Disclosure of Invention
The embodiment of the invention provides a control method and a control device for an air conditioning system, which are used for avoiding the situation that the indoor temperature is increased or reduced and cannot meet the requirement due to the shutdown of an indoor unit in the self-cleaning process. 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 and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.
According to a first aspect of embodiments of the present invention, there is provided a control method for an air conditioning system, including: acquiring a starting instruction of a self-cleaning mode; after the starting instruction is obtained, controlling the indoor fan to start; or after the starting instruction is obtained, the indoor fan is operated to a first set time length, and the indoor fan is controlled to be started.
In some optional embodiments, after the controlling the indoor fan to be started, the method further includes: and when the operation time reaches a second set time length, controlling the indoor fan to be closed.
In some optional embodiments, after obtaining the start instruction of the self-cleaning mode, the method further includes: and acquiring a historical operation mode and a heat exchanger type for executing self-cleaning, and controlling the indoor fan to start according to the historical operation mode and the heat exchanger type.
In some optional embodiments, the historical operating mode comprises: a cooling mode and a heating mode; the heat exchanger type comprises an indoor heat exchanger;
the controlling the indoor fan to start according to the historical operation mode and the type of the heat exchanger comprises the following steps: when the type of the heat exchanger is an indoor heat exchanger, if the historical operation mode is a refrigeration mode, executing operation for controlling the indoor fan to start; and if the historical operation mode is the heating mode, after the starting instruction is obtained and the indoor fan runs for a first set time, executing the operation of controlling the starting of the indoor fan.
In some optional embodiments, the historical operating mode comprises: a cooling mode and a heating mode; the heat exchanger type includes: indoor heat exchangers and outdoor heat exchangers;
the controlling the indoor fan to start according to the historical operation mode and the type of the heat exchanger comprises the following steps:
when the type of the heat exchanger is an indoor heat exchanger, if the historical operation mode is a refrigeration mode, executing operation for controlling the indoor fan to start; if the historical operation mode is a heating mode, after the starting instruction is obtained and the operation is carried out for a first set time, the operation of controlling the indoor fan to start is carried out;
when the type of the heat exchanger is an outdoor heat exchanger, if the historical operation mode is a refrigeration mode, after the starting instruction is obtained and the operation is carried out for a first set time, the operation of controlling the starting of the indoor fan is executed; and if the historical operation mode is the heating mode, executing the operation of controlling the indoor fan to start.
According to a second aspect of the embodiments of the present invention, there is provided a control apparatus for an air conditioning system, including: the first acquisition unit is used for acquiring a starting instruction of the self-cleaning mode; the first control unit is used for controlling the indoor fan to start after the first acquisition unit acquires the starting instruction; or after the first acquisition unit acquires the starting instruction, the indoor fan is operated to a first set time length, and the indoor fan is controlled to be started.
In some optional embodiments, the control device further comprises: and the second control unit is used for controlling the indoor fan to be closed when the indoor fan runs to a second set length after the first control unit controls the indoor fan to be started.
In some optional embodiments, the control device further comprises: the second acquisition unit is used for acquiring a historical operation mode and the type of the heat exchanger for executing self-cleaning after the first acquisition unit acquires the starting instruction of the self-cleaning mode; the first control unit is used for controlling the indoor fan to be started according to the historical operation mode and the type of the heat exchanger.
In some optional embodiments, the historical operating mode comprises: a cooling mode and a heating mode; the heat exchanger type comprises an indoor heat exchanger; the first control unit is used for executing the operation of controlling the indoor fan to start if the historical operation mode is the refrigeration mode when the heat exchanger is an indoor heat exchanger; and if the historical operation mode is the heating mode, after the starting instruction is obtained and the operation is carried out for a first set time, the operation of controlling the starting of the indoor fan is executed.
