CN112628966A - Control method and device for air conditioner and air conditioner - Google Patents

Control method and device for air conditioner and air conditioner Download PDF

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Publication number
CN112628966A
CN112628966A CN202011520307.6A CN202011520307A CN112628966A CN 112628966 A CN112628966 A CN 112628966A CN 202011520307 A CN202011520307 A CN 202011520307A CN 112628966 A CN112628966 A CN 112628966A
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temperature
space
air
air conditioner
current
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马玉奇
李辉增
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Qingdao Haier Air Conditioner Gen Corp Ltd
Qingdao Haier Air Conditioning Electric Co Ltd
Haier Smart Home Co Ltd
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Qingdao Haier Air Conditioner Gen Corp Ltd
Qingdao Haier Air Conditioning Electric Co Ltd
Haier Smart Home Co Ltd
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Priority to CN202011520307.6A priority Critical patent/CN112628966A/en
Publication of CN112628966A publication Critical patent/CN112628966A/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
    • F24F11/70Control 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
    • 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
    • F24F11/88Electrical aspects, e.g. circuits
    • 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
    • F24F11/89Arrangement or mounting of control or safety devices
    • 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

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

Abstract

The application relates to the technical field of intelligent household appliances, and discloses a control method for an air conditioner, which comprises the following steps: obtaining the current space average temperature of the space where the air conditioner is located; wherein the current space average temperature is calculated based on the air fluid volume of the space; and controlling the air conditioner to operate according to the magnitude relation between the preset temperature and the current space average temperature. The current space average temperature of the space where the air conditioner is located is obtained through calculation based on the air fluid volume of the space where the air conditioner is located, and the influence of other entity containing objects which do not exchange gas in the space where the air conditioner is located on the gas exchange in the space is not considered, so that the actual average temperature of the space where the air conditioner is located can be accurately represented through the current space average temperature obtained through calculation, the air conditioner is controlled to operate according to the size relation between the preset temperature and the current space average temperature, the temperature requirement of a user can be better met, and the use experience of the user is improved. The application also discloses a controlling means and air conditioner for the air conditioner.

Description

Control method and device for air conditioner and air conditioner
Technical Field
The application relates to the technical field of intelligent household appliances, in particular to a control method and device for an air conditioner and the air conditioner.
Background
In the prior art, when an air conditioner works, the return air temperature detected by the air conditioner and the set temperature of the air conditioner are mostly used as the judgment basis required by the working energy of the air conditioner, namely, when the temperature difference between the return air temperature and the set temperature reaches a certain numerical value, the air conditioner performs refrigeration or heating work in a high-horsepower state; when the temperature difference between the return air temperature and the set temperature is smaller than a certain value, the air conditioner performs refrigeration or heating operation in a low-horsepower state or stops operating.
In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:
the average temperature in the room is different from the return air temperature of the air conditioner during operation: the return air temperature is always lower than the indoor average temperature during cooling, and is always higher than the indoor average temperature during heating. Therefore, the air conditioner is controlled according to the difference value between the return air temperature and the set temperature, so that the air conditioner is easy to operate when the return air temperature reaches the set requirement, for example, the air conditioner is stopped, and the average temperature of an actual room does not meet the temperature requirement of a user, so that the user experience is poor.
Disclosure of Invention
The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.
The embodiment of the disclosure provides a control method and device for an air conditioner and the air conditioner, and aims to solve the problems that the air conditioner is controlled according to the difference value between the return air temperature and the set temperature at present, the air conditioner is easy to operate as soon as the return air temperature reaches the set requirement, and the average temperature of an actual room does not meet the temperature requirement of a user.
In some embodiments, a control method for an air conditioner includes: obtaining the current space average temperature of the space where the air conditioner is located; wherein the current space average temperature is calculated based on the air fluid volume of the space; and controlling the air conditioner to operate according to the magnitude relation between the preset temperature and the current space average temperature.
In some embodiments, a control apparatus for an air conditioner includes a processor and a memory storing program instructions, the processor being configured to execute the aforementioned control method for an air conditioner when executing the program instructions.
In some embodiments, the air conditioner includes the aforementioned control device for an air conditioner.
The control method and device for the air conditioner and the air conditioner provided by the embodiment of the disclosure can achieve the following technical effects:
and calculating the current space average temperature of the space where the air conditioner is positioned according to the air fluid volume of the space where the air conditioner is positioned, and controlling the air conditioner to operate according to the magnitude relation between the preset temperature and the current space average temperature. The current space average temperature of the space where the air conditioner is located is obtained through calculation based on the air fluid volume of the space where the air conditioner is located, and the influence of other entity containing objects (such as a sofa and a bed body) which do not exchange gas in the space where the air conditioner is located on the gas exchange in the space is not considered, so that the actual average temperature of the space where the air conditioner is located can be more accurately represented through the current space average temperature obtained through calculation, the air conditioner is controlled to operate according to the size relation between the preset temperature and the current space average temperature, the temperature requirement of a user can be better met, and the use experience of the user is improved.
The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:
fig. 1 is a schematic flowchart of a control method for an air conditioner according to an embodiment of the present disclosure;
fig. 2 is a flowchart illustrating a control method for an air conditioner according to an embodiment of the disclosure;
fig. 3 is a flowchart illustrating a control method for an air conditioner according to an embodiment of the disclosure;
fig. 4 is a flowchart illustrating a control method for an air conditioner according to an embodiment of the disclosure;
fig. 5 is a schematic structural diagram of a control device for an air conditioner according to an embodiment of the present disclosure.
Detailed Description
So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.
The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The term "plurality" means two or more unless otherwise specified. In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B. The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.
Referring to fig. 1, an embodiment of the present disclosure provides a control method for an air conditioner, including the following steps:
s101, obtaining the current space average temperature of a space where an air conditioner is located; wherein the current space average temperature is calculated based on the air fluid volume of the space.
The space where the air conditioner is located is a relatively closed space where the air conditioner is located, such as a room where the air conditioner is located; the air fluid volume of the space is the volume of air circulation in the space, namely the volume occupied by the accommodating object which does not exchange air circulation in the space where the air conditioner is located is not included. The current average temperature of the space where the air conditioner is located, which is calculated based on the air fluid volume of the space, can more accurately represent the actual temperature of the space where the air conditioner is located, that is, the actual temperature sensed by the user.
And S102, controlling the air conditioner to operate according to the magnitude relation between the preset temperature and the current space average temperature.
The preset temperature is a temperature preset by a user according to the actual temperature regulation requirement. When the air conditioner is in heating operation, stopping heating when the current space average temperature is higher than the preset temperature; and when the average temperature of the current space is less than or equal to the preset temperature, the air conditioner performs heating operation. When the air conditioner operates in a refrigerating mode and the average temperature of the current space is lower than the preset temperature, the refrigerating is stopped; and when the average temperature of the current space is greater than or equal to the preset temperature, the air conditioner operates in a refrigerating mode. Therefore, the current space average temperature of the space where the air conditioner is located is maintained within the range above and below the preset temperature, and the use experience of a user can be improved.
By adopting the control method for the air conditioner, the current space average temperature of the space where the air conditioner is located is calculated according to the air fluid volume of the space where the air conditioner is located, and the air conditioner is controlled to operate according to the magnitude relation between the preset temperature and the current space average temperature. The current space average temperature of the space where the air conditioner is located is obtained through calculation based on the air fluid volume of the space where the air conditioner is located, and the influence of other entity containing objects which do not exchange gas in the space where the air conditioner is located on the gas exchange in the space is not considered, so that the actual average temperature of the space where the air conditioner is located can be accurately represented through the current space average temperature obtained through calculation, the air conditioner is controlled to operate according to the size relation between the preset temperature and the current space average temperature, the temperature requirement of a user can be better met, and the use experience of the user is improved.
In some embodiments, as shown in fig. 2, obtaining the current average temperature of the space where the air conditioner is located includes the following steps:
s201, obtaining the air fluid volume of the space and the first initial space temperature of the space before the air conditioner is started.
The air fluid volume of the space can be obtained from a database in which the air fluid volume is stored in advance, or can be obtained through calculation of relevant parameters each time. The first initial space temperature of the space before the air conditioner is turned on may be obtained by a temperature sensor provided in the space where the air conditioner is located.
S202, obtaining the current air outlet temperature, the current air return temperature, the current operation time and the current air outlet quantity of the air conditioner.
The current air outlet temperature of the air conditioner is the temperature at the air outlet of the air conditioner; the current return air temperature of the air conditioner is the temperature at the air inlet of the air conditioner; the current running time of the air conditioner is the running time of the air conditioner for cooling or heating; the current air outlet volume of the air conditioner is the air outlet rate at the air outlet of the air conditioner, and the unit of the current air outlet volume is L/h (liter/hour).
And S203, calculating the average temperature of the current space according to the fluid volume of the air, the first initial space temperature, the current air outlet temperature, the current return air temperature and the current air outlet volume.
Optionally, calculating the current average space temperature according to the air fluid volume, the first initial space temperature, the current outlet air temperature, the current return air temperature, and the current outlet air volume includes:
Figure BDA0002848707510000041
wherein, V0Is the air fluid volume, TrIs the current spatial average temperature, T01Is a first initial space temperature, TgIs the current outlet air temperature, TbTo the current return air temperature, MrIs the current air outlet volume, Δ trIs the current running time.
According to the law of conservation of energy, the space where the air conditioner is located absorbs the same energy as the air conditioner releases, that is:
V0×|Tr-T01|=|Tg-Tb|×Mr×Δtr/3600
when the air conditioner is in hot operation, the average temperature of the current space of the air conditioner is higher than the first initial space temperature, and the outlet air temperature of the air conditioner is higher than the return air temperature (namely T) of the air conditionerg≥Tb) At this time, the current spatial average temperature TrCalculated according to the following formula:
Figure BDA0002848707510000051
when the air conditioner operates in a refrigerating mode, the average temperature of the current space of the air conditioner is lower than the first initial space temperature, and the air outlet temperature of the air conditioner is lower than the return air temperature (namely T) of the air conditionerg<Tb) At this time, the current spatial average temperature TrCalculated according to the following formula:
Figure BDA0002848707510000052
in the embodiment of the disclosure, based on the air fluid volume of the space where the air conditioner is located, the current space average temperature of the space where the air conditioner is located is calculated and obtained by using the energy conservation law, and because the influence of other solid objects which do not perform gas exchange in the space where the air conditioner is located on the gas exchange in the space is not considered, the actual average temperature of the space where the air conditioner is located can be more accurately represented by the calculated current space average temperature.
In some embodiments, as shown in connection with fig. 3, obtaining the air-fluid volume of the space comprises the steps of:
s301: and obtaining a second initial space temperature of the space before the air conditioner is turned on.
Here, the second initial space temperature is the initial space temperature of the space before the air conditioner is turned on during the previous test. The early test process is a test process for controlling the air conditioner to operate in a preset mode in order to obtain the air fluid volume of the space. The interior of a containing object (such as a wardrobe and the like) in the space where the air conditioner is located generally has no obvious air exchange with the external environment, so that the air fluid volume of the space where the air conditioner is located does not contain the volume of the containing object, and the air fluid volume of the space changes along with the change of the containing object in the space where the air conditioner is located, so that the previous-stage test can be periodically carried out, the latest air fluid volume can be calculated, and the accuracy of the current space average temperature of the space where the air conditioner is located, which is calculated based on the air fluid volume, is improved.
S302: and controlling the air conditioner to operate for a preset time length in an operation mode with a preset air outlet volume and a preset air outlet temperature.
The preset air outlet volume is the preset air outlet speed at the air outlet of the air conditioner; the preset air outlet temperature is the preset temperature at the air outlet of the air conditioner; the preset time is the preset operation time of the air conditioner for cooling or heating.
S303: and obtaining the final space temperature when the space temperature fluctuation range is smaller than a preset threshold value after the air conditioner finishes running.
In the initial stage after the air conditioner finishes operating, the temperature of the space where the air conditioner is located is still in a fluctuation state, and when the fluctuation range of the space temperature is smaller than a preset threshold value, the current space temperature (namely, the final space temperature) is obtained by using a temperature sensor arranged in the space where the air conditioner is located, wherein the final space temperature is the space average temperature of the space where the air conditioner is located. Wherein the preset threshold value is in the range of [0.3 deg.C, 1 deg.C ], such as 0.3 deg.C (centigrade), 0.5 deg.C, 0.8 deg.C, 1 deg.C.
S304: and calculating the volume of the air fluid according to the second initial space temperature, the preset air outlet quantity, the preset air outlet temperature, the preset time and the final space temperature.
Optionally, calculating the air fluid volume according to the second initial space temperature, the preset air outlet volume, the preset air outlet temperature, the preset duration and the final space temperature, including:
Figure BDA0002848707510000061
wherein, V0Is the air fluid volume, TtTo the final space temperature, T02Is a second initial space temperature, TpgFor presetting the outlet air temperature, MprTo preset the outlet air quantity, delta tprIs a preset duration.
According to the law of conservation of energy, the space where the air conditioner is located absorbs the same energy as the air conditioner releases, that is:
V0×|Tt-T02|=|Tpg-T02|×Mpr×Δtpr/3600
the air-fluid volume can be obtained according to the above calculation formula of the air-fluid volume.
In the embodiment of the disclosure, the fluid volume of the space is not determined by directly measuring the space volume of the space where the air conditioner is located, but the air conditioner is controlled to operate according to a preset mode to perform early-stage test calculation to obtain the fluid volume. Therefore, based on the second initial space temperature, the preset air outlet volume, the preset air outlet temperature, the preset time and the final space temperature collected in the earlier stage test, the air fluid volume of the space where the air conditioner is located is obtained by utilizing the energy conservation law, the volume of the object placed in the space where the air conditioner is located can be accurately removed, and the more accurate air fluid volume is obtained.
In some embodiments, controlling the operation of the air conditioner according to the magnitude relationship between the preset temperature and the current average temperature of the space includes: obtaining a temperature difference value between a preset temperature and the current space average temperature; and adjusting the running frequency of the compressor of the air conditioner according to the temperature difference. Here, the preset temperature is an environmental temperature which is preset by a user and is suitable for the body sensing temperature, for example, the preset temperature is set to be 23 ℃ in summer; in winter, the preset temperature is set to 27 ℃. The operation frequency of the compressor is adjusted according to the temperature difference value between the preset temperature and the current space average temperature, so that the current space average temperature reaches the preset temperature as soon as possible, and the temperature adjusting requirement of a user can be better met.
Optionally, adjusting the operating frequency of the compressor of the air conditioner according to the temperature difference includes: when the temperature difference is smaller than or equal to the preset temperature difference, reducing the running frequency of the compressor; and when the temperature difference is greater than the preset temperature difference, increasing the running frequency of the compressor.
The variation of the compressor operation frequency and the temperature difference satisfy the following relation:
Figure BDA0002848707510000071
wherein, Δ f is the variation of the compressor operation frequency, Δ T is the temperature difference between the preset temperature and the current space average temperature, and Δ T0And f is the current operating frequency of the compressor for the preset temperature difference value.
When the temperature difference is smaller than or equal to the preset temperature difference, the target operation frequency of the compressor is calculated according to the following formula:
f1=f-Δf
wherein f is1In the target operating frequency of the compressor, Δ f is a variation of the operating frequency of the compressor, and f is a current operating frequency of the compressor.
When the temperature difference value is larger than the preset temperature difference value, the target operation frequency of the compressor is calculated according to the following formula:
f1=f+Δf
wherein f is1In the target operating frequency of the compressor, Δ f is a variation of the operating frequency of the compressor, and f is a current operating frequency of the compressor.
In the embodiment of the disclosure, the temperature difference value between the preset temperature and the current space average temperature is obtained, and the operating frequency of the air conditioner compressor is adjusted according to the temperature difference value, so that the current space average temperature of the space where the air conditioner is located reaches the preset temperature as soon as possible, and the temperature adjusting requirement of a user can be better met; meanwhile, the operation frequency of the compressor is further adjusted according to the relation between the temperature difference value and the preset temperature difference value, when the temperature difference value is small, the operation frequency of the compressor is properly reduced in order to avoid that the temperature adjusting speed of the air conditioner is too fast and is excessively adjusted (the temperature is higher than the preset temperature of a user during heating and is lower than the preset temperature of the user during cooling), and when the temperature difference value is large, the operation frequency of the compressor is improved in order to ensure that the average temperature of the current space reaches the preset temperature as soon as possible, so that the user experience can be better improved.
In some embodiments, controlling the operation of the air conditioner according to the preset temperature and the current space average temperature further comprises: and adjusting the air outlet volume of the air conditioner according to the temperature difference.
Optionally, adjusting the air outlet volume of the air conditioner according to the temperature difference includes: when the temperature difference is smaller than or equal to the preset temperature difference, reducing the air outlet volume of the air conditioner; and when the temperature difference is larger than the preset temperature difference, the air outlet volume of the air conditioner is increased.
In the embodiment of the disclosure, the temperature difference value between the preset temperature and the current space average temperature is obtained, and the air outlet volume of the air conditioner is adjusted according to the temperature difference value, so that the current space average temperature of the space where the air conditioner is located reaches the preset temperature as soon as possible, and the temperature adjustment requirement of a user can be better met; meanwhile, the air outlet volume of the air conditioner is further adjusted according to the relation between the temperature difference value and the preset temperature difference value, when the temperature difference value is small, the air outlet volume of the air conditioner is properly reduced for avoiding the excessive adjustment of the temperature adjustment speed of the air conditioner, and when the temperature difference value is large, the air outlet volume of the air conditioner is increased for ensuring that the average temperature of the current space reaches the preset temperature as soon as possible, so that the user experience can be better improved.
Referring to fig. 4, an embodiment of the present disclosure provides a control method for an air conditioner, including the following steps:
s401: obtaining the current space average temperature of the space where the air conditioner is located; wherein the current space average temperature is calculated based on the air fluid volume of the space.
S402: and obtaining the temperature difference value between the preset temperature and the current space average temperature.
S403: and adjusting the running frequency of the compressor of the air conditioner according to the temperature difference.
S404: and adjusting the air outlet volume of the air conditioner according to the temperature difference.
In the embodiment of the disclosure, the temperature difference value between the preset temperature and the current space average temperature is obtained, the operating frequency of the air conditioner compressor is adjusted according to the temperature difference value, and the air outlet volume of the air conditioner is adjusted, so that the current space average temperature of the space where the air conditioner is located reaches the preset temperature as soon as possible, the temperature adjusting requirement of a user can be better met, and the use experience of the user is improved.
The embodiment of the present disclosure shown in fig. 5 provides a control device for an air conditioner, which includes a processor (processor)50 and a memory (memory)51, and may further include a Communication Interface (Communication Interface)52 and a bus 53. The processor 50, the communication interface 52 and the memory 51 may communicate with each other via a bus 53. The communication interface 52 may be used for information transfer. The processor 50 may call logic instructions in the memory 51 to perform the control method for the air conditioner of the above-described embodiment.
In addition, the logic instructions in the memory 51 may be implemented in the form of software functional units and may be stored in a computer readable storage medium when the logic instructions are sold or used as independent products.
The memory 51 is a computer-readable storage medium, and can be used for storing software programs, computer-executable programs, such as program instructions/modules corresponding to the methods in the embodiments of the present disclosure. The processor 50 executes functional applications and data processing by executing program instructions/modules stored in the memory 51, that is, implements the control method for the air conditioner in the above-described method embodiment.
The memory 51 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the terminal device, and the like. Further, the memory 51 may include a high-speed random access memory, and may also include a nonvolatile memory.
The embodiment of the disclosure provides an air conditioner, which comprises the control device for the air conditioner.
Embodiments of the present disclosure provide a computer-readable storage medium storing computer-executable instructions configured to perform the above-described control method for an air conditioner.
The disclosed embodiments provide a computer program product including a computer program stored on a computer-readable storage medium, the computer program including program instructions that, when executed by a computer, cause the computer to perform the above-described control method for an air conditioner.
The computer-readable storage medium described above may be a transitory computer-readable storage medium or a non-transitory computer-readable storage medium.
The technical solution of the embodiments of the present disclosure may be embodied in the form of a software product, where the computer software product is stored in a storage medium and includes one or more instructions to enable a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method of the embodiments of the present disclosure. And the aforementioned storage medium may be a non-transitory storage medium comprising: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes, and may also be a transient storage medium.
The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The scope of the disclosed embodiments includes the full ambit of the claims, as well as all available equivalents of the claims. As used in this application, although the terms "first," "second," etc. may be used in this application to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, unless the meaning of the description changes, so long as all occurrences of the "first element" are renamed consistently and all occurrences of the "second element" are renamed consistently. The first and second elements are both elements, but may not be the same element. Furthermore, the words used in the specification are words of description only and are not intended to limit the claims. As used in the description of the embodiments and the claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Similarly, the term "and/or" as used in this application is meant to encompass any and all possible combinations of one or more of the associated listed. Furthermore, the terms "comprises" and/or "comprising," when used in this application, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method or apparatus that comprises the element. In this document, each embodiment may be described with emphasis on differences from other embodiments, and the same and similar parts between the respective embodiments may be referred to each other. For methods, products, etc. of the embodiment disclosures, reference may be made to the description of the method section for relevance if it corresponds to the method section of the embodiment disclosure.
Those of skill in the art would appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software may depend upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the disclosed embodiments. It can be clearly understood by the skilled person that, for convenience and brevity of description, the specific working processes of the system, the apparatus and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the embodiments disclosed herein, the disclosed methods, products (including but not limited to devices, apparatuses, etc.) may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units may be merely a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form. The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to implement the present embodiment. In addition, functional units in the embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). In some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. In the description corresponding to the flowcharts and block diagrams in the figures, operations or steps corresponding to different blocks may also occur in different orders than disclosed in the description, and sometimes there is no specific order between the different operations or steps. For example, two sequential operations or steps may in fact be executed substantially concurrently, or they may sometimes be executed in the reverse order, depending upon the functionality involved. Each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.

Claims (10)

1. A control method for an air conditioner, characterized by comprising:
obtaining the current space average temperature of the space where the air conditioner is located; wherein the current space average temperature is calculated based on the air-fluid volume of the space;
and controlling the air conditioner to operate according to the magnitude relation between the preset temperature and the current space average temperature.
2. The control method according to claim 1, wherein the obtaining of the current space average temperature of the space where the air conditioner is located comprises:
obtaining an air fluid volume of the space and a first initial space temperature of the space before the air conditioner is turned on;
obtaining the current air-out temperature, the current air return temperature, the current operation time and the current air-out volume of the air conditioner;
and calculating the average temperature of the current space according to the air fluid volume, the first initial space temperature, the current air outlet temperature, the current return air temperature and the current air outlet volume.
3. The control method of claim 2, wherein said calculating the current average space temperature from the air fluid volume, the first initial space temperature, the current outlet air temperature, the current return air temperature, and the current outlet air volume comprises:
Figure FDA0002848707500000011
wherein, V0Is the air fluid volume, TrIs the current spatial average temperature, T01Is a first initial space temperature, TgIs the current outlet air temperature, TbTo the current return air temperature, MrIs the current air outlet volume, Δ trIs the current running time.
4. The control method of claim 2, wherein said obtaining the air-fluid volume of the space comprises:
obtaining a second initial space temperature of the space before the air conditioner is started;
controlling the air conditioner to operate for a preset time length in an operation mode with a preset air outlet volume and a preset air outlet temperature;
obtaining the final space temperature when the space temperature fluctuation range is smaller than a preset threshold value after the air conditioner finishes running;
and calculating the air fluid volume according to the second initial space temperature, the preset air outlet volume, the preset air outlet temperature, the preset time and the final space temperature.
5. The control method according to claim 4, wherein the calculating the air fluid volume according to the second initial space temperature, the preset outlet air volume, the preset outlet air temperature, the preset time period, and the final space temperature includes:
Figure FDA0002848707500000021
wherein, V0Is the air fluid volume, TtTo the final space temperature, T02Is a second initial space temperature, TpgFor presetting the outlet air temperature, MprTo preset the outlet air quantity, delta tprIs a preset duration.
6. The control method according to any one of claims 1 to 5, wherein the controlling the air conditioner to operate according to the magnitude relationship between the preset temperature and the current space average temperature includes:
obtaining a temperature difference value between the preset temperature and the current space average temperature;
and adjusting the running frequency of a compressor of the air conditioner according to the temperature difference.
7. The control method of claim 6, wherein the adjusting the operating frequency of the compressor of the air conditioner according to the temperature difference comprises:
when the temperature difference is smaller than or equal to a preset temperature difference, reducing the running frequency of the compressor;
and when the temperature difference is greater than the preset temperature difference, increasing the running frequency of the compressor.
8. The control method according to claim 6, wherein the controlling the air conditioner to operate according to a preset temperature and the current space average temperature, further comprises:
and adjusting the air outlet volume of the air conditioner according to the temperature difference.
9. A control device for an air conditioner comprising a processor and a memory storing program instructions, characterized in that the processor is configured to execute the control method for an air conditioner according to any one of claims 1 to 8 when executing the program instructions.
10. An air conditioner characterized by comprising the control device for an air conditioner according to claim 9.
CN202011520307.6A 2020-12-21 2020-12-21 Control method and device for air conditioner and air conditioner Pending CN112628966A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9644857B1 (en) * 2015-12-01 2017-05-09 Nasser Ashgriz Virtual thermostat for a zonal temperature control
CN108317685A (en) * 2018-01-31 2018-07-24 深圳市奥宇节能技术股份有限公司 A kind of air conditioning control method and air-conditioning equipment terminal
CN110701743A (en) * 2019-10-23 2020-01-17 广东美的制冷设备有限公司 Heating control method of air conditioner and air conditioner
CN111174386A (en) * 2019-12-31 2020-05-19 惠州视维新技术有限公司 Air conditioner, control method and device thereof, and computer readable storage medium
CN111964216A (en) * 2020-07-28 2020-11-20 青岛海尔空调器有限总公司 Method and device for air conditioner constant temperature control and air conditioner

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9644857B1 (en) * 2015-12-01 2017-05-09 Nasser Ashgriz Virtual thermostat for a zonal temperature control
CN108317685A (en) * 2018-01-31 2018-07-24 深圳市奥宇节能技术股份有限公司 A kind of air conditioning control method and air-conditioning equipment terminal
CN110701743A (en) * 2019-10-23 2020-01-17 广东美的制冷设备有限公司 Heating control method of air conditioner and air conditioner
CN111174386A (en) * 2019-12-31 2020-05-19 惠州视维新技术有限公司 Air conditioner, control method and device thereof, and computer readable storage medium
CN111964216A (en) * 2020-07-28 2020-11-20 青岛海尔空调器有限总公司 Method and device for air conditioner constant temperature control and air conditioner

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Application publication date: 20210409