WO2019080730A1 - Climatiseur et procédé de commande associé - Google Patents
Climatiseur et procédé de commande associéInfo
- Publication number
- WO2019080730A1 WO2019080730A1 PCT/CN2018/110093 CN2018110093W WO2019080730A1 WO 2019080730 A1 WO2019080730 A1 WO 2019080730A1 CN 2018110093 W CN2018110093 W CN 2018110093W WO 2019080730 A1 WO2019080730 A1 WO 2019080730A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- temperature
- section
- indoor unit
- flow fan
- heat exchanger
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
Definitions
- the invention relates to the field of air conditioners, and in particular to an air conditioner and a control method thereof.
- the refrigerant passes through the compressor, the condenser and the evaporator in sequence.
- the evaporator is in a low temperature state for a long time, so it is easy to cause condensed water to frost or even freeze on the surface of the evaporator. If the measures are not taken in time, the frost or ice will become thicker and thicker, which will result in no cooling capacity of the air conditioner, seriously affecting the use of the air conditioner and the user experience, and will also affect the operational reliability of the compressor unit. Therefore, how to make reasonable and timely anti-freeze protection for air conditioners is the main subject of research in the field of air conditioning.
- the present invention has been made in order to provide an air conditioner and a control method thereof that overcome the above problems or at least partially solve the above problems.
- a further object of the invention is to prevent frosting of the indoor unit heat exchanger.
- Another further object of the invention is to improve the operational reliability of the air conditioner.
- the present invention provides a method for controlling an air conditioner, wherein an indoor unit of the air conditioner includes a first section and a second section which are laterally divided along the indoor unit, and the first cross flow fan and the second cross flow fan respectively Provided inside the first section and the second section, the indoor unit heat exchanger extends along a lateral direction of the indoor unit, and includes a first section located in the first section and a second section located in the second section, and further in the first section
- the invention provides a temperature detecting device for detecting the temperature of the first section of the indoor heat exchanger, and the control method comprises: acquiring the opening and closing state of the two cross-flow fans in the process of air conditioning and cooling; and continuously detecting the indoor machine by using the temperature detecting device The temperature of the first section of the heat exchanger; determining the operating mode of the compressor of the air conditioner according to the opening and closing state of the cross flow fan and the temperature of the first section of the indoor unit heat exchanger.
- the step of determining an operation mode of the compressor of the air conditioner according to the opening and closing state of the cross flow fan and the temperature of the first section of the indoor unit heat exchanger includes: determining whether the first cross flow fan is in an open state, and second The cross flow fan is in a closed state; if yes, determining whether the temperature of the first section of the indoor heat exchanger is lower than or equal to the first preset temperature; if so, controlling the compressor to stop; if not, detecting the speed of the first cross flow fan Determining an operating mode of the air conditioner compressor according to the temperature of the first section of the indoor unit heat exchanger and the rotation speed of the first cross flow fan; if not, determining whether the temperature of the first section of the indoor unit heat exchanger is lower than or equal to a second preset temperature; if so, controlling the compressor to stop; wherein the first preset temperature is greater than the second preset temperature.
- the step of determining an operation mode of the compressor of the air conditioner according to the temperature of the first section of the indoor unit heat exchanger and the rotation speed of the first cross flow fan comprises: determining whether the temperature of the first section of the indoor unit heat exchanger is low At a third preset temperature; if yes, determining whether the rotational speed of the first cross-flow fan is greater than a preset rotational speed; if so, controlling the compressor to perform a frequency reduction according to a preset speed; if not, maintaining the operating frequency of the compressor unchanged; The three preset temperatures are greater than the first preset temperature.
- the method further comprises: controlling the first cross flow fan and/or the second cross flow fan to operate at a speed lower than a preset speed.
- the method further comprises: controlling the compressor to restart when detecting that the temperature of the first section of the indoor unit heat exchanger is higher than the first preset temperature or the second preset temperature .
- an air conditioner includes: an indoor unit, wherein the indoor unit includes a first section and a second section divided along a lateral direction of the indoor unit, and the indoor unit includes: a first cross flow fan, The second cross-flow fan is disposed inside the second interval; the indoor heat exchanger is disposed inside the indoor unit and extends along a lateral direction of the indoor unit, and includes a first area located in the first interval a segment and a second segment located in the second interval; a temperature detecting device disposed inside the first interval for detecting a temperature of the first section of the indoor unit heat exchanger; a compressor configured to compress the refrigerant to cool; the state acquiring device And configured to obtain an open/close state of the two cross-flow fans; the control device is electrically connected to the temperature detecting device and the state acquiring device, and configured to be in accordance with an open/close state of the cross-flow fan and a temperature of the first section of the indoor heat exchanger Determine the operating mode of the compressor.
