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CN113739379A - Control method of air conditioner, air conditioner and computer readable storage medium - Google Patents

Control method of air conditioner, air conditioner and computer readable storage medium Download PDF

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Publication number
CN113739379A
CN113739379A CN202010482848.8A CN202010482848A CN113739379A CN 113739379 A CN113739379 A CN 113739379A CN 202010482848 A CN202010482848 A CN 202010482848A CN 113739379 A CN113739379 A CN 113739379A
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China
Prior art keywords
target
air conditioner
current
parameter
operation parameter
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Granted
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CN202010482848.8A
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Chinese (zh)
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CN113739379B (en
Inventor
刘群波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
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Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
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Priority to CN202010482848.8A priority Critical patent/CN113739379B/en
Publication of CN113739379A publication Critical patent/CN113739379A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/64Electronic processing using pre-stored data
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/46Improving electric energy efficiency or saving
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74Control 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
    • F24F11/77Control 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/86Control 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses a control method of an air conditioner, which comprises the following steps: acquiring the current compressor exhaust pressure of the air conditioner; when the current compressor exhaust pressure is larger than a first threshold value, acquiring a first target operation parameter according to the current operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located; and operating according to the first target operating parameter. The invention also discloses an air conditioner and a computer readable storage medium, which achieve the effect of improving the operation reliability of the air conditioner.

Description

Control method of air conditioner, air conditioner and computer readable storage medium
Technical Field
The present invention relates to the field of air conditioners, and in particular, to a control method of an air conditioner, and a computer-readable storage medium.
Background
With the improvement of living standard of people, the air conditioner has become a standard distributor for families and offices.
In the operation process of the existing air conditioner, the operation parameter with the optimal energy efficiency can be obtained according to the current indoor and outdoor environment temperature, so that the air conditioner outputs proper cold or heat after operating according to the operation parameter with the optimal energy efficiency, and the energy consumption of the air conditioner is saved.
Disclosure of Invention
The invention mainly aims to provide a control method of an air conditioner, the air conditioner and a computer readable storage medium, and aims to solve the problem of poor operation reliability of the air conditioner.
In order to achieve the above object, the present invention provides a control method of an air conditioner, wherein a control party of the air conditioner obtains a current compressor discharge pressure of the air conditioner;
when the current compressor exhaust pressure is greater than a first threshold value, obtaining a first target operation parameter according to a current operation parameter of the air conditioner and a temperature parameter of an environment where the air conditioner is located, wherein the current operation parameter comprises at least one of a current opening degree of an electronic expansion valve of the air conditioner, a current operation frequency of the compressor and a current rotating speed of a target fan, the first target operation parameter meets a preset energy efficiency condition, the first target operation parameter comprises at least one of a target opening degree of the electronic expansion valve, a target operation frequency of the compressor and a target rotating speed of the target fan, the target opening degree is smaller than or equal to the current opening degree, the target operation frequency is smaller than or equal to the current operation frequency, and the target rotating speed is greater than or equal to the current rotating speed;
and operating according to the first target operating parameter.
Optionally, after the step of obtaining the current compressor discharge pressure of the air conditioner, the method further includes:
when the current compressor exhaust pressure is smaller than or equal to the first threshold value, acquiring a second target operation parameter according to the temperature parameter of the environment where the air conditioner is located, wherein the second target operation parameter meets the preset energy efficiency condition;
and operating according to the second target operating parameter.
Optionally, the step of obtaining the current compressor discharge pressure of the air conditioner is executed at regular time, and after the step of obtaining the current compressor discharge pressure of the air conditioner, the method further includes:
when the current compressor exhaust pressure is smaller than or equal to the first threshold, judging whether the current compressor exhaust pressure is the first compressor exhaust pressure;
when the currently acquired compressor exhaust pressure is acquired for the first time, executing the step of acquiring the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located;
when the currently acquired compressor exhaust pressure is not the first acquired compressor exhaust pressure, judging whether the compressor exhaust pressure is smaller than a second threshold value, wherein the second threshold value is smaller than the first threshold value;
and when the exhaust pressure of the compressor is smaller than the second threshold value, executing the step of obtaining the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located.
Optionally, after the step of determining whether the compressor discharge pressure is smaller than a second threshold, the method further includes:
when the compressor discharge pressure is greater than or equal to the second threshold value, determining the last acquisition mode for acquiring the target operation parameters;
acquiring a third target operation parameter according to the last acquiring mode and the temperature parameter of the environment where the air conditioner is located, wherein the third target operation parameter meets the preset energy efficiency condition;
and operating according to the third target operating parameter.
Optionally, the step of obtaining a third target operating parameter according to the last obtaining manner and the temperature parameter of the environment where the air conditioner is located includes:
when the last obtaining mode is to obtain a target operation parameter according to the current operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located, obtaining a third target operation parameter according to the operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located, wherein the third target operation parameter comprises at least one of a target opening degree of the electronic expansion valve, a target operation frequency of a compressor and a target rotating speed of a target fan, the target opening degree is smaller than or equal to the opening degree of the electronic expansion valve obtained last time, the target operation frequency is smaller than or equal to the operation frequency of the compressor obtained last time, and the target rotating speed is larger than or equal to the rotating speed of the target fan obtained last time;
and when the last obtaining mode is to obtain the target operation parameter according to the temperature parameter, obtaining the third target operation parameter according to the temperature parameter of the environment where the air conditioner is located.
Optionally, the step of obtaining a first target operation parameter according to the current operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located includes:
inputting the temperature parameter and a target condition to a neural network model, wherein the target condition comprises at least one of that a target opening degree of the electronic expansion valve is greater than or equal to the current opening degree, a target operation frequency of the compressor is less than or equal to the current operation frequency, and a target rotation speed of the target fan is greater than or equal to the current rotation speed;
acquiring the first target operation parameter output by the neural network model;
the step of obtaining the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located comprises:
inputting the temperature parameter to the neural network model;
and acquiring the second target operation parameter output by the neural network model.
Optionally, the step of obtaining the second target operating parameter according to the temperature parameter of the environment where the air conditioner is located includes:
determining a plurality of groups of reference operation parameters according to the temperature parameters and a preset mapping relation, wherein the preset mapping relation is the mapping relation between the temperature parameters and the reference operation parameters;
determining an energy efficiency value corresponding to each group of the reference operation parameters;
and determining the reference operation parameter with the maximum energy efficiency value as the target operation parameter, wherein the preset energy efficiency condition comprises that the energy efficiency value of the target operation parameter is maximum.
Optionally, the step of obtaining a first target operation parameter according to the current operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located includes:
determining a plurality of groups of reference operation parameters according to the temperature parameters and a preset mapping relation, wherein the preset mapping relation is the mapping relation between the temperature parameters and the reference operation parameters;
and determining a reference operation parameter which meets a target condition and has the highest energy efficiency value as a first target operation parameter in the reference operation parameters, wherein the target condition comprises at least one of that the target opening degree of the electronic expansion valve is greater than or equal to the current opening degree, the target operation frequency of the compressor is less than or equal to the current operation frequency and the target rotating speed of the target fan is greater than or equal to the current rotating speed.
Optionally, when the operation mode of the air conditioner is the cooling mode, the target fan is an outdoor fan, and when the operation mode of the air conditioner is the heating mode, the target fan is an indoor fan.
In addition, to achieve the above object, the present invention also provides an air conditioner including: the control method comprises the following steps of storing a control program of the air conditioner, storing the control program of the air conditioner on the storage, and running on the processor, wherein the control program of the air conditioner realizes the steps of the control method of the air conditioner when being executed by the processor.
Further, to achieve the above object, the present invention also proposes a computer readable storage medium having stored thereon a control program of an air conditioner, which when executed by a processor, implements the steps of the control method of the air conditioner as described above.
The embodiment of the invention provides a control method of an air conditioner, a control of the air conditioner and a computer readable storage medium, when the current exhaust pressure of a compressor is greater than a first threshold value, the air conditioner obtains at least one of a target opening degree of an electronic expansion valve which is greater than or equal to the current opening degree of the electronic expansion valve, a target operating frequency of the compressor which is less than or equal to the current operating frequency of the compressor and a target rotating speed of a target fan which is greater than or equal to the current rotating speed of the target fan by increasing an obtaining condition for obtaining a first target operating parameter with optimal energy efficiency, so that when the air conditioner obtains the first target operating parameter, the air conditioner obtains the first target operating parameter which meets the reliability requirement and the energy consumption saving requirement according to the temperature parameter of the environment where the air conditioner is located and the current operating parameter of the air conditioner, and operates according to the obtained first target operating parameter, according to the scheme, the opening degree of the electronic expansion valve is increased, the running frequency of the compressor is reduced or the rotating speed of the target fan is increased so as to reduce the exhaust pressure of the compressor, meanwhile, the high energy efficiency of the air conditioner can be ensured, the running parameters are prevented from being switched for many times, and therefore the effect of improving the running reliability of the air conditioner is achieved.
Drawings
Fig. 1 is a schematic diagram of a hardware architecture of an air conditioner according to an embodiment of the present invention;
FIG. 2 is a flow chart illustrating a control method of an air conditioner according to a first embodiment of the present invention;
FIG. 3 is a flow chart illustrating a control method of an air conditioner according to a second embodiment of the present invention;
fig. 4 is a flowchart illustrating a control method of an air conditioner according to a third embodiment of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the operation process of the existing air conditioner, the operation parameter with the optimal energy efficiency can be obtained according to the current indoor and outdoor environment temperature, so that the air conditioner outputs proper cold or heat after operating according to the operation parameter with the optimal energy efficiency, and the energy consumption of the air conditioner is saved.
In order to solve the foregoing drawbacks, an embodiment of the present invention provides a method for controlling an air conditioner, and a computer-readable storage medium, where the method for controlling an air conditioner mainly includes the following steps:
acquiring the current compressor exhaust pressure of the air conditioner;
when the current compressor exhaust pressure is greater than a first threshold value, obtaining a first target operation parameter according to a current operation parameter of the air conditioner and a temperature parameter of an environment where the air conditioner is located, wherein the current operation parameter comprises at least one of a current opening degree of an electronic expansion valve of the air conditioner, a current operation frequency of the compressor and a current rotating speed of a target fan, the first target operation parameter meets a preset energy efficiency condition, the first target operation parameter comprises at least one of a target opening degree of the electronic expansion valve, a target operation frequency of the compressor and a target rotating speed of the target fan, the target opening degree is smaller than or equal to the current opening degree, the target operation frequency is smaller than or equal to the current operation frequency, and the target rotating speed is greater than or equal to the current rotating speed;
and operating according to the first target operating parameter.
When the current exhaust pressure of the compressor is greater than a first threshold value, the air conditioner obtains a first target operation parameter meeting the reliability requirement and the energy consumption saving requirement according to the temperature parameter of the environment where the air conditioner is located and the current operation parameter of the air conditioner by increasing the obtaining condition for obtaining a first target operation parameter with optimal energy efficiency, namely at least one of the target opening degree of the electronic expansion valve is greater than or equal to the current opening degree of the electronic expansion valve, the target operation frequency of the compressor is less than or equal to the current operation frequency of the compressor and the target rotation speed of the target fan is greater than or equal to the current rotation speed of the target fan, and operates according to the obtained first target operation parameter, the energy efficiency of the air conditioner can be ensured to be high, and the operation parameters are prevented from being switched for many times, so that the effect of improving the operation reliability of the air conditioner is achieved.
As shown in fig. 1, fig. 1 is a schematic diagram of a hardware architecture of an air conditioner according to an embodiment of the present invention.
As shown in fig. 1, the air conditioner may include: a processor 1001, such as a CPU, a memory 1003, and a communication bus 1002. Wherein a communication bus 1002 is used to enable connective communication between these components. The memory 1003 may be a high-speed RAM memory or a non-volatile memory (non-volatile memory). The memory 1003 may alternatively be a storage device separate from the processor 1001.
Those skilled in the art will appreciate that the hardware architecture of the air conditioner shown in fig. 1 does not constitute a limitation of the air conditioner, and may include more or fewer components than those shown, or some components in combination, or a different arrangement of components.
As shown in fig. 1, the memory 1003, which is a kind of computer storage medium, may include therein an operating system and a control program of an air conditioner.
In the air conditioner shown in fig. 1, the processor 1001 may be configured to call a control program of the air conditioner stored in the memory 1003, and perform the following operations:
acquiring the current compressor exhaust pressure of the air conditioner;
when the current compressor exhaust pressure is greater than a first threshold value, obtaining a first target operation parameter according to a current operation parameter of the air conditioner and a temperature parameter of an environment where the air conditioner is located, wherein the current operation parameter comprises at least one of a current opening degree of an electronic expansion valve of the air conditioner, a current operation frequency of the compressor and a current rotating speed of a target fan, the first target operation parameter meets a preset energy efficiency condition, the first target operation parameter comprises at least one of a target opening degree of the electronic expansion valve, a target operation frequency of the compressor and a target rotating speed of the target fan, the target opening degree is smaller than or equal to the current opening degree, the target operation frequency is smaller than or equal to the current operation frequency, and the target rotating speed is greater than or equal to the current rotating speed;
and operating according to the first target operating parameter.
Further, the processor 1001 may be configured to call a control program of the air conditioner stored in the memory 1003, and further perform the following operations:
when the current compressor exhaust pressure is smaller than or equal to the first threshold value, acquiring a second target operation parameter according to the temperature parameter of the environment where the air conditioner is located, wherein the second target operation parameter meets the preset energy efficiency condition;
and operating according to the second target operating parameter.
Further, the processor 1001 may be configured to call a control program of the air conditioner stored in the memory 1003, and further perform the following operations:
when the current compressor exhaust pressure is smaller than or equal to the first threshold, judging whether the current compressor exhaust pressure is the first compressor exhaust pressure;
when the currently acquired compressor exhaust pressure is acquired for the first time, executing the step of acquiring the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located;
when the currently acquired compressor exhaust pressure is not the first acquired compressor exhaust pressure, judging whether the compressor exhaust pressure is smaller than a second threshold value, wherein the second threshold value is smaller than the first threshold value;
and when the exhaust pressure of the compressor is smaller than the second threshold value, executing the step of obtaining the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located.
Further, the processor 1001 may be configured to call a control program of the air conditioner stored in the memory 1003, and further perform the following operations:
when the compressor discharge pressure is greater than or equal to the second threshold value, determining the last acquisition mode for acquiring the target operation parameters;
acquiring a third target operation parameter according to the last acquiring mode and the temperature parameter of the environment where the air conditioner is located, wherein the third target operation parameter meets the preset energy efficiency condition;
and operating according to the third target operating parameter.
Further, the processor 1001 may be configured to call a control program of the air conditioner stored in the memory 1003, and further perform the following operations:
when the last obtaining mode is to obtain a target operation parameter according to the current operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located, obtaining a third target operation parameter according to the operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located, wherein the third target operation parameter comprises at least one of a target opening degree of the electronic expansion valve, a target operation frequency of a compressor and a target rotating speed of a target fan, the target opening degree is smaller than or equal to the opening degree of the electronic expansion valve obtained last time, the target operation frequency is smaller than or equal to the operation frequency of the compressor obtained last time, and the target rotating speed is larger than or equal to the rotating speed of the target fan obtained last time;
and when the last obtaining mode is to obtain the target operation parameter according to the temperature parameter, obtaining the third target operation parameter according to the temperature parameter of the environment where the air conditioner is located.
Further, the processor 1001 may be configured to call a control program of the air conditioner stored in the memory 1003, and further perform the following operations:
inputting the temperature parameter and a target condition to a neural network model, wherein the target condition comprises at least one of that a target opening degree of the electronic expansion valve is greater than or equal to the current opening degree, a target operation frequency of the compressor is less than or equal to the current operation frequency, and a target rotation speed of the target fan is greater than or equal to the current rotation speed;
acquiring the first target operation parameter output by the neural network model;
the step of obtaining the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located comprises:
inputting the temperature parameter to the neural network model;
and acquiring the second target operation parameter output by the neural network model.
Further, the processor 1001 may be configured to call a control program of the air conditioner stored in the memory 1003, and further perform the following operations:
determining a plurality of groups of reference operation parameters according to the temperature parameters and a preset mapping relation, wherein the preset mapping relation is the mapping relation between the temperature parameters and the reference operation parameters;
determining an energy efficiency value corresponding to each group of the reference operation parameters;
and determining the reference operation parameter with the maximum energy efficiency value as the target operation parameter, wherein the preset energy efficiency condition comprises that the energy efficiency value of the target operation parameter is maximum.
Further, the processor 1001 may be configured to call a control program of the air conditioner stored in the memory 1003, and further perform the following operations:
determining a plurality of groups of reference operation parameters according to the temperature parameters and a preset mapping relation, wherein the preset mapping relation is the mapping relation between the temperature parameters and the reference operation parameters;
and determining a reference operation parameter which meets a target condition and has the highest energy efficiency value as a first target operation parameter in the reference operation parameters, wherein the target condition comprises at least one of that the target opening degree of the electronic expansion valve is greater than or equal to the current opening degree, the target operation frequency of the compressor is less than or equal to the current operation frequency and the target rotating speed of the target fan is greater than or equal to the current rotating speed.
Referring to fig. 2, in a first embodiment of a control method of an air conditioner of the present invention, the control method of the air conditioner includes the steps of:
step S10, acquiring the current compressor exhaust pressure of the air conditioner;
step S20, when the current compressor discharge pressure is larger than the first threshold, obtaining a first target operation parameter according to the current operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located, wherein the current operation parameter includes at least one of a current opening degree of an electronic expansion valve of the air conditioner, a current operation frequency of a compressor, and a current rotation speed of a target fan, the first target operation parameter satisfies the preset energy efficiency condition, and the first target operation parameter includes at least one of a target opening degree of the electronic expansion valve, a target operation frequency of the compressor, and a target rotation speed of the target fan, the target opening degree is smaller than or equal to the current opening degree, the target operation frequency is smaller than or equal to the current operation frequency, and the target rotating speed is greater than or equal to the current rotating speed;
and step S30, operating according to the first target operating parameter.
In this embodiment, the compressor discharge pressure is a pressure at a compressor discharge pipe, and the first threshold is a critical value for detecting whether a current compressor discharge pressure of the air conditioner is too high; the temperature parameters may include an indoor ambient temperature of an environment where an indoor unit of the air conditioner is located and an outdoor ambient temperature of an environment where an outdoor unit of the air conditioner is located; the current operation parameter comprises at least one of the current opening degree of an electronic expansion valve of the air conditioner, the current operation frequency of a compressor and the current rotating speed of a target fan; the target fan can be an indoor fan or an outdoor fan; when the operation mode of the air conditioner is a refrigeration mode, the target fan is an outdoor fan; when the operation mode of the air conditioner is a heating mode, the target fan is an indoor fan; the target operation parameter is an operation parameter with the highest effective value in a plurality of groups of operation parameters corresponding to the temperature parameter, and can comprise at least one of the rotating speed of an indoor fan, the rotating speed of an outdoor fan, the operation frequency of a compressor, the opening degree of an electronic expansion valve, the operation mode of an air conditioner, the exhaust temperature of the compressor, the middle temperature of a coil pipe of an indoor heat exchanger and the middle temperature of the coil pipe of an outdoor heat exchanger; the preset energy efficiency condition may include at least one of a maximum energy efficiency value and an energy efficiency value greater than a preset threshold.
The processor acquires the current compressor exhaust pressure, then compares the current compressor exhaust pressure with a first threshold value, acquires the current indoor environment temperature and the current outdoor environment temperature of the environment where the air conditioner is located when the current compressor exhaust pressure is greater than the first threshold value, acquires the current operating parameters of the air conditioner, and acquires a plurality of corresponding groups of reference operating parameters in the memory according to the acquired current indoor environment temperature, the current outdoor environment temperature and the current operating parameters of the air conditioner; when the preset energy efficiency condition is that the energy efficiency value is maximum, selecting a reference operation parameter with the highest energy efficiency value from the obtained multiple groups of reference operation parameters as a current first target operation parameter of the air conditioner; when the preset energy efficiency condition is that the energy efficiency value is larger than a preset threshold value, comparing the preset threshold value with the energy efficiency values corresponding to the obtained multiple groups of reference operation parameters one by one, and when the energy efficiency value is detected to be larger than the preset threshold value, taking the reference operation parameter corresponding to the energy efficiency value larger than the preset threshold value as a current first target operation parameter of the air conditioner; and then controlling the component corresponding to the first target operation parameter in the air conditioner to operate according to the first target operation parameter.
Illustratively, when the acquired first target operation parameter includes that the rotation speed of the indoor fan is equal to a, the rotation speed of the outdoor fan is equal to B, the operation frequency of the compressor is equal to C, and the opening degree of the electronic expansion valve is D, the rotation speed of the indoor fan is controlled to be adjusted to a, the rotation speed of the outdoor fan is controlled to be adjusted to B, the operation frequency of the compressor is controlled to be adjusted to C, and the opening degree of the electronic expansion valve is controlled to be adjusted to D.
In the technical solution disclosed in this embodiment, when the current compressor discharge pressure is greater than the first threshold, by increasing the obtaining condition for obtaining the first target operation parameter with the optimal energy efficiency, that is, at least one of the target opening degree of the electronic expansion valve is greater than or equal to the current opening degree of the electronic expansion valve, the target operation frequency of the compressor is less than or equal to the current operation frequency of the compressor, and the target rotation speed of the target fan is greater than or equal to the current rotation speed of the target fan, when the air conditioner obtains the first target operation parameter, the first target operation parameter meeting the reliability requirement and the energy saving requirement is obtained according to the temperature parameter of the environment where the air conditioner is located and the current operation parameter of the air conditioner, and is operated according to the obtained first target operation parameter, in the present solution, while increasing the opening degree of the electronic expansion valve, decreasing the operation frequency of the compressor, or increasing the rotation speed of the target fan to decrease the discharge pressure of the compressor, the energy efficiency of the air conditioner can be ensured to be high, and the operation parameters are prevented from being switched for many times, so that the effect of improving the operation reliability of the air conditioner is achieved.
Alternatively, referring to fig. 3, based on the first embodiment, in the second embodiment of the control method of an air conditioner of the present invention, after the step S10, the method further includes the following steps:
step S40, when the current compressor discharge pressure is smaller than or equal to the first threshold value, obtaining a second target operation parameter according to the temperature parameter of the environment where the air conditioner is located, wherein the second target operation parameter meets the preset energy efficiency condition;
and step S50, operating according to the second target operating parameter.
In this embodiment, the processor compares the current compressor discharge pressure with a first threshold, and when the current compressor discharge pressure is greater than or equal to the first threshold, obtains the current indoor environment temperature and the current outdoor environment temperature of the environment where the air conditioner is located, and obtains multiple sets of corresponding reference operation parameters in the memory according to the obtained current indoor environment temperature and the current outdoor environment temperature, and when the preset energy efficiency condition is that the energy efficiency value is maximum, selects a reference operation parameter with the highest energy efficiency value from the multiple sets of obtained reference operation parameters as a current second target operation parameter of the air conditioner; when the preset energy efficiency condition is that the energy efficiency value is larger than a preset threshold value, comparing the preset threshold value with the energy efficiency values corresponding to the obtained multiple groups of reference operation parameters one by one, and when the energy efficiency value is detected to be larger than the preset threshold value, taking the reference operation parameter corresponding to the energy efficiency value larger than the preset threshold value as a current second target operation parameter of the air conditioner; and then controlling the component corresponding to the second target operation parameter in the air conditioner to operate according to the second target operation parameter.
In the technical scheme disclosed in this embodiment, the operation parameter with the highest energy efficiency value is obtained as the second target operation parameter, and then the corresponding component in the air conditioner is controlled to operate according to the second target operation parameter, so that the air conditioner operates according to the operation parameter with the highest energy efficiency, and an effect of reducing energy consumption of the air conditioner is achieved.
Alternatively, referring to fig. 4, based on the second embodiment, in the third embodiment of the control method of an air conditioner of the present invention, the processor may execute step S10 periodically, and then the step S40 further includes the following steps:
step S401, when the current compressor exhaust pressure is smaller than or equal to the first threshold, judging whether the current compressor exhaust pressure is the first compressor exhaust pressure obtained;
step S402, when the currently obtained compressor exhaust pressure is the first obtained compressor exhaust pressure, executing the step of obtaining the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located;
step S403, when the currently obtained compressor discharge pressure is not the first obtained compressor discharge pressure, judging whether the compressor discharge pressure is smaller than a second threshold value, wherein the second threshold value is smaller than the first threshold value;
and S404, when the exhaust pressure of the compressor is smaller than the second threshold value, executing the step of obtaining the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located.
In this embodiment, when the current compressor discharge pressure is less than or equal to the first threshold, the processor determines whether the current compressor discharge pressure is the first obtained compressor discharge pressure, that is, whether the processor executes step S10 for the first time, and when the current compressor discharge pressure is determined to be the first obtained compressor discharge pressure, obtains the current indoor ambient temperature and the current outdoor ambient temperature of the environment where the air conditioner is located, and obtains multiple sets of reference operation parameters corresponding to the memory according to the obtained current indoor ambient temperature and the current outdoor ambient temperature, and when the preset energy efficiency value is the maximum, selects the reference operation parameter with the highest energy efficiency value from the obtained multiple sets of reference operation parameters as the current second target operation parameter of the air conditioner; when the preset energy efficiency condition is that the energy efficiency value is larger than a preset threshold value, comparing the preset threshold value with the energy efficiency values corresponding to the obtained multiple groups of reference operation parameters one by one, and when the energy efficiency value is detected to be larger than the preset threshold value, taking the reference operation parameter corresponding to the energy efficiency value larger than the preset threshold value as a current second target operation parameter of the air conditioner; and then controlling the component corresponding to the second target operation parameter in the air conditioner to operate according to the second target operation parameter.
When the obtained compressor exhaust pressure is judged to be the non-first obtained compressor exhaust pressure, the processor compares the current compressor exhaust pressure with a second threshold, obtains the current indoor environment temperature and the current outdoor environment temperature of the environment where the air conditioner is located when the current compressor exhaust pressure is smaller than the second threshold, obtains multiple groups of corresponding reference operation parameters in the storage according to the obtained current indoor environment temperature and the current outdoor environment temperature, and selects the reference operation parameter with the highest energy efficiency value from the multiple groups of reference operation parameters as the current second target operation parameter of the air conditioner when the preset energy efficiency condition is the maximum energy efficiency value; when the preset energy efficiency condition is that the energy efficiency value is larger than a preset threshold value, comparing the preset threshold value with the energy efficiency values corresponding to the obtained multiple groups of reference operation parameters one by one, and when the energy efficiency value is detected to be larger than the preset threshold value, taking the reference operation parameter corresponding to the energy efficiency value larger than the preset threshold value as a current second target operation parameter of the air conditioner; and then controlling the component corresponding to the second target operation parameter in the air conditioner to operate according to the second target operation parameter.
Optionally, after the step S403, the method further includes the following steps:
step S405, when the compressor discharge pressure is larger than or equal to the second threshold value, determining the last acquisition mode of the target operation parameters;
step S406, acquiring a third target operation parameter according to the last acquiring mode and the temperature parameter of the environment where the air conditioner is located, wherein the third target operation parameter meets the preset energy efficiency condition;
and step S407, operating according to the third target operating parameter.
In this embodiment, when the current compressor discharge pressure is greater than or equal to the second threshold, the processor determines an obtaining mode when the target operation parameter is obtained last time, then obtains the current indoor environment temperature and the current outdoor environment temperature of the environment where the air conditioner is located, obtains multiple sets of corresponding reference operation parameters in the memory according to the obtained current indoor environment temperature, the current outdoor environment temperature and the last obtaining mode, and selects a reference operation parameter with the highest energy efficiency value from the multiple sets of obtained reference operation parameters as a current third target operation parameter of the air conditioner when the preset energy efficiency condition is the maximum energy efficiency value; when the preset energy efficiency condition is that the energy efficiency value is larger than a preset threshold value, comparing the preset threshold value with the energy efficiency values corresponding to the obtained multiple groups of reference operation parameters one by one, and when the energy efficiency value is detected to be larger than the preset threshold value, taking the reference operation parameter corresponding to the energy efficiency value larger than the preset threshold value as a current third target operation parameter of the air conditioner; and then controlling the component corresponding to the third target operation parameter in the air conditioner to operate according to the third target operation parameter.
Optionally, the step S406 further includes the steps of:
s4061, when the last obtaining mode is to obtain a target operation parameter according to the current operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located, obtaining a third target operation parameter according to the operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located, where the third target operation parameter includes at least one of a target opening degree of the electronic expansion valve, a target operation frequency of a compressor and a target rotation speed of a target fan, the target opening degree is less than or equal to the opening degree of the electronic expansion valve obtained last time, the target operation frequency is less than or equal to the operation frequency of the compressor obtained last time, and the target rotation speed is greater than or equal to the rotation speed of the target fan obtained last time;
step S4062, when the last obtaining mode is to obtain the target operation parameter according to the temperature parameter, obtaining the third target operation parameter according to the temperature parameter of the environment where the air conditioner is located.
In this embodiment, the processor identifies an acquisition mode of last acquiring a target operation parameter, acquires a current indoor environment temperature and a current outdoor environment temperature of an environment where the air conditioner is located when the last acquisition mode is to acquire the target operation parameter according to an operation parameter of the air conditioner and a temperature parameter of the environment where the air conditioner is located, acquires a plurality of sets of corresponding reference operation parameters in the memory according to the acquired current indoor environment temperature, the acquired current outdoor environment temperature and the last acquired operation parameter of the air conditioner, and selects a reference operation parameter with the highest energy efficiency value from the plurality of sets of acquired reference operation parameters as a current third target operation parameter of the air conditioner when the preset energy efficiency condition is the maximum energy efficiency value; when the preset energy efficiency condition is that the energy efficiency value is larger than a preset threshold value, comparing the preset threshold value with the energy efficiency values corresponding to the obtained multiple groups of reference operation parameters one by one, and when the energy efficiency value is detected to be larger than the preset threshold value, taking the reference operation parameter corresponding to the energy efficiency value larger than the preset threshold value as a current third target operation parameter of the air conditioner;
for example, when the previous obtaining mode is to obtain the target operation parameter according to the opening a of the electronic expansion valve of the air conditioner, the operating frequency B of the compressor, the rotation speed C of the target fan, the indoor environment temperature D, and the outdoor environment temperature parameter E, the processor may obtain the opening a of the electronic expansion valve, the operating frequency B of the compressor, and the rotation speed C of the target fan in the previous obtaining mode, then obtain the current indoor environment temperature C and the current outdoor environment temperature D, and then obtain the third target operation parameter according to the opening a of the electronic expansion valve, the operating frequency B of the compressor, the rotation speed C of the target fan, the current indoor environment temperature C, and the current outdoor environment temperature D.
The processor acquires the current indoor environment temperature and the current outdoor environment temperature of the environment where the air conditioner is located when acquiring the target operation parameters according to the temperature parameters in the last acquisition mode, acquires multiple corresponding sets of reference operation parameters in the memory according to the acquired current indoor environment temperature and the current outdoor environment temperature, and selects the reference operation parameter with the highest energy efficiency value from the multiple sets of reference operation parameters as the current third target operation parameter of the air conditioner when the preset energy efficiency condition is that the energy efficiency value is the maximum; when the preset energy efficiency condition is that the energy efficiency value is larger than the preset threshold value, comparing the preset threshold value with the energy efficiency values corresponding to the obtained multiple groups of reference operation parameters one by one, and when the energy efficiency value is detected to be larger than the preset threshold value, taking the reference operation parameter corresponding to the energy efficiency value larger than the preset threshold value as the current third target operation parameter of the air conditioner.
In the technical scheme disclosed in this embodiment, by setting the protection interval, when the current compressor discharge pressure is in the protection interval, the third target operation parameter is obtained according to the last obtaining mode and the current temperature parameter, thereby avoiding the situation that the air conditioner repeatedly adjusts the operation parameters between the protection mechanism and the energy saving mechanism, and improving the operation stability of the air conditioner.
Alternatively, based on the second embodiment, in a fifth embodiment of the control method of an air conditioner of the present invention, the step S20 further includes the steps of:
step S21, inputting the temperature parameters and target conditions into a neural network model, wherein the target conditions comprise at least one of the target opening degree of the electronic expansion valve being greater than or equal to the current opening degree, the target operating frequency of the compressor being less than or equal to the current operating frequency and the target rotating speed of the target fan being greater than or equal to the current rotating speed;
step S22, acquiring the first target operation parameter output by the neural network model;
the step S40 further includes the steps of:
step S408, inputting the temperature parameter into the neural network model;
and step S409, acquiring the second target operation parameter output by the neural network model.
In this embodiment, the processor may first obtain different test operation parameters of the air conditioner at different temperature parameters, and simultaneously obtain an energy efficiency value corresponding to each test operation parameter, and then train the neural network with the different temperature parameters, the different test operation parameters, and the corresponding energy efficiency values of the air conditioner to obtain a neural network model, and store the obtained neural network model in the memory.
The processor can input the target indoor environment temperature equal to the current indoor environment temperature, the target outdoor environment temperature equal to the current outdoor environment temperature, the target opening degree of the electronic expansion valve greater than or equal to the current opening degree of the electronic expansion valve, the target operation frequency of the compressor less than or equal to the current operation frequency of the compressor and the target rotating speed of the target fan greater than or equal to the current rotating speed of the target fan into the neural network model so as to output target operation parameters according to the conditions through the neural network model, and the processor receives the target operation parameters output by the neural network model.
The processor can also input the target indoor environment temperature equal to the current indoor environment temperature and the target outdoor environment temperature equal to the current outdoor environment temperature into the neural network model so as to output target operation parameters according to the conditions through the neural network model, and the processor receives the target operation parameters output by the neural network model.
In the technical scheme disclosed in this embodiment, the accuracy of obtaining the target operation parameters is improved by training the neural network model, inputting the temperature parameters and the target conditions into the neural network model, and then obtaining the target operation parameters output by the neural network model.
Alternatively, based on the above embodiment, in a fourth embodiment of the control method of an air conditioner of the present invention, the step S40 further includes the steps of:
step S410, determining a plurality of groups of reference operation parameters according to the temperature parameters and a preset mapping relation, wherein the preset mapping relation is the mapping relation between the temperature parameters and the reference operation parameters;
step S411, determining an energy efficiency value corresponding to each group of reference operation parameters;
step S412, determining the reference operation parameter with the largest energy efficiency value as the target operation parameter, where the preset energy efficiency condition includes that the energy efficiency value of the target operation parameter is the largest.
In this embodiment, the processor determines a plurality of sets of temperature parameters in the memory, which satisfy that the indoor environment temperature is equal to the current indoor environment temperature and the outdoor environment temperature is equal to the current outdoor environment temperature, and then obtains a plurality of corresponding sets of reference operating parameters according to a preset mapping relationship and the determined plurality of sets of temperature parameters, where a set of temperature parameters corresponds to a set of reference operating parameters, then obtains an energy efficiency value corresponding to each set of operating parameters, compares each obtained energy efficiency value, and then uses the operating parameter with the largest energy efficiency value as the second target operating parameter.
Similarly, in step S4062, the processor may also determine multiple sets of temperature parameters in the memory, where the indoor environment temperature is equal to the current indoor environment temperature and the outdoor environment temperature is equal to the current outdoor environment temperature, and then obtain corresponding multiple sets of reference operating parameters according to the preset mapping relationship and the determined multiple sets of temperature parameters, where one set of temperature parameters corresponds to one set of reference operating parameters, then obtain an energy efficiency value corresponding to each set of operating parameters, compare each obtained energy efficiency value, and then use the operating parameter with the largest energy efficiency value as the third target operating parameter.
In the technical scheme disclosed in this embodiment, by presetting the mapping relationship between the temperature parameter and the reference operation parameter, when the processor acquires the temperature parameter or part of the operation parameters, the reference operation parameter meeting the conditions can be acquired according to the preset mapping relationship, so that the situation that the remaining operation parameters are calculated according to the temperature parameter or part of the operation parameters is avoided, and the operation speed of the air conditioner is increased.
The step S20 further includes the steps of:
step S23, determining multiple groups of reference operation parameters according to the temperature parameters and a preset mapping relation, wherein the preset mapping relation is the mapping relation between the temperature parameters and the reference operation parameters;
step S24, determining reference operation parameters which meet target conditions and have the highest energy efficiency value among the reference operation parameters as first target operation parameters, wherein the target conditions comprise at least one of the target opening degree of the electronic expansion valve being greater than or equal to the current opening degree, the target operation frequency of the compressor being less than or equal to the current operation frequency and the target rotating speed of the target fan being greater than or equal to the current rotating speed.
In this embodiment, the preset mapping relationship is a mapping relationship between the temperature parameter and the reference operation parameter, different temperature parameters and different reference operation parameters are stored in a memory according to the preset mapping relationship, and each set of reference operation parameters records a corresponding energy efficiency value.
The processor determines a plurality of groups of temperature parameters which meet the condition that the indoor environment temperature is equal to the current indoor environment temperature and the outdoor environment temperature is equal to the current outdoor environment temperature in the memory, and then acquires a plurality of corresponding groups of reference operation parameters according to a preset mapping relation and the plurality of groups of determined temperature parameters, wherein one group of temperature parameters corresponds to one group of reference operation parameters; and then determining a reference operating parameter which meets the target condition in the obtained multiple groups of reference operating parameters, and taking the reference operating parameter as a first target operating parameter.
When multiple sets of reference operation parameters meeting the target conditions exist, the energy efficiency value corresponding to each set of reference operation parameters meeting the target conditions can be obtained, each obtained energy efficiency value is compared, and then the reference operation parameter with the largest energy efficiency value is used as the first target operation parameter.
For example, when the target conditions include that the target opening degree of the electronic expansion valve is greater than or equal to the current opening degree, the target operating frequency of the compressor is less than or equal to the current operating frequency, and the target rotation speed of the target fan is greater than or equal to the current rotation speed, the reference operating parameters that the target opening degree of the electronic expansion valve is greater than or equal to the current opening degree, the target operating frequency of the compressor is less than or equal to the current operating frequency, and the target rotation speed of the target fan is greater than or equal to the current rotation speed are obtained from multiple sets of reference operating parameters corresponding to multiple sets of temperature parameters.
Similarly, in step S4061, the processor may also determine multiple sets of temperature parameters in the memory, which satisfy that the indoor environment temperature is equal to the current indoor environment temperature and the outdoor environment temperature is equal to the current outdoor environment temperature, and then obtain corresponding multiple sets of reference operating parameters according to the preset mapping relationship and the determined multiple sets of temperature parameters, where one set of temperature parameters corresponds to one set of reference operating parameters; and then determining a reference operating parameter which meets the target condition in the obtained multiple groups of reference operating parameters, and taking the reference operating parameter as a first target operating parameter.
When multiple sets of reference operation parameters meeting the target conditions exist, the energy efficiency value corresponding to each set of reference operation parameters meeting the target conditions can be obtained, each obtained energy efficiency value is compared, and then the reference operation parameter with the largest energy efficiency value is used as a third target operation parameter.
In addition, an embodiment of the present invention further provides an air conditioner, where the air conditioner includes a memory, a processor, and a control program of the air conditioner that is stored in the memory and is executable on the processor, and the control program of the air conditioner, when executed by the processor, implements the steps of the control method of the air conditioner according to the above embodiments.
Furthermore, an embodiment of the present invention further provides a computer-readable storage medium, where a control program of an air conditioner is stored, and the control program of the air conditioner, when executed by a processor, implements the steps of the control method of the air conditioner according to the above embodiments.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) as described above and includes instructions for causing an air conditioner to execute the method according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (11)

1. A control method of an air conditioner is characterized by comprising the following steps:
acquiring the current compressor exhaust pressure of the air conditioner;
when the current compressor exhaust pressure is greater than a first threshold value, obtaining a first target operation parameter according to a current operation parameter of the air conditioner and a temperature parameter of an environment where the air conditioner is located, wherein the current operation parameter comprises at least one of a current opening degree of an electronic expansion valve of the air conditioner, a current operation frequency of the compressor and a current rotating speed of a target fan, the first target operation parameter meets a preset energy efficiency condition, the first target operation parameter comprises at least one of a target opening degree of the electronic expansion valve, a target operation frequency of the compressor and a target rotating speed of the target fan, the target opening degree is smaller than or equal to the current opening degree, the target operation frequency is smaller than or equal to the current operation frequency, and the target rotating speed is greater than or equal to the current rotating speed;
and operating according to the first target operating parameter.
2. The method for controlling an air conditioner as claimed in claim 1, wherein the step of obtaining a current compressor discharge pressure of the air conditioner is followed by further comprising:
when the current compressor exhaust pressure is smaller than or equal to the first threshold value, acquiring a second target operation parameter according to the temperature parameter of the environment where the air conditioner is located, wherein the second target operation parameter meets the preset energy efficiency condition;
and operating according to the second target operating parameter.
3. The method as claimed in claim 2, wherein the step of obtaining a current compressor discharge pressure of the air conditioner is performed periodically, and the step of obtaining a current compressor discharge pressure of the air conditioner is followed by further comprising:
when the current compressor exhaust pressure is smaller than or equal to the first threshold, judging whether the current compressor exhaust pressure is the first compressor exhaust pressure;
when the currently acquired compressor exhaust pressure is acquired for the first time, executing the step of acquiring the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located;
when the currently acquired compressor exhaust pressure is not the first acquired compressor exhaust pressure, judging whether the compressor exhaust pressure is smaller than a second threshold value, wherein the second threshold value is smaller than the first threshold value;
and when the exhaust pressure of the compressor is smaller than the second threshold value, executing the step of obtaining the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located.
4. The method for controlling an air conditioner as claimed in claim 3, wherein said step of determining whether the compressor discharge pressure is less than a second threshold value further comprises:
when the compressor discharge pressure is greater than or equal to the second threshold value, determining the last acquisition mode for acquiring the target operation parameters;
acquiring a third target operation parameter according to the last acquiring mode and the temperature parameter of the environment where the air conditioner is located, wherein the third target operation parameter meets the preset energy efficiency condition;
and operating according to the third target operating parameter.
5. The method as claimed in claim 4, wherein the step of obtaining a third target operation parameter according to the last obtaining manner and the temperature parameter of the environment where the air conditioner is located comprises:
when the last obtaining mode is to obtain a target operation parameter according to the current operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located, obtaining a third target operation parameter according to the operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located, wherein the third target operation parameter comprises at least one of a target opening degree of the electronic expansion valve, a target operation frequency of a compressor and a target rotating speed of a target fan, the target opening degree is smaller than or equal to the opening degree of the electronic expansion valve obtained last time, the target operation frequency is smaller than or equal to the operation frequency of the compressor obtained last time, and the target rotating speed is larger than or equal to the rotating speed of the target fan obtained last time;
and when the last obtaining mode is to obtain the target operation parameter according to the temperature parameter, obtaining the third target operation parameter according to the temperature parameter of the environment where the air conditioner is located.
6. The method as claimed in claim 2, wherein the step of obtaining the first target operation parameter according to the current operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located comprises:
inputting the temperature parameter and a target condition to a neural network model, wherein the target condition comprises at least one of that a target opening degree of the electronic expansion valve is greater than or equal to the current opening degree, a target operation frequency of the compressor is less than or equal to the current operation frequency, and a target rotation speed of the target fan is greater than or equal to the current rotation speed;
acquiring the first target operation parameter output by the neural network model;
the step of obtaining the second target operation parameter according to the temperature parameter of the environment where the air conditioner is located comprises:
inputting the temperature parameter to the neural network model;
and acquiring the second target operation parameter output by the neural network model.
7. The method as claimed in claim 2, wherein the step of obtaining the second target operation parameter according to the temperature parameter of the environment in which the air conditioner is located comprises:
determining a plurality of groups of reference operation parameters according to the temperature parameters and a preset mapping relation, wherein the preset mapping relation is the mapping relation between the temperature parameters and the reference operation parameters;
determining an energy efficiency value corresponding to each group of the reference operation parameters;
and determining the reference operation parameter with the maximum energy efficiency value as the target operation parameter, wherein the preset energy efficiency condition comprises that the energy efficiency value of the target operation parameter is maximum.
8. The method as claimed in claim 1, wherein the step of obtaining the first target operation parameter according to the current operation parameter of the air conditioner and the temperature parameter of the environment where the air conditioner is located comprises:
determining a plurality of groups of reference operation parameters according to the temperature parameters and a preset mapping relation, wherein the preset mapping relation is the mapping relation between the temperature parameters and the reference operation parameters;
and determining reference operation parameters meeting target conditions and the preset energy efficiency conditions in the reference operation parameters as first target operation parameters, wherein the target conditions comprise at least one of the target opening degree of the electronic expansion valve being greater than or equal to the current opening degree, the target operation frequency of the compressor being less than or equal to the current operation frequency and the target rotating speed of the target fan being greater than or equal to the current rotating speed.
9. The method of claim 1, wherein the target fan is an outdoor fan when the operation mode of the air conditioner is a cooling mode, and the target fan is an indoor fan when the operation mode of the air conditioner is a heating mode.
10. An air conditioner, characterized in that the air conditioner comprises: a memory, a processor, and a control program of an air conditioner stored on the memory and executable on the processor, the control program of the air conditioner implementing the steps of the control method of the air conditioner as claimed in any one of claims 1 to 9 when executed by the processor.
11. A computer-readable storage medium, characterized in that a control program of an air conditioner is stored thereon, which when executed by a processor implements the steps of the control method of the air conditioner according to any one of claims 1 to 9.
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