CN104266319B - Control method and control system for preventing condensation of air conditioner and air conditioner - Google Patents
Control method and control system for preventing condensation of air conditioner and air conditioner Download PDFInfo
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- CN104266319B CN104266319B CN201410599008.4A CN201410599008A CN104266319B CN 104266319 B CN104266319 B CN 104266319B CN 201410599008 A CN201410599008 A CN 201410599008A CN 104266319 B CN104266319 B CN 104266319B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F2013/221—Means for preventing condensation or evacuating condensate to avoid the formation of condensate, e.g. dew
Abstract
The invention provides a control method and a control system for preventing condensation of an air conditioner and the air conditioner. Firstly, an internal environment temperature of an indoor environment where the air conditioner is positioned is acquired; then a current humidity of the indoor environment is acquired; next, according to the current humidity, the preset highest frequency corresponding to the internal environment temperature is corrected; finally, a compressor of the air conditioner is controlled to operate under the frequency which is not higher than the preset highest frequency so as to prevent condensation. By actual operation, the control method and the control system for preventing condensation of the air conditioner and the air conditioner can effectively prevent condensation, so that the problem of poor use experience of the air conditioner, which is caused by condensation, can be solved.
Description
Technical field
The application is related to air-conditioning technical field, more particularly, it relates to a kind of control for preventing condensation generation of air-conditioner
Method, system and air-conditioner.
Background technology
Air-conditioner is a kind of common household electrical appliance, with the raising of living standards of the people, requirement of the user to its performance
More and more higher, experience have become the important references factor that consumer chooses, significant terms of the condensation problem as experience
Mesh is gradually paid close attention to by consumer, and condensation performance quality directly concerns the experience of user.
Still do not have a kind of effective control method to prevent the generation of condensation at present, therefore need one kind badly to be effectively prevented
The control method that condensation is produced.
The content of the invention
In view of this, the application provides a kind of control method for preventing condensation generation, system and the air-conditioner of air-conditioner, uses
In preventing air-conditioner from producing condensation, to solve the problems, such as air-conditioner, because there is condensation, caused experience is not good.
To achieve these goals, it is proposed that scheme it is as follows：
A kind of control method for preventing condensation generation of air-conditioner, comprises the steps：
Obtain the internal ring temperature of the indoor environment residing for the air-conditioner；
Obtain the current humidity of the indoor environment；
Humidity range pair according to residing for the current humidity default highest frequency corresponding with the internal ring temperature enters
Row amendment；
The compressor of the air-conditioner is controlled to be not higher than the default highest frequency operating.
Preferably, the compressor of the control air-conditioner is operated with being not higher than the default highest frequency, including：
Obtain the current wind shelves state of the air-conditioner；
The compressor is controlled with not higher than corresponding with current wind shelves state, and corresponding with the internal ring temperature
Default highest frequency operating.
Preferably, the current humidity for obtaining the indoor environment, including：
Obtain the inner tube temperature and dry-bulb temperature of the air-conditioner；
Using empirical equation and air-conditioner described in said inner tube temperature computation wet bulb temperature；
Table lookup operations are carried out according to the dry-bulb temperature and the wet bulb temperature, the current humidity is obtained.
Preferably, the empirical equation is：
Wet bulb temperature=A × inner tube temperature+B；
A and B are constant, wherein：A=[- 10,10], B=[- 20,20].
Preferably, it is described that table lookup operations are carried out according to the dry-bulb temperature and the wet bulb temperature, obtain described current wet
Degree, including：
According to the dry-bulb temperature and wet bulb temperature inquiry psychrometric chart or the wet table of enthalpy, the current humidity is obtained.
Preferably, the humidity range according to residing for the current humidity is modified to the default highest frequency,
Including：
When the current humidity is in [70%, 100%], will the default highest frequency increase a hertz, a=(0,
5)；When the current humidity in (40%, when 70%), will the default highest frequency increase b hertz, b=[5,10]；Work as institute
State current humidity in [0%, 40%] when, will the default highest frequency increase c hertz, c=(10,15].
A kind of control system that prevents condensation generation of air-conditioner, including：
Internal ring temperature acquisition module, for obtaining the internal ring temperature of the indoor environment residing for the air-conditioner；
Control module, for controlling the compressor of the air-conditioner to be not higher than corresponding with the internal ring temperature presetting
Highest frequency operates；
Humidity acquisition module, for obtaining the current humidity of the indoor environment；
Correction and Control module, is carried out to the default highest frequency for the humidity range according to residing for the current humidity
Amendment.
Preferably, the control module includes：
Wind shelves state acquiring unit, for obtaining the current wind shelves state of the air-conditioner；
Compressor control unit, for control the compressor with it is not higher than corresponding with the current wind shelves state, and
The default highest frequency operating corresponding with the internal ring temperature.
Preferably, the humidity acquisition module includes：
Inner tube temperature acquiring unit, for obtaining the inner tube temperature of the air-conditioner；
Dry-bulb temperature acquiring unit, for obtaining the dry-bulb temperature of the air-conditioner；
Wet bulb temperature calcuation unit, for using empirical equation and air-conditioner described in said inner tube temperature computation wet bulb temperature
Degree；
Computation of table lookup unit, for carrying out table lookup operations according to the dry-bulb temperature and the wet bulb temperature, obtains described
Current humidity.
Preferably, the empirical equation is：
Wet bulb temperature=A × inner tube temperature+B；
A and B are constant, wherein：A=[- 10,10], B=[- 20,20].
Preferably, the computation of table lookup unit for according to the dry-bulb temperature and the wet bulb temperature inquiry psychrometric chart or
The wet table of enthalpy, obtains the current humidity.
Preferably, the Correction and Control module is used for：
When the current humidity is in [70%, 100%], the default highest frequency is increased by the Correction and Control module
Plus a hertz, and a=(0,5)；When the current humidity is in (40%, when 70%), the Correction and Control module is preset described most
Altofrequency increases b hertz, b=[5,10]；When the current humidity is in [0%, 40%], the Correction and Control module is by institute
Stating default highest frequency increases c hertz, c=(10,15].
A kind of air-conditioner, is provided with the control system for preventing condensation from producing as above.
From above-mentioned technical proposal as can be seen that a kind of this application provides controlling party for preventing condensation generation of air-conditioner
Method, system and air-conditioner obtain the internal ring temperature of the indoor environment residing for the air-conditioner first；Then obtain working as indoor environment
Front humidity, then after be modified according to current humidity pair default highest frequency corresponding with internal ring temperature；The air-conditioning is controlled finally
The compressor of device is operated with being not higher than the default highest frequency, to prevent the generation of condensation.Find through actual motion, originally prevent
Control method that condensation is produced, system and air-conditioner can be effectively prevented the generation of condensation such that it is able to solve air-conditioner because
There is condensation and the not good problem of caused experience.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of application, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
A kind of flow chart of the control method for preventing condensation generation of air-conditioner that Fig. 1 is provided for the embodiment of the present application；
A kind of flow process of the control method for preventing condensation generation of air-conditioner that Fig. 2 is provided for another embodiment of the application
Figure；
A kind of structure of the control system for preventing condensation generation of air-conditioner that Fig. 3 is provided for the another embodiment of the application
Figure.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only some embodiments of the present application, rather than the embodiment of whole.It is based on
Embodiment in the application, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of the application protection.
Embodiment one
A kind of flow chart of the control method for preventing condensation generation of air-conditioner that Fig. 1 is provided for the embodiment of the present application.
As shown in figure 1, the control method that condensation is produced that prevents that the present embodiment is provided comprises the steps：
S101：Obtain the internal ring temperature of indoor environment.
The temperature of the indoor environment residing for the air-conditioner is obtained, i.e., internal ring temperature recited above.In general, internal ring temperature
The degree i.e. return air inlet temperature of the air-conditioner.
S102：Obtain the current humidity of indoor environment.
The current humidity of the indoor environment residing for the air-conditioner is obtained.
S103：Default highest frequency is modified.
After obtaining the current humidity of the indoor environment, the humidity range pair according to residing for the current humidity and internal ring temperature phase
Corresponding default highest frequency is modified.
In order to the upper frequency limit to compressor carries out precise control, in addition it is also necessary to obtain the wind shelves state of the air-conditioner, wind shelves
State includes quiet shelves operation, the operation of low wind shelves, the operation of apoplexy shelves and the operation of high wind shelves, has and phase for each wind shelves state
The corresponding default highest frequency of the internal ring temperature answered, is shown in Table 1, and wherein T is internal ring temperature.
| T≤29℃ | 29 DEG C of ﹤ T≤32 DEG C | T>32℃ | |
| Quiet shelves highest frequency | 30-35Hz | 40-50Hz | 50-60Hz |
| Low wind shelves highest frequency | 35-37Hz | 55-60Hz | 60-70Hz |
| Apoplexy shelves highest frequency | 55-65Hz | 65-70Hz | 70-80Hz |
| High wind shelves highest frequency | 70-80Hz | 80-85Hz | 80-90Hz |
Table 1
When current humidity is more than or equal to 70%, less than or equal to 100%, default highest frequency is increased into a hertz, the value of a
Scope for (0,5)；When current humidity is more than 40%, less than 70%, default highest frequency is increased into b hertz, the span of b is
[5,10]；When current humidity is more than 0%, less than or equal to 40%, default highest frequency is increased into c hertz, the span of c is
(10,15].
S104：Control compressor is with not higher than default highest frequency operation.
The compressor of the air-conditioner is controlled to be not higher than the default highest frequency operation that previous step is obtained.The default highest
Frequency is default highest frequency revised through previous step institute.
I.e. when the current running frequency of compressor is higher than default highest frequency, control compressor is according to default highest frequency
Operation；Otherwise, continue to run according to current running frequency.
Due to increased the step of being modified to default highest frequency according to current humidity, therefore can realize to air-conditioning
Device is more accurately controlled.
From above-mentioned technical proposal as can be seen that present embodiments providing a kind of controlling party for preventing condensation generation of air-conditioner
Method, this prevent condensation produce control method be：The internal ring temperature of the indoor environment residing for the air-conditioner is obtained first；Then obtain
Take the current humidity of indoor environment；Repaiied according to the current humidity pair default highest frequency corresponding with internal ring temperature after again
Just；The compressor of the air-conditioner is controlled finally with not higher than default highest frequency operating, to prevent the generation of condensation；Through reality
Operation discovery, originally prevents the control method that condensation is produced be effectively prevented the generation of condensation such that it is able to solve air-conditioner
The not good problem of caused experience because there is condensation.
Embodiment two
A kind of flow process of the control method for preventing condensation generation of air-conditioner that Fig. 2 is provided for another embodiment of the application
Figure.
As shown in Fig. 2 the control method that condensation is produced that prevents that the present embodiment is provided comprises the steps：S201：Obtain
The internal ring temperature of indoor environment.
The temperature of the indoor environment residing for the air-conditioner is obtained, i.e., internal ring temperature recited above.In general, internal ring temperature
The degree i.e. return air inlet temperature of the air-conditioner.
S202：Obtain the inner tube temperature and dry-bulb temperature of air-conditioner.
Air-conditioning indoor set on be provided with detection inner tube temperature temperature-sensitive bag and detection dry-bulb temperature temperature-sensitive bag, profit
Inner tube temperature and dry-bulb temperature can be obtained with the temperature-sensitive bag.
S203：Using empirical equation and inner tube temperature computation wet bulb temperature.
Empirical equation is obtained according to long-term producing scientific research practice, and the empirical equation is：
Wet bulb temperature=A × inner tube temperature+B；Wherein A and B is constant, through practice test, the span of A for [-
10,10], the span of B is [- 20,20].
If it is desired to obtaining more accurate wet bulb temperature, quadratic equation with one unknown is can use as the empirical equation, the empirical equation
For：
Wet bulb temperature=A × inner tube temperature2+ B × inner tube temperature+C；Wherein A, B and C are constant.
S204：Table look-up and obtain the current humidity of indoor environment.
According to the wet bulb temperature and dry-bulb temperature of the air-conditioner for having obtained, computation of table lookup is carried out, the table is psychrometric chart
Or the wet table of enthalpy, therefrom find current humidity corresponding with the wet bulb temperature and dry-bulb temperature.Wherein, psychrometric chart is converted to into dry bulb
The form that temperature and wet bulb temperature are constituted is to obtain the wet table of the enthalpy.
S205：Default highest frequency is modified.
After obtaining the current humidity of the indoor environment, the humidity range according to residing for the current humidity is to presetting highest frequency
It is modified.
When current humidity is more than or equal to 70%, less than or equal to 100%, default highest frequency is increased into a hertz, the value of a
Scope for (0,5)；When current humidity is more than 40%, less than 70%, default highest frequency is increased into b hertz, the span of b is
[5,10]；When current humidity is more than 0%, less than or equal to 40%, default highest frequency is increased into c hertz, the span of c is
(10,15].
S206：Control compressor is with not higher than default highest frequency operation.
The compressor of the air-conditioner is controlled to be not higher than the default highest frequency operation that previous step is obtained.The default highest
Frequency is default highest frequency revised through previous step institute.
I.e. when the current running frequency of compressor is higher than default highest frequency, control compressor is according to default highest frequency
Operation；Otherwise, continue to run according to current running frequency.
In the present embodiment, due to being computed and tabling look-up residing for acquisition air-conditioner using inner tube temperature and dry-bulb temperature
The current humidity of indoor environment, therefore need not be provided for detecting the detection means or equipment of wet bulb temperature or humidity, accordingly
The cost of whole machine can be saved in ground, and in today that the market competition is increasingly fierce, this point has great significance.
Embodiment three
A kind of structure of the control system for preventing condensation generation of air-conditioner that Fig. 3 is provided for the another embodiment of the application
Figure.
As shown in figure 3, the present embodiment provide prevent condensation produce control system include internal ring temperature acquisition module 20,
Control module 30, humidity acquisition module 40 and Correction and Control module 50..
Internal ring temperature acquisition module 20 is used for the internal ring temperature for obtaining indoor environment.
Internal ring temperature acquisition module 20 obtains the temperature of the indoor environment residing for the air-conditioner, i.e., internal ring temperature recited above
Degree.In general, the return air inlet temperature of the i.e. air-conditioner of internal ring temperature.
Control module 30 is used to control compressor with not higher than default highest frequency operation.The compression of the air-conditioner is controlled
The machine default highest frequency operation corresponding to be not higher than internal ring temperature.Control module 30 includes 31 He of wind shelves state acquiring unit
Compressor control unit 32.
In order to the upper frequency limit to compressor carries out precise control, the air-conditioner is obtained using wind shelves state acquiring unit 31
Wind shelves state, wind shelves state include quiet shelves operation, low wind shelves operation, apoplexy shelves operation and high wind shelves operation, compressor control
Unit processed 32 controls compressor for each wind shelves state and is run with being not higher than the corresponding default highest frequency of internal ring temperature, sees
Shown in table 1, wherein T is internal ring temperature.
Humidity acquisition module 40 is used for the current humidity for obtaining indoor environment.Indoor environment residing for the air-conditioner is obtained
Current humidity.
Humidity acquisition module 40 includes inner tube temperature acquiring unit 41, dry-bulb temperature acquiring unit 42, wet bulb temperature calcuation
Unit 43 and computation of table lookup unit 44.
Inner tube temperature acquiring unit 41 is used for the inner tube temperature for obtaining air-conditioner, and dry-bulb temperature acquiring unit 42 is used to obtain
The dry-bulb temperature of air-conditioner.The temperature-sensitive bag of detection inner tube temperature and dry-bulb temperature is provided with the inner tube of the indoor set of air-conditioning
(not shown), said two units are connected with the temperature-sensitive bag respectively, to obtain inner tube temperature and dry-bulb temperature.
Wet bulb temperature calcuation unit 43 is used for using empirical equation and inner tube temperature computation wet bulb temperature.
Empirical equation is obtained according to long-term producing scientific research practice, and the empirical equation is：
Wet bulb temperature=A × inner tube temperature+B；Wherein A and B is constant, through practice test, the span of A for [-
10,10], the span of B is [- 20,20].
If it is desired to obtaining more accurate wet bulb temperature, quadratic equation with one unknown is can use as the empirical equation, the empirical equation
For：
Wet bulb temperature=A × inner tube temperature2+ B × inner tube temperature+C；Wherein A, B and C are constant.
Computation of table lookup unit 44 is used to table look-up and obtains the current humidity of indoor environment.I.e. according to the air-conditioner for having obtained
Wet bulb temperature and dry-bulb temperature, carry out computation of table lookup, and the table is enthalpy-entropy diagram or enthalpy entropy table, therefrom find and the wet bulb temperature and do
The corresponding current humidity of ball temperature.
Correction and Control module 50 is for being modified to default highest frequency.In the current humidity for obtaining the indoor environment
Afterwards, the humidity range according to residing for the current humidity is modified to default highest frequency.
The humidity value of wherein high humility is more than or equal to 70%, less than or equal to 100%；The humidity value of middle humidity be more than
40%th, less than 70%；The humidity value of low humidity is more than 0%, less than or equal to 40%.
When current humidity is more than or equal to 70%, less than or equal to 100%, default highest frequency is increased into a hertz, the value of a
Scope for (0,5)；When current humidity is more than 40%, less than 70%, default highest frequency is increased into b hertz, the span of b is
[5,10]；When current humidity is more than 0%, less than or equal to 40%, default highest frequency is increased into c hertz, the span of c is
(10,15].
From above-mentioned technical proposal as can be seen that present embodiments providing a kind of control system for preventing condensation generation of air-conditioner
System, the internal ring temperature of the indoor environment residing for the air-conditioner is obtained first；The compressor of the air-conditioner is controlled afterwards with not higher than
The corresponding default highest frequency operating of the internal ring temperature, to prevent the generation of condensation；Then obtain the current wet of indoor environment
Degree, is modified to default highest frequency finally according to current humidity.Find through actual motion, the control for originally preventing condensation from producing
Method processed can be effectively prevented the generation of condensation such that it is able to which caused experience is not because there is condensation to solve air-conditioner
Good problem.
Due to increased according to current humidity to presetting the module that highest frequency is modified, therefore can realize to air-conditioning
Device is more accurately controlled.
Also, due to being to be computed and table look-up the indoor environment residing for acquisition air-conditioner using inner tube temperature and dry-bulb temperature
Current humidity, therefore need not be provided for detecting the detection means or equipment of wet bulb temperature or humidity, can correspondingly save
The cost of whole machine, in today that the market competition is increasingly fierce, this point has great significance.
Example IV
The present embodiment provides a kind of air-conditioner, and the air-conditioner is provided with the control for preventing condensation generation of above example offer
System processed.Due to being provided with the control system, this kind of air-conditioner can more preferably drip and meet the experience being used for such that it is able to more
Win the market well.
It should be noted that the concrete numerical value involved by the application, such as frequency span etc. are only to implement this
The exemplary illustration done to relevant parameter by bright content, in the application present invention, the value of each parameter need not be confined to the application
The concrete numerical value for being provided, on the premise of without departing from the application spirit or scope, those skilled in the art are according to the application institute
The technical scheme of offer is to the parameter for being taken within the protection domain of the application.
In this specification, each embodiment is described by the way of progressive, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.To the upper of the disclosed embodiments
State bright, professional and technical personnel in the field is realized or is used the application.To various modifications of these embodiments to ability
Will be apparent for the professional and technical personnel in domain, generic principles defined herein can be without departing from the application's
In the case of spirit or scope, realize in other embodiments.Therefore, the application be not intended to be limited to it is shown in this article these
Embodiment, and it is to fit to the most wide scope consistent with principles disclosed herein and features of novelty.
Claims (11)
1. a kind of air-conditioner prevent condensation produce control method, it is characterised in that comprise the steps：
Obtain the internal ring temperature of the indoor environment residing for the air-conditioner；
Obtain the current humidity of the indoor environment；
Humidity range pair according to residing for the current humidity default highest frequency corresponding with the internal ring temperature is repaiied
Just；
The compressor of the air-conditioner is controlled to be not higher than the default highest frequency operating, the acquisition air-conditioner is specifically included
Current wind shelves state, control the compressor with it is not higher than corresponding with current wind shelves state, and with the internal ring temperature
Corresponding default highest frequency operating.
2. control method as claimed in claim 1, it is characterised in that the current humidity of the acquisition indoor environment, bag
Include：
Obtain the inner tube temperature and dry-bulb temperature of the air-conditioner；
Using empirical equation and air-conditioner described in said inner tube temperature computation wet bulb temperature；
Table lookup operations are carried out according to the dry-bulb temperature and the wet bulb temperature, the current humidity is obtained.
3. control method as claimed in claim 2, it is characterised in that the empirical equation is：
Wet bulb temperature=A × inner tube temperature+B；
A and B are constant, wherein：A=[- 10,10], B=[- 20,20].
4. control method as claimed in claim 2, it is characterised in that described according to the dry-bulb temperature and the wet bulb temperature
Table lookup operations are carried out, the current humidity is obtained, including：
According to the dry-bulb temperature and wet bulb temperature inquiry psychrometric chart or the wet table of enthalpy, the current humidity is obtained.
5. control method as claimed in claim 1, it is characterised in that the humidity range according to residing for the current humidity
The default highest frequency is modified, including：
When the current humidity is in [70%, 100%], will the default highest frequency increase a hertz, a=(0,5)；When
The current humidity in (40%, when 70%), will the default highest frequency increase b hertz, b=[5,10]；Work as when described
When front humidity is in [0%, 40%], will the default highest frequency increase c hertz, c=(10,15].
6. a kind of air-conditioner prevent condensation produce control system, it is characterised in that include：
Internal ring temperature acquisition module, for obtaining the internal ring temperature of the indoor environment residing for the air-conditioner；
Control module, for controlling the compressor of the air-conditioner with not higher than corresponding with the internal ring temperature default highest
Frequency run；Wherein, the control module includes：Wind shelves state acquiring unit, for obtaining the current wind shelves of the air-conditioner
State；Compressor control unit, for control the compressor with it is not higher than corresponding with the current wind shelves state, and with institute
State the corresponding default highest frequency operating of internal ring temperature；
Humidity acquisition module, for obtaining the current humidity of the indoor environment；
Correction and Control module, repaiies to the default highest frequency for the humidity range according to residing for the current humidity
Just.
7. control system as claimed in claim 6, it is characterised in that the humidity acquisition module includes：
Inner tube temperature acquiring unit, for obtaining the inner tube temperature of the air-conditioner；
Dry-bulb temperature acquiring unit, for obtaining the dry-bulb temperature of the air-conditioner；
Wet bulb temperature calcuation unit, for using empirical equation and air-conditioner described in said inner tube temperature computation wet bulb temperature；
Computation of table lookup unit, for carrying out table lookup operations according to the dry-bulb temperature and the wet bulb temperature, obtains described current
Humidity.
8. control system as claimed in claim 7, it is characterised in that the empirical equation is：
Wet bulb temperature=A × inner tube temperature+B；
A and B are constant, wherein：A=[- 10,10], B=[- 20,20].
9. control system as claimed in claim 7, it is characterised in that the computation of table lookup unit is for according to the dry bulb temperature
Degree and the wet bulb temperature inquire about psychrometric chart or the wet table of enthalpy, obtain the current humidity.
10. control system as claimed in claim 6, it is characterised in that the Correction and Control module is used for：
When the current humidity is in [70%, 100%], the default highest frequency is increased a by the Correction and Control module
Hertz, a=(0,5)；When the current humidity is in (40%, when 70%), the Correction and Control module is by the default highest
Frequency increases b hertz, b=[5,10]；When the current humidity is in [0%, 40%], the Correction and Control module will be described
Default highest frequency increase c hertz, c=(10,15].
A kind of 11. air-conditioners, it is characterised in that arrange just like described in any one of claim 6~10 prevent condensation produce
Control system.
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|---|---|---|---|---|
| CN104613600A (en) * | 2015-01-29 | 2015-05-13 | 广东美的制冷设备有限公司 | Method and system for controlling air-conditioner |
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