- the air conditioner further includes: a rotation speed detecting device configured to detect a rotation speed of the first cross flow fan; wherein the control device is further configured to: when the first cross flow fan is in an open state and the second cross flow fan is in a closed state, And controlling the compressor to stop when the temperature of the first section of the indoor unit heat exchanger is lower than or equal to the first preset temperature; the first cross flow fan is in an open state, the second cross flow fan is in a closed state, and When the temperature of the first section of the indoor unit heat exchanger is higher than the first preset temperature, the operation mode of the compressor of the air conditioner is determined according to the temperature of the indoor unit heat exchanger and the rotation speed of the first cross-flow fan; The compressor is stopped when the flow fan is always in the off state or the second cross flow fan is in the open state, and the temperature of the first section of the indoor heat exchanger is lower than or equal to the second preset temperature.
- a rotation speed detecting device configured to detect a rotation speed of the first cross flow fan
- the control device is
- control device is further configured to: when the temperature of the first section of the indoor unit heat exchanger is lower than the third preset temperature and the rotation speed of the first cross flow fan is greater than the preset speed, control the compressor according to the pre Setting the speed to reduce the frequency; if the temperature of the first section of the indoor heat exchanger is lower than the third preset temperature and the speed of the first cross-flow fan is less than or equal to the preset speed, the operating frequency of the compressor is not maintained. Changing; wherein the third preset temperature is greater than the first preset temperature.
- control device is further configured to control the first cross flow fan and/or the second cross flow fan to operate at a speed lower than a preset speed after controlling the compressor to stop.
- control device is further configured to: after the compressor is stopped, control the compressor to restart when the temperature of the first section of the indoor unit heat exchanger is higher than the first preset temperature or the second preset temperature.
- the invention provides a method for controlling an air conditioner, which is suitable for an air conditioner having two cross-flow fans and for preventing frost on the surface of the heat exchanger of the indoor unit. Since the opening and closing states of the two cross-flow fans of the air conditioner may be different, the temperatures of the first section and the second section of the indoor unit heat exchanger may have a certain difference.
- the air conditioning control method of the present invention first determines whether there is a temperature difference between the two heat exchanger sections according to the opening and closing states of the two cross flow fans, and then determines whether the air conditioner enters the antifreeze protection mode according to whether there is a temperature difference (ie, the compressor is stopped). The temperature threshold at that time.
- the method of the invention makes the temperature starting point of the air conditioner entering the antifreeze protection mode more reasonable, and can prevent frost on the surface of the second section of the indoor heat exchanger in time and effectively.
- the temperature difference between the first section and the second section of the indoor unit heat exchanger is related to the wind speed of the first cross flow fan.
- the first constant flow fan is operated at a high wind speed
- the heat exchange efficiency of the first section of the indoor heat exchanger is high, and the temperature difference between the first section and the second section may be large.
- the second section of the heat exchanger at this time The temperature may be close to the anti-freeze protection temperature.
- the control device controls the compressor to perform frequency reduction according to a preset speed to gradually reduce the cooling capacity of the air conditioner, and can prevent the temperature of the second section of the indoor unit heat exchanger from continuing to fall below the anti-freezing protection temperature.
- the operating frequency of the compressor is adjusted to ensure that the air conditioner can continue to work and cool without forced compression.
- the machine is shut down, improving the reliability of air conditioning operation and improving the user experience.
- FIG. 1 is a schematic view of an air conditioner according to an embodiment of the present invention.
- FIG. 2 is an exploded perspective view of an air conditioner according to an embodiment of the present invention.
- Figure 3a is a schematic block diagram of an air conditioner in accordance with one embodiment of the present invention.
- Figure 3b is a schematic block diagram of an interior portion of an air conditioner in accordance with one embodiment of the present invention.
- FIG. 4 is a schematic diagram of a method of controlling an air conditioner according to an embodiment of the present invention.
- FIG. 5 is a flow chart of a method of controlling an air conditioner according to an embodiment of the present invention.
