CN107228452B - UPS power supply air-conditioner control method and air conditioner - Google Patents
UPS power supply air-conditioner control method and air conditioner Download PDFInfo
- Publication number
- CN107228452B CN107228452B CN201710364070.9A CN201710364070A CN107228452B CN 107228452 B CN107228452 B CN 107228452B CN 201710364070 A CN201710364070 A CN 201710364070A CN 107228452 B CN107228452 B CN 107228452B
- Authority
- CN
- China
- Prior art keywords
- ups
- air conditioner
- control
- air
- conditioner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/024—Compressor control by controlling the electric parameters, e.g. current or voltage
Abstract
UPS powers air-conditioner control method, and commercial power interruption, the battery in UPS is that air conditioner is powered;UPS detects the real-time output power P of UPS0If the real-time output power P of UPS0Greater than UPS nominal load Ps, then UPS generates overload alarm signal and exports to the control chip of air conditioner;The control chip of air conditioner is after receiving overload alarm signal, and control is by compressor according to the first overlond running frequency Pp1Operation, the first overlond running frequency Pp1Less than actual motion frequency P1, the first overlond running frequency P of compressor maintenancep1Operation;UPS is detected according to the first overlond running frequency Pp1The feedback output power P that the compressor of operation generatesfIf feedback output power PfLess than or equal to nominal load Ps, then compressor maintains the first overlond running frequency Pp1Operation is until the end voltage for restoring mains-supplied or battery falls to 0.A kind of air conditioner is also disclosed simultaneously.The present invention has the advantages that high degree of automation and user experience is good.
Description
Technical field
The present invention relates to air-conditioning technique fields more particularly to a kind of UPS power supply air-conditioner control method and use should
The air conditioner of kind control method.
Background technique
The more backward countries and regions of economy in part, such as Ethiopia in Africa, the states such as the Pakistan in Asia,
The coverage rate of power consumer is only 20% to 40%, and power supply quality is also excessively poor, and supply voltage, the fluctuation of frequency are big, wave distortion
Seriously, while power supply may interrupt at any time.Common household electrical appliance, such as lighting apparatus are generally supplied using battery
Electricity.
But for the liquidation center of hospital, bank, civil aviaton, meteorological departments, while also needing using air conditioner
Normal work is maintained, in order to avoid air conditioner shutdown, generally can also be equipped with ups power for air conditioner.Due to these region phases
To backwardness, it is more likely that the ups power and air conditioner of outfit, which load, to be mismatched.When powering off moment, UPS work is being overloaded
Protected mode, inverter are shut down, are not available so as to cause air conditioner.
Summary of the invention
The present invention provides a kind of UPS power supply air-conditioner control method, to solve UPS work in overload protection mode, inversion
Device is shut down, the problem of not being available so as to cause air conditioner.
A kind of UPS power supply air-conditioner control method, comprising the following steps:
Commercial power interruption, the battery in UPS are air conditioner power supply;
UPS detects the real-time output power P of UPS0If the real-time output power P of UPS0Greater than UPS nominal load Ps, then
The UPS generates overload alarm signal and exports to the control chip of air conditioner;
For the control chip of air conditioner after receiving the overload alarm signal, output first frequency controls signal, control
By compressor according to the first overlond running frequency Pp1Operation, the first overlond running frequency Pp1Less than actual motion frequency P1, compression
Machine maintains the first overlond running frequency Pp1Operation;
UPS is detected according to the first overlond running frequency Pp1The feedback output power P that the air conditioner of operation generatesf, such as
Feedback output power P described in fruitfLess than or equal to nominal load Ps, then compressor maintains the first overlond running frequency Pp1Operation
Until the end voltage for restoring mains-supplied or battery falls to 0.
Further, if the feedback output power PfGreater than nominal load Ps, the continuous n times of UPS, which generate, overloads report
Alert signal simultaneously exports the overload alarm signal point n times to the control chip of air conditioner, and the control chip of air conditioner is corresponding every
One overload alarm signal generates a frequency control signal, controls compressor according to overlond running frequency PpNOperation, mistake
Carrying line frequency PpN= PpN-1-X;Until the feedback output power PfLess than or equal to the nominal load Ps, the control of air conditioner
The last one overlond running frequency P that chip setting generatespNTo protect running frequency, compressor maintains the protection running frequency
Operation is until the end voltage for restoring mains-supplied or the battery in UPS falls to 0;Wherein N >=1.
