CN110671780A - Air conditioner control method and device and air conditioner - Google Patents

Air conditioner control method and device and air conditioner Download PDF

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Publication number
CN110671780A
CN110671780A CN201911017345.7A CN201911017345A CN110671780A CN 110671780 A CN110671780 A CN 110671780A CN 201911017345 A CN201911017345 A CN 201911017345A CN 110671780 A CN110671780 A CN 110671780A
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China
Prior art keywords
fan
temperature
heat storage
air conditioner
storage device
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Pending
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CN201911017345.7A
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Chinese (zh)
Inventor
邓赛峰
刘合心
刘潘
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Ningbo Aux Electric Co Ltd
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Ningbo Aux Electric Co Ltd
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Priority to CN201911017345.7A priority Critical patent/CN110671780A/en
Publication of CN110671780A publication Critical patent/CN110671780A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • 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
    • F24F11/81—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the air supply to heat-exchangers or bypass channels
    • 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
    • F24F11/88—Electrical aspects, e.g. circuits
    • 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
    • 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

Abstract

The invention provides an air conditioner control method and device and an air conditioner, and belongs to the technical field of air conditioners. The air conditioner comprises an outdoor heat exchanger, a heat storage device and a fan, wherein the heat storage device at least partially wraps a compressor, and the fan is arranged between the heat storage device and the outdoor heat exchanger; the air conditioner control method comprises the following steps: acquiring an operation mode of the air conditioner and a heat storage temperature of the heat storage device; controlling the fan according to the operation mode of the air conditioner and the heat storage temperature, and driving air to flow from the heat storage device to the outdoor heat exchanger by the fan when the fan is controlled to rotate forwards; when the fan is controlled to rotate reversely, the fan drives air to flow from the outdoor heat exchanger to the heat storage device. The invention controls the operation of the fan through the operation mode of the air conditioner and the heat storage temperature, realizes the heat transfer of the compressor, can avoid the low efficiency caused by the overheating of the compressor and improves the operation time of the air conditioner.

Description

Air conditioner control method and device and air conditioner
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner control method and device and an air conditioner.
Background
With the operation of the air conditioner, the situation of heat accumulation can occur in the compressor, the compressor is easy to overheat in the cooling mode, the compressor needs to be stopped when overheated, and the outdoor heat exchanger is easy to frost in the heating mode, so that the low efficiency and high loss of the air conditioner can be caused in the two situations. At present, the heat storage system (waste heat system) of some air conditioners has appeared, and the waste heat that the compressor gived off is absorbed to heat storage system (waste heat system) to compressor waste heat discharge to outdoor heat exchanger department through the fan will be collected for promote the efficiency of condenser department heat exchange, however, current heat storage system (waste heat system) heat emission is unreasonable, leads to the inefficiency and the high loss of air conditioner.
Disclosure of Invention
The invention solves the problems of low efficiency and high loss caused by unreasonable heat emission in the use of the existing air conditioner waste heat system.
In order to solve the above problems, in one aspect, the present invention provides a control method of an air conditioner including an outdoor heat exchanger, a heat storage device at least partially wrapping a compressor, and a fan provided between the heat storage device and the outdoor heat exchanger; the air conditioner control method comprises the following steps:
acquiring an operation mode of the air conditioner and a heat storage temperature of the heat storage device;
controlling the fan according to the operation mode of the air conditioner and the heat storage temperature, and driving air to flow from the heat storage device to the outdoor heat exchanger by the fan when the fan is controlled to rotate forwards; when the fan is controlled to rotate reversely, the fan drives air to flow from the outdoor heat exchanger to the heat storage device.
Thus, when the fan is controlled to rotate forwards, the fan drives air to flow to the outdoor heat exchanger, so that the heat absorbed by the heat storage device can be transferred to the outdoor heat exchanger, the heat exchange efficiency of the outdoor heat exchanger can be improved in the heating mode, and when the fan is controlled to rotate reversely, the fan drives air to flow to the heat storage device, so that heat absorbed by the heat storage device can be discharged, the heat transfer of the compressor under each operation mode is realized by controlling the operation of the fan through the operation mode of the air conditioner and the heat storage temperature, on one hand, the heat of the compressor is discharged or is utilized for defrosting, the shutdown or the delay of the frost formation of the air conditioner caused by the overheating of the compressor is avoided, thereby extending the operation time of the air conditioner, and on the other hand, it is possible to prevent inefficiency and high power consumption caused by overheating of the compressor.
Optionally, the controlling the fan according to the operation mode of the air conditioner and the heat storage temperature specifically includes:
when the operation mode of the air conditioner is a heating mode, the outdoor environment temperature is obtained, and when the heat storage temperature and the environment temperature meet Tj-Ta≥ΔT1When the fan is controlled to rotate forwards, T isjFor the heat storage temperature, TaIs the ambient temperature, Δ T1Is the first predetermined temperature difference.
Like this, through calculating the heat accumulation temperature with ambient temperature's difference can be judged the heat accumulation device can be used for promoting the energy of outdoor heat exchanger heat exchange, and in the heating mode, through setting up first preset temperature difference is judged the opening condition of fan corotation has avoided the too high heat accumulation temperature to influence the compressor operation, and the direct heat waste that causes with the external environment heat exchange of heat accumulation device when also having avoided the too high heat accumulation temperature can be used for delaying outdoor heat exchanger's frosting with the energy efficient that the heat accumulation device absorbs, has improved energy utilization efficiency, has reduced the energy consumption, and the reliability is high, and the practicality is strong.
Optionally, the controlling the fan to rotate forward specifically includes:
acquiring the coil temperature of the real-time outdoor heat exchanger;
and controlling the rotating speed of the fan in the forward rotation according to the temperature of the coil, and controlling the rotating speed of the fan in the forward rotation to be increased when the temperature of the coil is reduced.