In some optional embodiments, the historical operating mode comprises: a cooling mode and a heating mode; the heat exchanger type includes: indoor heat exchangers and outdoor heat exchangers;
the first control unit is used for executing the operation of controlling the indoor fan to start if the historical operation mode is the refrigeration mode when the heat exchanger is an indoor heat exchanger; if the historical operation mode is a heating mode, after the starting instruction is obtained and the operation is carried out for a first set time, the operation of controlling the indoor fan to start is carried out;
when the type of the heat exchanger is an outdoor heat exchanger, if the historical operation mode is a refrigeration mode, after the starting instruction is obtained and the operation is carried out for a first set time, the operation of controlling the starting of the indoor fan is executed; and if the historical operation mode is the heating mode, executing the operation of controlling the starting of the indoor fan.
According to a third aspect of embodiments of the present invention, there is provided an air conditioning system including any one of the aforementioned control devices for an air conditioning system.
According to a fourth aspect of embodiments of the present invention, there is provided a computer apparatus comprising: the control system comprises a memory, a processor and a program which is stored on the memory and can be run by the processor, wherein the processor realizes any one of the control methods for the air conditioning system when executing the program.
According to a fifth aspect of embodiments of the present invention, there is provided a storage medium having stored thereon a computer program which, when executed by a processor, implements any of the aforementioned control methods for an air conditioning system.
The technical scheme provided by the embodiment of the invention has the following beneficial effects:
according to the embodiment of the invention, after the starting instruction of the self-cleaning mode is obtained, when the air conditioner is subjected to cleaning control, the indoor fan is controlled to be started, so that the condition that the indoor environment temperature is adjusted in the self-cleaning mode operation process is ensured, the increase or decrease of the indoor temperature caused by the shutdown of the indoor unit in the traditional self-cleaning process is avoided, the refrigeration or heating requirements cannot be met, and the user experience is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.
Detailed Description
The following description and the drawings sufficiently illustrate specific embodiments of the invention 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 embodiments of the invention encompasses the full ambit of the claims, as well as all available equivalents of the claims. Embodiments may be referred to herein, individually or collectively, by the term "invention" merely for convenience and without intending to voluntarily limit the scope of this application to any single invention or inventive concept if more than one is in fact disclosed. Herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, or apparatus 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, or apparatus. 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. The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. As for the methods, products and the like disclosed by the embodiments, the description is simple because the methods correspond to the method parts disclosed by the embodiments, and the related parts can be referred to the method parts for description.
Fig. 1 is a flowchart illustrating a control method for an air conditioning system according to an exemplary embodiment. The method comprises the following steps:
and step S101, acquiring a starting instruction of the self-cleaning mode.
Step S102, after the starting instruction is obtained, controlling the indoor fan to start; or after the starting instruction is obtained, the indoor fan is operated to a first set time length, and the indoor fan is controlled to be started.
In order to avoid the increase or decrease of the indoor temperature caused by the shutdown of the indoor unit in the traditional self-cleaning process, which cannot meet the requirements, the embodiment provides a new control scheme, and in the self-cleaning mode, the operation parameters of other air conditioning systems are consistent with the traditional self-cleaning mode, and only the control process of the indoor fan is improved.
The self-cleaning mode of the air conditioning system is a mode set for cleaning of the air conditioning system, since the air conditioning system is mainly used for temperature regulation, and the air conditioning system also includes other operation modes, such as: the method comprises a refrigeration mode or a heating mode, the air conditioning system mostly comprises an indoor heat exchanger and an outdoor heat exchanger, the air conditioning system can be in different running states when running in a self-cleaning mode, and in order to improve the effectiveness of a control method for the air conditioning system, two control modes are included for starting an indoor fan, namely the indoor fan is controlled to be started after the starting instruction is obtained, or the indoor fan is controlled to be started after the starting instruction is obtained and the indoor fan runs for a first set time.
According to the embodiment of the invention, after the starting instruction of the self-cleaning mode is obtained, when the air conditioner is subjected to cleaning control, the indoor fan is controlled to be started, so that the condition that the indoor environment temperature is adjusted in the self-cleaning mode operation process is ensured, the increase or decrease of the indoor temperature caused by the shutdown of the indoor unit in the traditional self-cleaning process is avoided, the refrigeration or heating requirements cannot be met, and the user experience is improved.
