CN107105602A - Cooling water system for data center - Google Patents
Cooling water system for data center Download PDFInfo
- Publication number
- CN107105602A CN107105602A CN201710312036.7A CN201710312036A CN107105602A CN 107105602 A CN107105602 A CN 107105602A CN 201710312036 A CN201710312036 A CN 201710312036A CN 107105602 A CN107105602 A CN 107105602A
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- China
- Prior art keywords
- water
- cooling
- circulation pipe
- input
- water circulation
- 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.)
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Links
- 239000000498 cooling water Substances 0.000 title claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 196
- 230000004087 circulation Effects 0.000 claims abstract description 77
- 238000001816 cooling Methods 0.000 claims abstract description 74
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 230000003020 moisturizing effect Effects 0.000 claims abstract description 7
- 239000006200 vaporizer Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000007710 freezing Methods 0.000 description 5
- 230000008014 freezing Effects 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/208—Liquid cooling with phase change
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
This application discloses the cooling water system for data center.One implementation of system includes:Cooling tower, cools down the cooling water of input and exports the cooling water after cooling;Heat exchanger, the cooling water after the entrance input cooling tower cooler of primary side, the cooling water after the outlet of primary side will heat up inputs outdoor cooling tower;The entrance of secondary side inputs the chilled water of the first water circulation pipe output, and the outlet of secondary side exports the chilled water after cooling to the first water circulation pipe;First water circulation pipe, the chilled water after the cooling of the secondary side output of input water cooling heat exchanger absorbs the chilled water after the equipment heat heating of first area to the entrance output of water cooling heat exchanger secondary side;Second water circulation pipe, inputs running water, and the running water after the equipment heat heating for absorbing second area is inputted to the moisturizing entrance of outdoor cooling tower, wherein, the input water temperature of the first water circulation pipe is higher than the input water temperature of the second water circulation pipe.The implementation reduces the energy consumption of cooling water system.
Description
Technical field
The application is related to technical field of the computer network, and in particular to data center's technical field of auxiliary equipment, especially relates to
And the cooling water system for data center.
Background technology
At present using the data center of cooling water system, cold source system is shared generally in the computer room of data center, is passed through
Cold source system by cold water deliver in data center radiating in need region, so the temperature of chilled water needs to meet minimum fortune
The heat dissipation equipment performance of trip temperature standard area.Some use region such as battery chamber, network computer room etc. of cold operation standard, need
Relatively low chilling temperature is wanted, therefore limits the lifting of overall cold source system water supply water temperature.
However, there is problems with using the data center of cooling water system at present:Due to cold in data center machine room
The water temperature for freezing water is relatively low, therefore requires higher for the cold of cooling water, and the energy consumption of cold source system is higher.
The content of the invention
The purpose of the application is to propose a kind of improved cooling water system for data center.
The embodiment of the present application provides a kind of cooling water system for data center, and system includes:Cooling tower, is cooled down defeated
The cooling water that enters simultaneously exports the cooling water after cooling;Heat exchanger, the cooling water after the entrance input cooling tower cooler of primary side, one
Cooling water after the outlet of secondary side will heat up inputs outdoor cooling tower;The entrance of secondary side inputs the output of the first water circulation pipe
Chilled water, the outlet of secondary side exports the chilled water after cooling to the first water circulation pipe;First water circulation pipe, inputs water cooling
Chilled water after the cooling of the secondary side output of heat exchanger, first area is absorbed to the entrance output of water cooling heat exchanger secondary side
Chilled water after the heating of equipment heat;Second water circulation pipe, inputs running water, and the equipment heat for absorbing second area is heated up
The moisturizing entrance of the outdoor cooling tower of running water input afterwards, wherein, the input water temperature of the first water circulation pipe is followed higher than the second water
The input water temperature on endless tube road.
In certain embodiments, the input water temperature of the first water circulation pipe is according to the running temperature mark of the equipment of first area
Quasi- setting.
In certain embodiments, the input water temperature of the first water circulation pipe is less than 23 degrees Celsius.