Therefore, the rotating speed of the forward rotation of the fan is controlled according to the temperature of the coil pipe, and the rotating speed of the forward rotation of the fan is reasonably adjusted according to the heat exchange requirement of the outdoor heat exchanger, so that the adjustment of the heat release of the heat storage device is realized, the energy utilization rate is high, the energy consumption is low, the frosting of the air conditioner can be delayed, the reliability is high, and the practicability is high.
Optionally, the controlling the rotating speed of the forward rotation of the fan according to the temperature of the coil pipe specifically includes:
when the coil temperature satisfies Td＞T1The fan is controlled to rotate forwards at a first speed, wherein TdIs the coil temperature, T1Is a first preset temperature;
when the coil temperature satisfies T2＜Td≤T1When the fan rotates forwards at a second speed, the fan is controlled to rotate forwards at a second speed, wherein T2Is a second preset temperature;
when the coil temperature satisfies: t isd≤T2When the speed is higher than the first speed, the fan is controlled to rotate forwards at a third speed;
the first rate, the second rate, and the third rate satisfy V1＜V2＜V3Wherein V is1Is the first rate, V2Is the second rate, V3Is the third rate.
Therefore, according to the temperature of the coil pipe, the forward rotation speed of the fan is controlled, heat can be released to a large extent according to actual needs, the heat exchange requirements of the outdoor heat exchanger in a heating mode are met, and energy waste caused by the fact that the rotating speed of the fan is too large and the heat is released too much is avoided.
Optionally, the air conditioner further includes an air supply pipe, the air supply pipe is disposed on the fan, one end of the air supply pipe extends into the heat storage device, and the other end of the air supply pipe is located at the outdoor heat exchanger, and the air conditioner control method further includes the following steps:
acquiring the air outlet temperature of the air supply pipe;
adjusting the forward rotation rate of the fan according to the air outlet temperature and the coil pipe temperature, and when the air outlet temperature and the coil pipe temperature meet the following conditions: t isf-Td≥ΔT2When the speed is reduced, the forward rotation speed of the fan is controlled to be reduced, wherein TfIs the outlet air temperature, Δ T2Is the second predetermined temperature difference.
Like this, through setting up the air-out temperature with the upper limit of the difference of coil pipe temperature, through setting up the second and predetermine the temperature difference, work as the air-out temperature with the difference of coil pipe temperature surpasss when the second predetermines the temperature difference, reduce the fan rotational speed to reduce the heat that heat accumulation device gived off, improved energy utilization efficiency.
Optionally, the heat storage device at least partially wraps an electric heating belt at the bottom of the compressor, and the air conditioning control method further includes the following steps:
heating control is carried out on the electric heating belt according to the rotating speed of positive rotation of the fan, and the heating control comprises the following steps: when the forward rotation speed of the fan is greater than the first speed, controlling the electric heating belt to start heating; and after the electric heating starts to heat, controlling the electric heating belt to stop heating when the forward rotation speed of the fan is less than or equal to the first speed.
Like this, work as when the corotation rotational speed of fan is greater than when certain degree, it is great to explain outdoor heat exchanger's heat transfer demand, waste heat system's heat distributes very fast, through right electric heating tape carries out heating control, can supply heat storage device's heat to strengthen the heat transfer of outdoor heat exchanger department, improve the heat exchange efficiency of outdoor heat exchanger department, delay outdoor heat exchanger's frosting electric heating tape heating in-process, through setting up first speed, under the condition that can satisfy the user demand, great limit reduces electric heating tape's is long in the use, gains the energy consumption and promotes the balance between the heat transfer effect (postpone frosting), and energy utilization is high, and the practicality is strong.
Optionally, the air conditioner control method further includes the steps of:
when the heat storage temperature and the ambient temperature satisfy Tj-Ta＜ΔT3When the temperature is higher than the preset temperature, the fan is controlled to stop running, wherein delta T3Is a third preset temperature difference value, the third preset temperature difference value satisfies delta T3＜ΔT1。
Like this, through setting up the temperature difference is predetermine to the third, through setting up the heat accumulation temperature with the lower limit of ambient temperature difference, in having avoided the mode of heating, the fan moves the energy consumption increase that leads to always, on the other hand, fan stall back, the heat accumulation device can continue the heat accumulation, and is right corotation once more of fan carries out the heat accumulation, the heat of heat accumulation device utilizes in-process energy loss little, and the reliability is high, and the practicality is strong.
Optionally, the air conditioner control method further includes the steps of:
and when the air conditioner meets the defrosting condition, controlling the air conditioner to enter a defrosting mode, and controlling the fan to stop running in the defrosting mode.
Therefore, the fan is controlled to stop running in the defrosting mode, heat in the heat storage device is reserved, the fan is not used for defrosting of the outdoor heat exchanger, heat waste caused by low heat exchange efficiency due to the fact that the outer fan stops running in the defrosting mode is avoided, and the energy utilization rate is high.
Optionally, the air conditioner control method further includes the steps of:
when the air conditioner meets the defrosting ending condition, the air conditioner is controlled to exit the defrosting mode, and when the air conditioner exits the defrosting mode and the outer fan is started for the first time, the fan rotates forwards for the first preset time and then stops running.
Therefore, when the air conditioner exits the defrosting mode, the outer fan is started to dry the residual water drops on the outdoor heat exchanger, the fan is controlled to rotate forwards for the first preset time and then stops running, the outer fan can be assisted to blow the residual water drops on the outdoor heat exchanger, the evaporation of the residual water drops on the outdoor heat exchanger is accelerated, the outdoor heat exchanger is prevented from being frozen after defrosting, the defrosting effect is improved, and the next frosting of the outdoor heat exchanger is effectively delayed.
Optionally, the controlling the fan according to the operation mode of the air conditioner and the heat storage temperature further includes:
when the operation mode of the air conditioner is a cooling mode, when the heat storage temperature satisfies: t isj≥T3When the fan is turned reversely, the fan is controlled to rotate reversely, wherein TjFor the heat storage temperature, T3Is the third preset temperature.
