CN104237690B - The assay method and device of efficiency - Google Patents
The assay method and device of efficiency Download PDFInfo
- Publication number
- CN104237690B CN104237690B CN201410483718.0A CN201410483718A CN104237690B CN 104237690 B CN104237690 B CN 104237690B CN 201410483718 A CN201410483718 A CN 201410483718A CN 104237690 B CN104237690 B CN 104237690B
- Authority
- CN
- China
- Prior art keywords
- power consumption
- current power
- factor
- equipment
- machine room
- 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
- 238000003556 assay Methods 0.000 title claims abstract description 21
- 238000004378 air conditioning Methods 0.000 claims abstract description 22
- 238000005286 illumination Methods 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Air Conditioning Control Device (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention provides a kind of assay method and device of efficiency, and method includes：The present load rate of acquisition data center machine room, the current power consumption of information technoloy equipment, the current power consumption of UPS equipment, the current power consumption of air-conditioning equipment, the current power consumption of supply air system, the current power consumption for illuminating security device；According to the present load rate of the data center machine room, the current power consumption of information technoloy equipment, the current power consumption of UPS equipment, the current power consumption of air-conditioning equipment, the current power consumption of supply air system, the current power consumption for illuminating security device, the efficiency of the data center machine room under default load factor is obtained.Efficiency of the different pieces of information central machine room under identical load rate, can be compared by the method according to the invention and device, so as to more accurately assess the efficiency and effects of energy saving and emission reduction of data center machine room.
Description
Technical field
The present invention relates to the assay method and device of e measurement technology, more particularly to a kind of efficiency.
Background technology
Efficiency (Power Usage Effectiveness, PUE) is that domestic and international data center machine room generally connects
By the overall target with a kind of measurement data center machine room infrastructure efficiency of use.Its calculation formula is：In PUE=data
The total power consumption in scheming room/IT current consuming apparatus.
In data center machine room, the power consumption quilt of only IT (Information Technology, information technology) equipment
It is considered to produce the electric energy of " meaningful " that effectively exports.PUE physical meaning, is to calculate be supplied to data center machine room
In total electric energy, how many electric energy is really to be applied on information technoloy equipment.The efficiency value of data center machine room is bigger, then table
Show that the electric energy that the supporting infrastructure of data center machine room such as refrigeration and power supply is consumed is bigger, efficiency is lower.Electric energy
Utilization ratio define it is simple, easily operated, only need to measure the total power consumption of data center machine room and information technoloy equipment power consumption respectively, just can stand
Calculate the value of the efficiency of whole data center machine room.
But, the load factor of each data center machine room is usually what is differed.The computational methods of prior art, due to not
Consider that the load of each data center machine room is different so that the efficiency value calculated for the different computer room of load factor
There is no comparativity.
The content of the invention
The present invention provides a kind of assay method and device of efficiency, to solve the computer room that existing load factor is different
Not the problem of PUE values calculated do not have comparativity.
One side of the invention provides a kind of assay method of efficiency, including：
Obtain the present load rate of data center machine room, the current power consumption of information technoloy equipment, the current power consumption of UPS equipment and
Current total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and current total power consumption factor, illumination
The current power consumption of security device；
According to the present load rate of the data center machine room, the current power consumption of information technoloy equipment, UPS equipment current power consumption
Amount and currently total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and current total power consumption factor,
The current power consumption of security device is illuminated, the efficiency of the data center machine room under default load factor is obtained.
Another aspect of the invention provides a kind of measure device of efficiency, including：
Acquiring unit, present load rate, the current power consumption of information technoloy equipment, UPS equipment for obtaining data center machine room
Current power consumption and the current total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and current
Total power consumption factor, the current power consumption for illuminating security device；
Computing unit, for the present load rate according to the data center machine room, the current power consumption of information technoloy equipment, UPS
The current power consumption of equipment and the current total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and
Current total power consumption factor, the current power consumption for illuminating security device, obtain the data center machine room under default load factor
Efficiency.
As shown from the above technical solution, the assay method and device for the efficiency that the present invention is provided, by that will obtain
The efficiency taken is adjusted under default load factor, i.e. preset by each parameter acquiring of current system under load factor
Efficiency, can thus be compared with the efficiency under other data center machine room identical load rates,
And then energy-saving and emission-reduction measure can be taken to adjust the relatively low data center machine room of efficiency, make it according to comparative result
Efficiency is improved, and then reaches energy-saving and emission-reduction purpose.In addition, the assay method and dress of the efficiency of the present invention
Put to be only through measuring and calculate and numerically the efficiency of each data center machine room is adjusted under default load factor
Efficiency, and be not adjusted to the load factor of each data center machine room is actual under default load factor, therefore will not
The business of equipment and its carrying to data center machine room is impacted.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the assay method of the efficiency according to one embodiment of the invention；
Fig. 2 is the structural representation of the measure device according to the efficiency of another embodiment of the present invention.
Embodiment
Embodiment one
The present embodiment provides a kind of assay method of efficiency, and the assay method of the efficiency is applied to
Determine the PUE of different pieces of information central machine room, it is possible to be compared the PUE of acquisition.The efficiency of the present embodiment
The executive agent of assay method is the measure device of efficiency.
As shown in figure 1, the schematic flow sheet of the assay method for the efficiency according to the present embodiment.Electric energy profit
Included with the assay method of efficiency：
Step 101, obtain the present load rate of data center machine room, the current power consumption of information technoloy equipment, UPS equipment it is current
Power consumption and current total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and current total power consumption
The factor, the current power consumption for illuminating security device.
The concrete mode that the measure device of efficiency obtains the present load rate of data center machine room can be logical
The document for crossing data center machine room is directly obtained, i.e. the data center machine room moment monitors load factor, and load factor is stored in into text
In shelves, it is updated every preset time, the preset time can be 1 second, can specifically be set according to actual needs.
In addition, the current power consumption of information technoloy equipment, UPS (Uninterruptible Power System/
Uninterruptible Power Supply, uninterrupted power source) equipment current power consumption, air-conditioning equipment current power consumption
Amount, the current power consumption of supply air system, the current power consumption for illuminating security device, can be obtained by the ammeter of each equipment
Take.With information technoloy equipment for example, the measure device of efficiency can send the finger for obtaining current power consumption to information technoloy equipment
Order, and the numerical value of the current power consumption of information technoloy equipment return is received, miscellaneous equipment can be similar, will not be repeated here.
It is assumed that a is the present load rate of data center machine room, wherein 0 ＜ a≤1, PITaFor the current power consumption of information technoloy equipment,
PUaFor the current power consumption of UPS equipment, PCaFor the current power consumption of air-conditioning equipment, PWaFor the current power consumption of supply air system, POa
For the current power consumption of the equipment such as illumination security protection, fU(m) be UPS equipment when default load factor is m total power consumption factor, wherein 0
＜ m≤1, fU(a) be present load rate be a when UPS equipment total power consumption factor, fW(m) it is air-supply system when default load factor is m
Total power consumption factor of system, fW(a) be present load rate be a when supply air system total power consumption factor.M can be bigger than a, can also compare
A is small, can also be equal with a, does not limit herein.
Wherein, PITa=fIT(a), i.e. PITaIt is proportional with present load rate,
Wherein, PITmIt is the power consumption of information technoloy equipment when default load factor is m.
Before step 102, the current power consumption P of the UPS equipment is obtainedUaWith present load rate a relation PUa=fU
(a)+K, wherein, K is constant, specifically：
For UPS equipment, its power consumption increases with the increase of present load rate, but is not that simple direct ratio is closed
, because UPS equipment typically has certain fixed loss in itself, also there is certain basic power consumption in system even if zero load UPS, typically may be used
To be expressed as function, PUa=fU(a)+K, wherein k are constant.
As known a and PUaWhen can obtain, K=PUa-fU(a), so, when load factor is m, the power consumption of UPS equipment
PUmFor
PUm=fU(m)+PUa-fU(a)
Before step 102, in addition to：Obtain the current power consumption P of supply air systemWaWith present load rate a relation PWa
=fW(a)+M, wherein M are constant.Specifically：
For the current power consumption of air-conditioning equipment, its load factor with data center machine room can typically be calculated by proportional relation,
I.e.：
The general changes with load factor of power consumption Pw for supply air system are not too big, but are also the increasing with load factor
Plus gradual increase.When load factor is a, the current power consumption of supply air system and the relation of present load rate are obtained, specifically may be used
It is expressed as
PWa=fW(a)+M, wherein M are constant.
According to current total power consumption of the current power consumption of supply air system and the Relation acquisition supply air system of present load rate because
Sub- fW(a)=PWa-M。
It is of course also possible to can be obtained more than：
M=PWa-fW(a)
It can further obtain, when default load factor is m, the power consumption P of supply air systemWmFor：
PWm=fW(m)+PWa-fW(a)
Because illumination safety-protection system and load factor size do not have any relation, therefore, the current power consumption of safety-protection system is illuminated
Measure POaIt is constant.
Step 102, according to the present load rate of data center machine room, the current power consumption of information technoloy equipment, UPS equipment it is current
Power consumption and current total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and current total power consumption
The factor, the current power consumption for illuminating security device, obtain the efficiency of the data center machine room under default load factor.
Specifically, when default load factor is m, data center machine room can be obtained according to equation below in default load factor
Under efficiency PUEe：
Wherein, fU(m) it is the default total power consumption factor for loading UPS equipment during for m, fU(a) it is that default load factor is a
When UPS equipment total power consumption factor, fW(m) be default load factor be m% when supply air system total power consumption factor, fW(a) it is pre-
If load factor be a when supply air system total power consumption factor.
According to the assay method of the efficiency of the present embodiment, by the way that the efficiency of acquisition is adjusted into pre-
, thus can be with if under load factor, i.e. preset the efficiency under load factor by each parameter acquiring of current system
Efficiency under other data center machine room identical load rates is compared.And then can be taken according to comparative result
The relatively low data center machine room of energy-saving and emission-reduction measure adjustment efficiency, improves its efficiency, and then reach
Energy-saving and emission-reduction purpose.In addition, the assay method of the efficiency of the present embodiment is only through measuring and calculated numerically
The efficiency that the efficiency of each data center machine room is adjusted under default load factor is compared, and not
Be adjusted to the load factor of each data center machine room is actual under default load factor, thus will not to the equipment of data center machine room and
Its business carried is impacted.
Embodiment two
The instantiation of the assay method of the above-mentioned efficiency of the present embodiment.
In the present embodiment, it is assumed that default load factor is 100%, the measure device of efficiency obtains data center's machine
The present load rate in room is a, and the current power consumption of information technoloy equipment is PITa, UPS equipment current power consumption be PUa, air-conditioning equipment
Current power consumption is PCa, supply air system current power consumption be PWa, illumination security device current power consumption be POa, then can be with
Efficiency PUEe of the data center machine room under default load factor is obtained according to equation below：
Wherein, fU(1) be UPS equipment when default load factor is 100% total power consumption factor, fU(a) it is that present load rate is
Total power consumption factor of UPS equipment, f during aW(1) be supply air system when default load factor is 100% total power consumption factor, fW(a) it is
Total power consumption factor of supply air system when present load rate is a.
Correspondingly, PUEe can also be obtained according to Dynamic gene e, i.e. PUEe=PUEa × e.The expression formula of the e is as follows
It is shown：
Wherein, Ptotal_a=PITa+PUa+PCa+PWa+POa
The present embodiment obtains the efficiency PUEe of data center machine room when load factor is 100%, and can obtain
Other data center module load factors are the efficiency in the case of 100%, and are compared with the PUEe, with according to comparing knot
Fruit is adjusted correspondingly work.
Embodiment three
The present embodiment provides a kind of measure device of efficiency, the measure for performing above-mentioned efficiency
Method.
As shown in Fig. 2 the structural representation of the measure device for the efficiency according to the present embodiment.Electric energy profit
Include acquiring unit 201 and computing unit 202 with the measure device 200 of efficiency.
Wherein, acquiring unit 201 be used to obtaining the present load rate of data center machine room, the current power consumption of information technoloy equipment,
The current power consumption of UPS equipment and current total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system
With current total power consumption factor, the current power consumption of illumination security device；Computing unit 202 is used to be obtained according to acquiring unit 201
The present load rate of data center machine room, the current power consumption of information technoloy equipment, the current power consumption of UPS equipment and current total power consumption
The factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and the current total power consumption factor, illumination security device
Current power consumption, obtains the efficiency of the data center machine room under default load factor.
Alternatively, computing unit specifically for：
Efficiency PUEe of the data center machine room under default load factor is obtained according to equation below：
Wherein, a is the present load rate of data center machine room, PITaFor the current power consumption of information technoloy equipment, PUaFor UPS equipment
Current power consumption, PCaFor the current power consumption of air-conditioning equipment, PWaFor the current power consumption of supply air system, POaFor illumination security protection
Etc. the current power consumption of equipment, fU(m) it is the default total power consumption factor for loading UPS equipment during for m, wherein 0 ＜ m≤1, fU(a) it is
Total power consumption factor of UPS equipment when present load is a, wherein 0 ＜ a≤1, fW(m) it is the total of supply air system when default load is m
The power consumption factor, fW(a) be present load be a when supply air system total power consumption factor.
Alternatively, acquiring unit 201 is additionally operable to：
Obtain the current power consumption of the UPS equipment and the relation P of present load rateUa=fU(a)+K；
Obtain the current power consumption of the supply air system and the relation P of present load rateWa=fW(a)+M；
Wherein, K and M are constant.
Alternatively, the default load of the present embodiment can be 100%.
When default load is 100%, PUEe value is for example shown below：
The mode of operation and embodiment one or embodiment 21 of the measure device 200 of the efficiency of the present embodiment
Cause, will not be repeated here.
According to the measure device 200 of the efficiency of the present embodiment, by the way that the efficiency of acquisition is adjusted
To under default load factor, i.e. the efficiency under load factor is preset by each parameter acquiring of current system, thus may be used
To be compared with the efficiency under other data center machine room identical load rates, so can according to comparative result,
Take energy-saving and emission-reduction measure to adjust the relatively low data center machine room of efficiency, improve its efficiency, and then
Reach energy-saving and emission-reduction purpose.In addition, the assay method of the efficiency of the present embodiment is only through measuring and calculated in number
The efficiency of each data center machine room is adjusted to the efficiency under default load factor in value, and not will be each
The load factor of data center machine room is actual to be adjusted under default load factor, therefore data center machine room facility and business will not be made
Into influence.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through
Programmed instruction related hardware is completed, and foregoing program can be stored in a computer read/write memory medium, the program
Upon execution, the step of including above method embodiment is performed；And foregoing storage medium includes：ROM, RAM, magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
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
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modifications or replacement, the essence of appropriate technical solution is departed from the scope of various embodiments of the present invention technical scheme.
Claims (6)
1. a kind of assay method of efficiency, it is characterised in that including：
Obtain the present load rate of data center machine room, the current power consumption of information technoloy equipment, the current power consumption of UPS equipment and current
Total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and current total power consumption factor, illumination security protection
The current power consumption of equipment；
According to the present load rate of the data center machine room, the current power consumption of information technoloy equipment, the current power consumption of UPS equipment and
Current total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and current total power consumption factor, illumination
The current power consumption of security device, obtains the efficiency of the data center machine room under default load factor；
It is described according to the present load rate of the data center machine room, the current power consumption of information technoloy equipment, UPS equipment current power consumption
Amount and currently total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and current total power consumption factor,
The current power consumption of security device is illuminated, the efficiency of the data center machine room under default load factor is obtained,
Specifically include：
Efficiency PUEe of the data center machine room under the default load factor m is obtained according to equation below：
Wherein, a is the present load rate of the data center machine room, PITaFor the current power consumption of information technoloy equipment, PUaFor UPS equipment
Current power consumption, PCaFor the current power consumption of air-conditioning equipment, PWaFor the current power consumption of supply air system, POaFor illumination security protection
Etc. the current power consumption of equipment, fU(m) be the default load factor be m when the UPS equipment total power consumption factor, 0 ＜ m≤1,
fU (a)It is total power consumption factor of the UPS equipment when present load rate is a, 0 ＜ a≤1, fW (m)It is the default load factor
Total power consumption factor of the supply air system, f during for mW (a)Be the present load rate be a when the supply air system total power consumption because
Son.
2. the assay method of efficiency according to claim 1, it is characterised in that in the acquisition in preset negative
Before the efficiency of the data center machine room under load rate, in addition to：
Obtain the current power consumption of the UPS equipment and the relation P of present load rateUa=fU(a)+K；
Obtain the current power consumption of the supply air system and the relation P of present load rateWa=fW(a)+M；
Wherein, K and M are constant.
3. the assay method of efficiency according to claim 1 or 2, it is characterised in that the default load factor
For 100%.
4. a kind of measure device of efficiency, it is characterised in that including：
Acquiring unit, works as obtaining the present load rate of data center machine room, the current power consumption of information technoloy equipment, UPS equipment
Preceding power consumption and current total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and current total consumption
The electric factor, the current power consumption for illuminating security device；
Computing unit, for the present load rate according to the data center machine room, the current power consumption of information technoloy equipment, UPS equipment
Current power consumption and the current total power consumption factor, the current power consumption of air-conditioning equipment, the current power consumption of supply air system and current
Total power consumption factor, the current power consumption for illuminating security device, obtain the electricity of the data center machine room under default load factor
Can utilization ratio；The computing unit specifically for：
Efficiency PUEe of the data center machine room under the default load factor m is obtained according to equation below：
Wherein, a is the present load rate of the data center machine room, PITaFor the current power consumption of information technoloy equipment, PUaFor UPS equipment
Current power consumption, PCaFor the current power consumption of air-conditioning equipment, PWaFor the current power consumption of supply air system, POaFor illumination security protection
Etc. the current power consumption of equipment, fU(m) be the default load factor be m when the UPS equipment total power consumption factor, 0 ＜ m≤1,
fU(a) be the present load rate be a when the UPS equipment total power consumption factor, 0 ＜ a≤1, fW(m) it is the default load
Total power consumption factor of the supply air system, f when rate is mW(a) be the present load rate be a when the supply air system total consumption
The electric factor.
5. the measure device of efficiency according to claim 4, it is characterised in that the acquiring unit is also used
In：
Obtain the current power consumption of the UPS equipment and the relation P of present load rateUa=fU(a)+K；
Obtain the current power consumption of the supply air system and the relation P of present load rateWa=fW(a)+M；
Wherein, K and M are constant.
6. the measure device of the efficiency according to claim 4 or 5, it is characterised in that the default load factor
For 100%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410483718.0A CN104237690B (en) | 2014-09-19 | 2014-09-19 | The assay method and device of efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410483718.0A CN104237690B (en) | 2014-09-19 | 2014-09-19 | The assay method and device of efficiency |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104237690A CN104237690A (en) | 2014-12-24 |
| CN104237690B true CN104237690B (en) | 2017-07-21 |
Family
ID=52226163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410483718.0A Active CN104237690B (en) | 2014-09-19 | 2014-09-19 | The assay method and device of efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104237690B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111913053A (en) * | 2019-05-08 | 2020-11-10 | 中国信息通信研究院 | Electric energy utilization efficiency testing method for air-cooled micro-module data center product |
| CN113295898A (en) * | 2021-04-15 | 2021-08-24 | 华翔翔能科技股份有限公司 | Household energy use metering management method and system |
| CN114327004B (en) * | 2022-03-02 | 2022-05-17 | 深圳小库科技有限公司 | Method and device for determining power supply use efficiency, electronic equipment and storage medium |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0610648B2 (en) * | 1988-12-09 | 1994-02-09 | 昭 前川 | Approximate strength measuring method mainly for metal materials |
| JP2005278232A (en) * | 2004-03-23 | 2005-10-06 | Osaka Gas Co Ltd | Power generation system |
| EP2546771A3 (en) * | 2007-10-29 | 2013-05-08 | American Power Conversion Corporation | Electrical efficiency measurement for data centers |
| CN202159244U (en) * | 2011-07-04 | 2012-03-07 | 广东宏景科技有限公司 | Monitoring device for energy efficiency ratio of machine room |
| CN102419585A (en) * | 2011-12-08 | 2012-04-18 | 安徽泰格电气科技股份有限公司 | Building energy consumption monitoring system |
| CN102749534B (en) * | 2012-05-28 | 2015-05-27 | 中国南方电网有限责任公司 | Energy efficiency management method and device for computer room |
-
2014
- 2014-09-19 CN CN201410483718.0A patent/CN104237690B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104237690A (en) | 2014-12-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Mousavi et al. | Energy efficiency of compressed air systems | |
| CN104169832B (en) | Providing energy efficient turbo operation of a processor | |
| CN104237690B (en) | The assay method and device of efficiency | |
| Shen et al. | Exploring the relationship between urban land supply and housing stock: Evidence from 35 cities in China | |
| Chang | Optimal chiller loading by evolution strategy for saving energy | |
| CN107036238B (en) | Intelligent energy-saving control method for dynamically predicting external air and load | |
| CN108649653A (en) | Charging state indicating method, system, device and readable storage medium | |
| CN111737053A (en) | Instruction analysis-based nonvolatile processor backup method and system | |
| Pretorius et al. | An investigation into energy efficiency of data centre virtualisation | |
| CN105320246B (en) | A kind of information processing method and electronic equipment | |
| US11062404B2 (en) | Determining savings in climate control systems | |
| Pysar | Application of the methodology for determining the “growth poles” of the region’s industrial economy in the system of public administration | |
| CN103678069B (en) | A kind of added performance test apparatus of Cabinet-type server | |
| CN106464002A (en) | Dc link voltage control | |
| CN104460642A (en) | Electric appliance energy-saving control method, device and system | |
| Babu et al. | Energy audit at tejaa shakthi institute of technology for women | |
| CN106546906A (en) | A kind of method and device of Power Integrity test | |
| US20220408614A1 (en) | Power grid-friendly control method and system for data center cooling system | |
| CN108039868A (en) | Solar electric power supply system detection method and device | |
| Refaat et al. | A novel smart energy management system in sports stadiums | |
| Bode | Energy to Solution: A New Mission for Parallel Computing. | |
| CN113465122B (en) | Air conditioner host model selection method and device | |
| CN110658382B (en) | Power detection method and device, air conditioner and storage medium | |
| KR102618056B1 (en) | Method and Apparatus for reducing building energy cost and usage using distributed power within building | |
| Lee et al. | Development of investment strategies of energy efficiency programs in Korea |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |