57results about How to "Frosting fast" patented technology

The invention provides an air conditioner self-cleaning method and device, equipment and a storage medium, and belongs to the technical field of air conditioners. The method comprises the following steps: acquiring real-time indoor temperature and indoor humidity from a temperature and humidity sensor; according to the indoor temperature and the indoor humidity, controlling the air conditioner tooperate in a refrigeration mode with a condensation temperature as a target temperature; controlling the air conditioner to operate in the refrigeration mode with a first frosting temperature as a target temperature after the air conditioner operates at the condensation temperature as the target temperature for a first period of time; and when the body temperature of the air conditioner is smallerthan the temperature threshold value, controlling the air conditioner to switch from the refrigeration mode to a heating mode. In the whole frosting process, condensation is achieved first with low operation power, and then quick frosting is achieved with high operation power, so that the energy-saving effect is achieved; and the purpose of cleaning fins of an air conditioner indoor unit is achieved through frosting and then defrosting.

The invention belongs to the technical field of air conditioners, and discloses a self-cleaning control method for an air conditioner. The problems that the whole self-cleaning time is long and the normal experience of users is affected due to the fact that a self-cleaning control method of an existing air conditioner generally has a low frosting speed are solved. The air conditioner includes a refrigerant circulation system and a solution circulation system. The self-cleaning control method includes the steps that under refrigeration working conditions, the frequency of a compressor is reduced, and a four-way valve is reversed; the frequency of the compressor is increased, the opening of an electronic expansion valve is reduced, the rotation speed of an outdoor fan of the air conditioneris reduced, the voltage of an indoor solution film and the voltage of an outdoor solution film are increased, and an outdoor heat exchanger is enabled to frost; after the outdoor heat exchanger frosts, the electronic expansion valve is first closed, and then a solenoid valve on the low pressure side of the compressor is closed after a preset time; and the outdoor heat exchanger is heated, and defrosting cleaning is carried out on the outdoor heat exchanger. According to the self-cleaning control method for the air conditioner, the self-cleaning efficiency of the outdoor heat exchanger can be improved, and the user experience is improved.

The invention discloses a high-temperature sterilization control method and device as well as an air conditioner and a storage medium. The high-temperature sterilization control method comprises the following steps: judging a current state of an outdoor heat exchanger according to a frosting reference temperature after a high-temperature sterilization mode is started, wherein the current state comprises a liable-to-frost state, a frosting state and a defrosting state; if the outdoor heat exchanger is in the liable-to-frost state, reducing compressor frequency and / or rotation speed of an indoorfan to enter a high-temperature sterilization state; if the outdoor heat exchanger is in the frosting state, regulating compressor frequency and / or the rotation speed of the indoor fan to keep the high-temperature sterilization rate; and if the outdoor heat exchanger is in the defrosting state, determining the rotation speed of the indoor fan based on a defrosting reference temperature. In this way, the compressor frequency and the rotation speed of the indoor fan are controlled based on the current state of the outdoor heat exchanger after the high-temperature sterilization mode is started,so that high-temperature sterilization of the air conditioner is realized by controlling a defrosting process; and quick defrosting is realized in real time while the outdoor heat exchanger is in thedefrosting state.

The invention belongs to the technical field of air conditioners, and aims to solve the problem that the self-cleaning control mode of an existing air conditioner is generally relatively slow in frosting speed, so that the whole self-cleaning time is long, and the normal experience of a user is influenced. The invention provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system, wherein the self-cleaning control method comprises the following steps that the frequency of a compressor is reducedunder the refrigeration working condition, a four-way valve is subjected to reversing, the frequency of the compressor is raised, the opening degree of an electronic expansion valve is reduced, the rotating speed of an outdoor fan of the air conditioner is reduced, the rotating speed of a liquid pump is improved, the voltage of an indoor solution film and the voltage of an outdoor solution film are increased, and an outdoor heat exchanger is frosted; after the outdoor heat exchanger is frosted, the electronic expansion valve is turned off, an electromagnetic valve at the low pressure side ofthe compressor is turned off after the preset time, and the outdoor heat exchanger is heated, so that the outdoor heat exchanger is subjected to defrosting cleaning. According to the self-cleaning control method, the self-cleaning efficiency of the outdoor heat exchanger can be improved, and the experience of a user is improved.