Like this, under the refrigeration mode, through control the fan reversal, fan drive air follows outdoor heat exchanger flow direction the heat accumulation device will heat in the heat accumulation device is discharged, thereby helps the compressor heat dissipation improves under the refrigeration mode, the length of operation of air conditioner is long, avoids the compressor to shut down, through setting the temperature is predetermine to the third, has avoided on the one hand the energy consumption that the long-time reversal of fan caused, on the other hand has reduced the compressor because of the shut down that the high temperature caused, has prolonged the operating time of air conditioner, and the reliability is high, and the practicality is strong.
In another aspect, the present invention provides a control apparatus of an air conditioner, including:
the acquiring unit is used for acquiring the operation mode of the air conditioner;
the detection unit is used for detecting the heat storage temperature of the heat storage device;
the control unit is used for controlling the fan according to the operation mode of the air conditioner and the heat storage temperature, and when the fan is controlled to rotate forwards, the fan drives air to flow from the heat storage device to the outdoor heat exchanger; when the fan is controlled to rotate reversely, the fan drives air to flow from the outdoor heat exchanger to the heat storage device.
Therefore, when the control device operates, the fan can be controlled according to the operation mode of the air conditioner and the heat storage temperature, the control device controls the fan through the operation mode of the air conditioner and the heat storage temperature, heat transfer of the compressor under each operation mode is realized, low efficiency and high energy consumption caused by overheating of the compressor can be avoided, the operation time of the air conditioner is prolonged, the energy utilization rate is high, and the reliability is high.
In another aspect, the present invention provides an air conditioner, including a computer readable storage medium storing a computer program and a processor, wherein the computer program is read by the processor and executed to implement any one of the air conditioner control methods.
Therefore, when the air conditioner operates, the air conditioner controls the fan through the operation mode of the air conditioner and the heat storage temperature, heat transfer of the compressor under each operation mode is achieved, low efficiency and high energy consumption caused by overheating of the compressor can be avoided, the operation time of the air conditioner is prolonged, user experience is improved, and reliability is high.
Optionally, the air conditioner comprises an outdoor heat exchanger, a heat storage device, a fan and a second temperature sensor;
the heat storage device at least partially wraps a compressor, the fan is arranged between the heat storage device and the outdoor heat exchanger, and when the fan rotates forwards, the fan drives air to flow from the heat storage device to the outdoor heat exchanger; when the fan is reversed, the fan drives air to flow from the outdoor heat exchanger to the heat storage device;
the second temperature sensor is provided inside the heat storage device, and the second temperature sensor is adapted to detect the heat storage temperature of the heat storage device.
Like this, through the heat storage device absorbs the heat that the compressor gived off, through the flow direction of the positive reverse control air of fan to control heat storage device heat direction of delivery, through setting up second temperature sensor, will second temperature sensor set up in inside the heat storage device, can detect comparatively accurate heat accumulation temperature, the air conditioner is right the fan has reliably during control and detects data, the air conditioner reliability is high.
Optionally, the method further comprises: the air supply pipe, the first temperature sensor, the stop valve and the filter;
the air supply pipe is arranged on the fan, one end of the air supply pipe extends into the heat storage device, and the other end of the air supply pipe is positioned at the outdoor heat exchanger;
the first temperature sensor is arranged on the air supply pipe and used for detecting the air outlet temperature of the air supply pipe;
the stop valve set up in on the blast pipe, the filter set up in the heat accumulation device with the intercommunication department of external environment and the air-out end of blast pipe, the filter is used for preventing that outside foreign matter from getting into the heat accumulation device.
Like this, through setting up the filter can prevent that outside foreign matter from getting into heat accumulation device through setting up first temperature sensor can realize according to the heat transfer demand of the air-out temperature judgement outdoor heat exchanger department of blast pipe to the adjustment the rotational speed of fan, through stop valve control opening and closing of tuber pipe can realize controlling according to actual demand opening and closing of stop valve, the air conditioner can carry out the state adjustment according to actual state demand, and energy utilization efficiency is high, and the reliability is high.
Drawings
FIG. 1 is a schematic diagram of a system for forward rotation of a blower in one embodiment of an air conditioner according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a system for reversing a blower of an embodiment of an air conditioner according to the present invention;
fig. 3 is a flowchart of an embodiment of an air conditioner control method according to the present invention.
Description of reference numerals:
1-compressor, 2-outdoor heat exchanger, 3-heat storage device, 4-fan, 5-blast pipe, 6-first temperature sensor, 7-second temperature sensor, 8-stop valve, 9-filter.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Referring to fig. 1 to 3, an embodiment of the present invention provides a method for controlling an air conditioner, where the air conditioner includes an outdoor heat exchanger 2, a heat storage device 3, and a fan 4, the heat storage device 3 at least partially wraps a compressor 1, and the fan 4 is disposed between the heat storage device 3 and the outdoor heat exchanger 2; the air conditioner control method comprises the following steps:
s1: acquiring an operation mode of the air conditioner and a heat storage temperature of the heat storage device 3;
s2: controlling the fan 4 according to the operation mode of the air conditioner and the heat storage temperature, and when the fan 4 is controlled to rotate forwards, driving air to flow from the heat storage device 3 to the outdoor heat exchanger 2 by the fan 4; when the fan 4 is controlled to reverse, the fan 4 drives air to flow from the outdoor heat exchanger 2 to the heat storage device 3.
