CN112665022A - Air conditioner and control method and device for cleaning fresh air dehumidification system thereof - Google Patents
Air conditioner and control method and device for cleaning fresh air dehumidification system thereof Download PDFInfo
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- CN112665022A CN112665022A CN201910982956.9A CN201910982956A CN112665022A CN 112665022 A CN112665022 A CN 112665022A CN 201910982956 A CN201910982956 A CN 201910982956A CN 112665022 A CN112665022 A CN 112665022A
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Abstract
The application provides an air conditioner and a method and a device for controlling the cleanness of a fresh air dehumidification system of the air conditioner, wherein the method comprises the following steps: detecting and identifying that a fresh air dehumidification system needs cleaning; control the new trend dehumidification system condensate water that condenses, through blowing down the condensate water is right the new trend dehumidification system cleans to the realization carries out comparatively comprehensive clearance to the new trend dehumidification system, promotes clean effect, reduces clear efficiency loss.
Description
Technical Field
The invention relates to the technical field, in particular to an air conditioner and a method and a device for controlling the cleaning of a fresh air dehumidification system of the air conditioner.
Background
The air conditioner with the independent fresh air dehumidification system can start the fresh air dehumidification system to dehumidify and ventilate outdoor fresh air indoors, so that the comfort of users is improved. However, in the operation of the fresh air dehumidification system which is year by year, the dust deposition on the evaporator of the fresh air dehumidification system is gradually increased, and a large amount of bacteria are bred after the dust deposition is accumulated to a certain degree, so that the fresh air blown into the room also carries a large amount of dust and bacteria, and therefore the evaporator of the fresh air dehumidification system needs to be cleaned in time.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the first purpose of the present invention is to provide a control method for cleaning a fresh air dehumidification system, so as to achieve relatively comprehensive cleaning of the fresh air dehumidification system, improve the cleaning effect, and reduce the energy efficiency loss of cleaning.
The second purpose of the invention is to provide a control device for cleaning a fresh air dehumidification system.
The third purpose of the invention is to provide an air conditioner with a fresh air dehumidification system.
A fourth object of the invention is to propose a computer-readable storage medium.
In order to achieve the above object, an embodiment of a first aspect of the present invention provides a method for controlling cleaning of a fresh air dehumidification system, including the following steps: detecting and identifying that a fresh air dehumidification system needs cleaning; and controlling the fresh air dehumidification system to condense condensate water, and cleaning the fresh air dehumidification system by blowing down the condensate water.
According to one embodiment of the invention, the detecting and identifying that the fresh air dehumidification system requires cleaning comprises: acquiring a first concentration of outdoor air particles and a second concentration of air particles at an air outlet of a fresh air dehumidification system; acquiring a difference value between the first concentration and the second concentration and a change rate of the difference value; and when the first concentration is identified to be greater than a first preset value and the change rate is identified to be greater than a second preset value, determining that the fresh air dehumidification system needs to be cleaned.
According to an embodiment of the present invention, the controlling the fresh air dehumidification system to condense condensed water includes: and controlling the fresh air dehumidification system to start a dehumidification mode, and detecting that the water quantity of condensed water generated on an evaporator of the fresh air dehumidification system reaches a preset value.
According to an embodiment of the present invention, the controlling the fresh air dehumidifying system to start a dehumidifying mode and detecting that the amount of condensed water generated on an evaporator of the fresh air dehumidifying system reaches a preset value further includes: controlling to close an air door corresponding to the fresh air dehumidification system and controlling to reduce the evaporation temperature of the evaporator; and controlling the fan to operate according to a first preset rotating speed.
According to an embodiment of the present invention, determining the preset value according to a difference between the first concentration and the second concentration specifically includes: identifying a preset interval in which the difference value is located; and acquiring the water amount corresponding to the preset interval according to the preset interval.
According to an embodiment of the present invention, the cleaning the fresh air dehumidifying system by blowing down the condensed water further includes: controlling the fresh air dehumidification system to close the dehumidification mode; and controlling the fan to operate according to a second preset rotating speed so as to blow down the condensed water.
According to an embodiment of the present invention, the control method further includes: detecting and recognizing that the temperature of the air outlet of the fresh air dehumidification system is equal to the temperature of the air inlet, and determining that the cleaning process is finished; and controlling the fresh air dehumidification system to restart the dehumidification mode and opening the air door corresponding to the fresh air dehumidification system.
According to the control method for cleaning the fresh air dehumidification system, the fresh air dehumidification system can be automatically cleaned when needing cleaning, the cleaning efficiency of the fresh air dehumidification system is improved, the cleaning effect is guaranteed, the air conditioner loss rate is reduced, the problem that water-soluble impurities cannot be cleaned when an external unit is used for overturning and dedusting is avoided, and meanwhile, the problem of incomplete defrosting can be avoided relative to frosting and defrosting again, and the air conditioner loss rate is reduced.
In order to achieve the above object, a second embodiment of the present invention provides a cleaning control device for a fresh air dehumidification system, including: the detection module is used for detecting and identifying that the fresh air dehumidification system needs to be cleaned; and the control module is used for controlling the condensed water condensed by the fresh air dehumidification system, and the condensed water is blown down to clean the fresh air dehumidification system.
In order to achieve the above object, a third embodiment of the present invention provides an air conditioner with a fresh air dehumidification system, which includes a cleaning control device for the fresh air dehumidification system.
In order to achieve the above object, a fourth aspect of the present invention provides a computer-readable storage medium, on which a computer program is stored, where the computer program is executed by a processor to implement the method for controlling cleaning of a fresh air dehumidification system.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a flow chart of a method for controlling the cleaning of a fresh air dehumidification system according to an embodiment of the present invention;
FIG. 2 is a flow chart of a method for controlling the cleaning of a fresh air dehumidification system according to one embodiment of the present invention;
FIG. 3 is a flow chart of a method for controlling the cleaning of a fresh air dehumidification system according to another embodiment of the present invention;
FIG. 4 is a flow chart of a method for controlling the cleaning of a fresh air dehumidification system according to another embodiment of the present invention;
FIG. 5 is a flow chart of a method for controlling the cleaning of a fresh air dehumidification system according to yet another embodiment of the present invention;
FIG. 6 is a flow chart of a method for controlling the cleaning of a fresh air dehumidification system in accordance with yet another embodiment of the present invention;
FIG. 7 is a block diagram of a control device for cleaning a fresh air dehumidifying system according to an embodiment of the present invention;
fig. 8 is a block diagram of an air conditioner with a fresh air dehumidification system according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
An air conditioner and a method and a device for controlling the cleaning of a fresh air dehumidification system thereof according to embodiments of the present invention are described below with reference to the accompanying drawings.
Fig. 1 is a flowchart of a method for controlling cleaning of a fresh air dehumidifying system according to an embodiment of the present invention. As shown in fig. 1, the method for controlling the cleaning of the fresh air dehumidification system according to the embodiment of the present invention includes the following steps:
s101: detecting and identifying that the fresh air dehumidification system needs cleaning.
S102: the condensation water of the fresh air dehumidification system is controlled, and the fresh air dehumidification system is cleaned by blowing down the condensation water.
From this, this application can carry out self-cleaning when new trend dehumidification system needs clean, improves new trend dehumidification system's clean efficiency, reduces air conditioner loss rate when guaranteeing clean effect, can not carry out clear problem to water-soluble impurity when having avoided adopting outer machine upset to remove dust, can avoid changing the incomplete problem of frost for frosting changes the frost again simultaneously, reduces air conditioner loss rate.
According to one embodiment of the present application, as shown in FIG. 2, detecting and identifying that a fresh air dehumidification system requires cleaning may include:
s201: the first concentration of outdoor air particulate matter and the second concentration of air particulate matter at the air outlet of the fresh air dehumidification system are obtained.
S202: and acquiring the difference value between the first concentration and the second concentration and the change rate of the difference value.
S203: and when the first concentration is identified to be greater than the first preset value and the change rate is identified to be greater than the second preset value, determining that the fresh air dehumidification system needs to be cleaned.
That is to say, the first concentration Q1 of outdoor air particulate matter and the second concentration Q2 of air particulate matter at the air outlet of the fresh air dehumidification system need to be detected in real time, the first concentration Q1 and the second concentration Q2 are differentiated, the retention condition of the particulate matter in the fresh air dehumidification system can be obtained, and meanwhile, the change rate of the difference is calculated, that is, (Q1-Q2)/T, where T is time, it should be understood that, when the air particulate matter is more retained, the air flow is resisted, so that the retention quantity of the air particulate matter is increased, that is, the change rate of the difference is increased, and therefore, by identifying the difference of the air particulate matter and the change rate of the difference, whether the fresh air dehumidification system needs to be cleaned or not can be determined.
Further, control new trend dehumidification system condensate water that condenses includes: and controlling the fresh air dehumidification system to start a dehumidification mode, and detecting that the water quantity of condensed water generated on an evaporator of the fresh air dehumidification system reaches a preset value.
It should be understood that the dehumidification mode in the fresh air dehumidification system is similar to the refrigeration mode, and the moisture in the fresh air is reduced through refrigeration, so that the moisture condenses on the evaporator to form condensed water, and when the water quantity of the condensed water reaches a preset value, the fresh air dehumidification system is cleaned by blowing down the condensed water.
Specifically, as shown in fig. 3, control new trend dehumidification system and start the dehumidification mode to detect the water yield of the comdenstion water that produces on new trend dehumidification system's the evaporimeter and reach the default, still include:
s301: and controlling to close an air door corresponding to the fresh air dehumidification system and controlling to reduce the evaporation temperature of the evaporator.
S302: and controlling the fan to operate according to a first preset rotating speed.
The first preset rotating speed can be the rotating speed of the fan running in the small wind gear mode.
That is to say, when the control forms the comdenstion water, close the air door that new trend dehumidification system corresponds earlier, get into the state of fin gathering comdenstion water, through adjusting electronic expansion valve's aperture, reduce the evaporating temperature of evaporimeter, the fan is with the operation of little wind shelves mode to form the comdenstion water so that follow-up clean.
Furthermore, the preset value can be determined by the difference between the first concentration Q1 and the second concentration Q2, as shown in fig. 4, which specifically includes:
s401: and identifying a preset interval in which the difference value is positioned.
S402: and acquiring the water amount corresponding to the preset interval according to the preset interval.
For example, two preset intervals may be set, the amount of water corresponding to the first preset interval is obtained according to the first preset interval when the identification difference is in the first preset interval, and the amount of water corresponding to the second preset interval is obtained according to the second preset interval when the identification difference is in the second preset interval.
In the embodiment of the present invention, the temperature value of the second predetermined interval is greater than the temperature value of the first predetermined interval, and the water volume corresponding to the second predetermined interval is greater than the water volume corresponding to the first predetermined interval, that is, when the difference value is greater than the minimum value of the first predetermined interval and less than or equal to the maximum value of the first predetermined interval, the cleaning may be performed by using a lower water volume of the condensed water, and when the difference value is greater than the maximum value of the first predetermined interval, the cleaning may be performed by using a higher water volume of the condensed water.
It should also be noted that the amount of the condensed water can be determined by the temperatures of the air inlet and the air outlet of the fresh air dehumidification system.
Further, after a sufficient amount of condensed water is formed, the fresh air dehumidifying system is cleaned by blowing down the condensed water, as shown in fig. 5, and the method may further include:
s501: and controlling the fresh air dehumidification system to close the dehumidification mode.
S502: and controlling the fan to operate according to a second preset rotating speed so as to blow down the condensed water.
That is to say, in the stage of blowing off the condensed water, only the fan is controlled to operate, and at the moment, the fan operates according to a second preset rotating speed, wherein the second preset rotating speed is the minimum rotating speed.
According to an embodiment of the present invention, as shown in fig. 6, the method further includes:
s601: and detecting and recognizing that the temperature of the air outlet of the fresh air dehumidification system is equal to that of the air inlet, and determining that the cleaning process is finished.
S602: and controlling the fresh air dehumidification system to restart the dehumidification mode, and opening the air door corresponding to the fresh air dehumidification system.
That is to say, blow down the comdenstion water in-process, the temperature of real-time detection new trend dehumidification system air outlet and the temperature of air intake, when the temperature of new trend dehumidification system air outlet and the temperature of air intake equal, confirm that the comdenstion water has been blown down completely, clean process finishes, can control new trend dehumidification system and reopen dehumidification mode this moment to open the air door that dehumidification system corresponds, in order to satisfy user's user demand.
To sum up, this application can carry out self-cleaning when new trend dehumidification system needs clean, improves new trend dehumidification system's clean efficiency, reduces air conditioner loss rate when guaranteeing clean effect, can not carry out clear problem to water-soluble impurity when having avoided adopting outer machine upset to remove dust, can avoid changing the incomplete problem of frost for frosting changes the frost again simultaneously, reduces air conditioner loss rate.
In order to realize the embodiment, the invention further provides a control device for cleaning the fresh air dehumidification system.
Fig. 7 is a block diagram illustrating a control device for cleaning a fresh air dehumidifying system according to an embodiment of the present invention. As shown in fig. 7, the clean control device 100 of the fresh air dehumidification system includes: a detection module 10 and a control module 20.
The detection module 10 is used for detecting and identifying that the fresh air dehumidification system needs to be cleaned; the control module 20 is used for controlling the condensation water of the fresh air dehumidification system, and cleaning the fresh air dehumidification system by blowing down the condensation water.
Further, the detection module 10 is further configured to: acquiring a first concentration of outdoor air particles and a second concentration of air particles at an air outlet of a fresh air dehumidification system; acquiring a difference value between the first concentration and the second concentration and a change rate of the difference value; and when the first concentration is identified to be greater than the first preset value and the change rate is identified to be greater than the second preset value, determining that the fresh air dehumidification system needs to be cleaned.
Further, the control module 20 is further configured to: and controlling the fresh air dehumidification system to start a dehumidification mode, and detecting that the water quantity of condensed water generated on an evaporator of the fresh air dehumidification system reaches a preset value.
Further, the control module 20 is further configured to: controlling to close an air door corresponding to the fresh air dehumidification system and controlling to reduce the evaporation temperature of the evaporator; and controlling the fan to operate according to a first preset rotating speed.
Further, the control module 20 is further configured to: identifying a preset interval in which the difference value is located; and acquiring the water amount corresponding to the preset interval according to the preset interval.
Further, the control module 20 is further configured to: controlling a fresh air dehumidification system to close a dehumidification mode; and controlling the fan to operate according to a second preset rotating speed so as to blow down the condensed water.
Further, the control module 20 is further configured to: detecting and recognizing that the temperature of the air outlet of the fresh air dehumidification system is equal to that of the air inlet, and determining that the cleaning process is finished; and controlling the fresh air dehumidification system to restart the dehumidification mode, and opening the air door corresponding to the fresh air dehumidification system.
It should be noted that, the explanation of the embodiment of the control method for cleaning the fresh air dehumidification system is also applicable to the control device for cleaning the fresh air dehumidification system of the embodiment, and details are not repeated here.
In order to implement the above embodiment, the present invention further provides an air conditioner with a fresh air dehumidification system, as shown in fig. 8, the air conditioner 200 includes the control device 100 for cleaning the fresh air dehumidification system and a fresh air dehumidification system 201.
In order to implement the above embodiments, the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program is executed by a processor to implement the foregoing control method for cleaning the fresh air dehumidification system.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing steps of a custom logic function or process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
The logic and/or steps represented in the flowcharts or otherwise described herein, e.g., an ordered listing of executable instructions that can be considered to implement logical functions, can be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or more wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via for instance optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. If implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present invention may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A control method for cleaning a fresh air dehumidification system is characterized by comprising the following steps:
detecting and identifying that a fresh air dehumidification system needs cleaning;
and controlling the fresh air dehumidification system to condense condensate water, and cleaning the fresh air dehumidification system by blowing down the condensate water.
2. The control method of claim 1, wherein the detecting and identifying that the fresh air dehumidification system requires cleaning comprises:
acquiring a first concentration of outdoor air particles and a second concentration of air particles at an air outlet of a fresh air dehumidification system;
acquiring a difference value between the first concentration and the second concentration and a change rate of the difference value;
and when the first concentration is identified to be greater than a first preset value and the change rate is identified to be greater than a second preset value, determining that the fresh air dehumidification system needs to be cleaned.
3. The control method according to claim 1 or 2, wherein the controlling the fresh air dehumidification system to condense condensed water comprises:
and controlling the fresh air dehumidification system to start a dehumidification mode, and detecting that the water quantity of condensed water generated on an evaporator of the fresh air dehumidification system reaches a preset value.
4. The control method according to claim 3, wherein the controlling the fresh air dehumidification system to start a dehumidification mode and detect that the amount of condensed water generated on an evaporator of the fresh air dehumidification system reaches a preset value further comprises:
controlling to close an air door corresponding to the fresh air dehumidification system and controlling to reduce the evaporation temperature of the evaporator;
and controlling the fan to operate according to a first preset rotating speed.
5. The control method according to claim 3, wherein determining the preset value by a difference between the first concentration and the second concentration specifically comprises:
identifying a preset interval in which the difference value is located;
and acquiring the water amount corresponding to the preset interval according to the preset interval.
6. The control method according to claim 1 or 2, wherein the cleaning the fresh air dehumidification system by blowing down the condensed water further comprises:
controlling the fresh air dehumidification system to close the dehumidification mode;
and controlling the fan to operate according to a second preset rotating speed so as to blow down the condensed water.
7. The control method according to claim 1, characterized by further comprising:
detecting and recognizing that the temperature of the air outlet of the fresh air dehumidification system is equal to the temperature of the air inlet, and determining that the cleaning process is finished;
and controlling the fresh air dehumidification system to restart the dehumidification mode and opening the air door corresponding to the fresh air dehumidification system.
8. The utility model provides a clear controlling means of new trend dehumidification system which characterized in that includes:
the detection module is used for detecting and identifying that the fresh air dehumidification system needs to be cleaned;
and the control module is used for controlling the condensed water condensed by the fresh air dehumidification system, and the condensed water is blown down to clean the fresh air dehumidification system.
9. An air conditioner having a fresh air dehumidification system, comprising a fresh air dehumidification system cleaning control device as claimed in claim 8.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out a method for controlling the cleaning of a fresh air dehumidification system according to any one of claims 1 to 7.
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| CN110017543A (en) * | 2019-04-17 | 2019-07-16 | 广东美的制冷设备有限公司 | Air conditioner, cleaning control method and computer readable storage medium |
| CN110173858A (en) * | 2019-05-29 | 2019-08-27 | 广东美的制冷设备有限公司 | Air conditioner and its automatically cleaning control method and computer readable storage medium |
| CN110207324A (en) * | 2019-05-30 | 2019-09-06 | 浙江越芬科技有限公司 | Dynamic aeration control method and system |
| CN110118411A (en) * | 2019-06-11 | 2019-08-13 | 青岛海尔空调器有限总公司 | Control method for smart window |
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