In certain embodiments, the input water temperature of the second water circulation pipe is according to the running temperature mark of the equipment of second area
Quasi- setting.
In certain embodiments, the input water temperature of the second water circulation pipe is less than 15 degrees Celsius.
In certain embodiments, first area includes:Whole machine cabinet server room and/or switchgear house.
In certain embodiments, second area includes:Battery chamber and/or default core switch computer room.
In certain embodiments, heat exchanger includes:Handpiece Water Chilling Units and/or plate type heat exchanger.
In certain embodiments, the primary side of handpiece Water Chilling Units is condenser side, and the secondary side of handpiece Water Chilling Units is vaporizer side.
The cooling water system for data center provided in the embodiment of the present application, it is a kind of for data center by setting
Cooling water system, including:Cooling tower, cools down the cooling water of input and exports the cooling water after cooling;Heat exchanger, primary side
Cooling water after entrance input cooling tower cooler, the cooling water after the outlet of primary side will heat up inputs outdoor cooling tower;It is secondary
The entrance of side inputs the chilled water of the first water circulation pipe output, after the outlet of secondary side is cooled down to the output of the first water circulation pipe
Chilled water;First water circulation pipe, the chilled water after the cooling of the secondary side output of input water cooling heat exchanger, exchanges heat to water cooling
The entrance output of device secondary side absorbs the chilled water after the equipment heat heating of first area;Second water circulation pipe, input is certainly
Water, the running water after the equipment heat heating for absorbing second area is inputted the moisturizing entrance of outdoor cooling tower, wherein, first
The input water temperature of water circulation pipe is higher than the input water temperature of the second water circulation pipe.Due to for the firstth higher area of input water temperature
Domain is cooled using chilled water, for the relatively low second area of input water temperature using running water cooling, and the running water after will heat up
Outdoor cooling tower is filled into, so as to improve the input water temperature of chilled water, the cold requirement to cooling water is reduced, therefore reduce
The energy consumption of cooling water system.
Brief description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is the exemplary block diagram of one embodiment of the cooling water system for data center according to the application;
Fig. 2 is the example arrangement of another embodiment of the cooling water system for data center according to the application
Figure.
Embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that, in order to
Be easy to description, illustrate only in accompanying drawing to about the related part of invention.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In this application, because server work under higher environment temperature is more and more paid attention in the global design of data center
The obtained odds for effectiveness of work and cost advantage, information technoloy equipment supplier are also dedicated to lift the EAT limit that server is allowed
System, by constantly optimizing information technoloy equipment interior layout and selecting heatproof electronic component so that current server has been able to
Normally run under the EAT of 40 DEG C of even more highs and 20-90% humidity environment.
Fig. 1 is refer to, Fig. 1 shows one embodiment of the cooling water system for data center according to the application
Schematic diagram.
As shown in figure 1, the cooling water system for data center includes:Cooling tower 110, heat exchanger 120, the first water circulation
The water circulation pipe 140 of pipeline 130 and second.
Wherein, cooling tower 110, cool down the cooling water of input and export the cooling water after cooling;Heat exchanger 120, primary side
Entrance input cooling tower cooler after cooling water, the outlet of primary side will heat up after cooling water input outdoor cooling tower;Two
The entrance of secondary side inputs the chilled water of the first water circulation pipe output, and the outlet of secondary side is exported to the first water circulation pipe to be cooled down
Chilled water afterwards;First water circulation pipe 130, the chilled water after the cooling of the secondary side output of input water cooling heat exchanger, Xiang Shui
The entrance output of cold heat exchanger secondary side absorbs the chilled water after the equipment heat heating of first area;Second water circulation pipe
140, running water is inputted, the moisturizing that the running water after the equipment heat heating for absorbing second area is inputted into outdoor cooling tower enters
Mouthful, wherein, the input water temperature of the first water circulation pipe is higher than the input water temperature of the second water circulation pipe.First water circulation pipe and
Valve 150 and valve 160 are set between second water circulation pipe, with the water circulation pipe of UNICOM first and the second water circulation pipe,
Or block the first water circulation pipe and the second water circulation pipe.