It should be noted that the heat storage device 3 contains a salt solution or other heat storage medium, when the ambient temperature rises, the heat storage medium absorbs ambient heat by utilizing its own phase change and stores the heat, the heat storage device 3 at least partially wraps around the compressor 1, in some embodiments, the heat storage device 3 is a tubular structure, the tubular structure is arranged in the shell of the compressor 1 and surrounds the compressor 1, one end of the tubular structure is connected with the fan, and the other end of the tubular structure is communicated with the external environment; in other embodiments, the heat storage device 3 is a cylindrical structure, the compressor 1 is disposed inside the cylindrical structure, and an air duct is disposed inside the cylindrical structure, one end of the air duct is communicated with the external environment, and the other end of the air duct is connected to the fan. The heat emitted by the compressor is absorbed by the heat storage device 3, and the fan operates to drive the air to flow, so that the heat absorbed by the heat storage device 3 is transferred.
It should be noted that, in this specification, the forward rotation of the fan 4 and the reverse rotation of the fan 4 are only used as illustrations for indicating the air flow direction in different working states, for example, in other embodiments, the fan 4 may drive air to flow from the thermal storage device 3 to the outdoor heat exchanger 2 when the fan 4 is controlled to rotate reversely; when the fan 4 is controlled to rotate forward, the fan 4 drives air to flow from the outdoor heat exchanger 2 to the heat storage device 3. In this specification, it is understood that, when the fan 4 drives air to flow from the heat storage device 3 to the outdoor heat exchanger 2, the operation direction of the fan 4 is defined as forward rotation; it is defined that the operation direction of the fan 4 is reversed when the fan 4 drives air from the outdoor heat exchanger 2 to the heat storage device 3. It should be understood that the fan 4 may be a single fan, such as a forward/reverse fan, which is turned in the opposite direction when the fan is turned in the forward direction and the reverse direction, or may be implemented in other manners, such as two fans, which are installed in the reverse direction when installed, for implementing the flow of driving air from the heat storage device 3 to the outdoor heat exchanger 2 and the flow of driving air from the outdoor heat exchanger 2 to the heat storage device 3, respectively.
It should be noted that the air conditioner further includes a second temperature sensor 7, the second temperature sensor 7 being provided inside the heat storage device 3, the second temperature sensor 7 being adapted to detect the heat storage temperature of the heat storage device 3.
In some embodiments, in the step S2, the controlling the fan 4 according to the operation mode of the air conditioner and the heat storage temperature specifically includes:
when the operation mode of the air conditioner is a heating mode, the outdoor environment temperature is obtained, and when the heat storage temperature and the environment temperature meet Tj-Ta≥ΔT1When the fan 4 is controlled to rotate forwards, wherein T isjFor the heat storage temperature, TaIs the ambient temperature, Δ T1Is the first predetermined temperature difference.
It should be noted that the air conditioner further includes a third temperature sensor, the third temperature sensor is disposed on the outdoor unit, and the third temperature sensor is adapted to detect the ambient temperature Ta. The first preset temperature difference value Delta T1Calibrated according to experimental data, in some embodiments, said first predetermined temperature difference Δ T1Is 10-60 deg.C, preferably 20-30 deg.C.
It should be understood that, since the outdoor heat exchanger 2 exchanges heat between the refrigerant and the outdoor environment in the heating mode, the heat storage temperature T is calculatedjAnd the ambient temperature TaCan be determined, the heat storage device 3 can be used to promote the energy of the heat exchange of the outdoor heat exchanger 2, in the heating mode, by setting the first preset temperature difference Δ T1Judging the opening condition of positive rotation of the fan, and avoiding the heat storage temperature TjThe operation of the compressor 1 is influenced by overhigh temperature, and the heat storage temperature T is also avoidedjThe heat waste that heat accumulation device 3 directly caused with the external environment heat exchange when too high can be used for delaying the frosting of outdoor heat exchanger 2 with the energy efficient that heat accumulation device 3 absorbed, has improved energy utilization efficiency, has reduced the energy consumption, and the reliability is high, and the practicality is strong.
In some embodiments, the air conditioning control method further includes, after controlling the fan 4 to rotate forward:
when the heat storage temperature and the ambient temperature satisfy Tj-Ta＜ΔT3At the time, the fan 4 is controlled to stop operating, wherein Δ T3Is a third preset temperature difference value, the third preset temperature difference value satisfies delta T3＜ΔT1。
Specifically, Δ T3Calibrated by experimental data, in someIn the examples,. DELTA.T3Is 5-30 deg.C, preferably 10-20 deg.C, it being understood that when the heat storage temperature T is abovejAnd ambient temperature TaWhen the difference value is too small, the heat exchange efficiency at the outdoor heat exchanger 2 is too low, even the energy utilization of the heat exchange efficiency is not enough to make up the energy consumption of the fan 4, at this time, the fan 4 is selected to be controlled to stop running, and it should be understood that, in actual use, under the condition of keeping low energy consumption and preventing the compressor from overheating, the larger the third preset temperature difference value and the first preset temperature difference value is, the more the heat released by the heat storage device is.
Thus, by setting the third preset temperature difference Δ T3By setting said heat accumulation temperature TjAnd the ambient temperature TaThe lower limit of the difference value avoids the increase of energy consumption caused by the continuous operation of the fan 4 in the heating mode, and on the other hand, after the fan 4 stops operating, the heat storage device 3 can continue to store heat and store heat for the secondary forward rotation of the fan 4, so that the heat storage device has the advantages of small energy loss, high reliability and strong practicability in the heat utilization process.
In some embodiments, the controlling the fan 4 to rotate forward specifically includes:
acquiring the coil temperature of the real-time outdoor heat exchanger 2;
and controlling the rotating speed of the fan 4 in forward rotation according to the temperature of the coil, and controlling the rotating speed of the fan 4 in forward rotation to be increased when the temperature of the coil is reduced.
It should be understood that in some embodiments, the air conditioner further comprises a fourth temperature sensor disposed at the coil of the outdoor heat exchanger 2, the fourth temperature sensor being adapted to detect the coil temperature.
