CN107869830A - Air-conditioner control method and device - Google Patents
Air-conditioner control method and device Download PDFInfo
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- CN107869830A CN107869830A CN201711117479.7A CN201711117479A CN107869830A CN 107869830 A CN107869830 A CN 107869830A CN 201711117479 A CN201711117479 A CN 201711117479A CN 107869830 A CN107869830 A CN 107869830A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The invention discloses a kind of air-conditioner control method and device, at least to solve the problems, such as that air conditioner wind outlet easily blows out condensation water in correlation technique.Disclosed air-conditioner control method includes：Monitor the wind pushing temperature and ambient humidity rate of change of air conditioner；According to the aperture of flow control valve and/or the rotating speed of air-conditioning draught fan of wind pushing temperature and ambient humidity rate of change control air conditioner.The present invention improves the reliability and safety of air conditioner.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of air-conditioner control method and device.
Background technology
Under big data, the background of cloud computing, the construction rapid development of data center, and data center's fine air regulation
System is the important component of data center.At present, cold water type air-conditioning system is because its is applied widely, energy-saving effect shows
Write, be widely used in the construction of big-and-middle-sized data center.Wherein, the air-conditioning of accurate computer room is used for high fever between frozen water type row
The data center of current density, air conditioner are installed side by side with server cabinet, press close to thermal source air-supply and air output is big.In realization pair
Computer room fast-refrigerating, it is energy-efficient while, there is also the risk being blown to the condensation water on surface cooler in server cabinet.This
Kind situation is deathblow for the precision components of server, and does not allow situation about occurring, so being directed to air-conditioning
Device, especially adjust the anti-of end-equipment similar to fine air and blow water conservation and seem most important.
The content of the invention
The invention provides a kind of air-conditioner control method and device, at least to solve air conditioner wind outlet in correlation technique
The problem of easily condensation water is blown out.
According to the one side of the application, there is provided a kind of air-conditioner control method, including：Monitor the air-supply temperature of air conditioner
Degree and ambient humidity rate of change；The stream of the air conditioner is controlled according to the wind pushing temperature and the ambient humidity rate of change
The aperture of adjustable valve and/or the rotating speed of blower fan.
Alternatively, the flow that the air conditioner is controlled according to the wind pushing temperature and the ambient humidity rate of change
The aperture of regulating valve and/or the rotating speed of blower fan, including：It is more than the ambient dew point temperature in the wind pushing temperature, and the two is poor
In the case that value is more than first threshold, if the ambient humidity rate of change is less than the first pre-set ratio, the stream is not allowed
The aperture increase of adjustable valve, if the ambient humidity rate of change is not less than first pre-set ratio, controls the stream
The aperture of adjustable valve turns the second pre-set ratio down.
Alternatively, the flow that the air conditioner is controlled according to the wind pushing temperature and the ambient humidity rate of change
The aperture of regulating valve and/or the rotating speed of blower fan, including：It is more than the ambient dew point temperature in the wind pushing temperature, and the two is poor
In the case that value is not more than first threshold, if the ambient humidity rate of change is less than the 3rd pre-set ratio, do not allow described
The rotating speed of blower fan is more than current rotating speed, if the ambient humidity rate of change is not less than the 3rd pre-set ratio, controls institute
The rotating speed for stating blower fan turns down preset rotation speed ratio, wherein, first pre-set ratio is more than the 3rd pre-set ratio.
Alternatively, methods described also includes：Preset rotation speed ratio is reduced on the basis of current rotating speed controlling the blower fan
After rate, whether the wind speed for monitoring the air conditioner is more than default fluid drop speed；It is more than institute in the wind speed of the air conditioner
In the case of stating default fluid drop speed, the wind speed of the air conditioner is decreased below into the default fluid drop speed,
And do not allow the rotating speed for improving the blower fan.
Alternatively, the flow that the air conditioner is controlled according to the wind pushing temperature and the ambient humidity rate of change
The aperture of regulating valve and/or the rotating speed of blower fan, including：It is not more than the ambient dew point temperature, and the two in the wind pushing temperature
In the case that difference is less than Second Threshold, if the ambient humidity rate of change is less than the 4th pre-set ratio, the flow is controlled
The aperture of regulating valve reduces second pre-set ratio, and the rotating speed of the blower fan is turned down into preset rotation speed ratio, if institute
State ambient humidity rate of change and be not less than the 4th pre-set ratio, then control the blower fan to be run with minimum speed, and control institute
State flow control valve and be adjusted to minimum aperture；It is not more than the ambient dew point temperature, and the wind pushing temperature in the wind pushing temperature
When being more than the Second Threshold with the difference of the ambient dew point temperature, the flow control valve is controlled to close, and control institute
Blower fan is stated to run with minimum speed.Wherein, the 4th pre-set ratio is less than the 3rd pre-set ratio.