In the present embodiment, heat exchanger refers to the equipment that the partial heat of hot fluid is passed to cold fluid.Here cold
But water, refers to the cooling water as cold fluid in heat exchanger.Here chilled water, refers to the circulation as hot fluid in heat exchanger
Water.First water circulation pipe is the freezing water circulation pipe for flowing through first area, and the second water circulation pipe is to flow through second area
Freezing water circulation pipe.Here first area, is the higher high-temperature area of the chilling temperature of heat-producing device permission, including with
Electric room and high temperature service device region (whole machine cabinet etc.), chilling temperature is apparently higher than more than 5 degrees Celsius of low-temperature region chilling temperature.This
In second area, refer to the relatively low low-temperature region of the chilling temperature of requirement, including battery chamber, (user determines core switch
Offer kernel service interchanger) etc. server room etc..
In view of the temperature run required for first area can higher than the required operation of second area temperature, can be with
The different types of cooling are taken first area and second area respectively so that the input water temperature of the first water circulation pipe can be high
In the input water temperature of the second water circulation pipe.Specifically, it can be blocked by valve 150 from heat exchanger to the second water circulation pipe
Supply channel, blocked by valve 160 by the water return pipeline of the second water-circulating pipe road direction heat exchanger, thus using running water to
Second water circulation pipe supplies water, and the backwater of the second water circulation pipe is delivered into cooling tower, with to cooling tower moisturizing.
It is relatively low in view of the temperature run required for second area, if the cold that tap water temperature is provided is less, it is impossible to
When cold needed for second area is provided completely, valve 150 and valve 160 can be opened, by heat exchanger 120 to second area
Part or all of cold is provided.
In some optional implementations of the present embodiment, the input water temperature of the first water circulation pipe can be according to the firstth area
The running temperature standard setting of the equipment in domain.
In this implementation, the equipment for running on first area is usually the equipment that can be resistant to higher temperature, for example
The whole machine cabinet server room of data center and/or switchgear house etc..For example, the whole machine cabinet server room of data center requires clothes
The EAT of business device can be 32 degrees Celsius to 35 degrees Celsius, then now the input water temperature of the first water circulation pipe is less than 23
Degree Celsius i.e. can be achieved this equipment running temperature standard.Can basis by the input water temperature for setting the first water circulation pipe
The running temperature standard setting of the equipment of first area, can improve the cooling effectiveness of cooling water system, reduce cooling water system
Redundancy energy consumption.
In some optional implementations of the present embodiment, the input water temperature of the second water circulation pipe can be according to the secondth area
The running temperature standard setting of the equipment in domain.
In this implementation, the equipment for running on second area is usually the equipment that can be resistant to lower temperature, for example
The battery chamber of data center and/or default core switch computer room etc..For example, the network core computer room of data center requires clothes
The EAT of business device is less than 25 degrees Celsius, then now the input water temperature of the second water circulation pipe is less than 15 degrees Celsius
Realize the running temperature standard of this equipment.Can be according to second area by the input water temperature for setting the second water circulation pipe
The running temperature standard setting of equipment, can improve the cooling effectiveness of cooling water system, reduce the redundancy energy consumption of cooling water system.
In a concrete application scene of above-described embodiment of the application, data center is located at XX cities, the municipal administration in the city
Tap water temperature whole year is 14 degrees Celsius to 20 degrees Celsius, therefore enters air conditioning terminal surface cooler to low-temperature region using running water
Cooling, can ensure less than 25 degrees Celsius operations of indoor environment temperature completely, so as to lift the input freezing of first area
Water temperature is to 26 degrees Celsius.Specifically, when outdoor temperature is relatively low, all regions including first area and second area,
Heat exchange cooling can be carried out using outdoor temperature;When outdoor temperature is higher, second area can be carried out by municipal tap water
Cooling, and first area continues with outdoor temperature and carries out heat exchange cooling, improves chilled water temperature and continues to run with.Worked as according to XX cities
Ground weather history is checked, using the cooling water system for data center in the application, and the annual free natural cooling time can
Up to more than 7500 hours, so that air-conditioning system operating cost is greatly reduced, and this method is simple and reliable, and cost of investment is low,
Safeguard that simple and energy-saving effect is notable.
With further reference to Fig. 2, Fig. 2 shows another reality of the cooling water system for data center according to the application
Apply the schematic diagram of example.
As shown in Fig. 2 the cooling water system for data center includes:Cooling tower 210, plate type heat exchanger 220 including cold
The handpiece Water Chilling Units 230 of condenser and evaporator, the first water circulation pipe 240 and the second water circulation pipe 250.
Wherein, cooling tower 210, cool down the cooling water of input and export the cooling water after cooling;Plate type heat exchanger 220 and/
Or handpiece Water Chilling Units 230, primary side entrance input cooling tower cooler after cooling water, the outlet of primary side will heat up after cooling
The outdoor cooling tower of water input;The entrance of secondary side inputs the chilled water of the first water circulation pipe output, and the outlet of secondary side is to the
Chilled water after the output cooling of one water circulation pipe;First water circulation pipe 240, the secondary side output of input water cooling heat exchanger
Chilled water after cooling, the freezing after the equipment heat heating of first area is absorbed to the entrance output of water cooling heat exchanger secondary side
Water;Second water circulation pipe 250, inputs running water, by the running water input chamber after the equipment heat heating for absorbing second area
The moisturizing entrance of outer cooling tower.Valve 201 and valve 202 are set between first water circulation pipe and the second water circulation pipe, with
The water circulation pipe of UNICOM first and the second water circulation pipe, or block the first water circulation pipe and the second water circulation pipe.It is board-like
By valve 280 and the UNICOM of valve 290 or blocked between heat exchanger and handpiece Water Chilling Units, cooling tower is to plate type heat exchanger and cooling-water machine
By valve 260 and the UNICOM of valve 270 or blocked between the confession water return pipeline of group, and between valve 260 and 270 and valve
Between door 280 and valve 290, there is provided pipeline 203.
In the present embodiment, the condenser and cooling tower of handpiece Water Chilling Units are connected, the cooling water of input cooling tower output, to
Cooling tower returns to the cooling water after heating;The evaporator of handpiece Water Chilling Units is by region to be cooled (including first area and/or the secondth area
Domain) return heat cooling, then to region to be cooled supply cold.
As shown in Fig. 2 controlling to use plate type heat exchanger and handpiece Water Chilling Units by valve 260,270,280 and 290 in Fig. 2
In one or more to region to be cooled provide cold.Specifically, by closing valve 280 and valve 270, valve is opened
260 and valve 290, cooling water and chilled water can enter handpiece Water Chilling Units via valve 260, pipeline 203 and valve 290 respectively and come
Heat-shift;By closing valve 260 and valve 290, valve 280 and valve 270 are opened, cooling water and chilled water can be distinguished
Exported by plate type heat exchanger, through valve 280, pipeline 203 and the backwater of valve 270, so that heat-shift;By closing valve 260
With valve 270, valve 280 and valve 290 are opened, can be with by the cooling water and chilled water after plate type heat exchanger heat-shift
Enter handpiece Water Chilling Units heat-shift again via valve 280 and valve 290, so as to provide more cold to region to be cooled
Amount.
The cooling water system for data center that the above embodiments of the present application are provided, can be according to needed for region to be cooled
Cold and the cold that can be provided of cooling tower, it is right under different situations to adapt to it is determined that using which kind of mode come heat-shift
Cooling in region to be cooled.Due to being provided with valve 201 and valve 202, the enough second areas of cold provided in running water
In use, valve 201 and valve 202 can be closed, only cold is provided to second area by running water;There is provided cold in running water
During amount deficiency second area, at least part chilled water can be used to provide cold for second area, so as to ensure data center
All regional temperatures are controllable, reduce the energy consumption of the cooling water system for data center.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.It will also be appreciated by those of skill in the art that
Although can be used term " first ", " second " etc. to describe various water circulation pipes and region herein, these water circulations
Pipeline and region should not be limited by these terms.These terms are only used for a water circulation pipe or region and other water circulations
Pipeline or region are distinguished.
Similarly, primary side and secondary side used herein, represent side and the heat exchange of heat exchanger UNICOM cooling tower respectively
The side of the equipment in device UNICOM region to be cooled, once or secondary is not constituted it will be appreciated by those skilled in the art that therein
The particular determination of the side of heat exchanging device.
It will be understood by those skilled in the art that the above-mentioned cooling water system for data center is also including some other known
Structure, such as thermometer, pressure gauge, water pump, in order to unnecessarily obscure embodiment of the disclosure, these known structures exist
Not shown in above-mentioned Fig. 1 and Fig. 2.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to the technology of the particular combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from foregoing invention design, is carried out by above-mentioned technical characteristic or its equivalent feature
Other technical schemes formed by any combination.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical characteristic of energy carries out technical scheme formed by replacement mutually.
Claims (9)
1. a kind of cooling water system for data center, it is characterised in that the system includes:
Cooling tower, cools down the cooling water of input and exports the cooling water after cooling;
Heat exchanger, primary side entrance input it is described cooling tower cooler after cooling water, the outlet of primary side will heat up after it is cold
But water inputs the outdoor cooling tower;The entrance of secondary side inputs the chilled water of the first water circulation pipe output, and secondary side goes out
Mouth exports the chilled water after cooling to the first water circulation pipe;
First water circulation pipe, the chilled water after the cooling of the secondary side output of input water cooling heat exchanger, exchanges heat to water cooling
The entrance output of device secondary side absorbs the chilled water after the equipment heat heating of first area;
Second water circulation pipe, inputs running water, the running water after the equipment heat heating for absorbing second area is inputted described
The moisturizing entrance of outdoor cooling tower, wherein, the input water temperature of first water circulation pipe is higher than second water circulation pipe
Input water temperature.
2. system according to claim 1, it is characterised in that the input water temperature of first water circulation pipe is according to described
The running temperature standard setting of the equipment of first area.
3. system according to claim 1 or 2, it is characterised in that the input water temperature of first water circulation pipe is less than
23 degrees Celsius.
4. system according to claim 1, it is characterised in that the input water temperature of second water circulation pipe is according to described
The running temperature standard setting of the equipment of second area.
5. the system according to claim 1 or 4, it is characterised in that the input water temperature of second water circulation pipe is less than
15 degrees Celsius.
6. system according to claim 1, it is characterised in that the first area includes:Whole machine cabinet server room and/
Or switchgear house.
7. system according to claim 1, it is characterised in that the second area includes:Battery chamber and/or default core
Heart switch room.
8. system according to claim 1, it is characterised in that the heat exchanger includes:Handpiece Water Chilling Units and/or plate-type heat-exchange
Device.
9. system according to claim 8, it is characterised in that the primary side of the handpiece Water Chilling Units is condenser side, described
The secondary side of handpiece Water Chilling Units is vaporizer side.
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CN201710312036.7A CN107105602B (en) | 2017-05-05 | 2017-05-05 | Cooling water system for data center |
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CN201710312036.7A CN107105602B (en) | 2017-05-05 | 2017-05-05 | Cooling water system for data center |
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CN107105602A true CN107105602A (en) | 2017-08-29 |
CN107105602B CN107105602B (en) | 2019-04-05 |
Family
ID=59657378
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CN109631376A (en) * | 2018-11-27 | 2019-04-16 | 珠海格力电器股份有限公司 | Screw type water chilling unit and control method and system thereof |
CN109974374A (en) * | 2019-03-26 | 2019-07-05 | 北京百度网讯科技有限公司 | A kind of refrigeration system |
CN113847829A (en) * | 2021-10-29 | 2021-12-28 | 上海城投水务(集团)有限公司 | Cooling device and method using underground raw water or cold source of water supply pipeline |
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CN109974374A (en) * | 2019-03-26 | 2019-07-05 | 北京百度网讯科技有限公司 | A kind of refrigeration system |
CN113847829A (en) * | 2021-10-29 | 2021-12-28 | 上海城投水务(集团)有限公司 | Cooling device and method using underground raw water or cold source of water supply pipeline |
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