Further, the nominal load P is stored in UPSsCorresponding rated current Is;Commercial power interruption, UPS are air-conditioning
Device power supply, the control chip detection UPS power supply signal of air conditioner simultaneously generate the first running current Ip0, first running current
Ip0Less than the rated current Is, the control chip of the air conditioner is according to the first running current Ip0Generate actual motion frequency
Rate P1, and compressor is controlled according to actual motion frequency P1Operation.
Preferably, the compressor is according to real time execution frequency P1When operation, the real-time output power P of UPS0Less than 1.1Ps。
Further, the control chip of air conditioner is after receiving the overload alarm signal, by the first operation electricity
Flow Ip0It reduces first amplitude a and generates the first control electric current Ip1, the first control electric current Ip1= Ip0- a, the control of the air conditioner
Coremaking piece is according to the first control electric current Ip1Generate the first overlond running frequency Pp1。
Further, if the control chip n times of the air conditioner receive the overload alarm signal, the air-conditioning
The control chip of device corresponds to each described overload alarm signal and generates a control electric current IpN, IpN= IpN-1- a, the air-conditioning
The control chip of device is according to control electric current IpNGenerate overlond running frequency PpN。
Preferably, the first amplitude a is the fixed value being pre-stored in the control chip of the air conditioner.
Preferably, a=1A.
Further, K control electric current I is previously stored in the control chip of the air conditionerpX, IpX=Ip0- Ka, wherein
K=(1,2 ... .n), the overload alarm signal include the real-time output power P of UPS0With the difference P of nominal load Psm, the air-conditioning
The control chip of device is according to the difference PmCall corresponding control electric current IpX, IpXWith PmIncrease and increase.
UPS power supply air-conditioner control method disclosed in this invention, when UPS can be made to power for air-conditioning, air conditioner is not
It can be shut down because of the overload protection of UPS, meanwhile, it on the one hand controls compressor and operates in the optimized operation under current condition of power supply
On the other hand mode forms protection to UPS and battery, has the advantages that operational effect is good and refrigerating capacity is good.
A kind of air conditioner is also disclosed, using UPS power supply air-conditioner control method.UPS power supply air-conditioner control method packet
Include following steps:
Commercial power interruption, the battery in UPS are air conditioner power supply;
UPS detects the real-time output power P of UPS0If the real-time output power P of UPS0Greater than UPS nominal load Ps, then
The UPS generates overload alarm signal and exports to the control chip of air conditioner;
For the control chip of air conditioner after receiving the overload alarm signal, output first frequency controls signal, control
By compressor according to the first overlond running frequency Pp1Operation, the first overlond running frequency Pp1Less than actual motion frequency P1, compression
Machine maintains the first overlond running frequency Pp1Operation;
UPS is detected according to the first overlond running frequency Pp1The feedback output power P that the air conditioner of operation generatesf, such as
Feedback output power P described in fruitfLess than or equal to nominal load Ps, then compressor maintains the first overlond running frequency Pp1Operation
Until the end voltage for restoring mains-supplied or battery falls to 0.
Air conditioner disclosed in this invention can automatically form preferred power distribution scheme in mains supply exception,
Air conditioner can keep not shutting down, and extend to enough runing times.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the flow chart of UPS disclosed in this invention power supply the first embodiment of air-conditioner control method;
Fig. 2 is the flow chart of UPS disclosed in this invention power supply second of embodiment of air-conditioner control method;
Fig. 3 is the flow chart of UPS disclosed in this invention power supply the third embodiment of air-conditioner control method.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Flow chart shown in Figure 1 for UPS disclosed in this invention power supply the first embodiment of air-conditioner control method.
