WO2023005012A1 - 空调器及其控制方法、计算机可读存储介质 - Google Patents
空调器及其控制方法、计算机可读存储介质 Download PDFInfo
- Publication number
- WO2023005012A1 WO2023005012A1 PCT/CN2021/126119 CN2021126119W WO2023005012A1 WO 2023005012 A1 WO2023005012 A1 WO 2023005012A1 CN 2021126119 W CN2021126119 W CN 2021126119W WO 2023005012 A1 WO2023005012 A1 WO 2023005012A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- frequency
- air conditioner
- temperature
- target
- parameter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Definitions
- the present application relates to the technical field of air conditioners, and in particular to an air conditioner control method, an air conditioner, and a computer-readable storage medium.
- the main purpose of the present application is to provide an air conditioner control method, an air conditioner and a computer-readable storage medium, aiming at preventing the air outlet temperature from being too low during the cooling process of the air conditioner and improving indoor user comfort.
- control method of an air conditioner includes the following steps:
- the temperature of the indoor heat exchanger of the air conditioner is obtained, and the working condition parameter of the air conditioner is obtained; the working condition parameter represents the current operating condition of the air conditioner;
- the operation of the compressor is controlled according to the frequency parameter so that the outlet air temperature of the air conditioner is greater than a target temperature.
- the step of determining the frequency parameter according to the temperature of the indoor heat exchanger and the working condition parameter includes:
- the working condition parameters include the indoor fan speed and ambient temperature of the air conditioner
- the step of determining the target frequency required by the current operating condition of the air conditioner according to the working condition parameters includes:
- the target frequency is determined according to the rotational speed of the indoor fan and the ambient temperature.
- the ambient temperature includes an indoor ambient temperature and an outdoor ambient temperature
- the step of determining the target frequency according to the indoor fan speed and the ambient temperature includes:
- the first frequency is determined according to the indoor ambient temperature and the set temperature of the air conditioner, and the second frequency is determined according to the indoor fan speed and the ambient temperature;
- the target frequency is determined according to the first frequency and the second frequency.
- the step of determining the second frequency according to the speed of the indoor fan and the ambient temperature includes:
- the step of determining the frequency limit value of the air conditioner according to the outdoor ambient temperature and/or the indoor ambient temperature includes:
- the step of determining the frequency limit value of the air conditioner according to the outdoor ambient temperature and/or the indoor ambient temperature includes:
- the step of correcting the target frequency according to the temperature of the indoor heat exchanger and obtaining the frequency parameter includes:
- the second preset temperature value is less than or equal to the first preset temperature value, and the first preset temperature value and the second preset temperature value are determined according to the target temperature.
- the step of increasing the target frequency to obtain the frequency parameter includes:
- the first frequency adjustment rate shows an increasing trend as the temperature of the indoor heat exchanger increases
- the step of reducing the target frequency to obtain the frequency parameter includes:
- the target frequency is decreased according to a second frequency adjustment rate to obtain the frequency parameter, and the second frequency adjustment rate has an increasing trend as the temperature of the indoor heat exchanger decreases.
- the target frequency includes a first frequency and/or a second frequency, the first frequency is determined according to the indoor ambient temperature and the set temperature of the air conditioner, and the second frequency is determined according to the outdoor ambient temperature Determine with the indoor fan speed of the air conditioner;
- the step of increasing the target frequency to obtain the frequency parameter includes:
- the step of reducing the target frequency to obtain the frequency parameter includes:
- the characteristic frequency is the minimum value among the first frequency and the second frequency.
- the step of determining the frequency parameter according to the temperature of the indoor heat exchanger and the operating condition parameter it further includes:
- the protection frequency is the highest frequency allowed to operate the compressor with the goal of protecting the air conditioner;
- protection frequency is less than the frequency parameter, then control the operation of the compressor according to the protection frequency
- the step of controlling the operation of the compressor according to the frequency parameter to make the outlet air temperature of the air conditioner greater than the target temperature is executed.
- the frequency parameter is the maximum frequency value allowed to run by the compressor
- the step of controlling the operation of the compressor according to the frequency parameter includes:
- the compressor is controlled to operate at a frequency less than or equal to the maximum frequency value.
- the step of controlling the compressor to operate at a frequency less than or equal to the maximum frequency value includes:
- the compressor is controlled to operate at the operating frequency.
- the step of determining the target indoor heat exchanger temperature of the air conditioner according to the indoor fan speed includes:
- the target indoor heat exchanger temperature is determined according to the speed range where the speed of the indoor fan is located, and the target indoor heat exchanger temperature shows an increasing trend as the speed in the speed range increases.
- step of controlling the operation of the compressor according to the frequency parameter it further includes:
- controlling the indoor fan of the air conditioner to run at a speed greater than or equal to a target speed
- the target rotation speed is greater than the minimum rotation speed allowed to operate of the air conditioner in the preset cooling mode, and the outlet air temperature of the air conditioner in the preset cooling mode is lower than the target temperature.
- an air conditioner which includes:
- a control device the compressor is connected to the control device, the control device includes: a memory, a processor, and a control program of the air conditioner stored in the memory and operable on the processor, the air conditioner
- the control program of the air conditioner is executed by the processor, the steps of the control method for the air conditioner described in any one of the above items are implemented.
- the present application also proposes a computer-readable storage medium, on which a control program of an air conditioner is stored, and when the control program of the air conditioner is executed by a processor, the above-mentioned A step of the air conditioner control method described in one item.
- This application proposes a control method for an air conditioner.
- the method controls the operating frequency of the compressor in combination with the temperature of the indoor heat exchanger and the current operating condition of the air conditioner, so as to ensure the cooling performance of the compressor.
- the capacity can match the actual heat transfer conditions of the indoor heat exchanger and the actual operating conditions of the air conditioner, avoiding excessive cooling capacity of the compressor, effectively preventing the air temperature from being too low during the cooling process of the air conditioner, and improving the comfort of indoor users.
- Fig. 1 is a schematic diagram of the hardware structure involved in the operation of an embodiment of the air conditioner of the present application
- Fig. 2 is a schematic flow chart of an embodiment of the control method of the air conditioner of the present application
- Fig. 3 is a schematic flow chart of another embodiment of the control method of the air conditioner of the present application.
- Fig. 4 is a schematic diagram of the refinement process of step S21 in Fig. 3
- Fig. 5 is a schematic flowchart of another embodiment of the control method of the air conditioner of the present application.
- the main solution of the embodiment of the present application is: when the air conditioner is in cooling operation, obtain the temperature of the indoor heat exchanger of the air conditioner and the working condition parameters of the air conditioner; the working condition parameters represent the temperature of the air conditioner The current operating condition of the air conditioner; determine the frequency parameter according to the temperature of the indoor heat exchanger and the operating condition parameter; control the operation of the compressor according to the frequency parameter so that the outlet air temperature of the air conditioner is greater than the target temperature.
- the present application provides the above-mentioned solution, aiming at preventing the outlet air temperature from being too low during the cooling process of the air conditioner and improving the comfort of indoor users.
- the air conditioner may be a wall-mounted air conditioner, a cabinet air conditioner, a mobile air conditioner, a window air conditioner, and/or a ceiling-mounted air conditioner.
- the air conditioner includes a compressor 1 , an indoor fan 2 and a control device. Both the compressor 1 and the indoor fan 2 are connected to the control device, and the control device can be used to control the operation of the compressor 1 and the indoor fan 2 .
- the air conditioner also includes a casing and an indoor heat exchanger.
- the housing is provided with an air outlet, and the housing is provided with an air duct connected to the air outlet.
- the indoor fan 2 and the indoor heat exchanger are both located in the air duct. Driven by the indoor fan 2, the indoor air enters the air duct and passes through the indoor heat exchanger.
- the heat exchanger performs heat exchange, and the air after heat exchange is sent into the indoor environment from the air outlet.
- the air conditioner includes a refrigerant circulation system, and the refrigerant circulation system includes the above-mentioned compressor 1 , the first heat exchanger, the throttling device and the second heat exchanger connected in sequence.
- the indoor heat exchanger is defined as the indoor heat exchanger
- the outdoor heat exchanger is defined as the outdoor heat exchanger.
- the indoor heat exchanger is in an evaporating state to absorb heat from the indoor air.
- the air conditioner may also include a temperature detection module 3 for detecting the ambient temperature.
- the temperature detection module 3 is connected with the control device, and the control device can obtain the data detected by the temperature detection module 3 .
- the specific temperature detection module 3 may include a first temperature sensor and/or a second temperature sensor.
- the first temperature sensor can be set in the indoor environment (such as the return air outlet of the air conditioner) to detect the indoor ambient temperature;
- the second temperature sensor can be set in the outdoor environment (such as the outdoor unit casing or the fresh air inlet) to detect the outdoor ambient temperature.
- the air conditioner may also include a temperature sensing package 4 for detecting the temperature of the indoor heat exchanger.
- the temperature-sensing package 4 can be connected with the control device, and the control device can obtain the data detected by the temperature-sensing package 4 .
- the temperature-sensing package 4 is arranged on the coil of the indoor heat exchanger.
- the temperature sensing package 4 can also be arranged on the inner wall of the air duct close to the indoor heat exchanger.
- the control device of the air conditioner includes: a processor 1001 (such as a CPU), a memory 1002 and the like.
- the memory 1002 can be a high-speed RAM memory, or a stable memory (non-volatile memory), such as a disk memory.
- the memory 1002 may also be a storage device independent of the foregoing processor 1001 .
- FIG. 1 does not constitute a limitation to the device, and may include more or less components than shown in the figure, or combine some components, or arrange different components.
- the memory 1002 as a computer-readable storage medium may include a control program of the air conditioner.
- the processor 1001 can be used to call the control program of the air conditioner stored in the memory 1002 and execute the related steps of the control method of the air conditioner in the following embodiments.
- the embodiment of the present application also provides a method for controlling an air conditioner, which is applied to control the above air conditioner.
- control method of the air conditioner of the present application includes:
- Step S10 when the air conditioner is in cooling operation, acquire the temperature of the indoor heat exchanger of the air conditioner and the operating condition parameters of the air conditioner; the operating condition parameters represent the current operating conditions of the air conditioner;
- the temperature of the indoor heat exchanger can be detected by a temperature sensing package arranged in the indoor heat exchanger.
- the working condition parameters may specifically include the environmental parameters of the working environment of the air conditioner (such as ambient temperature and/or ambient humidity, etc.) and/or the current operating parameters of each refrigeration-related component in the air conditioner (such as the speed of the indoor fan and/or the speed of the outdoor fan, etc. ).
- the order in which the working condition parameters and the temperature of the indoor heat exchanger are obtained is not specifically limited, and can be obtained successively or simultaneously according to actual needs. Specifically, the working condition parameters can be obtained first and then the temperature of the indoor heat exchanger. It is also possible to first obtain the temperature of the indoor heat exchanger and then obtain the working condition parameters.
- Step S20 determining a frequency parameter according to the indoor heat exchanger temperature and the working condition parameter
- the frequency parameter here is specifically a parameter used to control the frequency of the compressor.
- the frequency parameter may be a frequency value required by the compressor to run, or a frequency limit value (such as a maximum frequency value and/or a minimum frequency value) during the operation of the compressor.
- the frequency parameter is the maximum frequency value that the compressor is allowed to run.
- Different indoor heat exchanger temperatures and different working condition parameters correspond to different frequency parameters.
- the corresponding relationship between the temperature of the indoor heat exchanger, the operating condition parameter and the frequency parameter can be preset, and the corresponding relationship can include calculation formulas and/or mapping relationships and the like.
- the frequency parameters here can be calculated by substituting the indoor heat exchanger temperature and working condition parameters into the preset formula; the frequency parameters here can also be obtained by looking up table matching between the indoor heat exchanger temperature and working condition parameters; it can also be based on After the initial frequency is determined by the working condition parameters, the result of correcting the initial frequency by the temperature of the indoor heat exchanger is used as the frequency parameter here, and so on.
- Step S30 controlling the operation of the compressor according to the frequency parameter so that the outlet air temperature of the air conditioner is greater than the target temperature.
- the compressor can be controlled to run with the frequency parameter.
- the operating frequency of the compressor can be adjusted according to the actual coil temperature of the indoor heat exchanger, and its operating frequency will not exceed the frequency limit value during the adjustment process. For example, when the frequency limit value includes the minimum frequency, the minimum running frequency of the compressor cannot be lower than the minimum frequency; when the frequency limit value includes the maximum frequency, the maximum running frequency of the compressor cannot be higher than the maximum frequency.
- the target temperature is specifically a value of the outlet air temperature that makes the user comfortable and does not feel cold.
- the target temperature may be a preset fixed temperature value, a parameter determined based on the actual operating condition of the air conditioner, or a temperature determined based on a setting parameter input by a user.
- the target temperature here can be determined according to the outdoor ambient temperature or the indoor ambient temperature when cooling operation is started.
- the value range of the target temperature is [18°C, 23°C], such as 20°C.
- the target temperature is greater than or equal to the set temperature of the air conditioner (that is, the preset target value that the indoor ambient temperature needs to achieve during the cooling operation of the air conditioner).
- An air conditioner control method proposed in the embodiment of the present application When the air conditioner is in cooling operation, the method controls the operating frequency of the compressor in combination with the temperature of the indoor heat exchanger and the current operating condition of the air conditioner, so as to ensure that the compressor
- the cooling capacity can be matched with the actual heat transfer conditions of the indoor heat exchanger and the actual operating conditions of the air conditioner, avoiding excessive cooling capacity of the compressor, effectively preventing the air temperature from being too low during the cooling process of the air conditioner, and improving indoor user comfort sex.
- step S20 includes:
- Step S21 determining the target frequency required by the current operating condition of the air conditioner according to the operating condition parameters
- the target frequency may be a frequency value required to run by the compressor, or may be a frequency limit value of the compressor.
- the target frequencies corresponding to different working condition parameters have different values.
- the corresponding relationship between the working condition parameters and the target frequency can be preset, and can be in the form of calculation relationship, mapping relationship, etc.
- the operating condition parameter may include one or more than one.
- the target frequency here can be calculated by integrating more than one operating condition parameters; different frequency values can also be determined based on different operating condition parameters, and the obtained more than one frequency values can be compared to obtain
- the target frequency can also be obtained by weighted average calculation of more than one frequency value to obtain the target frequency here; or, the currently obtained working condition parameters can also be queried in the preset mapping table of working condition parameters and frequencies, and the matching table can be obtained The result of is used as the target frequency here.
- Step S22 correcting the target frequency according to the temperature of the indoor heat exchanger to obtain the frequency parameter.
- the correction parameters of the target frequency can be determined according to the temperature of the indoor heat exchanger, and the frequency parameter can be obtained by correcting the target frequency based on the determined correction parameters.
- the target frequency of the compressor is first determined based on the requirements of the current operating conditions of the air conditioner, and then the target frequency is corrected based on the temperature of the indoor heat exchanger to obtain the frequency parameters, so as to realize the adjustment of the compressor frequency based on the actual heat exchange conditions in the room.
- the cooling capacity of the air conditioner is restricted to ensure that the cooling capacity is not too large, so that the temperature of the air outlet of the air conditioner can be above the target temperature.
- the air conditioner can be controlled to run according to the target frequency.
- the target frequency can be corrected according to the temperature of the indoor heat exchanger to obtain the frequency parameter to control The compressor is running.
- the working condition parameters include the indoor fan speed and ambient temperature of the air conditioner, where the ambient temperature may include indoor ambient temperature and/or outdoor ambient temperature, which can be obtained by obtaining the temperature detection module of the air conditioner The detection data are obtained. Based on this, step S21 includes: determining the target frequency according to the rotational speed of the indoor fan and the ambient temperature.
- the target frequency can be calculated by substituting the speed of the indoor fan and the ambient temperature into a preset formula; the target frequency can also be obtained by querying a preset mapping table and matching the speed of the indoor fan and the ambient temperature.
- the ambient temperature includes the indoor ambient temperature and the outdoor ambient temperature.
- the process of determining the target frequency by the ambient temperature and the indoor fan speed is specifically as follows (that is, step S21 includes the following steps):
- Step S211 determining the first frequency according to the indoor ambient temperature and the set temperature of the air conditioner, and determining the second frequency according to the ambient temperature and the speed of the indoor fan;
- the set temperature is specifically the target temperature value that the indoor ambient temperature needs to reach during the cooling operation of the air conditioner.
- the second frequency is specifically the operating frequency of the compressor used to make the outlet air temperature of the air conditioner greater than a preset temperature, where the preset temperature is less than or equal to the above-mentioned target temperature.
- the first frequency may be determined according to the temperature difference between the indoor ambient temperature and the set temperature. The larger the temperature difference is, the higher the first frequency is. Conversely, the smaller the temperature difference is, the smaller the first frequency is.
- the second frequency tends to increase as the ambient temperature increases, and the second frequency tends to increase as the rotational speed of the indoor fan increases. Conversely, the second frequency decreases with the decrease of the ambient temperature, and the second frequency decreases with the decrease of the rotation speed of the indoor fan.
- the second frequency here is obtained through calculation based on the ambient temperature and the rotational speed of the indoor fan. In other embodiments, the second frequency here may also be obtained by querying a preset mapping relationship through the ambient temperature and the rotational speed of the indoor fan.
- Step S212 determining the target frequency according to the first frequency and the second frequency.
- one of the first frequency and the second frequency can be selected as the target frequency, or the weighted average result of the first frequency and the second frequency can be used as the target frequency, or even the first frequency and the second frequency can be both As the target frequency, one of the first frequency and the second frequency is subsequently selected based on the temperature of the indoor heat exchanger to determine a frequency parameter.
- the target frequency for the operation of the compressor required by the current working condition is determined by the first frequency determined by the indoor ambient temperature and the set temperature, and the second frequency determined by the ambient temperature and the indoor fan speed.
- the first The first frequency can represent the heat exchange demand of the indoor environment
- the second frequency can represent the frequency demand of the compressor when the outlet air temperature is maintained at a relatively high temperature.
- the target frequency determined by combining the first frequency and the second frequency It can meet the indoor heat exchange requirements while ensuring that the air outlet temperature of the air conditioner will not be too low, ensuring the comfort of indoor users.
- the process of determining the second frequency in combination with the speed of the indoor fan and the ambient temperature is specifically as follows: the frequency limit value of the air conditioner is determined according to the outdoor ambient temperature and/or the indoor ambient temperature, and according to The rotational speed of the indoor fan determines a frequency correction value; the frequency limit value is corrected according to the frequency correction value to obtain the second frequency.
- the frequency limit value here includes a maximum frequency value and/or a minimum frequency value that the compressor is allowed to run.
- the frequency limit values corresponding to different outdoor ambient temperatures and/or different indoor ambient temperatures have different values.
- Different indoor fan speeds correspond to different frequency correction values.
- the frequency correction value may show an increasing trend as the rotational speed of the indoor fan increases.
- the product, difference or ratio of the frequency limit value and the frequency correction value may be used as the second frequency.
- the second frequency can also be obtained after calculating the product, difference or ratio of the frequency limit value and the frequency correction value, and further correcting the result by preset parameters.
- the determined second frequency is a maximum frequency and/or a minimum frequency used to limit the operation of the compressor.
- the second frequency can be specifically calculated by the following formula:
- X NOW is a wind speed grade, which can be expressed as a percentage of the current indoor fan speed relative to the rated maximum speed of the indoor fan. Indicates the above-mentioned frequency correction value.
- Fre_max and Fre_mim are frequency limit values here. Among them, Fre_max is the maximum frequency allowed by the compressor in the frequency limit value. Fre_min is the minimum frequency that the compressor is allowed to run in the frequency limit value, which can be preset to 20Hz or other values, and can also be obtained according to the speed of the indoor fan.
- the indoor fan speed and frequency limit value corresponding to the ambient temperature are known, the indoor fan speed and frequency limit value can be substituted into the above formula, and the calculation result after correcting the frequency limit value based on the indoor fan speed is taken as the first Second frequency.
- the determination of the second frequency by the above method can ensure that the determined second frequency can match the ambient temperature and ensure the reliable operation of the air conditioner.
- it is adapted to limit the speed of the indoor fan, so as to effectively avoid the current speed of the fan.
- the frequency of the lower compressor is too high, so that the cooling capacity of the air conditioner can be limited according to the speed of the fan, so as to ensure that the operation of the compressor and the indoor fan cooperates to ensure that the air temperature of the air conditioner will not be too low, so as to ensure that the indoor users will not be too low during the cooling process. comfort.
- a maximum frequency allowed to run of the compressor corresponding to the outdoor ambient temperature is determined as the frequency limit value.
- Different outdoor ambient temperatures correspond to different maximum frequencies.
- the maximum frequency here increases with the increase of the outdoor ambient temperature.
- the temperature range where the outdoor ambient temperature is located is determined, and the frequency corresponding to the determined temperature range is used as the maximum frequency here.
- the above Fre_max can be 50HZ (the specific value can be set according to the air conditioner type and other factors); when T4 ⁇ 40°C, the above Fre_max can be 40HZ (the specific value can be set according to the air conditioner type, etc.
- 40°C here can also be set as thresholds of other values, such as 35°C, 38°C, and so on.
- the maximum frequency here may also be directly calculated from the outdoor ambient temperature.
- an initial frequency limit value is obtained according to the indoor fan speed, a frequency compensation value is determined according to the indoor ambient temperature and the outdoor ambient temperature; and the initial frequency limit is corrected according to the frequency compensation value value to obtain the frequency limit value.
- the initial frequency limit values corresponding to different indoor fan speeds have different values. The larger the indoor fan speed, the larger the initial frequency limit value, and the smaller the indoor fan speed, the smaller the initial frequency limit value.
- the initial frequency limit value specifically includes an initial minimum frequency and an initial maximum frequency corresponding to the rotational speed of the indoor fan. Based on this, the initial minimum frequency and the initial maximum frequency can be corrected based on the indoor ambient temperature and the outdoor ambient temperature, respectively, and the corrected minimum frequency and maximum frequency are used as frequency limit values.
- the frequency limit value can be calculated by the following formula:
- Fre_min Fre_Warmwindmin+a_Warmwind*(T4-35)+b_Warmwind*(T1-27)——(3);
- T1 is the indoor environment temperature
- T4 is the outdoor environment temperature
- a_Warmwind is the correction coefficient corresponding to the outdoor environment (a known constant)
- b_Warmwind is the correction coefficient corresponding to the indoor environment (a known constant)
- a_Warmwind is greater than b_Warmwind, specifically 1.2 and 1.0 respectively. In other embodiments, it can also be set to other values according to actual needs.
- Fre_ max is the maximum frequency value that the compressor is allowed to run in the frequency limit value
- Fre_ min is the minimum frequency value that the compressor is allowed to run in the frequency limit value.
- Fre_Warmwindmin and Fre_Warmwindmax are the minimum and maximum values of the compressor operating frequency allowed by the current speed of the fan when the outlet air temperature is greater than the target temperature.
- Fre_Warmwindmin and Fre_Warmwindmax are 20Hz and 35Hz respectively, and can also be set in other embodiments for other values.
- Fre_max and Fre_min are obtained here, they can be substituted into the above-mentioned formula (1) to calculate the second frequency.
