CN107105602B - Cooling water system for data center - Google Patents
Cooling water system for data center Download PDFInfo
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- CN107105602B CN107105602B CN201710312036.7A CN201710312036A CN107105602B CN 107105602 B CN107105602 B CN 107105602B CN 201710312036 A CN201710312036 A CN 201710312036A CN 107105602 B CN107105602 B CN 107105602B
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- water
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- water circulation
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- 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
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- 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 systems for data center.One implementation of system includes: cooling tower, and the cooling water of cooling input simultaneously exports cooling water after cooling;Heat exchanger, the entrance of primary side input cooling tower cooling water after cooling, the outlet of primary side will heat up after cooling water input chamber cooling tower outside;The entrance of secondary side inputs the chilled water of the first water circulation pipe output, and the outlet of secondary side exports chilled water after cooling to the first water circulation pipe;First water circulation pipe inputs the chilled water after cooling of the secondary side output of water cooling heat exchanger, the chilled water after the equipment heat heating for absorbing first area is exported to the entrance of water cooling heat exchanger secondary side;Second water circulation pipe inputs tap water, by the moisturizing entrance of cooling tower outside the tap water input chamber after the equipment heat heating for absorbing second area, 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
This application involves 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 technique
The data center for using cooling water system at present, cold source system is shared usually in the computer room of data center, is passed through
Cold source system by cold water send to data center heat dissipation 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 regions using cold operation standard such as battery chamber, network computer room etc. need
Lower cooling temperature is wanted, therefore limits the promotion of whole cold source system water supply water temperature.
However, using the data center of cooling water system at present, have the following problems: due to cold in data center machine room
The water temperature for freezing water is lower therefore more demanding for the cooling capacity of cooling water, and the energy consumption of cold source system is higher.
Summary 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, and cooling is defeated
The cooling water that enters simultaneously exports cooling water after cooling;Heat exchanger, the entrance input cooling tower cooling water after cooling of primary side, one
The outlet of secondary side will heat up after the outer cooling tower of cooling water input chamber;The entrance of secondary side inputs the output of the first water circulation pipe
The outlet of chilled water, secondary side exports chilled water after cooling to the first water circulation pipe;First water circulation pipe inputs water cooling
The chilled water after cooling of the secondary side output of heat exchanger, exports to the entrance of water cooling heat exchanger secondary side and absorbs first area
Chilled water after the heating of equipment heat;Second water circulation pipe inputs tap water, and the equipment heat for absorbing second area is heated up
The moisturizing entrance of the outer cooling tower of tap water input chamber afterwards, wherein the input water temperature of the first water circulation pipe is higher than the second water and follows
The input water temperature on endless tube road.
In some 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 some embodiments, the input water temperature of the first water circulation pipe is lower than 23 degrees Celsius.
In some 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 some embodiments, the input water temperature of the second water circulation pipe is lower than 15 degrees Celsius.
In some embodiments, first area includes: whole machine cabinet server room and/or switchgear house.
In some embodiments, second area includes: battery chamber and/or preset core switch computer room.
In some embodiments, heat exchanger includes: water cooler and/or plate heat exchanger.
In some embodiments, the primary side of water cooler is condenser side, and the secondary side of water cooler 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 being arranged
Cooling water system, comprising: the cooling water of cooling tower, cooling input simultaneously exports cooling water after cooling;Heat exchanger, primary side
Entrance input cooling tower cooling water after cooling, the outlet of primary side will heat up after cooling water input chamber outside 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 exports cooling to the first water circulation pipe
Chilled water;First water circulation pipe inputs the chilled water after cooling of the secondary side output of 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, by the moisturizing entrance of cooling tower outside the tap water input chamber after the equipment heat heating for absorbing second area, 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 input higher firstth area of water temperature
Domain is cooled down using chilled water, for the input lower second area of water temperature using tap water cooling, and the tap water after will heat up
Outdoor cooling tower is filled into, to improve the input water temperature of chilled water, reduces the cooling capacity requirement to cooling water, therefore reduce
The energy consumption of cooling water system.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is the exemplary block diagram according to one embodiment of the cooling water system for data center of the application;
Fig. 2 is the exemplary structure according to another embodiment of the cooling water system for data center of the application
Figure.
Specific 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
Convenient for description, part relevant to related invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In this application, since server work under higher environment temperature is more and more paid attention in the whole design of data center
Make odds for effectiveness obtained and cost advantage, information technoloy equipment supplier is also dedicated to promote the permitted inlet air temperature limit of server
System, by constantly optimizing information technoloy equipment interior layout and selecting heatproof electronic component, so that current server has been able to
It is operated normally under the humidity environment of 40 DEG C of even higher inlet air temperature and 20-90%.
Referring to FIG. 1, 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
Pipeline 130 and the second water circulation pipe 140.
Wherein, cooling tower 110, the cooling water of cooling input simultaneously export cooling water after cooling;Heat exchanger 120, primary side
Entrance input cooling tower cooling water after cooling, the outlet of primary side will heat up after cooling water input chamber outside 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 inputs the chilled water after cooling of the secondary side output of 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, tap water is inputted, the moisturizing of cooling tower outside the tap water input chamber after the equipment heat for absorbing second area heating is entered
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 first water circulation pipe of connection 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 in heat exchanger as cold fluid.Here chilled water refers to the circulation in heat exchanger as hot fluid
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 cooling temperature that heat-producing device allows, including matches
Electric room and high temperature service device region (whole machine cabinet etc.), cooling temperature are apparently higher than 5 degrees Celsius of low-temperature region cooling temperature or more.This
In second area, refer to the lower low-temperature region of the cooling temperature of requirement, including battery chamber, (user determines core switch
Offer kernel service interchanger) etc. server rooms etc..
It, can be in view of the temperature of operation required for first area can be higher than the temperature of the required operation of second area
The different types of cooling is taken first area and second area respectively, allows the input water temperature of the first water circulation pipe 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
Water supply pipe, by valve 160 block by the second water-circulating pipe road direction heat exchanger water return pipeline, thus using tap water to
Second water circulation pipe supplies water, and the return water of the second water circulation pipe is sent to cooling tower, with to cooling tower moisturizing.
It, can not if cooling capacity provided by tap water temperature is less in view of the temperature of operation required for second area is lower
When cooling capacity needed for providing second area completely, valve 150 and valve 160 can be opened, by heat exchanger 120 to second area
Part or all of cooling capacity 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, such as
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 inlet air temperature of business device can be 32 degrees Celsius to 35 degrees Celsius, then the input water temperature of the first water circulation pipe is lower than 23 at this time
The running temperature standard of this equipment degree Celsius can be realized.Input water temperature by setting the first water circulation pipe can basis
The cooling efficiency of cooling water system can be improved in the running temperature standard setting of the equipment of first area, reduces 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, such as
The battery chamber of data center and/or preset core switch computer room etc..For example, the network core computer room of data center requires clothes
The inlet air temperature of business device is lower than 25 degrees Celsius, then the input water temperature of the second water circulation pipe is lower than 15 degrees Celsius at this time
Realize the running temperature standard of this equipment.Input water temperature by setting the second water circulation pipe can be according to second area
The running temperature standard setting of equipment, can be improved the cooling efficiency 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 the city XX, 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 air cooler to low-temperature region using tap water
Cooling can ensure lower than 25 degrees Celsius operations of indoor environment temperature completely, so as to promote the input freezing of first area
Water temperature is to 26 degrees Celsius.Specifically, when outdoor temperature is lower, all areas including first area and second area,
It can use outdoor temperature and carry out heat exchange cooling;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.Worked as according to the city XX
Ground weather history is checked, using the cooling water system for data center in the application, the annual free natural cooling time can
Up to 7500 hours or more, air-conditioning system operating cost being thus greatly reduced, and this method is simple and reliable, cost of investment is low,
Maintenance is simple and energy-saving effect is significant.
With further reference to Fig. 2, Fig. 2 shows another realities according to the cooling water system for data center of 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 heat exchanger 220 including cold
The water cooler 230 of condenser and evaporator, the first water circulation pipe 240 and the second water circulation pipe 250.
Wherein, cooling tower 210, the cooling water of cooling input simultaneously export cooling water after cooling;Plate heat exchanger 220 and/
Or water cooler 230, the entrance of primary side input cooling tower cooling water after cooling, the outlet of primary side will heat up after cooling
The outer cooling tower of water input chamber;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
One water circulation pipe exports chilled water after cooling;First water circulation pipe 240 inputs the secondary side output of water cooling heat exchanger
Chilled water after cooling, the freezing after the equipment heat heating for absorbing first area is exported to the entrance of water cooling heat exchanger secondary side
Water;Second water circulation pipe 250 inputs tap water, by the tap 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 first water circulation pipe of connection 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 290 connection of valve or truncation between heat exchanger and water cooler, cooling tower is to plate heat exchanger and cooling-water machine
Group for passing through valve 260 and 270 connection of valve or truncation between water return pipeline, and between valve 260 and 270 and valve
Between door 280 and valve 290, it is provided with pipeline 203.
In the present embodiment, the condenser and cooling tower of water cooler are connected, the cooling water of input cooling tower output, to
Cooling tower returns to the cooling water after heating;The evaporator of water cooler is by region to be cooled (including first area and/or the secondth area
Domain) heat that returns is cooling, then supplies cooling capacity to region to be cooled.
As shown in Fig. 2, being controlled by valve 260,270,280 and 290 using plate heat exchanger and water cooler in Fig. 2
In it is one or more come to region to be cooled provide cooling capacity.Specifically, by closing valve 280 and valve 270, valve is opened
260 and valve 290, cooling water and chilled water can enter water cooler via valve 260, pipeline 203 and valve 290 respectively and come
Exchange heat;By closing valve 260 and valve 290, opening valve 280 and valve 270, cooling water and chilled water can distinguish
It is exported by plate heat exchanger, through 270 return water of valve 280, pipeline 203 and valve, to exchange heat;By closing valve 260
With valve 270, valve 280 and valve 290 are opened, the cooling water and chilled water after heat is exchanged by plate heat exchanger can be with
Heat is exchanged again into water cooler via valve 280 and valve 290, it is more cold so as to be provided to region to be cooled
Amount.
The cooling water system for data center that the above embodiments of the present application provide, can be according to needed for region to be cooled
Cooling capacity and the cooling capacity that can be provided of cooling tower, determine which kind of mode heat is exchanged using, it is right under different situations to adapt to
Cooling in region to be cooled.Due to being provided with valve 201 and valve 202, in the enough second areas of cooling capacity that tap water provides
In use, valve 201 and valve 202 can be closed, cooling capacity only is provided to second area by tap water;It is provided in tap water cold
When measuring insufficient second area, at least partly chilled water can be used for second area to provide cooling capacity, to guarantee data center
All areas temperature-controllable reduces the energy consumption of the cooling water system for data center.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described 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 term " first ", " second " etc. can be used to describe various water circulation pipes and region herein, these water circulation
Pipeline and region should not be limited by these terms.These terms are only used for recycling in a water circulation pipe or region and other water
Pipeline or region distinguish.
Similarly, primary side and secondary side used herein respectively represent side and the heat exchange of heat exchanger connection cooling tower
The side of the equipment in device connection region to be cooled, it will be appreciated by those skilled in the art that therein primary or secondary do not constitute
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 further includes some other known
Structure, such as thermometer, pressure gauge, water pump etc., in order to unnecessarily obscure embodiment of the disclosure, these well known structures exist
It is 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.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from foregoing invention design, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (9)
1. a kind of cooling water system for data center, which is characterized in that the system comprises:
Cooling tower, the cooling water of cooling input simultaneously export cooling water after cooling;
Heat exchanger, the entrance of primary side input the cooling tower cooling water after cooling, the outlet of primary side will heat up after it is cold
But water inputs the cooling tower;The entrance of secondary side inputs the chilled water of the first water circulation pipe output, the outlet of secondary side to
First water circulation pipe exports chilled water after cooling;
First water circulation pipe inputs the chilled water after cooling of the secondary side output of 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 tap water, will be described in the tap water input after the equipment heat heating that absorb second area
The moisturizing entrance of cooling tower, wherein the input water temperature of first water circulation pipe is higher than the defeated of second water circulation pipe
Enter water temperature.
2. system according to claim 1, which is characterized in that the input water temperature of first water circulation pipe is according to
The running temperature standard setting of the equipment of first area.
3. system according to claim 1 or 2, which is characterized in that the input water temperature of first water circulation pipe is lower than
23 degrees Celsius.
4. system according to claim 1, which is characterized in that the input water temperature of second water circulation pipe is according to
The running temperature standard setting of the equipment of second area.
5. system according to claim 1 or 4, which is characterized in that the input water temperature of second water circulation pipe is lower than
15 degrees Celsius.
6. system according to claim 1, which is characterized in that the first area include: whole machine cabinet server room and/
Or switchgear house.
7. system according to claim 1, which is characterized in that the second area includes: battery chamber and/or preset core
Heart switch room.
8. system according to claim 1, which is characterized in that the heat exchanger includes: water cooler and/or plate-type heat-exchange
Device.
9. system according to claim 8, which is characterized in that the primary side of the water cooler is condenser side, described
The secondary side of water cooler 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 CN107105602A (en) | 2017-08-29 |
CN107105602B true CN107105602B (en) | 2019-04-05 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109631376B (en) * | 2018-11-27 | 2022-01-28 | 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 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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GB2471834A (en) * | 2009-07-09 | 2011-01-19 | Hewlett Packard Development Co | Cooling Module with a Chiller Unit, Flow Control, and Able to Utilise Free Cooling |
US8899060B2 (en) * | 2011-06-30 | 2014-12-02 | International Business Machines Corporation | Methods and apparatus for cooling electronics |
TW201309178A (en) * | 2011-08-01 | 2013-02-16 | Hon Hai Prec Ind Co Ltd | Cooling system for electronic device |
CN202630282U (en) * | 2012-06-20 | 2012-12-26 | 江南大学 | Closed cooling tower refrigerating system applied to internet data center (IDC) machine room |
CN203100022U (en) * | 2012-11-27 | 2013-07-31 | 北京中标新亚机电工程有限公司 | Combined air conditioning system |
TW201448720A (en) * | 2013-06-14 | 2014-12-16 | Hon Hai Prec Ind Co Ltd | Container data center assembly |
CN104802976B (en) * | 2014-08-15 | 2018-03-06 | 烟台中集来福士海洋工程有限公司 | The cooling system of offshore set-up and ship, the ocean platform using the cooling system |
CN204830294U (en) * | 2015-08-17 | 2015-12-02 | 深圳市易信科技有限公司 | Built -in two cold source cooling system's server rack |
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