The UPS of the present embodiment meaning refers to the air conditioner for being equipped with UPS device for electric air conditioner.In UPS device, it is provided with over-voltage inspection
Slowdown monitoring circuit and over-current detection circuit, when output voltage or output electric current be more than setting value when, UPS device can cut off inverter
Output, stops powering to the load, and plays the protective effect to load and UPS equipment.But since air conditioner is one with work
The continually changing load of condition, so, UPS device power supply during, it is possible that with air conditioner load variation and
The problem of alarming, even shutting down, so that air conditioner reduces the experience of user by forced-stopping machine.If it is in Code in Hazardous Special Locations such as hospitals
It uses, more likely causes irreversible loss.The power supply air-conditioner control method of UPS disclosed in the present embodiment aims to solve the problem that this
One problem.
Specifically, when alternating current is normal, air conditioner receives the temperature detection value of indoor temperature transmitter output.Temperature passes
Sensor is preferably provided on the return air inlet of air conditioner.And using the difference of room temperature and set temperature as input state modulator
The humidity and temperature of air-conditioned room is adjusted in the compressor operating of air conditioner.When commercial power interruption, air conditioner can pass through confession
Electrical circuit receives storage battery power supply signal, and air conditioner can move back under the control that air conditioner controls chip from normal control model
Out, into UPS power supply control mode.
After entering UPS power supply control mode, UPS first detects the real-time output power P of UPS0If the UPS is real-time
Output power P0Greater than UPS nominal load Ps, then the UPS generates overload alarm signal and exports to the control chip of air conditioner.
In air conditioner one end, whether the control chip acquisition of air conditioner has overload alarm signal generation.If without overload alarm signal
It generates, then when explanation exits normal control mode and starts UPS powering mode, the corresponding air-conditioning of actual motion frequency of compressor
Device general power meets the condition for being less than or equal to UPS rated power, UPS and load matched, then controls compressor and the frequency is maintained to transport
Row, the case where being not in alarm or shut down.If there is overload alarm signal generates, the control chip of air conditioner is being received
After the overload alarm signal, frequency reducing control is carried out to air conditioner.Specifically, the control chip of air conditioner exports first frequency
Signal is controlled, control is by compressor according to the first overlond running frequency Pp1Operation, the first overlond running frequency Pp1Less than reality
Running frequency P1, compressor maintenance the first overlond running frequency Pp1Operation.First overlond running is maintained in compressor
Frequency Pp1During operation, UPS real time monitoring detection is according to the first overlond running frequency Pp1The air conditioner of operation generates
Feedback output power PfIf the feedback output power PfLess than or equal to nominal load Ps, then compressor maintains described first
Overlond running frequency Pp1Operation is until the end voltage for restoring mains-supplied or battery falls to 0.
If the feedback output power P detected by UPSfGreater than nominal load Ps, or in UPS powering mode,
The feedback output power P detected by UPSfAt a time it is greater than nominal load Ps, then the UPS generates overload again
Alarm signal is simultaneously exported the overload alarm signal again to the control chip of air conditioner, and the control chip of air conditioner corresponds to institute
It states overload alarm signal and regenerates a frequency control signal, control compressor according to overlond running frequency Pp2Carrying is crossed in operation
Line frequency Pp2= Pp1-X.UPS judges compressor according to Pp2When operation, feedback output power P detected by UPSfWhether it is less than
Equal to nominal load PS.,If the feedback output power PfLess than or equal to nominal load Ps, then compressor maintains first mistake
Carrying line frequency Pp1Operation is until the end voltage for restoring mains-supplied or battery falls to 0.
Shown in Figure 2, the control chip of air conditioner controls the process of compressor frequency reducing operation according to overload alarm signal
It is continuous iterative cycles.Specifically, if the battery in UPS is in the operational process of air-conditioning power supply, the UPS is raw
At n times overload alarm signal, N may be for 2 times, 3 times or more times, then exports the overload alarm signal point n times to sky
Adjust the control chip of device.The control chip of air conditioner corresponds to each described overload alarm signal in a upper overlond running frequency
PpN-1On the basis of generate a frequency control signal, control compressor according to overlond running frequency PpNOperation, overlond running frequency
Rate PpN= PpN-1- X, until the feedback output power PfLess than or equal to the nominal load Ps, the control chip setting of air conditioner
The last one the overlond running frequency P generatedpNTo protect running frequency, compressor maintain protection running frequency operation up to
The end voltage for restoring mains-supplied or the battery in UPS falls to 0.