The air conditioning system self-cleaning mode includes: a frosting stage and a defrosting stage. Specifically, in the frosting stage, the operating frequency of the air conditioning system, the opening of the throttling device and the rotating speed of the indoor fan are adjusted, so that the evaporation temperature of the indoor heat exchanger or the outdoor heat exchanger to be cleaned is kept within a preset range, and the surface of the indoor heat exchanger or the outdoor heat exchanger is frosted. And in the defrosting stage, the operating frequency of the air conditioning system, the opening of the throttling device and the rotating speed of the outdoor fan are adjusted, so that the surface condensation temperature of the indoor heat exchanger or the outdoor heat exchanger is kept within a preset range, and the surface of the indoor heat exchanger or the outdoor heat exchanger is defrosted.
When the indoor heat exchanger is cleaned, the surface temperature of the indoor heat exchanger is lower and lower along with the continuous operation of the frosting stage, and the surface temperature of the indoor heat exchanger is higher and higher along with the continuous operation of the defrosting stage. When the outdoor heat exchanger is cleaned, the surface temperature of the indoor heat exchanger is higher and higher along with the continuous operation of the frosting stage, and the surface temperature of the indoor heat exchanger is lower and lower along with the continuous operation of the defrosting stage.
In some optional embodiments, in the case of ensuring self-cleaning and adjusting the indoor environment temperature, care should be taken to avoid that after the frosting stage or the defrosting stage is operated for a period of time, strong cold wind or strong hot wind blown out by the indoor unit directly blows to the human body, which causes discomfort to the user. Specifically, on the basis of the foregoing embodiment, after the controlling the indoor fan to start, the method further includes: and when the operation time reaches a second set time length, controlling the indoor fan to be closed.
In some optional embodiments, after step S101, the method further includes: acquiring a historical operation mode and a heat exchanger type for executing self-cleaning, and controlling the indoor fan to start according to the historical operation mode and the heat exchanger type in step S102.
In some optional embodiments, the air conditioning system is only clean for the indoor heat exchanger, and dust on the surface of the indoor heat exchanger is prevented from accumulating and breeding a large amount of bacteria. Then, on the basis of the foregoing embodiment, the historical operation mode includes: a cooling mode and a heating mode; the heat exchanger types include indoor heat exchangers.
The controlling the indoor fan to start according to the historical operation mode and the type of the heat exchanger comprises the following steps:
when the type of the heat exchanger is an indoor heat exchanger, if the historical operation mode is a refrigeration mode, executing operation for controlling the indoor fan to start; and if the historical operation mode is the heating mode, after the starting instruction is obtained and the indoor fan runs for a first set time, executing the operation of controlling the starting of the indoor fan. Wherein the first set time length is greater than or equal to the time length of the self-cleaning mode frosting stage.
In some embodiments, after the start instruction of the self-cleaning mode is obtained, a historical operation mode is obtained, before the self-cleaning mode is started, the air conditioner operates in a refrigeration mode, the situation that the surface temperature of the indoor heat exchanger is gradually reduced along with the continuous frosting stage of the self-cleaning mode is avoided, the indoor unit blows out strong cold air, the indoor fan is started immediately after the start instruction of the self-cleaning mode is obtained, and the indoor fan is closed after the indoor fan operates for a second set time.
Before the self-cleaning mode is started, the air conditioner operates in a heating mode, the surface temperature of the indoor heat exchanger is prevented from being gradually reduced along with the duration of a frosting stage of the self-cleaning mode, the indoor unit blows out cold air to reduce the indoor temperature, the indoor fan is started after the opening instruction is obtained and the indoor fan operates to a first set time length, the duration of a defrosting stage is avoided, the surface temperature of the indoor heat exchanger is gradually increased, the indoor unit blows out strong hot air, and the indoor fan is closed after the indoor fan operates to a second set time length.
In some alternative embodiments, the air conditioning system may self-clean not only the indoor heat exchanger, but also the outdoor heat exchanger. Then, on the basis of the foregoing embodiment, the historical operating mode includes: a cooling mode and a heating mode; the heat exchanger type includes: indoor heat exchangers and outdoor heat exchangers.
The controlling the indoor fan to start according to the historical operation mode and the type of the heat exchanger comprises the following steps:
when the type of the heat exchanger is an indoor heat exchanger, if the historical operation mode is a refrigeration mode, executing operation for controlling the indoor fan to start; if the historical operation mode is a heating mode, after the starting instruction is obtained and the operation is carried out for a first set time, the operation of controlling the indoor fan to start is carried out;
when the type of the heat exchanger is an outdoor heat exchanger, if the historical operation mode is a refrigeration mode, after the starting instruction is obtained and the operation is carried out for a first set time, the operation of controlling the starting of the indoor fan is executed; and if the historical operation mode is the heating mode, executing the operation of controlling the indoor fan to start.
The following is a schematic structural diagram of an apparatus provided in an embodiment of the present invention, configured to perform the method provided in the foregoing embodiment.
Fig. 2 is a schematic structural diagram of a control device for an air conditioning system according to an exemplary embodiment, including: a first acquisition unit 201 and a first control unit 202.
A first obtaining unit 201, configured to obtain a start instruction of the self-cleaning mode.
The first control unit 202 is configured to control the indoor fan to start after the first obtaining unit 201 obtains the start instruction; or after the first obtaining unit 201 obtains the start instruction, the indoor fan is controlled to start up when the indoor fan runs for a first set time.
According to the embodiment of the invention, after the starting instruction of the self-cleaning mode is obtained, when the air conditioner is subjected to cleaning control, the indoor fan is controlled to be started, so that the condition that the indoor environment temperature is adjusted in the self-cleaning mode operation process is ensured, the increase or decrease of the indoor temperature caused by the shutdown of the indoor unit in the traditional self-cleaning process is avoided, the refrigeration or heating requirements cannot be met, and the user experience is improved.
The air conditioning system self-cleaning mode includes: a frosting stage and a defrosting stage. Specifically, in the frosting stage, the operating frequency of the air conditioning system, the opening of the throttling device and the rotating speed of the indoor fan are adjusted, so that the evaporation temperature of the indoor heat exchanger or the outdoor heat exchanger to be cleaned is kept within a preset range, and the surface of the indoor heat exchanger or the outdoor heat exchanger is frosted. And in the defrosting stage, the operating frequency of the air conditioning system, the opening of the throttling device and the rotating speed of the outdoor fan are adjusted, so that the surface condensation temperature of the indoor heat exchanger or the outdoor heat exchanger is kept within a preset range, and the surface of the indoor heat exchanger or the outdoor heat exchanger is defrosted.
When the indoor heat exchanger is cleaned, the surface temperature of the indoor heat exchanger is lower and lower along with the continuous operation of the frosting stage, and the surface temperature of the indoor heat exchanger is higher and higher along with the continuous operation of the defrosting stage. When the outdoor heat exchanger is cleaned, the surface temperature of the indoor heat exchanger is higher and higher along with the continuous operation of the frosting stage, and the surface temperature of the indoor heat exchanger is lower and lower along with the continuous operation of the defrosting stage.
In some optional embodiments, in the case of ensuring self-cleaning and adjusting the indoor environment temperature, care should be taken to avoid that after the frosting stage or the defrosting stage is operated for a period of time, strong cold wind or strong hot wind blown out by the indoor unit directly blows to the human body, which causes discomfort to the user.
Specifically, as shown in fig. 3, the control device for an air conditioning system includes: a first acquisition unit 301, a first control unit 302 and a second control unit 303.
A first obtaining unit 301, configured to obtain a start instruction of the self-cleaning mode.
The first control unit 302 is configured to control the indoor fan to start after the first obtaining unit 301 obtains the start instruction; or, after the first obtaining unit 301 obtains the start instruction, the indoor fan is controlled to start up when the indoor fan runs for a first set time.
