-conditioned, then control air-conditioner and enter antifogging function, if it is determined that be unsatisfactory for second pre-conditioned, then continue present mode of operation and run. Meet first at the same time pre-conditioned and second control air-conditioner time pre-conditioned and enter antifogging function so that open the opportunity of antifogging function more accurately, reduce the probability of erroneous judgement.
In one embodiment of the invention, first threshold span is 1��5 DEG C, Second Threshold span is 10��18 DEG C, 3rd threshold value span is 0.5��1.5Hz, 4th threshold value span is 2��5A, and the 5th threshold value span is 50��75 DEG C, and the first Preset Time span is 30��50min, second Preset Time span is 40��60min, and the second Preset Time is more than the first Preset Time.
Fig. 2 is the flow chart of the control method of the air-conditioner according to one specific embodiment of the present invention. As in figure 2 it is shown, the control method of the air-conditioner of the embodiment of the present invention, comprise the following steps:
S101, air-conditioner is started shooting.
S102, it may be judged whether be in refrigeration mode. If so, S103 is performed, if it is not, perform S109.
S103, when indoor fan rotates, records indoor temperature T11, and starts timing.
S104, record indoor temperature T12, indoor heat exchanger tube temperature T21 and compressor operating frequency Fr1 when timing time is equal to t1.
S105, it may be judged whether meet T11-T12 < a and T12-T21 <b and | Frmax1-Fr1 | < c. If so, S106 is performed, if it is not, perform S109.
S106, control room inner blower rotating speed switches to minimum speed, and when timing time is equal to t2 recording compressed machine delivery temperature TP, indoor temperature T13, indoor heat exchanger tube temperature T22, compressor operating frequency Fr2 and complete machine electric current I1.
S107, it may be judged whether meet T13-T22<b and | Frmax2-Fr2 |<c��I1>d and TP>e. If so, S108 is performed, if it is not, perform S109.
S108, enters antifogging function pattern.
S109, keeps active user to set state and runs.
In one embodiment of the invention, after air-conditioner enters anti-condensation mode of operation, also include: if it is determined that any one met in following condition A��F, then control air-conditioner and exit antifogging function pattern:
A, indoor temperature and indoor heat exchanger tube temperature difference are more than the 6th threshold value f;
B, user change wind-speed gear, design temperature;
C, air-conditioner mode of operation change;
D, air-conditioner shut down;
E, air-conditioner compressor operating frequency be 0;
Sensor failure in F, air-conditioner.
In one embodiment of the invention, the 6th threshold value f span is 12��20 DEG C.
Specifically, as it is shown on figure 3, enter after anti-condensation mode of operation at air-conditioner, if it is determined that just exit antifogging function when meet in above-mentioned condition any one. It addition, also exit antifogging function when air-conditioner enters the more distinctive functions of product, pattern (such as, energy saver mode at night, cold measurement pattern etc.).
Wherein, after control air-conditioner exits antifogging function, the supplemental characteristic (such as, indoor temperature, indoor heat exchanger tube temperature, compressor exhaust temperature, complete machine electric current, compressor operating frequency, timing time etc.) above recorded all is removed.
The control method of the air-conditioner of the embodiment of the present invention, when air-conditioner is in refrigeration mode, gather the parameter relevant to air-conditioner operation and judge that air-conditioner enters the opportunity of antifogging function, and then prevent the generation of condensation, improve Consumer's Experience, and the method is without increasing hardware, reduce the cost of air-conditioner.
In order to realize above-described embodiment, the invention allows for the control device of a kind of air-conditioner.
Fig. 4 is the block diagram controlling device of air-conditioner according to an embodiment of the invention. As shown in Figure 4, the control device 100 of the air-conditioner of the embodiment of the present invention includes: first acquisition module the 10, second acquisition module 20, judge module 30 and control module 40.
First acquisition module 10 is for obtaining air-conditioner and enter refrigeration mode and indoor fan starting the first indoor temperature when rotating, and controls timer and start timing.
Specifically, detecting whether to be in refrigeration mode after air-conditioner start, if being in refrigeration mode, then detect after the indoor fan of air-conditioner rotates and record the first indoor temperature T11 residing for air-conditioner, and starting timing, timing time is designated as t.
Second acquisition module 20 reaches, for the timing time obtaining timer, the first compressor highest goal frequency that the second indoor temperature during the first Preset Time, the first indoor heat exchanger tube temperature, the first compressor operating frequency are corresponding with current wind-speed gear.
Specifically, after air-conditioner runs the t1 time (i.e. the timing time t=t1 of timer), second acquisition module 20 records current indoor temperature T12 (i.e. the second indoor temperature), current indoor heat exchanger tube temperature T21 (i.e. the first indoor heat exchanger tube temperature), and detects the running frequency Fr1 (i.e. the first compressor operating frequency) and current highest goal frequency Frmax1 (i.e. the first compressor highest goal frequency) under wind-speed gear of current compressor.
It is pre-conditioned that judge module 30 is used for judging whether the first indoor temperature, the second indoor temperature, the first indoor heat exchanger tube temperature, the first compressor operating frequency and the first compressor highest goal frequency meet first, wherein, first pre-conditioned be the first indoor temperature with the difference of the second indoor temperature less than first threshold and the second indoor temperature and the first indoor heat exchanger tube temperature difference less than the difference of Second Threshold and the first compressor highest goal frequency and the first compressor operating frequency less than the 3rd threshold value.
Specifically, it is judged that it is pre-conditioned that module 30 judges whether to meet first: T11-T12 < a and T12-T21 <b and | Frmax1-Fr1 | < c, wherein, a is first threshold, and b is Second Threshold, and c is the 3rd threshold value.
Control module 40 for judge module judge to meet first pre-conditioned time, control air-conditioner and enter antifogging function pattern.
Specifically, if it is determined that module 30 judges to meet first pre-conditioned, control module 40 and then controls air-conditioner entrance antifogging function; If it is determined that module 30 judges to be unsatisfactory for first pre-conditioned, control module 40 and then controls air-conditioner and continue present mode of operation operation.
In order to make opportunity of unlatching antifogging function more accurate, in one embodiment of the invention, judge to meet first pre-conditioned after, the control device of the embodiment of the present invention has also carried out further judgement. Specifically described below.
In one embodiment of the invention, as it is shown in figure 5, the control device 100 of air-conditioner also includes the 3rd acquisition module 50.
Wherein, control module 40 to be additionally operable to judge that meeting the first pre-conditioned rear indoor fan rotating speed controlling air-conditioner switches to minimum speed at judge module 30; 3rd acquisition module 50 reaches, for the timing time obtaining timer, the second compressor highest goal frequency that the 3rd indoor temperature during the second Preset Time, the second indoor heat exchanger tube temperature, compressor exhaust temperature, complete machine electric current, the second compressor operating frequency are corresponding with current wind-speed gear; It is pre-conditioned that judge module 30 is additionally operable to judge whether the 3rd indoor temperature, the second indoor heat exchanger tube temperature, compressor exhaust temperature, indoor set electric current, the second compressor operating frequency and the second compressor highest goal frequency meet second, wherein, second pre-conditioned be the 3rd indoor temperature with the second indoor heat exchanger tube temperature difference less than the difference of Second Threshold and the second compressor operating frequency and the second compressor highest goal frequency less than the 3rd threshold value and indoor set electric current more than the 4th threshold value and compressor exhaust temperature more than the 5th threshold value; Control module 40 be additionally operable to judge module 30 judge meet second pre-conditioned time, control air-conditioner enter antifogging function pattern.
Specifically, judge module 30 judge meet first pre-conditioned after, control module 40 controls control room inner blower rotating speed and switches to minimum speed (if currently already at minimum speed, then keep minimum speed), when the timing time of timer reaches the second preset time t 2, 3rd acquisition module 50 detects current indoor temperature T13 (i.e. the 3rd indoor temperature), indoor heat exchanger tube temperature T22 (i.e. the second indoor heat exchanger tube temperature), compressor exhaust temperature TP, complete machine electric current I1, highest goal frequency Frmax2 (i.e. the second compressor highest goal frequency) under compressor operating frequency Fr2 (i.e. the second compressor operating frequency) and current wind-speed gear. judge module 30 is additionally operable to that disconnected whether to meet second pre-conditioned: T13-T22<b and | Frmax2-Fr2 |<c��I1>d and TP>e, wherein, d is the 4th threshold value, and e is the 5th threshold value. if it is determined that module 30 meets second pre-conditioned, control module 40 and then controls air-conditioner and enter antifogging function, if it is determined that module 30 judges to be unsatisfactory for second pre-conditioned, control module 40 and then controls air-conditioner continuation present mode of operation operation. judge module 30 judge to meet simultaneously first pre-conditioned and second pre-conditioned time, control module 40 and control air-conditioner and enter antifogging function so that the opportunity opening antifogging function is more accurate, reduces the probability of erroneous judgement.
In one embodiment of the invention, first threshold span is 1��5 DEG C, Second Threshold span is 10��18 DEG C, 3rd threshold value span is 0.5��1.5Hz, 4th threshold value span is 2��5A, and the 5th threshold value span is 50��75 DEG C, and the first Preset Time span is 30��50min, second Preset Time span is 40��60min, and the second Preset Time is more than the first Preset Time.
In one embodiment of the invention, control module 40 is additionally operable to the control air-conditioner when judge module 30 judges any one meeting in following condition A��F and exits antifogging function pattern:
A, indoor temperature and indoor heat exchanger tube temperature difference are more than the 6th threshold value;
B, user change wind-speed gear, design temperature;
C, air-conditioner mode of operation change;
D, air-conditioner shut down;
E, air-conditioner compressor operating frequency be 0;
Sensor failure in F, air-conditioner.
In one embodiment of the invention, the 6th threshold value span is 12��20 DEG C.
Specifically, after air-conditioner enters anti-condensation mode of operation, if it is determined that module 30 judges any one that meets in above-mentioned condition, control module 40 just control air-conditioner and exit antifogging function. It addition, when air-conditioner entrance more distinctive functions of product, pattern (such as, energy saver mode at night, cold measurement pattern etc.) time control molding block 40 also control air-conditioner and exit antifogging function.
Wherein, after control air-conditioner exits antifogging function, the supplemental characteristic (such as, indoor temperature, indoor heat exchanger tube temperature, compressor exhaust temperature, complete machine electric current, compressor operating frequency, timing time etc.) above recorded all is removed.
The control device of the air-conditioner of the embodiment of the present invention, when air-conditioner is in refrigeration mode, judge that air-conditioner enters the opportunity of antifogging function by gathering the parameter relevant to air-conditioner operation, and then prevent the generation of condensation, improve Consumer's Experience, and this device is without increasing hardware, reduce the cost of air-conditioner.
To achieve these goals, the invention allows for a kind of air-conditioner. This air-conditioner includes the control device 100 that the embodiment of the present invention proposes.
In one embodiment of the invention, air-conditioner is transducer air conditioning.
In one embodiment of the invention, air-conditioner is heat pump type air conditioner.
By gathering the parameter relevant to air-conditioner operation, the air-conditioner of the embodiment of the present invention, owing to being provided with this control device, judges that air-conditioner enters the opportunity of antifogging function, and then prevent the generation of condensation, improve Consumer's Experience, and without increasing hardware, reduce cost.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
Additionally, term " first ", " second " are only for descriptive purposes, and it is not intended that indicate or imply relative importance or the implicit quantity indicating indicated technical characteristic. Thus, define " first ", the feature of " second " can express or implicitly include at least one this feature. In describing the invention, " multiple " are meant that at least two, for instance two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or integral; Can be mechanically connected, it is also possible to be electrical connection; Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction. For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in the present invention as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact. And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or be merely representative of fisrt feature level height higher than second feature. Fisrt feature second feature " under ", " lower section " and " below " can be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the present invention. In this manual, the schematic representation of above-mentioned term is necessarily directed to identical embodiment or example. And, the specific features of description, structure, material or feature can combine in one or more embodiments in office or example in an appropriate manner. Additionally, when not conflicting, the feature of the different embodiments described in this specification or example and different embodiment or example can be carried out combining and combining by those skilled in the art.
Although above it has been shown and described that embodiments of the invention, it is understandable that, above-described embodiment is illustrative of, it is impossible to be interpreted as limitation of the present invention, and above-described embodiment can be changed, revises, replace and modification by those of ordinary skill in the art within the scope of the invention.
Claims (12)
1. the control method of an air-conditioner, it is characterised in that comprise the following steps:
Obtain described air-conditioner to enter refrigeration mode and indoor fan and start the first indoor temperature when rotating, and start timer and start timing;
Obtain the first compressor highest goal frequency that the second indoor temperature when the timing time of described timer reaches the first Preset Time, the first indoor heat exchanger tube temperature, the first compressor operating frequency are corresponding with current wind-speed gear;
Judge whether described first indoor temperature, described second indoor temperature, the described first indoor heat exchanger tube temperature, described first compressor operating frequency and described first compressor highest goal frequency meet first pre-conditioned, wherein, the described first pre-conditioned difference for described first indoor temperature and described second indoor temperature less than first threshold and described second indoor temperature and the described first indoor heat exchanger tube temperature difference less than the difference of Second Threshold and described first compressor highest goal frequency and described first compressor operating frequency less than the 3rd threshold value;
If it is determined that meet described first pre-conditioned, then control described air-conditioner and enter antifogging function pattern.
2. the control method of air-conditioner as claimed in claim 1, it is characterised in that described judgement meet described first pre-conditioned after, also include:
Control the indoor fan rotating speed of described air-conditioner and switch to minimum speed, and the second compressor highest goal frequency that the 3rd indoor temperature when the timing time obtaining described timer reaches the second Preset Time, the second indoor heat exchanger tube temperature, compressor exhaust temperature, complete machine electric current, the second compressor operating frequency are corresponding with current wind-speed gear;
Judge described 3rd indoor temperature, described second indoor heat exchanger tube temperature, described compressor exhaust temperature, described indoor set electric current, it is pre-conditioned whether described second compressor operating frequency and described second compressor highest goal frequency meet second, wherein, described second pre-conditioned for described 3rd indoor temperature with described second indoor heat exchanger tube temperature difference less than described Second Threshold, and the difference of described second compressor operating frequency and described second compressor highest goal frequency is less than described 3rd threshold value, and described indoor set electric current is more than the 4th threshold value, and described compressor exhaust temperature is more than the 5th threshold value,
If it is determined that meet described second pre-conditioned, then control described air-conditioner and enter antifogging function pattern.
3. the control method of air-conditioner as claimed in claim 2, it is characterized in that, described first threshold span is 1��5 DEG C, described Second Threshold span is 10��18 DEG C, described 3rd threshold value span is 0.5��1.5Hz, described 4th threshold value span is 2��5A, described 5th threshold value span is 50��75 DEG C, described first Preset Time span is 30��50min, described second Preset Time span is 40��60min, and described second Preset Time is more than described first Preset Time.
4. the control method of the air-conditioner as according to any one of claim 1-3, it is characterized in that, after described air-conditioner enters described anti-condensation mode of operation, also include: if it is determined that any one met in following condition A��F, then control described air-conditioner and exit described antifogging function pattern:
A, indoor temperature and indoor heat exchanger tube temperature difference are more than the 6th threshold value;
B, user change wind-speed gear, design temperature;
C, described air-conditioner mode of operation change;
D, described air-conditioner shut down;
E, described air-conditioner compressor operating frequency be 0;
Sensor failure in F, described air-conditioner.
5. the control method of air-conditioner as claimed in claim 4, it is characterised in that described 6th threshold value span is 12��20 DEG C.
6. the control device of an air-conditioner, it is characterised in that including:
First acquisition module, enters refrigeration mode and indoor fan start the first indoor temperature when rotating for obtaining described air-conditioner, and controls timer and start timing;
Second acquisition module, the first compressor highest goal frequency that the second indoor temperature when the timing time for obtaining described timer reaches the first Preset Time, the first indoor heat exchanger tube temperature, the first compressor operating frequency are corresponding with current wind-speed gear;
Judge module, for judging described first indoor temperature, described second indoor temperature, described first indoor heat exchanger tube temperature, it is pre-conditioned whether described first compressor operating frequency and described first compressor highest goal frequency meet first, wherein, the described first pre-conditioned difference for described first indoor temperature and described second indoor temperature is less than first threshold, and described second indoor temperature and described first indoor heat exchanger tube temperature difference are less than Second Threshold, and the difference of described first compressor highest goal frequency and described first compressor operating frequency is less than the 3rd threshold value,
Control module, for described judge module judge meet described first pre-conditioned time, control described air-conditioner enter antifogging function pattern.
7. the control device of air-conditioner as claimed in claim 6, it is characterised in that also include the 3rd acquisition module,
Described control module is additionally operable to judge that meeting the described first pre-conditioned rear indoor fan rotating speed controlling described air-conditioner switches to minimum speed at described judge module;
Described 3rd acquisition module, the second compressor highest goal frequency that the 3rd indoor temperature when the timing time for obtaining described timer reaches the second Preset Time, the second indoor heat exchanger tube temperature, compressor exhaust temperature, complete machine electric current, the second compressor operating frequency are corresponding with current wind-speed gear;
Described judge module is additionally operable to judge described 3rd indoor temperature, described second indoor heat exchanger tube temperature, described compressor exhaust temperature, described indoor set electric current, it is pre-conditioned whether described second compressor operating frequency and described second compressor highest goal frequency meet second, wherein, described second pre-conditioned for described 3rd indoor temperature with described second indoor heat exchanger tube temperature difference less than described Second Threshold, and the difference of described second compressor operating frequency and described second compressor highest goal frequency is less than described 3rd threshold value, and described indoor set electric current is more than the 4th threshold value, and described compressor exhaust temperature is more than the 5th threshold value,
Described control module be additionally operable to described judge module judge meet described second pre-conditioned time, control described air-conditioner enter antifogging function pattern.
8. the control device of air-conditioner as claimed in claim 7, it is characterized in that, described first threshold span is 1��5 DEG C, described Second Threshold span is 10��18 DEG C, described 3rd threshold value span is 0.5��1.5Hz, described 4th threshold value span is 2��5A, described 5th threshold value span is 50��75 DEG C, described first Preset Time span is 30��50min, described second Preset Time span is 40��60min, and described second Preset Time is more than described first Preset Time.
9. the control device of the air-conditioner as according to any one of claim 6-8, it is characterised in that described control module is additionally operable to control described air-conditioner when described judge module judges any one meeting in following condition A��F and exits described antifogging function pattern:
A, indoor temperature and indoor heat exchanger tube temperature difference are more than the 6th threshold value;
B, user change wind-speed gear, design temperature;
C, described air-conditioner mode of operation change;
D, described air-conditioner shut down;
E, described air-conditioner compressor operating frequency be 0;
Sensor failure in F, described air-conditioner.
10. the control device of air-conditioner as claimed in claim 9, it is characterised in that described 6th threshold value span is 12��20 DEG C.
11. an air-conditioner, it is characterised in that include the control device as according to any one of claim 6-10.
12. air-conditioner as claimed in claim 11, it is characterised in that described air-conditioner is transducer air conditioning.
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| CN110657554A (en) * | 2019-10-21 | 2020-01-07 | 宁波奥克斯电气股份有限公司 | Air conditioner condensation prevention control method and device and air conditioner |
| CN111365818A (en) * | 2020-03-26 | 2020-07-03 | 宁波奥克斯电气股份有限公司 | Compressor frequency control method and device, air conditioner and storage medium |
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