Usually, when matching UPS, the nominal load of UPS and the load matched of air-conditioning be can take into account.To play to setting
The operation upper limit of compressor is preferably set as the nominal load less than UPS by standby protective effect.It is shown in Figure 3, to realize
This purpose is stored with the nominal load P in UPSsCorresponding rated current Is.Rated current IsIt is stored separately in the one of UPS
In a storage unit, convenient for calling at any time, the speed of calling is improved.When commercial power interruption, UPS is air conditioner power supply, air conditioner
Control chip detect UPS power supply signal.The control chip request of air conditioner calls rated current from the storage unit of UPS
Is, and according to rated current IsGenerate the first running current Ip0, the first running current Ip0Less than the rated current Is, institute
The control chip of air conditioner is stated according to the first running current Ip0Generate actual motion frequency P1, and compressor is controlled according to reality
Border running frequency P1Operation.The first running current Ip0With the rated current IsDifference be preferably a fixed value.Pressure
Contracting machine is according to real time execution frequency P1When operation, the real-time output power P of UPS0Less than 1.1Ps, that is, it is less than the 110% of nominal load.
When UPS is that air-conditioning is powered, the real time execution frequency P of compressor1It is the upper limiting frequency of compressor operation, subsequent tracking frequency reducing
All based on the upper limiting frequency, UPS will not enter overload protection program during whole service and directly cut off inverse
Become the output of device, so that air conditioner is shut down.
In view of UPS supplied character and air conditioner the characteristics of, it is preferred to use electric current is controlled as compressor frequency reducing
Parameter is inputted, specifically, the control chip of air conditioner is after receiving the overload alarm signal, by the first operation electricity
Flow Ip0It reduces first amplitude a and generates the first control electric current Ip1, the first control electric current Ip1= Ip0- a, the control of the air conditioner
Coremaking piece is according to the first control electric current Ip1Generate the first overlond running frequency Pp1.Similar, if the air conditioner
Control chip n times receive the overload alarm signal, then the control chip of the air conditioner corresponds to each described overload
Alarm signal generates a control electric current IpN, IpN= IpN-1- a, the control chip of the air conditioner is according to control electric current IpNIt generates
Overlond running frequency PpN.Wherein first amplitude a is preferably a fixed value and is pre-stored in the control chip of air conditioner.First width
Value a is preferably 1A.
It can be in order to which the frequency of compressor is reduced to ideal range as soon as possible, in the control chip of the air conditioner
It is previously stored with K control electric current IpX, IpX=Ip0- Ka, wherein K=(1,2 ... .n), the overload alarm signal include UPS real-time
Output power P0With the difference P of nominal load Psm, the control chip of the air conditioner is according to the difference PmCall corresponding control
Electric current I processedpX, IpXWith PmIncrease and increase.Using this control mode, promptly the operation of compressor can be reduced to
Ideal range, reduces the number for generating overload alarm signal and overload alarm signal accounts for the duration of entire control flow.
Using the power supply air-conditioner control method of UPS disclosed in above three embodiments of the present invention, UPS can be made for sky
Adjust power supply when, air conditioner will not because of UPS overload protection and shut down, meanwhile, on the one hand control compressor operate in current confession
On the other hand optimized operation mode under electric condition forms protection to UPS and battery, have operational effect good and refrigerating capacity
Good advantage.
Invention also provides a kind of air conditioner using above-mentioned UPS power supply air-conditioner control method, UPS power supply air-conditionings
The control method of device is referring specifically to the detailed description and description of above embodiments and description attached drawing, and details are not described herein.Using
The air conditioner of above-mentioned UPS power supply air-conditioner control method can achieve same technical effect.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features;
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
- The air-conditioner control method 1. a kind of UPS powers, which comprises the following steps:Commercial power interruption, the battery in UPS are air conditioner power supply;UPS detects the real-time output power P of UPS0If the real-time output power P of UPS0Greater than UPS nominal load Ps, then described UPS generates overload alarm signal and exports to the control chip of air conditioner;For the control chip of air conditioner after receiving the overload alarm signal, output first frequency controls signal, and control will pressure Contracting machine is according to the first overlond running frequency Pp1Operation, the first overlond running frequency Pp1Less than actual motion frequency P1, compressor dimension Hold the first overlond running frequency Pp1Operation;UPS is detected according to the first overlond running frequency Pp1The feedback output power P that the air conditioner of operation generatesfIf institute State feedback output power PfLess than or equal to nominal load Ps, then compressor maintains the first overlond running frequency Pp1Operation until The end voltage for restoring mains-supplied or battery falls to 0.
