Method and device for controlling integrated air conditioner, intergrated air conditioner, medium and product

Abstract

A method for controlling an integrated air conditioner is provided, the integrated air conditioner includes a compressor, an evaporator and a first damper corresponding to the evaporator, and the method includes: in a case where the integrated air conditioner is in operation in a heating mode, obtaining a piping temperature of the evaporator and/or a duration for which the compressor is in operation in the heating mode; and in a case where the duration for which the compressor is in operation in the heating mode reaches a first preset duration, and/or the piping temperature of the evaporator is greater than a first preset temperature, increasing an opening of the first damper from a third target opening to a first target opening.

What is claimed is: 
     
         1 . A method for controlling an integrated air conditioner, wherein the integrated air conditioner comprises a compressor, an evaporator, and a first damper corresponding to the evaporator, and wherein the method comprises:
 in a case where the integrated air conditioner is in operation in a heating mode, obtaining at least one of a piping temperature of the evaporator or a duration for which the compressor is in operation in the heating mode; and   in a case where at least one of the following conditions is met, increasing an opening of the first damper from a third target opening to a first target opening: the duration for which the compressor is in operation in the heating mode reaching a first preset duration, or the piping temperature of the evaporator being greater than a first preset temperature.   
     
     
         2 . The method according to  claim 1 , wherein the method further comprises:
 in a case where the opening of the first damper increases to the first target opening, counting a duration of the opening of the first damper at the first target opening; and   increasing the opening of the first damper from the first target opening to a second target opening according to at least one of the duration of the opening of the first damper at the first target opening or the piping temperature of the evaporator.   
     
     
         3 . The method according to  claim 2 , wherein increasing the opening of the first damper from the first target opening to the second target opening according to the at least one of the duration of the opening of the first damper at the first target opening or the piping temperature of the evaporator comprises:
 in a case where a preset condition is met, increasing the opening of the first damper from the first target opening to the second target opening;   wherein the preset condition comprises at least one of: the piping temperature of the evaporator being greater than a second preset temperature and the duration of the opening of the first damper at the first target opening reaching a second preset duration, the piping temperature of the evaporator being greater than a third preset temperature, or the duration of the opening of the first damper at the first target opening reaching a third preset duration greater than the second preset duration.   
     
     
         4 . The method according to  claim 1 , wherein the integrated air conditioner further comprises a condenser and a second damper corresponding to the condenser, and the method further comprises:
 in a case where the integrated air conditioner is in operation in the heating mode, controlling an opening of the second damper to maintain at a second target opening.   
     
     
         5 . The method according to  claim 2 , wherein the integrated air conditioner further comprises a fan blade motor, and the method further comprises:
 in a case where the integrated air conditioner is in operation in the heating mode, controlling the fan blade motor to operate at a first speed, and in a case where the opening of the first damper increases to the second target opening, increasing a speed of the fan blade motor.   
     
     
         6 . The method according to  claim 1 , wherein the method further comprises:
 determining whether the integrated air conditioner meets a preset defrosting condition; and   in response to determining that the integrated air conditioner meets the preset defrosting condition, switching an operation mode of the integrated air conditioner to a cooling mode, wherein the integrated air conditioner is capable of defrosting a condenser in a case of operating in the cooling mode.   
     
     
         7 . The method according to  claim 6 , wherein the integrated air conditioner further comprises the condenser and a second damper corresponding to the condenser, and the method further comprises at least one of:
 in a case where the integrated air conditioner is in operation in the cooling mode, controlling the compressor to operate at a preset defrosting frequency;   in a case where the integrated air conditioner is in operation in the cooling mode, controlling the opening of the first damper to maintain at the third target opening; or   in a case where the integrated air conditioner is in operation in the cooling mode, controlling an opening of the second damper to maintain at a second target opening greater than the third target opening.   
     
     
         8 . The method according to  claim 6 , wherein the integrated air conditioner further comprises a four-way valve, and in response to determining that the integrated air conditioner meets the preset defrosting condition, switching the operation mode of the integrated air conditioner to the cooling mode comprises:
 in response to determining that the integrated air conditioner meets the preset defrosting condition, controlling the compressor to stop operating and controlling the four-way valve to be powered off; and   in a case where a duration for which the compressor stops operating reaches a fourth preset duration and the four-way valve is in a powered-off state, controlling the compressor to operate to switch the operation mode of the integrated air conditioner to the cooling mode.   
     
     
         9 . The method according to  claim 8 , wherein in response to determining that the integrated air conditioner meets the preset defrosting condition, controlling the four-way valve to be powered off comprises:
 in response to determining that the integrated air conditioner meets the preset defrosting condition, controlling the four-way valve to be powered off after a fifth preset duration, wherein the fifth preset duration is less than the fourth preset duration.   
     
     
         10 . The method according to  claim 7 , wherein the integrated air conditioner further comprises an expansion valve, and in response to determining that the integrated air conditioner meets the preset defrosting condition, switching the operation mode of the integrated air conditioner to the cooling mode further comprises:
 in response to determining that the integrated air conditioner meets the preset defrosting condition, controlling the expansion valve to operate with a preset maximum valve opening; and   the method further comprises:   in a case where the integrated air conditioner is in operation in the cooling mode, controlling the expansion valve to operate with a first preset valve opening smaller than the maximum valve opening.   
     
     
         11 . The method according to  claim 8 , wherein the method further comprises:
 in a case where at least one of the following conditions is met, adjusting the opening of the first damper from a second target opening to the third target opening: a difference between the piping temperature of the evaporator and an ambient temperature of the integrated air conditioner being within a preset range, or a duration for which the integrated air conditioner is in operation in the cooling mode reaching a sixth preset duration.   
     
     
         12 . The method according to  claim 6 , wherein the method further comprises:
 in response to the integrated air conditioner meeting a preset defrosting termination condition, switching the operation mode of the integrated air conditioner from the cooling mode to the heating mode.   
     
     
         13 . The method according to  claim 12 , wherein the integrated air conditioner further comprises a four-way valve, and in response to the integrated air conditioner meeting the preset defrosting termination condition, switching the operation mode of the integrated air conditioner from the cooling mode to the heating mode comprises:
 in response to the integrated air conditioner meeting the preset defrosting termination condition, controlling the compressor to stop operating and controlling the four-way valve to be powered on; and   in a case where a duration for which the compressor stops operating reaches a seventh preset duration and the four-way valve is in a powered-on state, controlling the compressor to operate to switch the operation mode of the integrated air conditioner from the cooling mode to the heating mode.   
     
     
         14 . The method according to  claim 13 , wherein in response to the integrated air conditioner meeting the preset defrosting termination condition, controlling the four-way valve to be powered on comprises:
 in response to the integrated air conditioner meeting the preset defrosting termination condition, controlling the four-way valve to be powered on after an eighth preset duration, wherein the eighth preset duration is less than the seventh preset duration.   
     
     
         15 . The method according to  claim 12 , wherein the integrated air conditioner further comprises an expansion valve, and in response to the integrated air conditioner meeting the preset defrosting termination condition, switching the operation mode of the integrated air conditioner from the cooling mode to the heating mode further comprises:
 in response to the integrated air conditioner meeting the preset defrosting termination condition, controlling the expansion valve to operate at a preset maximum valve opening; and   the method further comprises:   in a case where the integrated air conditioner is in operation in the heating mode, controlling the expansion valve to operate at a second preset valve opening, wherein the second preset valve opening is less than or equal to the maximum valve opening.   
     
     
         16 . An integrated air conditioner, comprising:
 a compressor, an evaporator and a first damper corresponding to the evaporator;   a processor; and   a memory configured to store executable instructions of the processor;   wherein the processor is configured to execute a computer program in the memory to implement the following operations:   in a case where the integrated air conditioner is in operation in a heating mode, obtaining at least one of a piping temperature of the evaporator or a duration for which the compressor is in operation in the heating mode; and   in a case where at least one of the following conditions is met, increasing an opening of the first damper from a third target opening to a first target opening: the duration for which the compressor is in operation in the heating mode reaching a first preset duration, or the piping temperature of the evaporator being greater than a first preset temperature.   
     
     
         17 . A non-transitory computer-readable storage medium having a computer program stored thereon, which, when executed by a processor, implements
 the following operations:   in a case where the integrated air conditioner is in operation in a heating mode, obtaining at least one of a piping temperature of the evaporator or a duration for which the compressor is in operation in the heating mode; and   in a case where at least one of the following conditions is met, increasing an opening of the first damper from a third target opening to a first target opening: the duration for which the compressor is in operation in the heating mode reaching a first preset duration, or the piping temperature of the evaporator being greater than a first preset temperature.   
     
     
         18 . A computer program product, comprising a computer program which, when executed by a processor, implements steps of the method according to  claim 1 . 
     
     
         19 . The integrated air conditioner according to  claim 16 , wherein the processor is further configured to:
 in a case where the opening of the first damper increases to the first target opening, count a duration of the opening of the first damper at the first target opening; and   increase the opening of the first damper from the first target opening to a second target opening according to at least one of the duration of the opening of the first damper at the first target opening or the piping temperature of the evaporator.   
     
     
         20 . The integrated air conditioner according to  claim 19 , wherein the processor is further configured to:
 in a case where a preset condition is met, increase the opening of the first damper from the first target opening to the second target opening;   wherein the preset condition comprises at least one of: the piping temperature of the evaporator being greater than a second preset temperature and the duration of the opening of the first damper at the first target opening reaching a second preset duration, the piping temperature of the evaporator being greater than a third preset temperature, or the duration of the opening of the first damper at the first target opening reaching a third preset duration greater than the second preset duration.