- This embodiment first provides an air conditioner 1, comprising: a refrigeration/heating cycle system composed of a compressor 100, an indoor unit heat exchanger 300, and an outdoor unit heat exchanger 200.
- a refrigeration/heating cycle system composed of a compressor 100, an indoor unit heat exchanger 300, and an outdoor unit heat exchanger 200.
- the refrigerant sequentially passes through the compressor 100, the outdoor unit heat exchanger 200, and the indoor unit heat exchanger 200.
- the indoor unit heat exchanger 300 is in a low temperature state for a long time, and thus is prone to frost formation.
- the indoor unit includes a housing, a first cross flow fan 310, a second cross flow fan 320, two air outlets 330, an indoor unit heat exchanger 300, and a temperature detecting device 410.
- the indoor unit 10 internally includes a first section 10a and a second section 10b which are laterally divided along the indoor unit.
- the first flow fan 310 is disposed inside the first section 10a; the second cross flow fan 320 is disposed inside the second section 10b, that is, the two cross flow fans are respectively disposed on the left and right sides of the indoor unit,
- the first section may represent a left space inside the indoor unit or a right space.
- Two air outlets 330 are disposed at the front bottom of the indoor unit casing, and the two air outlets 330 respectively correspond to the first cross flow fan 310 and the second cross flow fan 320 in the lateral direction of the indoor unit to allow the first cross flow fan
- the 310 and the second cross flow fan 320 are respectively blown by the respective corresponding air outlets 330.
- the two cross-flow fans are equal in size and type, and the two cross-flow fans are coaxially disposed.
- the two cross-flow fans can be simultaneously turned on to supply air to the entire indoor space area, or one of them can be separately turned on, so that the air-conditioning indoor unit can only supply air to the left or right area of the room.
- the indoor unit heat exchanger 300 is disposed inside the indoor unit and extends in the lateral direction of the indoor unit.
- the top of the indoor casing is further provided with an air inlet 340 extending laterally along the indoor unit, and the indoor unit heat exchanger 300 is disposed in a region between the two cross-flow fans and the air inlet 340.
- the indoor unit heat exchanger 300 extends over the entire lateral extent of the indoor unit, and the indoor unit heat exchanger 300 includes a first section 300a located within the first section 10a and a second section 300b located within the second section 10b.
- the temperature detecting device 410 is disposed on the surface of the first section of the indoor unit heat exchanger 300 for detecting the temperature of the indoor unit heat exchanger 300.
- the temperature detecting device 410 is disposed at a position near the lateral end of the casing in the first section, which is closer to the air-conditioning computer board, and is convenient for circuit connection. Therefore, the data detected by the temperature detecting means 410 is the temperature value of the first section of the indoor unit heat exchanger.
- the air conditioner further includes a state acquiring device 420 and a control device 500.
- the state acquisition device 420 is configured to acquire an open/close state of the two cross flow fans.
- the control device 500 is electrically connected to the temperature detecting device 410 and the state acquiring device 420, and is configured to determine the operating mode of the compressor 100 in accordance with the opening and closing state of the cross flow fan and the temperature of the indoor unit heat exchanger 300.
- the state acquiring device 420 is connected to the motors of the two cross-flow fans, and determines the operating states of the two cross-flow fans by detecting the energization states of the two motors.
- the above control device 500 can be a computer board of an air conditioner.
- the opening and closing state of the cross flow fan affects the temperature of the indoor unit heat exchanger 300.
- the heat exchange section corresponding to the cross-flow fan has high heat exchange efficiency with ambient air, and the temperature of the heat exchanger section is higher when the air conditioner is cooled.
- the heat exchange section of the cross-flow fan has a lower heat exchange efficiency with ambient air, and the temperature of the heat exchanger section is lower when the air conditioner is cooled.
- the air conditioning control device 500 of the present embodiment first determines whether there is a temperature difference between the two heat exchanger sections according to the open/close states of the two cross flow fans, and then determines the operation mode of the compressor 100 based on the temperature of the first section.
- the air conditioner further includes a rotation speed detecting device 430.
- the rotation speed detecting device 430 is electrically connected to the first cross flow fan 310 and configured to detect the rotation speed of the first cross flow fan 310.
- the cross flow fan has two wind speed gears, a high wind speed gear and a low wind speed gear. When the cross-flow fan is running at a high speed, its speed is higher than the preset speed; when the cross-flow fan is running at a low speed, the speed is lower than the preset speed.
- the control device 500 is further configured to be in a state in which the first cross flow fan 310 is in an open state, the second cross flow fan 320 is in a closed state, and the temperature of the first section of the indoor unit heat exchanger is lower than or equal to a first preset temperature. Controlling the compressor 100 to stop; when the first cross flow fan 310 is in an open state, the second cross flow fan 320 is in a closed state, and the temperature of the first section of the indoor heat exchanger is higher than the first preset temperature Next, the operation mode of the compressor 100 of the air conditioner is determined according to the temperature of the indoor unit heat exchanger 300 and the rotation speed of the first cross flow fan 310.
- the control device 500 is further configured to control when the first cross flow fan 310 is in the off state or the second cross flow fan 320 is in the on state, and the temperature of the indoor unit heat exchanger 300 is lower than or equal to the second preset temperature.
- the compressor 100 is shut down.
- the first preset temperature may be 2 ° C
- the second preset temperature may be 0 ° C.
- the general anti-freeze protection temperature (generally 0 ° C) is preset in the air-conditioning computer board.
- the compressor 100 can be controlled to stop, and the cooling is suspended to prevent the indoor heat exchanger. 300 frosting.
- the air conditioner sets different compressor 100 shutdown thresholds according to the opening and closing conditions of the two cross flow fans.
- the temperature of the first section of the indoor unit heat exchanger 300 is higher than the second section, that is, the heat exchanger
- the temperature of the second section is lower than the temperature value detected by the temperature detecting means 410.
- Setting a higher compressor 100 shutdown threshold (i.e., the first predetermined temperature value) in the above case can prevent the temperature of the second section of the heat exchanger from dropping below 0 °C.
- the control device 500 is further configured to control the compressor 100 according to the preset if the temperature of the first section of the indoor unit heat exchanger is lower than the third preset temperature and the rotation speed of the first cross flow fan 310 is greater than the preset speed. Speed is down-converted; maintaining the operating frequency of the compressor 100 if the temperature of the first section of the indoor unit heat exchanger is lower than the third preset temperature and the speed of the first cross-flow fan 310 is less than or equal to the preset speed constant.
- the third preset temperature is greater than the first preset temperature. In this embodiment, the third preset temperature may be set to 5 °C.
- the temperature difference between the first section and the second section of the indoor unit heat exchanger 300 is related to the wind speed of the first cross flow fan 310.
- the control device 500 controls the compressor 100 to down-convert according to a preset speed to gradually reduce the cooling capacity of the air conditioner, and prevent the temperature of the second section of the indoor unit heat exchanger from continuing to fall below the anti-freeze protection temperature.
- the temperature distance of the second section is prevented There is still a certain difference in the freezing protection temperature. At this time, it is only necessary to control the compressor 100 to keep the current operating frequency unchanged, and stop the frequency of the compressor 100 to continue to rise to prevent the temperature of the second section of the indoor unit heat exchanger from continuing to drop.
- the control device 500 is further configured to control the first cross flow fan 310 and/or the second cross flow fan 320 to operate at a rotational speed lower than a preset rotational speed after controlling the compressor 100 to stop. After the air conditioning is shut down and the cooling is stopped, the cross-flow fan can keep running at a low wind speed to save energy.
- the control device 500 is further configured to control the compressor 100 to restart and resume cooling when the temperature of the indoor unit heat exchanger 300 is higher than the first preset temperature or the second preset temperature after controlling the compressor 100 to stop.
- This embodiment also provides a method for controlling an air conditioner.
- 4 is a schematic diagram of a method of controlling an air conditioner according to an embodiment of the present invention.
- the control method generally includes:
- step S402 during the air conditioning and cooling process, the opening and closing states of the two cross flow fans are obtained.
- the opening and closing state of the cross flow fan affects the temperature of the indoor unit heat exchanger 300.
- the heat exchange section corresponding to the cross-flow fan has high heat exchange efficiency with ambient air, and the temperature of the heat exchanger section is higher when the air conditioner is cooled.
- the heat exchange section of the cross-flow fan has a lower heat exchange efficiency with ambient air, and the temperature of the heat exchanger section is lower when the air conditioner is cooled.
- step S404 the temperature of the first section of the indoor unit heat exchanger is continuously detected by the temperature detecting means 410. Since the temperature detecting means 410 is disposed in the first section, the temperature detecting means 410 detects the temperature value of the first section of the indoor unit heat exchanger 300.
- step S406 the operation mode of the compressor 100 of the air conditioner is determined according to the opening and closing state of the cross flow fan and the temperature of the indoor unit heat exchanger 300.
- the air conditioning control method of the present embodiment first determines whether there is a temperature difference between the two heat exchanger sections according to the opening and closing states of the two cross flow fans, and then determines the operation mode of the compressor 100 according to the temperature of the first section.
- the above-described operation mode of the compressor 100 may include: the compressor 100 is normally operated, the compressor 100 is stopped (ie, the air conditioner enters the anti-freeze protection mode), the compressor 100 frequency remains unchanged, and the compressor 100 is down-converted and the like.
- FIG. 5 is a flow chart of a method of controlling an air conditioner according to an embodiment of the present invention.
- the method is applicable to an air conditioner having a double cross flow fan for preventing frosting of a heat exchanger of an air conditioner indoor unit.
- the control method performs the following steps in sequence:
- step S502 during the air conditioning and cooling process, the opening and closing states of the two cross flow fans are acquired.
- step S504 the temperature of the indoor unit heat exchanger 300 is continuously detected by the temperature detecting means 410.
- Step S506 determining whether the first cross-flow fan 310 is in an open state, and the second cross-flow fan 320 is in a closed state, that is, detecting whether only the first cross-flow fan 310 is turned on.
- the heat exchange efficiency of the first section of the indoor unit heat exchanger 300 is higher than that of the second section, and therefore, the temperature of the first section is higher than that of the second section.
- Step S508 if the result of the determination in step S506 is YES, it is determined whether the temperature of the indoor unit heat exchanger 300 is lower than or equal to the first preset temperature.
- the temperature of the first section of the indoor unit heat exchanger is higher than the second section, and if the data detected by the temperature detecting means 410 located in the first section is higher than the defense Freezing the protection temperature to determine whether the air conditioner enters the antifreeze protection mode may cause the antifreeze protection of the second section to be untimely. In other words, when the temperature of the first section may not reach the anti-freeze protection temperature range, the surface of the second section is already lower than the anti-freezing protection temperature or even frosted.
- the anti-freezing protection temperature is 0 ° C.
- the first preset temperature is set to 2 ° C, that is, slightly higher than the anti-freezing protection temperature, and the second zone of the indoor heat exchanger can be prevented. The temperature of the segment appears below the anti-freeze protection temperature.
- Step S510 if the result of the determination in step S506 is NO, it is determined whether the temperature of the first section of the indoor unit heat exchanger is lower than or equal to the second preset temperature.
- the second preset temperature is set to an anti-freeze protection temperature, that is, 0 °C.
- step S512 if the result of the determination in step S508 is YES, the compressor 100 is controlled to stop, and the air conditioner stops cooling and enters the antifreeze protection mode.
- the temperature detecting device 410 detects that the temperature of the first section of the indoor unit heat exchanger is lower than the first preset temperature, that is, controls the air conditioner to enter the antifreeze protection mode. In order to prevent the protection of the second section of the indoor unit heat exchanger from being timely. If the result of the determination in the step S510 is YES, the compressor 100 is controlled to stop, the air conditioner stops cooling and enters the antifreeze protection mode.
- the temperature detecting device 410 detects that the temperature of the first section of the indoor unit heat exchanger 300 is lower than the second preset temperature (ie, anti-freeze When the temperature is protected, the air conditioner is controlled to enter the antifreeze protection mode.
- the first preset temperature is higher than the second preset temperature.
- step S514 if the result of the determination in step S508 is negative, the rotation speed of the first cross flow fan 310 is detected.
- the subsequent steps will determine the operating mode of the compressor 100 of the air conditioner based on the temperature of the indoor unit heat exchanger 300 and the rotational speed of the first cross-flow fan 310.
- step S5166 if the result of the determination in step S510 is NO, the compressor 100 is controlled to operate normally.
- the frequency of the compressor 100 of the inverter air conditioner is adjustable. Specifically, the frequency of the compressor 100 can be automatically adjusted according to the indoor ambient temperature and the outdoor ambient temperature, so that the air conditioner achieves an optimal cooling effect.
- the above-mentioned control of the normal operation of the compressor 100 means controlling the upsampling or down-conversion of the compressor 100 according to the indoor ambient temperature and the outdoor ambient temperature.
- Step S518, determining whether the temperature of the first section of the indoor unit heat exchanger is lower than the third preset temperature.
- the third preset temperature is higher than the first preset temperature.
- the third preset temperature may be set to 5 °C.
- step S520 if the result of the determination in step S518 is YES, it is determined whether the rotational speed of the first cross-flow fan 310 is greater than a preset rotational speed.
- the cross flow fan has two wind speed gears, a high wind speed gear and a low wind speed gear. When the cross-flow fan is running at a high speed, its speed is higher than the preset speed; when the cross-flow fan is running at a low speed, the speed is lower than the preset speed.
- step S518 If the result of the determination in step S518 is NO, the compressor 100 is controlled to operate normally, that is, the compressor 100 is controlled to up or down according to the indoor ambient temperature and the outdoor ambient temperature to achieve an optimal cooling effect.
- Step S522 if the result of the determination in step S520 is YES, the control compressor 100 performs down-conversion according to the preset speed.
- the preset speed is set to 1 Hz/10S.
- the first cross flow fan 310 is operated at a high speed, the heat exchange efficiency of the first section of the indoor unit heat exchanger 300 is high, and the temperature difference between the first section and the second section may be large.
- the control compressor 100 is down-converted according to the preset speed to gradually reduce the cooling capacity of the air conditioner, and prevent the temperature of the second section of the indoor unit heat exchanger 300 from continuing to fall below the anti-freezing protection temperature.
- step S524 if the result of the determination in step S520 is NO, the operating frequency of the compressor 100 is kept unchanged.
- the first cross flow fan 310 is operated at a low speed, the heat exchange efficiency of the first section of the indoor unit heat exchanger 300 is low, and the temperature difference between the first section and the second section is not too large.
- the first cross flow fan 310 is operated at a low wind speed, There is still a certain difference between the temperature of the two sections and the anti-freezing protection temperature. At this time, it is only necessary to control the compressor 100 to maintain the current operating frequency to prevent the temperature of the second section of the indoor unit heat exchanger 300 from continuing to drop.
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Abstract
La présente invention concerne un procédé de commande pour un climatiseur (1), une unité intérieure du climatiseur (1) comprenant une première section (10a) et une deuxième section (10b) divisée dans une direction transversale de l'unité intérieure ; un premier ventilateur à flux transversal (310) et un deuxième ventilateur à flux transversal (320) sont respectivement disposés à l'intérieur de la première section (10a) et de la deuxième section (10b) ; un échangeur de chaleur d'unité intérieure (300) s'étend dans la direction transversale de l'unité intérieure, et comprend un premier segment (300a) situé dans la première section (10a) et un deuxième segment (300b) situé dans la deuxième section (10b) ; la première section (10a) est en outre pourvue d'un dispositif de détection de température (410) qui est utilisé pour détecter la température du premier segment (300a) de l'échangeur de chaleur d'unité intérieure (300). Le procédé de commande comprend : l'acquisition d'états d'ouverture/fermeture des deux ventilateurs à flux transversal pendant le processus de refroidissement du climatiseur (1) ; la détection en continu de la température du premier segment (300a) de l'échangeur de chaleur d'unité intérieure (300) au moyen du dispositif de détection de température (410) ; et la détermination d'un mode de fonctionnement d'un compresseur (100) du climatiseur (1) en fonction des états d'ouverture/fermeture des ventilateurs à flux transversal et de la température du premier segment (300a) de l'échangeur de chaleur d'unité intérieure (300). L'invention concerne en outre un climatiseur (1) auquel le procédé de commande ci-dessus est appliqué.
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CN108050585B (zh) * | 2017-10-25 | 2019-12-31 | 青岛海尔空调器有限总公司 | 空调及其控制方法 |
CN109186043B (zh) * | 2018-07-19 | 2020-11-27 | 青岛海尔空调器有限总公司 | 壁挂式空调及其控制方法 |
CN114312236B (zh) * | 2021-12-29 | 2024-02-09 | 上海瑾盛通信科技有限公司 | 晕动症缓解方法及相关产品 |
CN114423237A (zh) * | 2022-01-19 | 2022-04-29 | 华为数字能源技术有限公司 | 间接蒸发冷却机组、数据中心及防冻控制方法 |
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