The invention discloses a self-cleaning control method for an air conditioner, and belongs to the technical field of air conditioners. The self-cleaning control method for the air conditioner aims tosolve the problem that a self-cleaning control mode of an existing air conditioner is generally slow in frosting speed, so that the whole self-cleaning time is caused to be long, and the normal experience of a user is influenced. The self-cleaning control method for the air conditioner is provided, the air conditioner comprises a refrigerant circulation system and a solution circulation system, wherein the solution circulation system is composed of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storage tank; the self-cleaning control method comprises the following steps that a compressor is enabled to reduce frequency under a refrigeration working condition, a four-way valve is reversed, the opening degree of an electronic expansion valve is reduced, the rotating speed of the liquid pump is improved, an outdoor heat exchanger is frosted; after the outdoor heat exchanger is frosted, the electronic expansion valve is closed firstly, and an electromagnetic valve at the low pressure side of the compressor is closed after a preset time; and the outdoor heat exchanger is heated, so that the outdoor heat exchanger is subjected to defrosting cleaning. The self-cleaning control method for the air conditioner can improve the self-cleaning efficiency of the outdoor heat exchanger, and the user experience is improved.

The invention belongs to the technical field of air conditioners, and aims at solving the problems of self-cleaning control methods for existing air conditioners that the frosting speed is low generally, thus the whole self-cleaning time is long, and normal experience of users is influenced. To solve the problems, the invention provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system. The self-cleaning control method comprises the steps that under a refrigeration condition, the frequency ofa compressor is increased, the opening degree of an electronic expansion valve is reduced, an indoor draught fan of the air conditioner is shut down, the rotary speed of a hydraulic pump is increased,voltage of an indoor solution membrane and voltage of an outdoor solution membrane are increased, and thus an indoor heat exchanger is frosted; after the indoor heat exchanger is frosted, firstly, the electronic expansion valve is closed, and after a preset time is reached, an electromagnetic valve at the low-pressure side of the compressor is closed; the indoor heat exchanger is then heated, andthus frosting cleaning is carried out on the indoor heat exchanger. By means of the self-cleaning control method, the self-cleaning efficiency of the indoor heat exchanger can be improved, and the user experience is promoted.

The invention belongs to the technical field of air conditioners, and aims to solve the problem that the self-cleaning control mode of an existing air conditioner is generally slow in frosting speed,so that the whole self-cleaning time is long, and the normal experience of a user is influenced. In order to solve the problem, the invention provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system composed of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storagetank; the self-cleaning control method comprises the steps that under the refrigeration working condition, frequency ascending is carried out on a compressor, an indoor fan of the air conditioner isclosed, and the rotating speed of the liquid pump is increased, so that an indoor heat exchanger is frosted; after the indoor heat exchanger is frosted, an electronic expansion valve is closed firstly, and then an electromagnetic valve at the low pressure side of the compressor is closed after a preset time; and the indoor heat exchanger is heated, so that the indoor heat exchanger is subjected todefrosting cleaning. According to the self-cleaning control method for the air conditioner, the self-cleaning efficiency of the indoor heat exchanger can be improved, and the user experience can be improved.

The invention discloses a self-cleaning control method for an air conditioner, and belongs to the technical field of air conditioners. The self-cleaning control method for the air conditioner aims tosolve the problem that a self-cleaning control mode of an existing air conditioner is generally slow in frosting speed, so that the whole self-cleaning time is caused to be long, and the normal experience of a user is influenced. The self-cleaning control method for the air conditioner is provided, the air conditioner comprises a refrigerant circulation system and a solution circulation system, the self-cleaning control method comprises the following steps that a compressor is enabled to reduce frequency under a heating working condition, a four-way valve is reversed, the opening degree of anelectronic expansion valve is reduced, an indoor unit of the air conditioner is closed and the voltage of an indoor solution film and the voltage of an outdoor solution film are raised, and thereby anindoor heat exchanger is frosted; after the indoor heat exchanger is frosted, the electronic expansion valve is closed firstly, and an electromagnetic valve at the low pressure side of the compressoris closed after a preset time; and the indoor heat exchanger is heated, so that the indoor heat exchanger is subjected to defrosting cleaning. The self-cleaning control method for the air conditionercan improve the self-cleaning efficiency of the indoor heat exchanger, and the user experience is improved.

