Abstract: A phase-change heat dissipater and a power module are provided according to the present application. The phase-change heat dissipater includes least two evaporators, at least one condenser and at least two sets of heat transfer pipelines, the at least two evaporators and at least one condenser form at least two circulating heat dissipation circuits through the at least two sets of heat transfer pipelines, and a phase-change medium is filled in the at least two circulating heat dissipation circuits; and the at least two evaporators are arranged sequentially along a vertical direction. The technical solution of the present application can improve the temperature difference of the at least two evaporators and maintain the temperature uniformity of the at least two evaporators.

Abstract: A phase-change heat exchanger and a heat exchange core thereof are provided according to the present application, which include an evaporator and a condenser which is in communication with the evaporator and is located above the evaporator, and at least one of the evaporator and the condenser is inclined in the housing. In the actual use, since at least one of the evaporator and the condenser is inclined in the housing, a space in a thickness direction of an inner cavity of a housing of the phase-change heat exchanger can be fully utilized, a span in a connection direction between the evaporator and the condenser can be reduced, and thus an overall volume of the phase-change heat exchanger can be reduced.

Abstract: An inverter is provided according to the present disclosure. The inverter is configured with a first direction and a second direction, the first direction and the second direction are vertical to each other, and a length of the inverter in the first direction is greater than a length of the inverter in the second direction; the inverter comprises a direct current device and an inversion alternating current device, and the direct current device and the inversion alternating current device are arranged along the first direction and electrically connected; wherein the direct current device and the inversion alternating current device are arranged alternately; or the inversion alternating current device is arranged collectively and the direct current device is arranged on an outside of the alternating current device.

Abstract: A temperature-sensing bulb support for an air-conditioner indoor unit, and an air-conditioner indoor unit are disclosed. The temperature-sensing bulb support includes: a support body. The support body is adapted to be fixed to a housing of the air-conditioner indoor unit. The support body defines a filter mesh positioning groove configured to accommodate an end frame bar of a filter mesh, and the support body further defines a temperature-sensing bulb accommodating groove configured to accommodate a temperature-sensing bulb. The temperature-sensing bulb accommodating groove is isolated from the filter mesh positioning groove by a partition wall, and the temperature-sensing bulb accommodating groove is located outside the filter mesh positioning groove.

Abstract: A new fan and an anti-cold air control method and apparatus therefor, the method comprising the following steps: during the process of a new fan switching from a heating mode to a cooling mode, acquiring in real time the set temperature and air supply temperature of the new fan and the middle-portion temperature of the indoor heat exchanger of the new fan (S1); acquiring the current output wind speed and the set wind speed of the new fan (S2); and adjusting the output wind speed of the new fan on the basis of the set temperature, the air supply temperature, the middle-portion temperature of the indoor heat exchanger, the current output wind speed, and the set wind speed (S3).

Abstract: The present disclosure provides a method for controlling a fresh air machine. The method for controlling the fresh air machine of an air-conditioner includes: determining whether a fault occurs in a return air temperature sensor of the fresh air machine when the fresh air machine operates normally; closing an internal valve corresponding to the fresh air machine and keeping a fan motor operating, when the fault occurs in the return air temperature sensor; determining whether a fault occurs in an delivery air temperature sensor of the fresh air machine; when the fault does not occur in the delivery air temperature sensor of the fresh air machine, obtaining an delivery air temperature of the fresh air machine and controlling the fresh air machine to operate again by using the obtained delivery air temperature as a new return air temperature. The present disclosure also provides a fresh air machine.

Abstract: A method for controlling an air conditioner, wherein an indoor environment temperature is detected by an indoor temperature sensor, and the control method comprises the following steps: during the operation of an air conditioner, if it is determined that an indoor temperature sensor has a fault, controlling the air conditioner such that same sends indoor temperature sensor failure alarm information, and determining whether an indoor machine of the air conditioner is connected to a control terminal (S1); if the indoor machine is connected to only one control terminal, acquiring a current indoor environment temperature by the control terminal (S2); and using the current indoor environment temperature acquired by the control terminal as a control parameter to control the air conditioner so as to keep the air conditioner operating continuously (S3).

Abstract: A control apparatus for a fresh air blower, the apparatus comprising an air blower module and an air blower module radiator arranged corresponding to the air blower module. Further disclosed is a control method for a fresh air blower, the method comprising the following steps: (S1) acquiring a current operation mode of a fresh air blower and determining whether the current operation mode is a refrigeration mode or an air supply mode; (S2) if the current operation mode is the refrigeration mode or the air supply mode, further determining whether there is condensation in an air blower module radiator; and (S3) if there is condensation in the air blower module radiator, adjusting an air gear of the fresh air blower or a target superheating degree of the fresh air blower according to the current operation mode so as to eliminate the condensation on the air blower module radiator.

Abstract: A temperature-sensing bulb support for an air-conditioner indoor unit, and an air-conditioner indoor unit are disclosed. The temperature-sensing bulb support includes: a support body. The support body is adapted to be fixed to a housing of the air-conditioner indoor unit. The support body defines a filter mesh positioning groove configured to accommodate an end frame bar of a filter mesh, and the support body further defines a temperature-sensing bulb accommodating groove configured to accommodate a temperature-sensing bulb. The temperature-sensing bulb accommodating groove is isolated from the filter mesh positioning groove by a partition wall, and the temperature-sensing bulb accommodating groove is located outside the filter mesh positioning groove.

Abstract: A new fan and an anti-cold air control method and apparatus therefor, the method comprising the following steps: during the process of a new fan switching from a heating mode to a cooling mode, acquiring in real time the set temperature and air supply temperature of the new fan and the middle-portion temperature of the indoor heat exchanger of the new fan (S1); acquiring the current output wind speed and the set wind speed of the new fan (S2); and adjusting the output wind speed of the new fan on the basis of the set temperature, the air supply temperature, the middle-portion temperature of the indoor heat exchanger, the current output wind speed, and the set wind speed (S3).

Abstract: A method and device for defrosting an air conditioner. The method comprises the following steps: detecting a refrigerant pressure of a heat exchange; obtaining, according to the detected refrigerant pressure of the heat exchange, a corresponding saturation temperature; obtaining an ambient dew point temperature; and when the corresponding saturation temperature is less than 0° C. and less than the ambient dew point temperature, controlling the air conditioner to enter a defrost mode. The method can ensure timely defrosting when frost is formed, prevent defrosting when no frost is formed, extending a service life of an air conditioner.

Abstract: The present disclosure provides a method for controlling a fresh air machine. The method for controlling the fresh air machine of an air-conditioner includes: determining whether a fault occurs in a return air temperature sensor of the fresh air machine when the fresh air machine operates normally; closing an internal valve corresponding to the fresh air machine and keeping a fan motor operating, when the fault occurs in the return air temperature sensor; determining whether a fault occurs in an delivery air temperature sensor of the fresh air machine; when the fault does not occur in the delivery air temperature sensor of the fresh air machine, obtaining an delivery air temperature of the fresh air machine and controlling the fresh air machine to operate again by using the obtained delivery air temperature as a new return air temperature. The present disclosure also provides a fresh air machine.