Specifically, in some embodiments, the controlling the rotation speed of the fan 4 in the forward rotation according to the coil temperature specifically includes:
when the coil temperature satisfies Td＞T1The fan 4 is controlled to rotate forwards at a first speed, wherein TdIs the coil temperature, T1Is a first preset temperature;
when the coil temperature satisfies T2＜Td≤T1Then, the fan 4 is controlled to rotate forward at a second speed, wherein T2Is a second preset temperature;
when the coil temperature satisfies: t isd≤T2When the speed is higher than the first speed, the fan 4 is controlled to rotate forwards at a third speed;
the first rate, the second rate, and the third rate satisfy V1＜V2＜V3Wherein V is1Is the first rate, V2Is the second rate, V3Is the third rate.
It should be noted that the first preset temperature T1And the second preset temperature T2Calibrated by experimental data, in some embodiments, said first preset temperature T1The second preset temperature T2Preferably 5 deg.C, said second preset temperature T2Preferably 0 ℃; the first rate V1The second rate V2And said third rate V3From experimental data, in some embodiments, the first rate V1The second rate V2And said third rate V3Respectively low gear, medium gear and high gear.
It should be understood that the outdoor heat exchanger 2 has different said coil temperature T depending on the operating conditions and the operating timedAt different temperatures T of said coildThe probability of frosting of the outdoor heat exchanger 2 is also different, for example, when TdWhen the temperature is higher than 5 ℃, the outdoor heat exchanger 2 is not easy to frost, so the fan 4 rotates forwards at a lower speed, and the heat absorbed by the heat storage device 3 is less in heat exchange energy of the outdoor heat exchanger 2; when T isdWhen the temperature is lower than 0 ℃, the outdoor heat exchanger 2 is easy to frost, therefore, the fan 4 rotates forwards at a high speed, the heat absorbed by the heat storage device 3 is used for heat exchange of the outdoor heat exchanger 2, the energy is more, the temperature of the outdoor heat exchanger 2 is increased, and the frosting process is delayed.
Thus, according to said coil temperature TdControls the fan 4 to rotate forwardsSpeed can release the heat according to actual need to a great extent, accords with the heat transfer demand of outdoor heat exchanger 2 under the mode of heating, has avoided 4 rotational speeds of fan are too big, and the energy that the release heat was too big leads to the fact is extravagant.
Thus, according to said coil temperature TdThe rotating speed of the forward rotation of the fan 4 is controlled, and the rotating speed of the forward rotation of the fan 4 is reasonably adjusted according to the heat exchange requirement of the outdoor heat exchanger 2, so that the heat release of the heat storage device 3 is adjusted, the energy utilization rate is high, the energy consumption is low, the frosting of the air conditioner can be delayed, the reliability is high, and the practicability is high.
Referring to fig. 3, in some embodiments, the air conditioner further includes an air supply pipe 5, the air supply pipe 5 is disposed on the fan 4, one end of the air supply pipe 5 extends into the heat storage device 3, and the other end of the air supply pipe 5 is located at the outdoor heat exchanger 2, and the air conditioner control method further includes the following steps after controlling the fan to rotate forward:
acquiring the air outlet temperature of the air supply pipe 5;
adjusting the forward rotation rate of the fan 4 according to the air outlet temperature and the coil pipe temperature, and when the air outlet temperature and the coil pipe temperature meet the following conditions: t isf-Td≥ΔT2When the speed of the positive rotation of the fan 4 is controlled to be reduced, wherein T isfIs the outlet air temperature, Δ T2Is the second predetermined temperature difference.
It should be understood that the air conditioner further comprises an air supply pipe 5 and a first temperature sensor 6, wherein the first temperature sensor 6 is arranged on the air supply pipe 5, and the first temperature sensor 6 is used for detecting the outlet air temperature of the air supply pipe 5.
Specifically, in some embodiments, when the outlet air temperature T is lower than the inlet air temperature TfSatisfies the following conditions: t isf-Td≥ΔT2When the fan 4 speed of the drive is reduced by one step, for example, when the coil temperature TdSatisfies the following conditions: t isd≤T2While controlling the fan 4 at a third speed V3Rotating forward (high-grade operation), and acquiring the air outlet temperature T of the air supply pipe 5 at the momentfWhen serving as a standAir outlet temperature TfSatisfies the following conditions: t isf-Td≥ΔT2When the rotation speed of the fan 4 is reduced to the second speed V2(middle-gear operation). It should be appreciated that, in some embodiments, the fan 4 is operated at the first speed V1(Low-grade operation), if the outlet air temperature T is lower than the low-grade operation temperature TfSatisfies the following conditions: t isf-Td≥ΔT2The rotational speed of the fan 4 of the drive remains unchanged.
It will be understood that said second preset temperature difference Δ T2The values of (A) are calibrated according to experimental data and, in some embodiments, are preferably in the range of 20-30 ℃. When the outlet air temperature T isfWith said coil temperature TdWhen the difference is too large, although the heat exchange efficiency of the outdoor heat exchanger 2 is high, it causes energy waste, and therefore, the outlet air temperature T is setfWith said coil temperature TdBy setting the second preset temperature difference Δ T2When the outlet air temperature T is higher than the predetermined valuefWith said coil temperature TdExceeds the second predetermined temperature difference Δ T2When the heat storage device 3 is used, the rotating speed of the fan 4 is reduced, so that the heat emitted by the heat storage device 3 is reduced, and the energy utilization efficiency is improved.
In some embodiments, the heat storage device 3 at least partially encloses an electric heating belt at the bottom of the compressor 1, and the air conditioning control method further includes the steps of:
heating control is carried out on the electric heating belt according to the rotating speed of the positive rotation of the fan 4, and the heating control comprises the following steps: when the forward rotation speed of the fan 4 is greater than the first speed, controlling the electric heating belt to start heating; and after the electric heating starts to heat, controlling the electric heating belt to stop heating when the forward rotation speed of the fan 4 is less than or equal to the first speed.
It should be noted that an electric heating belt is generally disposed at the bottom of the compressor 1, and the thermal storage device 3 is in contact with the electric heating belt, and in some embodiments, the thermal storage device 3 is a tubular structure surrounding the electric heating belt, and in other embodiments, the thermal storage device 3 is a cylindrical structure inside which the electric heating belt is disposed. By arranging the thermal storage device 3 so as to at least partially wrap the electric heating belt, the thermal storage device 3 can absorb heat emitted from the electric heating belt while absorbing heat emitted from the compressor 1.
It will be appreciated that the electrical heating tape is only used to supplement the stored energy of the thermal storage means 3 and will not normally be on all the time, due to the high energy consumption of electrical heating. In a general air conditioner, the opening and closing of an electric heating belt is mainly controlled according to a temperature sensor at the bottom of a compressor 1. Therefore, when the corotation rotational speed of fan 4 is greater than certain degree, it is great to explain outdoor heat exchanger 2's heat transfer demand, waste heat system's heat gives off very fast, through right electric heating tape execution heating control can supply heat storage device 3's heat to the heat transfer of reinforcing outdoor heat exchanger 2 department improves the heat exchange efficiency of outdoor heat exchanger 2 department, delays outdoor heat exchanger 2's frosting electric heating tape heating in-process, through setting up first speed, under the condition that can satisfy the user demand, the length of service of electric heating tape is long, gains the balance between energy consumption and the promotion heat transfer effect (postpone frosting), and energy utilization is high, and the practicality is strong.
In some embodiments, the air conditioning control method further includes, after controlling the fan 4 to rotate forward, the steps of:
and when the air conditioner meets the defrosting condition, controlling the air conditioner to enter a defrosting mode, and controlling the fan 4 to stop running in the defrosting mode.
It should be understood that the defrosting condition is a common defrosting condition, and will not be described in detail herein, because the heat exchange of the outdoor heat exchanger 2 is mainly realized by the rotation of the external fan, so as to realize the heat exchange, in the defrosting mode, the external fan 4 generally stops rotating, and in the defrosting mode, the heat of the air discharged from the air supply pipe 5 cannot effectively act on the outdoor heat exchanger 2, so that the heat exchange efficiency is low, and thus, by controlling the fan 4 to stop operating in the defrosting mode, the heat in the heat storage device 3 is retained, and is not used for defrosting of the outdoor heat exchanger 2, thereby avoiding the heat waste caused by the low heat exchange efficiency due to the stop rotation of the external fan in the defrosting mode, and having a high energy utilization rate.
In some embodiments, the air conditioning control method further includes, after controlling the fan 4 to rotate forward, the steps of:
when the air conditioner meets the defrosting ending condition, the air conditioner is controlled to exit the defrosting mode, and when the air conditioner exits the defrosting mode and the outer fan is started for the first time, the fan 4 rotates forwards for a first preset time t1And then the operation is stopped.
It should be understood that in some embodiments, the first preset time t1Preferably, the time is 3-5 minutes, when the air conditioner exits the defrosting mode, residual water drops exist on the outdoor heat exchanger 2, therefore, when the air conditioner exits the defrosting mode, the outer fan is started to dry the residual water drops on the outdoor heat exchanger 2, the fan 4 is controlled to rotate forwards for a first preset time and then stops running, the outer fan can be assisted to blow the residual water drops on the outdoor heat exchanger 2, evaporation of the residual water drops on the outdoor heat exchanger 2 is accelerated, the outdoor heat exchanger 2 is prevented from being frozen after defrosting, the defrosting effect is improved, and next frosting of the outdoor heat exchanger 2 is effectively delayed.
In some embodiments, the controlling the fan 4 according to the operation mode of the air conditioner and the heat storage temperature in the S2 step further includes:
when the operation mode of the air conditioner is a cooling mode, when the heat storage temperature satisfies: t isj≥T3When the fan 4 is controlled to rotate reversely, wherein TjFor the heat storage temperature, T3Is the third preset temperature.
It should be understood that in some embodiments, the third predetermined temperature T3The third preset temperature T is preferably 50-95 DEG C3Is 65-80 ℃. In the cooling mode, the compressor 1 is in a high-frequency working state, a large amount of heat is generated on the surface of the compressor 1, and in some cases, the compressor 1 is overheated, and the pressure is highCompressor 1 can' T normally dispel the heat, can lead to exhaust and high pressure to rise, influences refrigeration effect and unit operation, triggers the high pressure protection of unit easily, can adopt the mode that compressor 1 stopped protects compressor 1 is not burnt out, like this, through control 4 reversals of fan, 4 drive air flow directions of fan heat storage device 3 will heat in the heat storage device 3 is discharged, thereby helps compressor 1 dispels the heat, improves under the refrigeration mode, the operation of air conditioner is long, avoids compressor 1 to shut down, through setting up temperature T is predetermine to the third3On the one hand, the energy consumption caused by the long-time reversal of the fan 4 is avoided, on the other hand, the shutdown of the compressor 1 caused by high temperature is reduced, the running time of the air conditioner is prolonged, the reliability is high, and the practicability is high.
It should be understood that in other embodiments, the condition for starting the reverse rotation of the fan 4 may be that the discharge temperature of the compressor 1 reaches a fourth preset temperature T4Said fourth preset temperature T4Preferably 85-95 deg.c. In some embodiments, the fan 4 is turned off after a certain time of reverse rotation, and in other embodiments, the fan 4 is controlled to reverse rotation until the heat accumulation temperature TjSatisfies the following conditions: t isj＜T5Wherein, T5Is a fifth predetermined temperature, and in some embodiments, the fifth predetermined temperature T5Preferably 60-70 deg.C.
In the air conditioner control method, when the fan 4 is controlled to rotate forwards, the fan 4 drives air to flow to the outdoor heat exchanger 4, so that heat absorbed by the heat storage device 3 can be transmitted to the outdoor heat exchanger 4, the heat exchange efficiency of the outdoor heat exchanger 4 can be improved in a heating mode, when the fan 4 is controlled to rotate backwards, the air is driven by the fan 4 to flow to the heat storage device 3, so that the heat absorbed by the heat storage device 3 can be discharged, the compressor 1 can be prevented from overheating to cause low efficiency or even stop in the cooling mode, the operation of the fan 4 is controlled through the operation mode of the air conditioner and the heat storage temperature, so that the heat transfer of the compressor 2 in each operation mode is realized, on one hand, the heat of the compressor is discharged or the heat of the compressor is utilized for defrosting, and the stop or the frost formation of the air conditioner caused by the overheat of, thereby extending the operation time of the air conditioner, and on the other hand, it is possible to prevent inefficiency and high power consumption caused by overheating of the compressor.
By means of heating mode according to coil temperature TdThe rotating speed of the forward rotation of the fan 4 is controlled, the heat absorption of the heat storage device 3 in the heating mode is utilized to the maximum, the energy utilization rate is high, and the reliability is high.
By in the cooling mode, according to the heat storage temperature TjThe fan 4 is controlled to reversely rotate, so that heat of the heat storage device 3 and the compressor 1 is discharged in a refrigeration mode, the shutdown caused by overheating of the compressor 1 is avoided, the running time of the air conditioner is prolonged, and the user experience is improved.
Another embodiment of the present invention provides a control apparatus of an air conditioner, including:
the acquiring unit is used for acquiring the operation mode of the air conditioner;
a detection unit for detecting a heat storage temperature of the heat storage device 3;
a control unit for controlling the fan 4 according to the operation mode of the air conditioner and the heat storage temperature, wherein when the fan 4 is controlled to rotate forward, the fan 4 drives air to flow from the heat storage device 3 to the outdoor heat exchanger 2; when the fan 4 is controlled to reverse, the fan 4 drives air to flow from the outdoor heat exchanger 2 to the heat storage device 3.
Another embodiment of the present invention provides an air conditioner, which includes a computer-readable storage medium storing a computer program and a processor, wherein the computer program is read by the processor and executed to implement any one of the above-mentioned air conditioner control methods.
Optionally, the air conditioner includes an outdoor heat exchanger 2, a heat storage device 3, a fan 4, and a second temperature sensor 7;
the heat storage device 3 at least partially wraps a compressor 1, the fan 4 is arranged between the heat storage device 3 and the outdoor heat exchanger 2, and when the fan 4 rotates forwards, the fan 4 drives air to flow from the heat storage device 3 to the outdoor heat exchanger 2; when the fan 4 is reversed, the fan 4 drives air to flow from the outdoor heat exchanger 2 to the thermal storage device 3;
the second temperature sensor 7 is provided inside the thermal storage device 3, and the second temperature sensor 7 is adapted to detect the thermal storage temperature of the thermal storage device 3.
Referring to fig. 3, in some embodiments, the air conditioner
Further comprising: the air supply pipe 5, the first temperature sensor 6, the stop valve 8 and the filter 9;
the blast pipe 5 is arranged on the fan 4, one end of the blast pipe 5 extends into the heat storage device 3, and the other end of the blast pipe 5 is positioned at the outdoor heat exchanger 2;
the first temperature sensor 6 is arranged on the blast pipe 5, and the first temperature sensor 6 is used for detecting the air outlet temperature of the blast pipe 5;
the stop valve 8 is arranged on the air supply pipe 5, the filter 9 is arranged at the communication position of the heat storage device 3 and the external environment and the air outlet end of the air supply pipe 5, and the filter 9 is used for preventing external foreign matters from entering the heat storage device 3.
It should be understood that the thermal storage device 3 is internally provided with a passage for ventilation, one end of which communicates with the blast pipe 5 and the other end of which is provided with the filter 9. It should be understood that, in some embodiments, when the fan 4 rotates forward or backward, the stop valve 8 is opened, the external air flows into the thermal storage device 3 through some of the filters 9, the air in the thermal storage device 3 flows out of the thermal storage device 3 through other of the filters 9, the air circulation in the thermal storage device 3 is completed, when the operation mode of the air conditioner is a heating mode, when the fan 4 stops operating, the stop valve 8 is closed, the thermal storage device 3 stores heat, when the operation mode of the air conditioner is a cooling mode, when the fan 4 stops operating, the stop valve 8 is opened, and the heat in the thermal storage device 3 is naturally dissipated. This satisfies the use requirements of the heat storage device 3 in the cooling mode and the heating mode.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (14)

1. An air conditioning control method, characterized in that the air conditioner includes an outdoor heat exchanger (2), a heat storage device (3), and a fan (4), the heat storage device (3) at least partially wrapping a compressor (1), the fan (4) being provided between the heat storage device (3) and the outdoor heat exchanger (2); the air conditioner control method comprises the following steps:
acquiring an operation mode of the air conditioner and a heat storage temperature of the heat storage device (3);
controlling the fan (4) according to the operation mode of the air conditioner and the heat storage temperature, and when the fan (4) is controlled to rotate forwards, driving air to flow from the heat storage device (3) to the outdoor heat exchanger (2) by the fan (4); when the fan (4) is controlled to rotate reversely, the fan (4) drives air to flow from the outdoor heat exchanger (2) to the heat storage device (3).
2. The air conditioning control method according to claim 1, wherein the controlling the fan (4) according to the operation mode of the air conditioner and the heat storage temperature specifically includes:
when the operation mode of the air conditioner is a heating mode, the outdoor environment temperature is obtained, and when the heat storage temperature and the environment temperature meet Tj-Ta≥ΔT1When the fan (4) is controlled to rotate forwards, wherein T isjFor the heat storage temperature, TaIs the ambient temperature, Δ T1Is the first predetermined temperature difference.
3. The air conditioning control method according to claim 2, wherein the controlling of the fan (4) to rotate forward specifically includes:
acquiring the coil temperature of the real-time outdoor heat exchanger (2);
and controlling the rotating speed of the fan (4) in the forward rotation according to the temperature of the coil, and controlling the rotating speed of the fan (4) in the forward rotation to be increased when the temperature of the coil is reduced.