- the second frequency is obtained after adjusting the speed of the indoor fan, which can ensure the reliable operation of the air conditioner and the comfortable indoor temperature, avoid the temperature of the air outlet from being too low, and ensure that the air conditioner The comfortable air temperature can meet the comfort needs of users.
- step S22 includes:
- Step S221 when the temperature of the indoor heat exchanger is greater than a first preset temperature value, increase the target frequency to obtain the frequency parameter;
- Step S222 when the temperature of the indoor heat exchanger is less than or equal to a second preset temperature value, reduce the target frequency to obtain the frequency parameter;
- the second preset temperature value is less than or equal to the first preset temperature value
- the second preset temperature value is less than or equal to the first preset temperature value
- the first preset temperature value and the second preset temperature value is determined according to the target temperature
- the frequency parameter can be obtained after reducing or increasing the target frequency according to the preset fixed frequency adjustment parameter, or the corresponding frequency adjustment parameter can be determined according to the temperature of the indoor heat exchanger to reduce or increase the target frequency Get the frequency parameter.
- the frequency parameter obtained by increasing the target frequency is used to control the operation of the compressor, so that the compressor can operate at a higher frequency to ensure the cooling efficiency of the air conditioner to meet the needs of indoor users.
- the frequency parameter obtained by reducing the target frequency is used to control the operation of the compressor, so that the compressor can operate at a lower frequency to ensure that the air temperature of the air conditioner will not be too low.
- adjusting the target frequency based on the temperature of the indoor heat exchanger in the above manner is used as a frequency parameter for controlling the compressor, so as to ensure that the temperature of the indoor heat exchanger can be maintained between the first preset temperature value and the second preset temperature value. To ensure that the outlet air temperature of the air conditioner can reach above the target temperature and the air conditioner has better cooling efficiency.
- the step of increasing the target frequency includes: increasing the target frequency according to a first frequency adjustment rate to obtain the frequency parameter; the first frequency adjustment rate increases with the The temperature of the indoor heat exchanger is increasing.
- the target frequency is gradually adjusted according to the first adjustment rate, and the adjusted result is used as a frequency parameter for controlling the operation of the compressor.
- the higher the temperature of the indoor heat exchanger the faster the first frequency adjustment rate, which can ensure that when the compressor is controlled according to the frequency parameter, the frequency of the compressor can be effectively increased to ensure the cooling efficiency of the air conditioner.
- the step of reducing the target frequency to obtain the frequency parameter includes:
- the target frequency is decreased according to a second frequency adjustment rate to obtain the frequency parameter, and the second frequency adjustment rate has an increasing trend as the temperature of the indoor heat exchanger decreases.
- the target frequency is gradually adjusted according to the second adjustment rate, and the adjusted result is used as a frequency parameter for controlling the operation of the compressor.
- the lower the temperature of the indoor heat exchanger the faster the adjustment rate of the second frequency, which can ensure that when the compressor is controlled according to the frequency parameter, the frequency of the compressor can be effectively limited to avoid the air temperature of the air conditioner being too low.
- the target frequency includes a first frequency and/or a second frequency
- the first frequency is determined according to the indoor ambient temperature and the set temperature of the air conditioner
- the second frequency is determined according to The outdoor ambient temperature and the indoor fan speed of the air conditioner are determined
- the first frequency and the second frequency here are the same concepts as the first frequency and the second frequency mentioned in the above-mentioned embodiment, and the determination process will not be done here repeat.
- the step of increasing the target frequency to obtain the frequency parameter includes: increasing the second frequency to obtain the frequency parameter.
- the step of reducing the target frequency to obtain the frequency parameter includes: reducing a characteristic frequency to obtain the frequency parameter; the characteristic frequency is one of the first frequency and the second frequency minimum value.
- the frequency parameter when the temperature of the indoor heat exchanger is high, the frequency parameter is obtained after adjustment based on the second frequency, which can ensure that when the frequency parameter after increasing the frequency is used to control the operation of the compressor, the frequency of the compressor will not If it is too high, the outlet air temperature of the air conditioner will not be too low, and the outlet air temperature can reach above the target temperature to ensure user comfort.
- the frequency reference is adjusted based on the minimum value of the first frequency and the second frequency, which can ensure that the frequency parameter after reducing the frequency controls the operation of the compressor, and the frequency of the compressor can be quickly Decrease to ensure that the outlet air temperature of the air conditioner is not too low and can be maintained above the target temperature to meet user comfort.
- the first frequency, the second frequency and the frequency parameter are the highest frequency limit of the air conditioner compressor.
- the frequency parameters for controlling the operation of the compressor are as follows:
- the maximum frequency f2 increases by 2HZ every 60 seconds.
- the control method of the air conditioner of the present application after the step of determining the frequency parameter according to the temperature of the indoor heat exchanger and the working condition parameter, it further includes: obtaining the protection frequency under the current operating condition of the air conditioner; the protection frequency is the highest frequency allowed to operate the compressor with the goal of protecting the air conditioner; if the protection frequency is less than the frequency parameter, then control the operation of the compressor according to the protection frequency; if the protection frequency is greater than The frequency parameter, then execute the step of controlling the operation of the compressor according to the frequency parameter so that the outlet air temperature of the air conditioner is greater than the target temperature.
- the determined frequency parameter can make the outlet air temperature greater than the target temperature, before controlling the operation of the compressor according to the determined frequency parameter, it is first compared with the protection frequency of the air conditioner, and the smaller frequency in the comparison result is controlled The compressor is running, so as to ensure that the outlet air temperature will not be too low to meet user comfort and protect the reliable operation of the air conditioning system.
- the frequency parameter is the maximum frequency value that the compressor is allowed to operate
- the The step of controlling the operation of the compressor by the frequency parameter includes: controlling the compressor to operate at a frequency less than or equal to the maximum frequency value. Based on this, the operating frequency of the air conditioner can be limited from being too high, so as to ensure that the temperature of the air outlet of the air conditioner will not be high or low, and can reach above the target temperature to satisfy the user's comfort.
- the compressor can run at a fixed frequency or at a variable frequency.
- the indoor fan speed of the air conditioner is obtained; the target indoor heat exchanger temperature of the air conditioner is determined according to the indoor fan speed; in the frequency range less than or equal to the maximum frequency value Within, the operating frequency of the compressor is determined according to the target indoor heat exchanger temperature; and the compressor is controlled to operate at the operating frequency.
- the target indoor heat exchanger temperature is specifically the target temperature that the indoor heat exchanger needs to reach during cooling operation.
- the target indoor heat exchanger temperature may be a preset fixed parameter, or a parameter determined according to the actual operating state of the air conditioner (for example, according to the indoor fan speed and/or the current indoor ambient temperature, etc.).
- the frequency adjustment parameters of the compressor such as frequency adjustment direction (such as increasing frequency or decreasing frequency, etc.), frequency adjustment range or frequency adjustment rate, etc.), control the compressor adjustment frequency according to the determined frequency adjustment parameters, so that the time temperature of the indoor heat exchanger can reach the target indoor heat exchanger temperature.
- the target indoor heat exchanger temperature can be obtained by calculating the speed of the indoor fan, or can be obtained by matching the speed of the indoor fan through table lookup.
- the target indoor heat exchanger temperature is determined according to the speed range in which the speed of the indoor fan is located, and the target indoor heat exchanger temperature increases as the speed in the speed range increases. trend.
- T2 is defined as the preset indoor heat exchanger temperature, and the corresponding relationship between different indoor fan speeds and the target indoor heat exchanger temperature can be shown in the following table:
- the target indoor heat exchanger temperature is determined based on the speed of the indoor fan to control the operation of the compressor, so as to achieve precise control of the frequency of the compressor and ensure that the compressor and the fan cooperate to achieve accurate air outlet temperature of the air conditioner. Reach above the target temperature to ensure the satisfaction of user comfort.
- the step of controlling the operation of the compressor according to the frequency parameter it further includes: after the process of controlling the operation of the compressor according to the frequency parameter , controlling the indoor fan of the air conditioner to run at a speed greater than or equal to the target speed; wherein, the target speed is greater than the minimum speed allowed to run by the air conditioner in the preset cooling mode, and in the preset cooling mode The outlet air temperature of the air conditioner is lower than the target temperature.
- the minimum rotation speed in the preset cooling mode is 5%N
- the minimum rotation speed of the indoor fan is 20%N in the error of controlling the operation of the compressor according to the frequency parameter. Based on this, it can be ensured that the rotational speed of the indoor fan will not be too low to cause the outlet air temperature to be too low, and further ensure that the outlet air temperature of the air conditioner can reach above the target temperature to satisfy user comfort.
- the indoor fan is controlled to run according to the set speed; if there is no set speed corresponding to the user input command, it can be controlled according to the indoor environment.
- the rotational speed determined by the temperature difference between the temperature and the set temperature controls the operation of the indoor fan.
- the embodiment of the present application also proposes a computer-readable storage medium, the computer-readable storage medium stores the control program of the air conditioner, and when the control program of the air conditioner is executed by the processor, the above control of the air conditioner is realized.
- the relevant steps of any embodiment of the method are described.
- the methods of the above embodiments can be implemented by means of software plus a necessary general-purpose hardware platform, and of course also by hardware, but in many cases the former is better implementation.
- the technical solution of the present application can be embodied in the form of a software product in essence or the part that contributes to the prior art, and the computer software product is stored in a storage medium as described above (such as ROM/RAM , magnetic disk, optical disk), including several instructions to make a terminal device (which may be a mobile phone, computer, server, air conditioner, or network device, etc.) execute the methods described in various embodiments of the present application.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Fluid Mechanics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
Description
Claims (16)
- 一种空调器的控制方法,其中,所述空调器的控制方法包括以下步骤:在所述空调器处于制冷运行时,获取所述空调器的室内换热器温度,获取所述空调器的工况参数;所述工况参数表征所述空调器的当前运行工况;根据所述室内换热器温度和所述工况参数确定频率参数;按照所述频率参数控制所述压缩机运行以使所述空调器的出风温度大于目标温度。
- 如权利要求1所述的空调器的控制方法,其中,所述根据所述室内换热器温度和所述工况参数确定频率参数的步骤包括:根据所述工况参数确定所述空调器当前运行工况需求的目标频率;根据所述室内换热器温度修正所述目标频率,获得所述频率参数。
- 如权利要求2所述的空调器的控制方法,其中,所述工况参数包括所述空调器的室内风机转速和环境温度,所述根据所述工况参数确定所述空调器当前运行工况需求的目标频率的步骤包括:根据所述室内风机转速和所述环境温度确定所述目标频率。
- 如权利要求3所述的空调器的控制方法,其中,所述环境温度包括室内环境温度和室外环境温度,所述根据所述室内风机转速和所述环境温度确定所述目标频率的步骤包括:根据室内环境温度和所述空调器的设定温度确定第一频率,根据所述室内风机转速和所述环境温度确定第二频率;根据所述第一频率和所述第二频率确定所述目标频率。
- 如权利要求4所述的空调器的控制方法,其中,所述根据所述室内风机转速和所述环境温度确定第二频率的步骤包括:根据所述室外环境温度和/或所述室内环境温度确定所述空调器的频率限制值,根据所述室内风机转速确定频率修正值;根据所述频率修正值修正所述频率限制值,获得所述第二频率。
- 如权利要求4所述的空调器的控制方法,其中,所述根据所述室外环境温度和/或所述室内环境温度确定所述空调器的频率限制值的步骤包括:确定所述室外环境温度对应的所述压缩机允许运行的最大频率作为所述频率限制值;或,根据所述室外环境温度和/或所述室内环境温度确定所述空调器的频率限制值的步骤包括:根据所述室内风机转速获取初始频率限制值,根据所述室内环境温度和所述室外环境温度确定频率补偿值;根据所述频率补偿值修正所述初始频率限制值,获得所述频率限制值。
- 如权利要求2所述的空调器的控制方法,其中,所述根据所述室内换热器温度修正所述目标频率,获得所述频率参数的步骤包括:当所述室内换热器温度大于第一预设温度值时,增大所述目标频率以获得所述频率参数;当所述室内换热器温度小于或等于第二预设温度值时,减小所述目标频率以获得所述频率参数;其中,所述第二预设温度值小于或等于所述第一预设温度值,所述第一预设温度值和所述第二预设温度值根据所述目标温度确定。
- 如权利要求7所述的空调器的控制方法,其中,所述增大所述目标频率以获得所述频率参数的步骤包括:根据第一频率调整速率增大所述目标频率以获得所述频率参数;所述第一频率调整速率随所述室内换热器温度增大呈增大趋势;且/或,所述减小所述目标频率以获得所述频率参数的步骤包括:根据第二频率调整速率减小所述目标频率以获得所述频率参数,所述第二频率调整速率随所述室内换热器温度的减小呈增大趋势。
- 如权利要求7所述的空调器的控制方法,其中,所述目标频率包括第 一频率和/或第二频率,所述第一频率根据室内环境温度和所述空调器的设定温度确定,所述第二频率根据室外环境温度和所述空调器的室内风机转速确定;所述增大所述目标频率以获得所述频率参数的步骤包括:增大所述第二频率以获得所述频率参数;且/或,所述减小所述目标频率以获得所述频率参数的步骤包括:减小特征频率以获得所述频率参数;所述特征频率为所述第一频率和所述第二频率中的最小值。
- 如权利要求1所述的空调器的控制方法,其中,所述根据所述室内换热器温度和所述工况参数确定频率参数的步骤之后,还包括:获取所述空调器当前运行工况下的保护频率;所述保护频率为以保护所述空调器为目标的允许所述压缩机运行的最高频率;所述保护频率小于所述频率参数,按照所述保护频率控制所述压缩机运行;所述保护频率大于所述频率参数,执行所述按照所述频率参数控制所述压缩机运行,以使所述空调器的出风温度大于目标温度的步骤。
- 如权利要求1至10中任一项所述的空调器的控制方法,其中,所述频率参数为所述压缩机允许运行的最大频率值,所述按照所述频率参数控制所述压缩机运行的步骤包括:控制所述压缩机以小于或等于所述最大频率值的频率运行。
- 如权利要求11所述的空调器的控制方法,其中,所述控制所述压缩机以小于或等于所述最大频率值的频率运行的步骤包括:获取所述空调器的室内风机转速;根据所述室内风机转速确定所述空调器的目标室内换热器温度;在小于或等于所述最大频率值的频率范围内,根据所述目标室内换热器温度确定所述压缩机的运行频率;控制所述压缩机以所述运行频率运行。
- 如权利要求11所述的空调器的控制方法,其中,所述根据所述室内风机转速确定所述空调器的目标室内换热器温度的步骤包括:根据所述室内风机转速所在的转速区间确定所述目标室内换热器温度,所述目标室内换热器温度随所述转速区间内转速的增大呈增大趋势。
- 如权利要求1至10中任一项所述的空调器的控制方法,其中,所述按照所述频率参数控制所述压缩机运行的步骤之后,还包括:在按照所述频率参数控制所述压缩机运行的过程中,控制所述空调器的室内风机以大于或等于目标转速的转速运行;其中,所述目标转速大于所述空调器在预设制冷模式下允许运行的最小转速,所述预设制冷模式下所述空调器的出风温度小于所述目标温度。
- 一种空调器,其中,所述空调器包括:压缩机;控制装置,所述压缩机与所述控制装置连接,所述控制装置包括:存储器、处理器及存储在所述存储器上并可在所述处理器上运行的空调器的控制程序,所述空调器的控制程序被所述处理器执行时实现如权利要求1至14中任一项所述的空调器的控制方法的步骤。
- 一种计算机可读存储介质,其中,所述计算机可读存储介质上存储有空调器的控制程序,所述空调器的控制程序被处理器执行时实现如权利要求1至14中任一项所述的空调器的控制方法的步骤。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110874115.3 | 2021-07-30 | ||
| CN202110874115.3A CN115682385B (zh) | 2021-07-30 | 2021-07-30 | 空调器及其控制方法、计算机可读存储介质 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023005012A1 true WO2023005012A1 (zh) | 2023-02-02 |
Family
ID=85058099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2021/126119 Ceased WO2023005012A1 (zh) | 2021-07-30 | 2021-10-25 | 空调器及其控制方法、计算机可读存储介质 |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115682385B (zh) |
| WO (1) | WO2023005012A1 (zh) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116345451A (zh) * | 2023-05-26 | 2023-06-27 | 电子科技大学 | 一种变频类温控负荷的运行控制方法、装置和终端设备 |
| WO2025081803A1 (zh) * | 2023-10-16 | 2025-04-24 | 青岛海尔智慧楼宇科技有限公司 | 空调器的变频压缩机转速控制方法及装置 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009299914A (ja) * | 2008-06-10 | 2009-12-24 | Panasonic Corp | 多室空気調和機 |
| CN104006483A (zh) * | 2013-02-21 | 2014-08-27 | 广东美的制冷设备有限公司 | 空调器的控制方法 |
| CN107747793A (zh) * | 2017-10-16 | 2018-03-02 | 广东美的暖通设备有限公司 | 变频空调器及其控制方法、装置 |
| CN108954706A (zh) * | 2018-06-19 | 2018-12-07 | 广东美的制冷设备有限公司 | 空调器的控制方法、空调器及存储介质 |
| CN110848806A (zh) * | 2019-11-29 | 2020-02-28 | 广东美的制冷设备有限公司 | 空调器及其控制方法与装置 |
| CN111023425A (zh) * | 2019-12-30 | 2020-04-17 | 海信(广东)空调有限公司 | 一种空调器的控制方法、存储介质及空调器 |
| CN111649439A (zh) * | 2020-05-08 | 2020-09-11 | 宁波奥克斯电气股份有限公司 | 一种空调控制方法 |
| CN113091267A (zh) * | 2021-04-16 | 2021-07-09 | 海信(广东)空调有限公司 | 空调器的控制方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162475B (zh) * | 2013-03-22 | 2015-04-15 | 青岛海信日立空调系统有限公司 | 一种空调散热循环系统 |
| CN108050666B (zh) * | 2017-12-28 | 2020-05-22 | 广东美的制冷设备有限公司 | 空调自动控制方法、空调及计算机可读存储介质 |
| CN108954713A (zh) * | 2018-07-24 | 2018-12-07 | 广东美的暖通设备有限公司 | 空调器的控制方法、空调器的控制系统与空调器 |
| CN110131851B (zh) * | 2019-05-07 | 2021-08-06 | 宁波奥克斯电气股份有限公司 | 一种变频空调的控制方法、装置及空调器 |
| CN112361555B (zh) * | 2020-11-09 | 2021-12-14 | 珠海格力电器股份有限公司 | 一种空调控制方法、装置、电子设备及存储介质 |
-
2021
- 2021-07-30 CN CN202110874115.3A patent/CN115682385B/zh active Active
- 2021-10-25 WO PCT/CN2021/126119 patent/WO2023005012A1/zh not_active Ceased
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009299914A (ja) * | 2008-06-10 | 2009-12-24 | Panasonic Corp | 多室空気調和機 |
| CN104006483A (zh) * | 2013-02-21 | 2014-08-27 | 广东美的制冷设备有限公司 | 空调器的控制方法 |
| CN107747793A (zh) * | 2017-10-16 | 2018-03-02 | 广东美的暖通设备有限公司 | 变频空调器及其控制方法、装置 |
| CN108954706A (zh) * | 2018-06-19 | 2018-12-07 | 广东美的制冷设备有限公司 | 空调器的控制方法、空调器及存储介质 |
| CN110848806A (zh) * | 2019-11-29 | 2020-02-28 | 广东美的制冷设备有限公司 | 空调器及其控制方法与装置 |
| CN111023425A (zh) * | 2019-12-30 | 2020-04-17 | 海信(广东)空调有限公司 | 一种空调器的控制方法、存储介质及空调器 |
| CN111649439A (zh) * | 2020-05-08 | 2020-09-11 | 宁波奥克斯电气股份有限公司 | 一种空调控制方法 |
| CN113091267A (zh) * | 2021-04-16 | 2021-07-09 | 海信(广东)空调有限公司 | 空调器的控制方法 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116345451A (zh) * | 2023-05-26 | 2023-06-27 | 电子科技大学 | 一种变频类温控负荷的运行控制方法、装置和终端设备 |
| CN116345451B (zh) * | 2023-05-26 | 2023-08-11 | 电子科技大学 | 一种变频类温控负荷的运行控制方法、装置和终端设备 |
| WO2025081803A1 (zh) * | 2023-10-16 | 2025-04-24 | 青岛海尔智慧楼宇科技有限公司 | 空调器的变频压缩机转速控制方法及装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115682385A (zh) | 2023-02-03 |
| CN115682385B (zh) | 2025-11-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114704949B (zh) | 空调器的控制方法、空调器以及存储介质 | |
| CN107477803B (zh) | 空调器及其控制方法、装置 | |
| CN110398032A (zh) | 空调器及其电子膨胀阀控制方法、控制装置和存储介质 | |
| CN109506328B (zh) | 空调电子膨胀阀的控制方法及空调器 | |
| WO2022127108A1 (zh) | 空调器及其温湿度调控方法、计算机可读存储介质 | |
| WO2023005013A1 (zh) | 空调器及其控制方法、计算机可读存储介质 | |
| CN114636199A (zh) | 空调器及其温湿度调控方法、计算机可读存储介质 | |
| CN110160215A (zh) | 空调控制方法、装置、空调器、空调系统和可读存储介质 | |
| CN116817422B (zh) | 多联机空调的控制方法、多联机空调以及存储介质 | |
| CN110081568A (zh) | 空调器及其空调控制方法、控制装置和可读存储介质 | |
| WO2023273685A1 (zh) | 空调制冷控制方法、空调器及计算机可读存储介质 | |
| WO2023005012A1 (zh) | 空调器及其控制方法、计算机可读存储介质 | |
| CN115540247A (zh) | 空调降温控制方法、空调器及计算机可读存储介质 | |
| WO2023279850A1 (zh) | 空调器的控制方法、空调器、存储介质及程序产品 | |
| CN111981649A (zh) | 空调器及其空调控制方法、控制装置和可读存储介质 | |
| CN114440414B (zh) | 多联机及其控制方法、计算机存储介质 | |
| CN116857779A (zh) | 多联机空调的控制方法、多联机空调以及存储介质 | |
| CN115704598B (zh) | 多联机空调及其控制方法、计算机可读存储介质 | |
| CN113899060A (zh) | 多联机的控制方法、装置及计算机存储介质 | |
| CN111426030A (zh) | 制热状态下定频空调的控制方法 | |
| CN115682366A (zh) | 空调器及其控制方法、计算机可读存储介质 | |
| WO2022247545A1 (zh) | 多联机空调控制方法、装置、设备及存储介质 | |
| CN114322231B (zh) | 空调器及其控制方法、计算机存储介质 | |
| CN117109196B (zh) | 空调器的控制方法、空调器以及存储介质 | |
| WO2023015964A1 (zh) | 多联机空调及其控制方法、计算机可读存储介质 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 21951584 Country of ref document: EP Kind code of ref document: A1 |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| 122 | Ep: pct application non-entry in european phase |
Ref document number: 21951584 Country of ref document: EP Kind code of ref document: A1 |
|
| 32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 27/09/2024) |
|
| 122 | Ep: pct application non-entry in european phase |
Ref document number: 21951584 Country of ref document: EP Kind code of ref document: A1 |