The invention belongs to the technical field of air conditioners, and provides a self-cleaning control method for an air conditioner to solve the problems that a self-cleaning control mode of an existing air conditioner is generally low in frosting speed, and consequently the whole self-cleaning time is long, and the normal experience of a user is influenced. The air conditioner comprises a refrigerant circulating system and a solution circulating system. The self-cleaning control method comprises the steps: under the working condition of refrigeration, the frequency of a compressor is decreased, and a four-way valve is reversed; the frequency of the compressor is increased, the rotating speed of an outdoor fan of the air conditioner is decreased, the voltage of an indoor solution film andthe voltage of an outdoor solution film are increased, and thus an outdoor heat exchanger is frosted; after the outdoor heat exchanger is frosted, an electronic expansion valve is closed firstly, andthen a solenoid valve on the low-voltage side of the compressor is closed after the preset time; and the outdoor heat exchanger is heated, and thus the outdoor heat exchanger is subjected to frostingcleaning. The self-cleaning efficiency of the outdoor heat exchanger can be improved, and the user experience is improved.

The invention belongs to the technical field of air conditioners, aims to solve the problem that by means of a self-cleaning control mode of an existing air conditioner, the frosting speed is generally slow, so that the whole self-cleaning time is long, and the normal experience of a user is influenced, and provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system which is composed of an indoor solution membrane, an outdoor solution membrane, a liquid pump and a liquid storage tank. The self-cleaning control method comprises the steps that frequency reducing is carried out on a compressor under the heating working condition, reversing is carried out on a four-way valve, frequency raisingis carried out on the compressor, and the voltage of the indoor solution membrane and the voltage of the outdoor solution membrane are raised, so that an indoor heat exchanger is frosted; after the indoor heat exchanger is frosted, an electronic expansion valve is closed, and then an electromagnetic valve at the low pressure side of the compressor is closed after reset time; and the indoor heat exchanger is heated, so that the indoor heat exchanger is subjected to defrosting cleaning. According to the method, the self-cleaning efficiency of the indoor heat exchanger can be improved, and the user experience is improved.

The invention relates to the technical field of air-conditioners, in particular to an air-conditioner control method and an air-conditioner. The air-conditioner control method includes the following steps that the air-conditioner enters into a heating mode, and an isolating device is in a started state; actual heating capacity of the air-conditioner is acquired, a heating duration of the air-conditioner entering into the heating mode is also acquired, the actual heating capacity of the air-conditioner is compared with set heating capacity of the air-conditioner, and the heating duration is compared with a set duration; and when the actual heating capacity is smaller than the set heating capacity and the heating duration is longer than the set duration, the isolating device is shut off until the air-conditioner enters into a defrosting mode and then the isolating device is started again. The running time of the air-conditioner under the condition of low heating capacity is shortened, the heating cycle is also shortened, and the ratio of high-efficiency heating duration within the heating cycle is high, so that the heating efficiency of the air-conditioner is improved.

The invention belongs to the technical field of air conditioners and aims to solve the problems that the whole self-cleaning time is longer and normal experience of a user is affected due to generallylower frosting speed of an existing self-cleaning control mode of the air conditioner. Therefore, the invention provides a self-cleaning control method for the air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system; and the self-cleaning control method comprises the steps as follows: under the heating work condition, frequency of a compressor is reduced, a four-way valve is reversed, the frequency of the compressor is increased, opening of an electronic expansion valve is reduced, an indoor fan of the air conditioner is closed, and further, voltage of an indoor solution film and voltage of an outdoor solution film are increased, so that an outdoor heat exchanger is enabled to be frosted; after the indoor heat exchanger is frosted,the electronic expansion valve is closed, and an electromagnetic valve on the low-pressure side of the compressor is closed after preset time; and the indoor heat exchanger is heated, so that the indoor heat exchanger is subjected to defrosting cleaning. According to the method, the self-cleaning efficiency of the indoor heat exchanger can be increased, and the user experience is improved.

The invention belongs to the technical field of air conditioners, and aims to solve the problem that the self-cleaning control mode of an existing air conditioner is generally slow in frosting speed,so that the whole self-cleaning time is long, and the normal experience of a user is influenced. In order to solve the problem, the invention provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system composed of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storagetank; the self-cleaning control method comprises the following steps that under the heating working condition, frequency reducing is carried out on a compressor, a four-way valve is reversed, an indoor fan of the air conditioner is closed, and the rotating speed of the liquid pump is improved, so that an indoor heat exchanger is frosted; after the indoor heat exchanger is frosted, an electronic expansion valve is closed firstly, and then an electromagnetic valve at the low pressure side of the compressor is closed after a preset time; and the indoor heat exchanger is heated, so that the indoor heat exchanger is subjected to defrosting cleaning. According to the self-cleaning control method for the air conditioner, the self-cleaning efficiency of the indoor heat exchanger can be improved,and the user experience can be improved.

The invention belongs to the technical field of air conditioners, and aims to solve the problem that the self-cleaning control mode of an existing air conditioner is generally slow in frosting speed,so that the whole self-cleaning time is long, and the normal experience of a user is influenced. In order to solve the problem, the invention provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system composed of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storagetank; the self-cleaning control method comprises the following steps that under the heating working condition, frequency reducing is carried out on a compressor, a four-way valve is reversed, frequency ascending is carried out on the compressor, an indoor fan of the air conditioner is closed, and the rotating speed of the liquid pump is improved, so that an indoor heat exchanger is frosted; afterthe indoor heat exchanger is frosted, an electronic expansion valve is closed firstly, and then an electromagnetic valve at the low pressure side of the compressor is closed after a preset time; andthe indoor heat exchanger is heated, so that the indoor heat exchanger is subjected to defrosting cleaning. According to the self-cleaning control method for the air conditioner, the self-cleaning efficiency of the indoor heat exchanger can be improved, and the user experience can be improved.

The invention belongs to the technical field of air conditioners and aims to solve the problem that the self-cleaning control mode of the existing air conditioners generally has a slow frosting speed, which leads to a long time for the entire self-cleaning and affects the normal experience of users. For this reason, the present invention provides a kind of self-cleaning control method that is used for air conditioner, and air conditioner comprises refrigerant circulation system and the solution circulation system that is made of indoor solution film, outdoor solution film, liquid pump and storage tank, self-cleaning control The method includes: reducing the frequency of the compressor and reversing the direction of the four-way valve under cooling conditions; reducing the opening of the electronic expansion valve, reducing the speed of the outdoor fan of the air conditioner and increasing the speed of the liquid pump, so that the outdoor heat exchanger Frosting; after the outdoor heat exchanger is frosted, first close the electronic expansion valve, and then close the solenoid valve on the low-pressure side of the compressor after a preset time; heat the outdoor heat exchanger to defrost and clean the outdoor heat exchanger . The invention can improve the self-cleaning efficiency of the outdoor heat exchanger and improve user experience.

The invention belongs to the technical field of air conditioners, aims to solve the problems that by means of a self-cleaning control mode of an existing air conditioner generally, the frosting speedis generally slow, so that the whole self-cleaning time is long, and the normal experience of a user is influenced, and provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system which is composed of an indoor liquid film, an outdoor liquid film, a liquid pump and a liquid storage box. The self-cleaning control method comprises the steps that under a refrigeration working condition, frequency reducing is carried out on a compressor, and reversing is carried out on a four-way valve; the openingdegree of an electronic expansion valve is reduced, the rotating speed of an outdoor fan of the air conditioner is reduced, and the rotating speed of the liquid pump is improved, so that an outdoor heat exchanger is frosted; after the outdoor heat exchanger is frosted, the electronic expansion valve is closed, and then a solenoid valve at the low-pressure side of the compressor is closed after preset time; and the outdoor heat exchanger is heated, so that the outdoor heat exchanger is defrosted and cleaned. The method can improve the self-cleaning efficiency of the outdoor heat exchanger andimprove the user experience.

The invention discloses a high-temperature sterilization control method, device, air conditioner and storage medium. When the high-temperature sterilization mode is started, the current state of the outdoor heat exchanger is judged according to the frosting reference temperature, and the current state includes easy frosting state, frosting state, and defrosting state; if the outdoor heat exchanger is in a frost-prone state, reduce the frequency of the compressor and / or the speed of the indoor fan to enter a high-temperature sterilization state; if the outdoor heat exchanger is in a frosting state state, then adjust the frequency of the compressor and / or the speed of the indoor fan to maintain the high-temperature sterilization state; if the outdoor heat exchanger is in the defrosting state, then determine the speed of the indoor fan based on the defrosting reference temperature. Therefore, after starting the high-temperature sterilization mode, the frequency of the compressor and the speed of the indoor fan are controlled based on the current state of the outdoor heat exchanger, and the high-temperature sterilization of the air conditioner is realized by controlling the frosting process. Realize quick defrosting when in the state.

The invention belongs to the technical field of air conditioners, the self-cleaning control method aims to solve the problem that a self-cleaning control mode of an existing air conditioner is relatively slow in frosting speed, so that the whole self-cleaning time is long, and the normal experience of a user is influenced; the invention provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system composed of an indoor solution membrane, an outdoor solution membrane, a liquid pump and a liquid storage tank; the self-cleaning control method comprises the steps of reducing the opening degree of an electronic expansion valve under the heating working condition, reducing the rotating speed of theoutdoor fan of the air conditioner and improving the rotating speed of the liquid pump, thereby frosting the outdoor heat exchanger; after the outdoor heat exchanger is frosted, closing the electronic expansion valve firstly, then closing the electromagnetic valve at the low pressure side of the compressor after a preset time; heating the outdoor heat exchanger, so that the outdoor heat exchangeris subjected to defrosting cleaning. According to the self-cleaning control method, the self-cleaning efficiency of the outdoor heat exchanger can be improved, and the user experience is improved.

The invention belongs to the technical field of air conditioners and aims to solve the problems that the whole self-cleaning time is longer and normal experience of a user is affected due to generallylower frosting speed of an existing self-cleaning control mode of the air conditioner. Therefore, the invention provides a self-cleaning control method for the air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system consisting of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storage box; and the self-cleaning control method comprises the steps as follows: under the refrigeration work condition, opening of an electronic expansion valve is reduced, an indoor fan of the air conditioner is closed, and the rotating speed of the liquid pump is increased, so that an indoor heat exchanger is enabled to be frosted; after the indoor heat exchanger is frosted, firstly, the electronic expansion valve is closed,and an electromagnetic valve on the low-pressure side of the compressor is closed after preset time; and the indoor heat exchanger is heated, so that the outdoor heat exchanger is subjected to defrosting cleaning. According to the method, the self-cleaning efficiency of the indoor heat exchanger can be increased, and the user experience is improved.

The invention belongs to the technical field of air conditioners, and provides a self-cleaning control method for an air conditioner to solve the problems that a self-cleaning control mode of an existing air conditioner is generally low in frosting speed, and consequently the whole self-cleaning time is long, and the normal experience of a user is influenced. The air conditioner comprises a refrigerant circulating system and a solution circulating system which is composed of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storage tank. The self-cleaning control method comprises the steps: under the working condition of refrigeration, the frequency of a compressor is increased, the opening degree of an electronic expansion valve is decreased, the rotating speedof the liquid pump is increased, and thus an indoor heat exchanger is frosted; after the indoor heat exchanger is frosted, the electronic expansion valve is closed firstly, and then a solenoid valveon the low-voltage side of the compressor is closed after the preset time; and the indoor heat exchanger is heated, and thus the outdoor heat exchanger is subjected to frosting cleaning. The self-cleaning efficiency of the indoor heat exchanger can be improved, and the user experience is improved.

The invention belongs to the technical field of air conditioners, and provides a self-cleaning control method for an air conditioner. The problem that the normal experience of users is affected due tothe longer whole self-cleaning time because a self-cleaning control mode of an existing air conditioner generally has a slow frosting speed is solved. The air conditioner includes a refrigerant circulation system and a solution circulation system which is composed of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storage tank. The self-cleaning control method includes the steps that under a refrigeration condition, the frequency of a compressor is raised, the opening of an electronic expansion valve is reduced, an indoor fan of the air conditioner is closed, voltages of the indoor solution film and the outdoor solution film are enabled to rise, so that an indoor heat exchanger frosts; after the indoor heat exchanger frosts, the electronic expansion valve isclosed, and then a solenoid valve on the low-voltage side of the compressor is closed after the preset time; and the indoor heat exchanger is heated to enable the indoor heat exchanger to defrost andclean. According to the self-cleaning control method, the self-cleaning efficiency of the indoor heat exchanger can be improved, and the user experience can be enhanced.

The invention belongs to the technical field of air conditioners, aims to solve the problem that the normal user experience is affected by the whole longer self-cleaning time due to the fact that thefrosting speed is generally slow in a self-cleaning control mode of an existing air conditioner, and provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulatory system and a solution circulatory system, wherein the solution circulatory system is composed of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storage tank. The self-cleaning control method comprises the steps that under a heating working condition, the rotating speed of an outdoor draught fan of the air conditioner is reduced and the rotating speed of the liquid pump is increased, so that an outdoor heat exchanger frosts; after the outdoor heat exchanger frosts, firstly an electronic expansion valve is closed, and an electromagnetic valve on the low-voltage side of a compressor is closed after preset time; and the outdoor heat exchanger is heated, so that the outdoor heat exchanger defrosts and is cleaned. The self-cleaning control method for the air conditioner can improve the self-cleaning efficiency of the outdoor heat exchanger, and improve the user experience.

The invention belongs to the technical field of air conditioners, aims to solve the problems that by means of a self-cleaning control mode of an existing air conditioner, the frosting speed is generally slow, so that the whole self-cleaning time is long, and the normal experience of a user is influenced, and provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system composed of an indoor liquid film, an outdoor liquid film, a liquid pump and a liquid storage box. The self-cleaning control method comprises the steps that under a heating working condition, frequency reducing is carried out on a compressor, and reversing is carried out on a four-way valve; frequency increasing is carried outon the compressor, the opening degree of an electronic expansion valve is reduced, and the rotating speed of the liquid pump is improved, so that an indoor heat exchanger is defrosted; after the indoor heat exchanger is frosted, the electronic expansion valve is closed, and then an electromagnetic valve on the low-pressure side of the compressor is closed after preset time; and the indoor heat exchanger is heated so as to perform defrosting and cleaning on the indoor heat exchanger. The method can improve the self-cleaning efficiency of the indoor heat exchanger and improve the user experience.

The invention belongs to the technical field of air conditioners, and provides a self-cleaning control method for an air conditioner. The method aims to solve the problem that an existing self-cleaning control mode of the air conditioner is generally slow in frosting speed, so that whole self-cleaning time is long, and the normal experience of a user is influenced. The air conditioner comprises arefrigerant circulation system and a solution circulation system composed of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storage tank, and the self-cleaning control method comprises the following steps that frequency of a compressor is lowered, and a four-way valve is reversed under the refrigeration working condition; the frequency of the compressor is raised, anopening degree of an electronic expansion valve is reduced, and a rotating speed of the liquid pump is improved, so that an outdoor heat exchanger is enabled to be frosted; after the outdoor heat exchanger is frosted, the electronic expansion valve is first closed, and an electromagnetic valve at the low pressure side of the compressor is closed after the preset time; and the outdoor heat exchanger is heated, so that the outdoor heat exchanger is subjected to defrosting cleaning. According to the method, the self-cleaning efficiency of the outdoor heat exchanger can be improved, and the userexperience is improved.

The invention belongs to the technical field of air conditioners, aims to solve the problem that the self-cleaning control method of an existing air conditioner generally has a low frosting speed, consequently, the whole self-cleaning time is long, and the normal experience of a user is affected, and, to this end, provides a self-cleaning control method for an air conditioner. The air conditionerincludes a refrigerant circulation system and a solution circulation system composed of an indoor solution film, an outdoor solution film, a liquid pump, and a liquid storage tank, the self-cleaning control method includes the steps that under a heating condition, the frequency of a compressor is increased, the opening degree of an electronic expansion valve is decreased, the rotation speed of theliquid pump is increased, and thus an outdoor heat exchanger frosts; after frosting of the outdoor heat exchanger, the electronic expansion valve is closed, and then a solenoid valve on the low-pressure side of the compressor is closed after a preset time; and the outdoor heat exchanger is heated to defrost and clean the outdoor heat exchanger. According to the self-cleaning control method for anair conditioner, the self-cleaning efficiency of the outdoor heat exchanger can be improved, and the user experience is improved.

The invention belongs to the technical field of air conditioners, and aims to solve the problem that the self-cleaning control mode of an existing air conditioner is generally slow in frosting speed,so that the whole self-cleaning time is long, and the normal experience of a user is influenced; In order to solve the problem, the invention provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system; the self-cleaning control method comprises the following steps that under the refrigeration working condition, frequency reducing is carried out on a compressor, and a four-way valve is reversed; the rotating speed of an outdoor fan of the air conditioner is reduced, and the voltage of an indoorsolution film and the voltage of an outdoor solution film are risen, so that an outdoor heat exchanger is frosted; after the outdoor heat exchanger is frosted, an electronic expansion valve is closedfirstly, and then an electromagnetic valve at the low pressure side of a compressor is closed after a preset time; and the outdoor heat exchanger is heated, so that the outdoor heat exchanger is subjected to defrosting cleaning. According to the self-cleaning control method for the air conditioner, the self-cleaning efficiency of the outdoor heat exchanger can be improved, and the user experiencecan be improved.

The invention discloses a unit type refrigerator. The unit type refrigerator is characterized by mainly comprising a direct current inverter compressor, a four-way reversing valve, a heat exchanger, an oil separator, a liquid accumulator, a filter, sight glass, stop valves, an electronic expansion valve and an air cooling fan, wherein the direct current inverter compressor communicates with the oil separator, the oil separator communicates with the four-way reversing valve, the four-way reversing valve communicates with the heat exchanger, the direct current inverter compressor and the stop valves respectively, the heat exchanger communicates with the liquid accumulator, the liquid accumulator communicates with the filter, the filter communicates with the sight glass and the two stop valves respectively, and the two stop valves are connected with the air cooling fan. Through matching of the electronic expansion valve and the four-way reversing valve, the system operates more stably andmore reliably, and by means of combination with an intelligent controller, the system has higher efficiency during refrigerating.

The invention belongs to the technical field of air conditioners and aims to solve the problems that the whole self-cleaning time is longer and normal experience of a user is affected due to generallylower frosting speed of an existing self-cleaning control mode of the air conditioner. Therefore, the invention provides a self-cleaning control method for the air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system consisting of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storage box; and the self-cleaning control method comprises the steps as follows: under the heating work condition, frequency of a compressor is increased, rotating speed of an outdoor fan of the air conditioner is reduced, and voltage of the indoor solution film and voltage of the outdoor solution film are increased, so that an outdoor heat exchanger is enabled to be frosted; after the outdoor heat exchanger is frosted, firstly,an electronic expansion valve is closed, and an electromagnetic valve on the low-pressure side of the compressor is closed after preset time; and the outdoor heat exchanger is heated, so that the outdoor heat exchanger is subjected to defrosting cleaning. According to the method, the self-cleaning efficiency of the outdoor heat exchanger can be increased, and the user experience is improved.

The invention belongs to the technical field of air conditioners, and provides a self-cleaning control method for an air conditioner. The problems of long time of whole self-cleaning and affecting thenormal experience of users due to the fact that a self-cleaning control mode of an existing air conditioner generally frosts slowly are solved. The air conditioner comprises a refrigerant circulationsystem and a solution circulation system. The self-cleaning control method includes the steps that under a refrigeration working condition, the frequency of a compressor is reduced, and a four-way valve is reversed; the frequency of the compressor is improved, the opening of an electronic expansion valve is reduced, the rotary speed of an outdoor fan of the air conditioner is reduced, and the rotary speed of a liquid pump is improved, so that an outdoor heat exchanger is enabled to frost; the electronic expansion valve is firstly closed after the outdoor heat exchanger frosts, and then a solenoid valve on the low pressure side of the compressor is closed after a preset time; and the outdoor heat exchanger is heated, so that the outdoor heat exchanger performs defrosting and cleaning. Theself-cleaning control method for the air conditioner can improve the self-cleaning efficiency of the outdoor heat exchanger and enhance the user experience.

The invention belongs to the technical field of air conditioners, and aims to solve the problem that the self-cleaning control mode of an existing air conditioner is generally relatively slow in frosting speed, so that the whole self-cleaning time is long, and the normal experience of a user is influenced. To this end, the invention provides a self-cleaning control method for an air conditioner. The air conditioner comprises a refrigerant circulation system and a solution circulation system composed of an indoor solution membrane, an outdoor solution membrane, a liquid pump and a liquid storage tank. The self-cleaning control method comprises the steps that under the refrigeration working condition, a compressor is upconverted, an indoor fan of the air conditioner is closed, and the voltage of the indoor solution membrane and the voltage of the outdoor solution membrane are raised, so that an indoor heat exchanger is frosted; after the indoor heat exchanger is frosted, an electronic expansion valve is closed, and an electromagnetic valve at the low pressure side of the compressor is closed after a preset time; and the indoor heat exchanger is heated, so that the indoor heat exchanger is subjected to defrosting cleaning. According to the self-cleaning control method, the self-cleaning efficiency of the indoor heat exchanger can be improved, and the user experience is improved.