And a second control unit 303, configured to control the indoor fan to be turned off when the indoor fan runs to a second preset duration after the first control unit 302 controls the indoor fan to be turned on.
According to self-cleaning of different heat exchangers, the change trend of the surface temperature of the indoor unit is different, and in order to give consideration to the adjustment of the indoor environment temperature, the indoor fan is adjusted by integrating the operation mode of the air conditioner, so that the effectiveness of the control method for the air conditioning system is ensured.
In some optional embodiments, the control device for an air conditioning system includes: a first acquisition unit 201, a first control unit 202 and a second acquisition unit.
A second obtaining unit, configured to obtain a historical operation mode and a heat exchanger type for performing self-cleaning after the first obtaining unit 201 obtains the start instruction of the self-cleaning mode.
The first control unit 202 is configured to control the indoor fan to start according to the historical operation mode and the heat exchanger type.
In some optional embodiments, the control device for an air conditioning system includes: a first acquisition unit 301, a first control unit 302, a second control unit 303, and a second acquisition unit.
A second obtaining unit, configured to obtain a historical operation mode and a heat exchanger type for performing self-cleaning after the first obtaining unit 301 obtains a start instruction of the self-cleaning mode.
The first control unit 302 is configured to control the indoor fan to start according to the historical operation mode and the heat exchanger type.
In some optional embodiments, the air conditioning system is only clean for the indoor heat exchanger, and dust on the surface of the indoor heat exchanger is prevented from accumulating and breeding a large amount of bacteria. Then, on the basis of the foregoing embodiment, the historical operation mode includes: a cooling mode and a heating mode; the heat exchanger types include indoor heat exchangers.
The first control unit 202 or the first control unit 302 is configured to, when the heat exchanger type is an indoor heat exchanger, execute an operation of controlling the indoor fan to start if the historical operation mode is a cooling mode; and if the historical operation mode is the heating mode, after the starting instruction is obtained and the operation is carried out for a first set time, the operation of controlling the starting of the indoor fan is executed.
In some alternative embodiments, the air conditioning system may self-clean not only the indoor heat exchanger, but also the outdoor heat exchanger. Then, on the basis of the foregoing embodiment, the historical operating mode includes: a cooling mode and a heating mode; the heat exchanger type includes: indoor heat exchangers and outdoor heat exchangers.
The first control unit 202 or the first control unit 302 is configured to, when the heat exchanger type is an indoor heat exchanger, execute an operation of controlling the indoor fan to start if the historical operation mode is a cooling mode; if the historical operation mode is a heating mode, after the starting instruction is obtained and the operation is carried out for a first set time, the operation of controlling the indoor fan to start is carried out; when the type of the heat exchanger is an outdoor heat exchanger, if the historical operation mode is a refrigeration mode, after the starting instruction is obtained and the operation is carried out for a first set time, the operation of controlling the starting of the indoor fan is executed; and if the historical operation mode is the heating mode, executing the operation of controlling the indoor fan to start.
The invention also provides an air conditioning system, which comprises the control device for the air conditioning system, wherein the control device is provided according to any one of the embodiments.
The present invention also provides a computer device comprising: the control method for the air conditioning system comprises a memory, a processor and a program stored on the memory and capable of being executed by the processor, wherein the processor executes the program to realize the control method for the air conditioning system according to any one of the method embodiments.
The present invention also provides a storage medium having stored thereon a computer program which, when executed by a processor, implements a control method for an air conditioning system as provided in any of the preceding method embodiments.
The non-transitory computer readable storage medium may be a Read Only Memory (ROM), a Random Access Memory (RAM), a magnetic tape, an optical storage device, and the like.
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 depends upon the particular application and design constraints imposed on the implementation. 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 present invention. It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the embodiments disclosed herein, it should be understood that the disclosed methods, articles of manufacture (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 is only one logical division, and other divisions may be realized in practice, for example, a plurality of 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 achieve the purpose of the solution of the embodiment. In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
It should be understood that 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 various embodiments of the present invention. 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). It should also be noted that, 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. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions. The present invention is not limited to the procedures and structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.