- The air-conditioner control method 2. UPS according to claim 1 powers, which is characterized in thatIf the feedback output power PfGreater than nominal load Ps, the continuous n times of the UPS generate overload alarm signal and by institutes It states overload alarm signal point n times to export to the control chip of air conditioner, the control chip of air conditioner corresponds to each described overload Alarm signal generates a frequency control signal, controls compressor according to overlond running frequency PpNOperation, overlond running frequency PpN = PpN-1- X, X are constant;Until the feedback output power PfLess than or equal to the nominal load Ps, the control chip of air conditioner Set the last one the overlond running frequency P generatedpNTo protect running frequency, compressor maintains the protection running frequency operation Until the end voltage for restoring mains-supplied or the battery in UPS falls to 0;Wherein N >=1.
- The air-conditioner control method 3. UPS according to claim 1 or 2 powers, which is characterized in thatThe nominal load P is stored in UPSsCorresponding rated current Is;Commercial power interruption, UPS are air conditioner power supply, and the control chip detection UPS power supply signal of air conditioner simultaneously generates the first operation electricity Flow Ip0, the first running current Ip0Less than the rated current Is, the control chip of the air conditioner is according to first fortune Row electric current Ip0Generate actual motion frequency P1, and compressor is controlled according to actual motion frequency P1Operation.
- The air-conditioner control method 4. UPS according to claim 3 powers, which is characterized in that the compressor is according to reality Running frequency P1When operation, the real-time output power P of UPS0Less than 1.1Ps。
- The air-conditioner control method 5. UPS according to claim 4 powers, which is characterized in that the control chip of air conditioner exists After receiving the overload alarm signal, by the first running current Ip0It reduces first amplitude a and generates the first control electric current Ip1, the first control electric current Ip1= Ip0- a, the control chip of the air conditioner is according to the first control electric current Ip1Generate institute State the first overlond running frequency Pp1。
- The air-conditioner control method 6. UPS according to claim 5 powers, which is characterized in that if the control of the air conditioner Coremaking piece n times receive the overload alarm signal, then the control chip of the air conditioner corresponds to each described overload-alarm Signal generates a control electric current IpN, IpN= IpN-1- a, the control chip of the air conditioner is according to control electric current IpNGenerate overload Running frequency PpN。
- The air-conditioner control method 7. UPS according to claim 6 powers, which is characterized in that the first amplitude a is to prestore Fixed value in the control chip of the air conditioner.
- The air-conditioner control method 8. UPS according to claim 6 powers, which is characterized in that a=1A, wherein a is the first width Value, A is ampere.
- The air-conditioner control method 9. UPS according to claim 6 powers, which is characterized in that the control core of the air conditioner K control electric current I is previously stored in piecepX, IpX=Ip0- Ka, wherein K=(1,2 ... .n), a is first amplitude, the overload report Alert signal includes the real-time output power P of UPS0With the difference P of nominal load Psm, the control chip of the air conditioner is according to the difference Value PmCall corresponding control electric current IpX, IpXWith PmIncrease and increase.