4. The air conditioner control method according to claim 3, wherein the controlling of the rotation speed of the fan (4) in the forward rotation according to the coil temperature specifically comprises:
when the coil temperature satisfies Td＞T1When the fan (4) is controlled to rotate forwards at a first speed, wherein T isdIs the coil temperature, T1Is a first preset temperature;
when the coil temperature satisfies T2＜Td≤T1When the fan (4) is controlled to rotate forwards at a second speed, wherein T is2Is a second preset temperature;
when the coil temperature satisfies: t isd≤T2When the speed is higher than the first speed, the fan (4) is controlled to rotate forwards at a third speed; the first rate, the second rate, and the third rate satisfy V1＜V2＜V3Wherein V is1Is the first rate, V2Is the second rate, V3Is the third rate.
5. The air conditioning control method according to claim 3, wherein the air conditioner further comprises a blast pipe (5), the blast pipe (5) is provided to the fan (4), one end of the blast pipe (5) is extended into the heat storage device (3), and the other end of the blast pipe (5) is located at the outdoor heat exchanger (2), and the air conditioning control method further comprises the steps of:
acquiring the air outlet temperature of the air supply pipe (5);
adjusting the forward rotation rate of the fan (4) according to the air outlet temperature and the coil pipe temperature, and when the air outlet temperature and the coil pipe temperature meet the following conditions: t isf-Td≥ΔT2When the speed is reduced, the forward rotation speed of the fan (4) is controlled to be reduced, wherein TfIs the outlet air temperature, Δ T2Is the second predetermined temperature difference.
6. The air conditioning control method according to claim 4, characterized in that the heat storage device (3) at least partially wraps an electric heating belt at the bottom of the compressor (1), the air conditioning control method further comprising the steps of:
heating control is carried out on the electric heating belt according to the rotating speed of the positive rotation of the fan (4), and the heating control comprises the following steps: when the forward rotation speed of the fan (4) is greater than the first speed, controlling the electric heating belt to start heating; and after the electric heating starts to heat, controlling the electric heating belt to stop heating when the forward rotation speed of the fan (4) is less than or equal to the first speed.
7. The air conditioning control method according to claim 2, characterized by further comprising the steps of:
when the heat storage temperature and the ambient temperature satisfy Tj-Ta＜ΔT3When the temperature is high, the fan (4) is controlled to stop running, wherein delta T3Is a third preset temperature difference value, the third preset temperature difference value satisfies delta T3＜ΔT1。
8. The air conditioning control method according to claim 2, characterized by further comprising the steps of:
and when the air conditioner meets the defrosting condition, controlling the air conditioner to enter a defrosting mode, and controlling the fan (4) to stop running in the defrosting mode.
9. The air conditioning control method according to claim 8, further comprising the steps of:
when the air conditioner meets the defrosting finish condition, the air conditioner is controlled to exit the defrosting mode, and when the air conditioner exits the defrosting mode and the outer fan is started for the first time, the fan (4) rotates forwards for a first preset time and then stops running.
10. The air conditioning control method according to claim 1, wherein the controlling the fan (4) in accordance with the operation mode of the air conditioner and the heat storage temperature further comprises:
when the operation mode of the air conditioner is a cooling mode, when the heat storage temperature satisfies: t isj≥T3When the fan (4) is controlled to rotate reversely, wherein T isjFor the heat storage temperature, T3Is the third preset temperature.
11. A control device of an air conditioner, characterized by comprising:
the acquiring unit is used for acquiring the operation mode of the air conditioner;
a detection unit for detecting a heat storage temperature of the heat storage device (3);
the control unit is used for controlling the fan (4) according to the operation mode of the air conditioner and the heat storage temperature, and when the fan (4) is controlled to rotate forwards, the fan (4) drives air to flow from the heat storage device (3) to the outdoor heat exchanger (2); when the fan (4) is controlled to rotate reversely, the fan (4) drives air to flow from the outdoor heat exchanger (2) to the heat storage device (3).
12. An air conditioner comprising a computer-readable storage medium storing a computer program and a processor, the computer program being read and executed by the processor to implement the air conditioner control method according to any one of claims 1 to 10.
13. The air conditioner according to claim 12, wherein the air conditioner includes an outdoor heat exchanger (2), a heat storage device (3), a fan (4), and a second temperature sensor (7);
the heat storage device (3) at least partially wraps a compressor (1), the fan (4) is arranged between the heat storage device (3) and the outdoor heat exchanger (2), and when the fan (4) rotates forwards, the fan (4) drives air to flow from the heat storage device (3) to the outdoor heat exchanger (2); when the fan (4) is reversed, the fan (4) drives air to flow from the outdoor heat exchanger (2) to the heat storage device (3);
the second temperature sensor (7) is provided inside the thermal storage device (3), and the second temperature sensor (7) is adapted to detect a thermal storage temperature of the thermal storage device (3).
14. The air conditioner according to claim 13, further comprising: the device comprises an air supply pipe (5), a first temperature sensor (6), a stop valve (8) and a filter (9);
the air supply pipe (5) is arranged on the fan (4), one end of the air supply pipe (5) extends into the heat storage device (3), and the other end of the air supply pipe (5) is positioned at the outdoor heat exchanger (2);
the first temperature sensor (6) is arranged on the blast pipe (5), and the first temperature sensor (6) is used for detecting the air outlet temperature of the blast pipe (5);
stop valve (8) set up in on blast pipe (5), filter (9) set up in heat accumulation device (3) and external environment's intercommunication department and the air-out end of blast pipe (5), filter (9) are used for preventing that outside foreign matter from getting into heat accumulation device (3).
CN201911017345.7A 2019-10-24 2019-10-24 Air conditioner control method and device and air conditioner Pending CN110671780A (en)

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Application publication date: 20200110