According to the second of the application aspect, there is provided a kind of air conditioner controlling device, including：First monitoring modular, use
In the wind pushing temperature and ambient humidity rate of change of monitoring air conditioner；First control module, for according to the wind pushing temperature with
And the ambient humidity rate of change controls the aperture of flow control valve and/or the rotating speed of blower fan of the air conditioner.
Alternatively, first control module includes：First control unit, for being more than the ring in the wind pushing temperature
Border dew-point temperature, and the two difference is preset more than in the case of first threshold if the ambient humidity rate of change is less than first
Ratio, then the aperture of the flow control valve is not allowed to increase, if the ambient humidity rate of change is pre- not less than described first
If ratio, then the aperture of the flow control valve is controlled to turn the second pre-set ratio down.
Alternatively, first control module also includes：Second control unit, it is described for being more than in the wind pushing temperature
Ambient dew point temperature, and the two difference be not more than first threshold in the case of, if the ambient humidity rate of change be less than the 3rd
Pre-set ratio, then the rotating speed of the blower fan is not allowed to be more than current rotating speed, if the ambient humidity rate of change is not less than described
3rd pre-set ratio, then the rotating speed of the blower fan is controlled to turn down preset rotation speed ratio, wherein, first pre-set ratio is more than institute
State the 3rd pre-set ratio.
Alternatively, described device also includes：Second monitoring modular, for controlling the blower fan on the basis of current rotating speed
After upper reduction preset rotation speed ratio, whether the wind speed for monitoring the air conditioner is more than default fluid drop speed；Second control
Module, in the case of being more than the default fluid drop speed in the wind speed of the air conditioner, by the wind of the air conditioner
Speed decreases below the default fluid drop speed, and does not allow the rotating speed for improving the blower fan.
Alternatively, first control module, including：3rd control unit, for being not more than institute in the wind pushing temperature
State ambient dew point temperature, and in the case that the two difference is less than Second Threshold, if the ambient humidity rate of change is less than the 4th
Pre-set ratio, control the aperture of the flow control valve to reduce second pre-set ratio, and the rotating speed of the blower fan is adjusted
Low preset rotation speed ratio, if the ambient humidity rate of change is not less than the 4th pre-set ratio, control the blower fan with
Minimum speed is run, and controls the flow control valve to be adjusted to minimum aperture；4th control unit, in the wind pushing temperature
No more than the ambient dew point temperature, and the wind pushing temperature and the difference of the ambient dew point temperature are not more than second threshold
During value, the flow control valve is controlled to close, and the control blower fan is run with minimum speed.Wherein, the described 4th is default
Ratio is less than the 3rd pre-set ratio.
The scheme that the embodiment of the present application provides, in the running of air conditioner, to the wind pushing temperature and ring of air conditioner
The change of border humidity is monitored, aperture and/or air conditioner according to the data that monitoring obtains to the flow control valve of air conditioner
The problem of rotating speed of blower fan is controlled, and air outlet blows out condensation water when avoiding air conditioner air-supply, improves air conditioner
Reliability and security.
Brief description of the drawings
Fig. 1 is the schematic diagram of an exemplary air conditioner in the embodiment of the present application 1；
Fig. 2 is the flow chart of an exemplary air-conditioner control method in the embodiment of the present application 1；
Fig. 3 is the flow chart of the air-conditioner control method of another exemplary in the embodiment of the present application 1；
Fig. 4 is the block diagram of an exemplary air conditioner controlling device in the embodiment of the present application 2.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent and the consistent all embodiments of the present invention.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects being described in detail in claims, of the invention.
Embodiment 1
A kind of air-conditioner control method is present embodiments provided, to solve the problems, such as air conditioning exhausting band water, to the party
Before method illustrates, the air conditioner being related in the application is briefly described with reference to Fig. 1 first.
Involved air conditioner can be any device for being used for adjusting ambient humiture in the present embodiment, example
Such as, fine air adjustment equipment, Fig. 1 illustrate by taking cold water type air conditioner as an example, as shown in figure 1,01 is Water flow adjusting valve,
The electrodeless regulation of 0%-100% apertures can be achieved, 02 be air return temperature humidity sensor, for detecting return air temperature and relative humidity,
03 it is the surface cooler of air conditioner, 04 is EC blower fans, rotating speed 0%-100% stepless time adjustments can be achieved；05 air-supply temperature and humidity sensing
Device, for detecting wind pushing temperature and relative humidity.
In the present embodiment, 02 temperature sensor can be positioned in unit, can also be positioned over outside unit；05 temperature passes
The installation site of sensor can be air outlet, or between blower fan 04 and surface cooler 03.Blower fan can be centrifugal blower, axle
Various forms of blower fans such as flow fan, flow-mixing blower fan, cross flow fan, and can be in this several blower fan any one or it is more
It is individual.
Cold medium in the present embodiment can be water, can also be other refrigerating media, be situated between in cold medium for other refrigeratings
On the basis of matter, flow control valve is then flow control valve corresponding to respective media.
Air supply direction in the present embodiment can be horizontal direction or upper and lower other air supply directions of grade.
The air-conditioner control method of the present embodiment is illustrated below in conjunction with Fig. 2.
Fig. 2 shows the flow chart of the air-conditioner control method of the present embodiment, as shown in Fig. 2 this method includes following place
Reason：
Step 201：Monitor the wind pushing temperature and ambient humidity rate of change of air conditioner；
Based on each part in the air conditioner shown in Fig. 1,04 detects wind pushing temperature T in air conditioner running,
02 detection return air temperature Tb, return air relative humidity RH.Return air dew is calculated according to return air temperature and return air humidity as follows
Point temperature Td：
log10EW=0.6607+7.5 × Td÷(237.3+Td)+log10RH-2；
Td=((0.66077-log10EW)×237.3)÷(log10EW-8.16077)；
In the present embodiment, it is Δ H (t) to define ambient humidity rate of change,
Wherein, t is detection cycle, and Hs is air conditioner unit humidity set point, and Ht is the Humidity Detection value of air conditioner surroundings.
Step 202：According to wind pushing temperature and ambient humidity rate of change control air conditioner flow control valve aperture and/
Or the rotating speed of blower fan.
In one case, opening for the flow control valve of air conditioner is controlled according to wind pushing temperature and ambient humidity rate of change
The operation of the rotating speed of degree and/or blower fan can include：
It is more than ambient dew point temperature in wind pushing temperature, and in the case that the two difference is more than first threshold, if environmental wet
Degree rate of change is less than the first pre-set ratio, then does not allow the aperture of flow control valve to increase, if ambient humidity rate of change is not small
In the first pre-set ratio, then the aperture of flow control valve is controlled to turn the second pre-set ratio down.
In another case, the flow control valve of air conditioner is controlled according to wind pushing temperature and ambient humidity rate of change
The operation of the rotating speed of aperture and/or blower fan can include：It is more than ambient dew point temperature in wind pushing temperature, and the two difference is not more than
In the case of first threshold, if ambient humidity rate of change is less than the 3rd pre-set ratio, does not allow the rotating speed of blower fan to be more than and work as
Preceding rotating speed, if ambient humidity rate of change is not less than the 3rd pre-set ratio, the rotating speed of control blower fan turns down preset rotation speed ratio,
Wherein, the first pre-set ratio is more than the 3rd pre-set ratio.Preset rotation speed ratio is reduced on the basis of current rotating speed in control blower fan
After rate, whether the wind speed for monitoring air conditioner is more than default fluid drop speed；It is more than default drop in the wind speed of air conditioner to escape
In the case of speed of escaping, the wind speed of air conditioner is decreased below into default fluid drop speed, and does not allow to improve turning for blower fan
Speed.
In still another case, the flow control valve of air conditioner is controlled according to wind pushing temperature and ambient humidity rate of change
The operation of the rotating speed of aperture and/or blower fan can specifically include：It is not more than ambient dew point temperature, and the two difference in wind pushing temperature
In the case of less than Second Threshold, if ambient humidity rate of change is less than the 4th pre-set ratio, the aperture of flow control valve is controlled
Reduce the second pre-set ratio, and the rotating speed of blower fan is turned down into preset rotation speed ratio, if ambient humidity rate of change is not less than the
Four pre-set ratios, then control blower fan to be run with minimum speed, and control flow control valve to be adjusted to minimum aperture；In wind pushing temperature not
More than ambient dew point temperature, and when wind pushing temperature and the difference of ambient dew point temperature be not more than Second Threshold, control Flow-rate adjustment
Valve is closed, and control blower fan is run with minimum speed.Wherein, first threshold and Second Threshold are the constant more than zero,
4th pre-set ratio is less than the 3rd pre-set ratio.
Fig. 3 shows the flow chart of the example air conditioner control method according to the application, as shown in figure 3, this method
Including following processing：
When there is water-leak alarm, run urgent prediction scheme, unit begin to rehearse water pump, close blower fan, close water valve and send leak
Warning.
Monitoring wind pushing temperature T in real time, as T ＞ TdDuring+a, wherein, a is above-mentioned first threshold, and now wind pushing temperature is higher than dew
Point temperature and being not easy is analysed wet；To prevent air-out band water, while monitoring of environmental humidity rate of change Δ H (T)；If Δ H (T)<M, its
In, m is above-mentioned first pre-set ratio, then does not allow the aperture of Water flow adjusting valve to be more than currency, i.e., only allows water-carrying capacity to adjust
Section valve is turned down and can not opened greatly；If Δ H (T) >=m, turns the opening value of Water flow adjusting valve down x, wherein, x is above-mentioned
Two pre-set ratios；
In the present embodiment, constant a ＞ 0 are defined；Constant b ＞ 0；M ＞ n ＞ k ＞ 0；X, y codomains are (3%~10%)；v”
To test the constant measured.
Monitoring wind pushing temperature T in real time, works as Td＜ T≤TdDuring+a, now wind pushing temperature is close to dew-point temperature Td, supervise simultaneously
Survey ambient humidity rate of change Δ H (T)；If Δ H (T)<N, then rotation speed of fan can not be more than currency, i.e. blower fan 04 only allows to drop
The slow-speed of revolution can not improve rotating speed；If Δ H (T) >=n, wherein, n is above-mentioned 3rd pre-set ratio, then turns down rotation speed of fan
Y, wherein, y is preset rotation speed ratio, while judges whether wind speed now is more than default fluid drop speed v ", if above
V ", then continue rotation speed of fan turning down y；Until rotation speed of fan is less than the escape velocity v " of drop, now blower fan 04 is still only permitted
Perhaps rotating speed can not be improved by reducing rotating speed.
Monitoring wind pushing temperature T in real time, works as Td- b ＜ T≤TdWhen, wherein, b is above-mentioned Second Threshold, now wind pushing temperature
It is less than ambient dew point temperature Td, while monitoring of environmental humidity rate of change Δ H (T)；If Δ H (T)<K, wherein, k is above-mentioned the
Four pre-set ratios, then turn the opening value of Water flow adjusting valve down x, while rotation speed of fan is turned down into y；If Δ H (T) >=k,
Blower fan is adjusted to minimum speed operation, Water flow adjusting valve aperture is adjusted to the operation of minimum aperture, wherein, minimum speed herein with
Minimum aperture is measured by testing.
Monitoring wind pushing temperature T in real time, as T≤TdDuring-b, now wind pushing temperature is too low, and risk of the air-out with water reaches most
Height, now unit close Water flow adjusting valve immediately, by blower fan be adjusted to minimum speed operation；And it is pre- to send out wind band water risk
It is alert.
Embodiment 2
This implementation provides a kind of air conditioner controlling device, and the device is used for the air-conditioner control method for realizing the application,
Fig. 4 is the block diagram of the device, as shown in figure 4, the device includes following part：
First monitoring modular 41, for monitoring the wind pushing temperature and ambient humidity rate of change of air conditioner；
First control module 42, for controlling the Flow-rate adjustment of air conditioner according to wind pushing temperature and ambient humidity rate of change
The aperture of valve and/or the rotating speed of blower fan.
In one case, the first control module 42 further comprises：First control unit, the unit are used in air-supply temperature
In the case that degree is more than ambient dew point temperature, and the two difference is more than first threshold, if ambient humidity rate of change is less than first
Pre-set ratio, then the aperture of flow control valve is not allowed to increase, if ambient humidity rate of change is not less than the first pre-set ratio,
The aperture of control flow control valve turns the second pre-set ratio down.
In another case, the first control module 42 can also include：Second control unit, the unit are used to blow
In the case that temperature is more than ambient dew point temperature, and the two difference is not more than first threshold, if ambient humidity rate of change is less than
3rd pre-set ratio, then the rotating speed of blower fan is not allowed to be more than current rotating speed, if ambient humidity rate of change is default not less than the 3rd
Ratio, then the rotating speed of blower fan is controlled to turn down preset rotation speed ratio, wherein, the first pre-set ratio is more than the 3rd pre-set ratio.It is based on
This, the air conditioner controlling device of the present embodiment can further include：Second monitoring modular, the module are used in control blower fan
After reducing preset rotation speed ratio on the basis of current rotating speed, whether the wind speed for monitoring air conditioner is more than default fluid drop speed
Rate；And the control module of module second, will in the case of being more than default fluid drop speed in the wind speed of air conditioner
The wind speed of air conditioner decreases below default fluid drop speed, and does not allow the rotating speed for improving blower fan.
In still another case, above-mentioned first control module 42 can also include：3rd control unit, the unit are used for
In the case that wind pushing temperature is not more than ambient dew point temperature, and the two difference is less than Second Threshold, if ambient humidity rate of change
Less than the 4th pre-set ratio, control the aperture of flow control valve to reduce the second pre-set ratio, and the rotating speed of blower fan turned down pre-
If rotating speed ratio, if ambient humidity rate of change is not less than the 4th pre-set ratio, control blower fan is run with minimum speed, and is controlled
Flow control valve processed is adjusted to minimum aperture；And the 4th control unit, the unit are used to be not more than ambient dew point in wind pushing temperature
Temperature, and when the difference of wind pushing temperature and ambient dew point temperature be not more than Second Threshold, control flow control valve is closed, and is controlled
Blower fan processed is run with minimum speed.Wherein, the 4th pre-set ratio is less than the 3rd pre-set ratio.
Those skilled in the art will readily occur to the present invention its after considering specification and putting into practice invention disclosed herein
Its embodiment.The application be intended to the present invention any modification, purposes or adaptations, these modifications, purposes or
Person's adaptations follow the general principle of the present invention and the common knowledge in the art do not invented including the present invention
Or conventional techniques.Description and embodiments are considered only as exemplary, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be appreciated that the invention is not limited in the precision architecture for being described above and being shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (10)
- A kind of 1. air-conditioner control method, it is characterised in that including：Monitor the wind pushing temperature and ambient humidity rate of change of air conditioner；Controlled according to the wind pushing temperature and the ambient humidity rate of change flow control valve of the air conditioner aperture and/ Or the rotating speed of blower fan.
- 2. according to the method for claim 1, it is characterised in that described according to the wind pushing temperature and the ambient humidity Rate of change controls the aperture of flow control valve and/or the rotating speed of blower fan of the air conditioner, including：It is more than ambient dew point temperature in the wind pushing temperature, and in the case that the two difference is more than first threshold, if the ring Border humidity rate of change is less than the first pre-set ratio, then does not allow the aperture of the flow control valve to increase, if the environmental wet Degree rate of change is not less than first pre-set ratio, then controls the aperture of the flow control valve to turn the second pre-set ratio down.
- 3. according to the method for claim 2, it is characterised in that described according to the wind pushing temperature and the ambient humidity Rate of change controls the aperture of flow control valve and/or the rotating speed of blower fan of the air conditioner, including：It is more than the ambient dew point temperature in the wind pushing temperature, and in the case that the two difference is not more than the first threshold, If the ambient humidity rate of change is less than the 3rd pre-set ratio, the rotating speed of the blower fan is not allowed to be more than current rotating speed, such as Ambient humidity rate of change described in fruit is not less than the 3rd pre-set ratio, then controls the rotating speed of the blower fan to turn down preset rotation speed ratio Rate, wherein, first pre-set ratio is more than the 3rd pre-set ratio.
- 4. according to the method for claim 3, it is characterised in that methods described also includes：After controlling the blower fan to reduce preset rotation speed ratio on the basis of current rotating speed, the wind speed of the air conditioner is monitored Whether default fluid drop speed is more than；In the case where the wind speed of the air conditioner is more than the default fluid drop speed, the wind speed of the air conditioner is reduced Extremely it is less than the default fluid drop speed, and does not allow the rotating speed for improving the blower fan.
- 5. according to the method for claim 3, it is characterised in that described according to the wind pushing temperature and the ambient humidity Rate of change controls the aperture of flow control valve and/or the rotating speed of blower fan of the air conditioner, including：It is not more than the ambient dew point temperature in the wind pushing temperature, and in the case that the two difference is less than Second Threshold, if The ambient humidity rate of change is less than the 4th pre-set ratio, controls the aperture of the flow control valve to reduce the described second default ratio Rate, and the rotating speed of the blower fan is turned down into preset rotation speed ratio, if the ambient humidity rate of change is not less than the described 4th Pre-set ratio, then control the blower fan to be run with minimum speed, and control the flow control valve to be adjusted to minimum aperture；It is not more than the ambient dew point temperature, and the wind pushing temperature and the difference of the ambient dew point temperature in the wind pushing temperature When value is more than the Second Threshold, the flow control valve is controlled to close, and the control blower fan is run with minimum speed, its In, the 4th pre-set ratio is less than the 3rd pre-set ratio.
- A kind of 6. air conditioner controlling device, it is characterised in that including：First monitoring modular, for monitoring the wind pushing temperature and ambient humidity rate of change of air conditioner；First control module, for controlling the stream of the air conditioner according to the wind pushing temperature and the ambient humidity rate of change The aperture of adjustable valve and/or the rotating speed of blower fan.
- 7. device according to claim 6, it is characterised in that first control module includes：First control unit, for being more than ambient dew point temperature in the wind pushing temperature, and the two difference is more than first threshold In the case of, if the ambient humidity rate of change is less than the first pre-set ratio, do not allow the aperture of the flow control valve to increase Greatly, if the ambient humidity rate of change is not less than first pre-set ratio, the aperture of the flow control valve is controlled to adjust Small second pre-set ratio.
- 8. device according to claim 7, it is characterised in that first control module also includes：Second control unit, for being more than the ambient dew point temperature in the wind pushing temperature, and the two difference is no more than described In the case of first threshold, if the ambient humidity rate of change is less than the 3rd pre-set ratio, turning for the blower fan is not allowed Speed is more than current rotating speed, if the ambient humidity rate of change is not less than the 3rd pre-set ratio, controls the blower fan Rotating speed turns down preset rotation speed ratio, wherein, first pre-set ratio is more than the 3rd pre-set ratio.
- 9. device according to claim 8, it is characterised in that described device also includes：Second monitoring modular, for after controlling the blower fan to reduce preset rotation speed ratio on the basis of current rotating speed, supervising Whether the wind speed for surveying the air conditioner is more than default fluid drop speed；Second control module, in the case of being more than the default fluid drop speed in the wind speed of the air conditioner, by institute The wind speed for stating air conditioner decreases below the default fluid drop speed, and does not allow the rotating speed for improving the blower fan.
- 10. device according to claim 8, it is characterised in that first control module, including：3rd control unit, for being not more than the ambient dew point temperature in the wind pushing temperature, and the two difference is less than second In the case of threshold value, if the ambient humidity rate of change is less than the 4th pre-set ratio, the aperture of the flow control valve is controlled Reduce second pre-set ratio, and the rotating speed of the blower fan is turned down into preset rotation speed ratio, if the ambient humidity becomes Rate is not less than the 4th pre-set ratio, then controls the blower fan to be run with minimum speed, and controls the flow control valve It is adjusted to minimum aperture；4th control unit, for being not more than the ambient dew point temperature, and the wind pushing temperature and institute in the wind pushing temperature When stating the difference of ambient dew point temperature and being more than the Second Threshold, the flow control valve is controlled to close, and the control wind Machine is run with minimum speed, wherein, the 4th pre-set ratio is less than the 3rd pre-set ratio.
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| CN201711117479.7A CN107869830B (en) | 2017-11-13 | 2017-11-13 | Air conditioner control method and device |
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| CN108548296A (en) * | 2018-04-27 | 2018-09-18 | 广东美的制冷设备有限公司 | Air conditioner and its control method and computer readable storage medium |
| CN108731196A (en) * | 2018-04-18 | 2018-11-02 | 青岛海尔空调器有限总公司 | A kind of anti-condensation air conditioning control method and device |
| CN109084437A (en) * | 2018-09-05 | 2018-12-25 | 深圳市猎搜有限公司 | The control method and control device of air-conditioning automatic temperature-control |
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