- 10. a kind of air conditioner, which is characterized in that controlled using UPS as described in any one of claim 1 to 9 for electric air conditioner Method.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710364070.9A CN107228452B (en) | 2017-05-22 | 2017-05-22 | UPS power supply air-conditioner control method and air conditioner |
PCT/CN2018/086643 WO2018214765A1 (en) | 2017-05-22 | 2018-05-14 | Method for controlling air conditioner powered by uninterruptible power supply, and air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710364070.9A CN107228452B (en) | 2017-05-22 | 2017-05-22 | UPS power supply air-conditioner control method and air conditioner |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107228452A CN107228452A (en) | 2017-10-03 |
CN107228452B true CN107228452B (en) | 2019-10-01 |
Family
ID=59933315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710364070.9A Active CN107228452B (en) | 2017-05-22 | 2017-05-22 | UPS power supply air-conditioner control method and air conditioner |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN107228452B (en) |
WO (1) | WO2018214765A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107228452B (en) * | 2017-05-22 | 2019-10-01 | 青岛海尔空调器有限总公司 | UPS power supply air-conditioner control method and air conditioner |
CN108549266A (en) * | 2018-05-17 | 2018-09-18 | 广东美的制冷设备有限公司 | Control method, power control module and the readable storage medium storing program for executing of frequency-conversion domestic electric appliances |
CN111023507B (en) * | 2019-12-23 | 2021-02-12 | 漳州科华技术有限责任公司 | Air conditioner control method, air conditioner control device and air conditioner |
CN111082468B (en) * | 2019-12-31 | 2021-08-24 | 海信集团有限公司 | Power control method for standby power mode of electric equipment and electric equipment |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6241155B1 (en) * | 1999-02-16 | 2001-06-05 | Yiue Feng Enterprise Co., Ltd. | Automatic adjusting control system for air-conditioner |
CN101545668A (en) * | 2008-03-25 | 2009-09-30 | 北京恩湾科技有限公司 | Automatic temperature control ventilation system |
CN201332285Y (en) * | 2008-12-30 | 2009-10-21 | 周静 | High-frequency on-line intelligent uninterrupted power supply equipment |
CN102427148B (en) * | 2011-11-25 | 2013-11-27 | 长沙泰和英杰系统集成工程有限责任公司 | Large-power UPS (uninterrupted power supply) special air-conditioner battery cabinet and method for adjusting and controlling working temperature of storage battery |
KR101375674B1 (en) * | 2013-10-04 | 2014-03-20 | (주)한경아이넷 | Air conditioning method using an uninterruptible power supply and air conditioner thereof |
CN107228452B (en) * | 2017-05-22 | 2019-10-01 | 青岛海尔空调器有限总公司 | UPS power supply air-conditioner control method and air conditioner |
-
2017
- 2017-05-22 CN CN201710364070.9A patent/CN107228452B/en active Active
-
2018
- 2018-05-14 WO PCT/CN2018/086643 patent/WO2018214765A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2018214765A1 (en) | 2018-11-29 |
CN107228452A (en) | 2017-10-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107228452B (en) | UPS power supply air-conditioner control method and air conditioner | |
CN104466951A (en) | Control method and device for automatically detecting and adjusting loads | |
TW201249048A (en) | Method and apparatus for controlling distribution of power | |
JP6580881B2 (en) | Power measuring apparatus and power management method | |
WO2023098059A1 (en) | Method and apparatus for controlling operation of air conditioner | |
CN108180602A (en) | A kind of intelligent frequency-conversion switch board and its control method | |
US20060259200A1 (en) | Hybrid generation system and control method thereof | |
JP2016073003A (en) | Power control system, method, and breaking controller | |
CN107166648B (en) | A kind of air conditioner supply self adaptation control device and air conditioner | |
CN206992780U (en) | A kind of air conditioner power supply switches anti-halt circuit and air conditioner | |
WO2020078196A1 (en) | Control method and control system for household appliances | |
JP4273891B2 (en) | Indoor power line current control device | |
JP2012129809A (en) | Data transmission device using electric power line | |
JP2009124911A (en) | Power-feeding controller | |
US11817737B2 (en) | Flexible load management system | |
JP2012125065A (en) | Monitoring device and monitoring method | |
US9979228B2 (en) | Energy management apparatus and method of controlling the same | |
CN207039417U (en) | Suitable for the new separate excitation synchronous generator excitation equipment of power plant for self-supply | |
CN106787644B (en) | Power management system and power supply method thereof | |
CN110429898B (en) | Control method and device of frequency conversion equipment and frequency conversion equipment | |
CN114389369B (en) | Intelligent monitoring system and method for electric room load | |
CN211390307U (en) | Extrusion system and extruder economizer thereof | |
CN115842318A (en) | Low-voltage intelligent miniature circuit breaker and active defense island detection method | |
CN111140516A (en) | Integrated control cabinet and control method | |
CN116707114A (en) | Electrical appliance power supply method and device based on power protection system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |