Fresh air blower and control method and apparatus thereof

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.

1 . A method for controlling a fresh air machine, wherein the fresh air machine comprises a fan module and a fan module radiator arranged corresponding to the fan module, the method comprising:
 obtaining a current operation mode of the fresh air machine;   determining whether the current operation mode is one of a refrigeration mode or a delivery air mode;   determining whether there is condensation on the fan module radiator in response to determining that the current operation mode is the refrigeration mode or the delivery air mode; and   in response to determining that there is the condensation on the fan module radiator, adjusting a wind level of the fresh air machine or a target overheat degree of the fresh air machine based on the current operation mode, to remove the condensation on the fan module radiator.   
     
     
         2 . The method of  claim 1 , wherein determining whether there is the condensation on the fan module radiator comprises:
 obtaining a current indoor ambient temperature, a current indoor ambient humidity, and a temperature of the fan module radiator;   obtaining a current indoor dew point temperature based on the current indoor ambient temperature and the current indoor ambient humidity, and calculating a temperature difference between the temperature of the fan module radiator and the current indoor dew point temperature;   determining whether the temperature difference is less than a first preset temperature value and lasts for a first preset time; and   determining that there is the condensation on the fan module radiator in response to determining that the temperature difference is less than the first preset temperature value and lasts for the first preset time.   
     
     
         3 . The method of  claim 2 , wherein adjusting the wind level of the fresh air machine or the target overheat degree of the fresh air machine based on the current operation mode comprises:
 in response to determining that the current operation mode is the refrigeration mode, increasing the target overheat degree of the fresh air machine by a first preset value every second preset time, until the temperature difference between the temperature of the fan module radiator and the current indoor dew point temperature is greater than or equal to the first preset temperature value and lasts for the first preset time, or until the target overheat degree of the fresh air machine reaches a maximum target overheat degree.   
     
     
         4 . The method of  claim 2 , wherein adjusting the wind level of the fresh air machine or the target overheat degree of the fresh air machine based on the current operation mode comprises:
 in response to determining that the current operation mode is the delivery air mode, increasing the wind level of the fresh air machine by a first preset level every second preset time, until the temperature difference between the temperature of the fan module radiator and the current indoor dew point temperature is greater than or equal to the first preset temperature value and lasts for the first preset time, or until the wind level of the fresh air machine reaches a maximum wind level.   
     
     
         5 . A non-transitory computer readable storage medium having stored thereon computer programs that, when executed by a processor, cause the processor to:
 obtain a current operation mode of the fresh air machine;   determine whether the current operation mode is one of a refrigeration mode or a delivery air mode;   determine whether there is condensation on the fan module radiator in response to determining that the current operation mode is the refrigeration mode or the delivery air mode; and   in response to determining that there is the condensation on the fan module radiator, adjust a wind level of the fresh air machine or a target overheat degree of the fresh air machine based on the current operation mode, to remove the condensation on the fan module radiator.   
     
     
         6 . A device for controlling a fresh air machine, wherein the fresh air machine comprises a fan module and a fan module radiator arranged corresponding to the fan module, the device comprises:
 a first obtaining module, configured to obtain a current operation mode of the fresh air machine;   a determining module, configured to determine whether the current operation mode is one of a refrigeration mode or a delivery air mode, and to determine whether there is condensation on the fan module radiator in response to determining that the current operation mode is the refrigeration mode or the delivery air mode; and   a control module, connected to the determining module, and configured to, in response to determining that there is the condensation on the fan module radiator, adjust a wind level of the fresh air machine or a target overheat degree of the fresh air machine based on the current operation mode, to remove the condensation on the fan module radiator.   
     
     
         7 . The device of  claim 6 , further comprising:
 a second obtaining module, configured to obtain a current indoor ambient temperature, a current indoor ambient humidity, and a temperature of the fan module radiator;   wherein the determining module is configured to:   obtain a current indoor dew point temperature based on the current indoor ambient temperature and the current indoor ambient humidity, and calculate a temperature difference between the temperature of the fan module radiator and the current indoor dew point temperature;   determine whether the temperature difference is less than a first preset temperature value and lasts for a first preset time; and   determine that there is the condensation on the fan module radiator in response to determining that the temperature difference is less than the first preset temperature value and lasts for the first preset time.   
     
     
         8 . The device of  claim 7 , wherein when the control module is configured to adjust the wind level of the fresh air machine or the target overheat degree of the fresh air machine based on the current operation mode, the control module is configured to:
 in response to determining that the current operation mode is the refrigeration mode, increase the target overheat degree of the fresh air machine by a first preset value every second preset time, until the temperature difference between the temperature of the fan module radiator and the current indoor dew point temperature is greater than or equal to the first preset temperature value and lasts for the first preset time, or until the target overheat degree of the fresh air machine reaches a maximum target overheat degree.   
     
     
         9 . The device of  claim 7 , wherein when the control module is configured to adjust the wind level of the fresh air machine or the target overheat degree of the fresh air machine based on the current operation mode, the control module is configured to:
 in response to determining that the current operation mode is the delivery air mode, increase the wind level of the fresh air machine by a first preset level every second preset time, until the temperature difference between the temperature of the fan module radiator and the current indoor dew point temperature is greater than or equal to the first preset temperature value and lasts for the first preset time, or until the wind level of the fresh air machine reaches a maximum wind level.   
     
     
         10 . A machine configured to provide air freshening, comprising the device for control a fresh air machine according to  claim 6 .