CN107842964A - Cooling system for data center - Google Patents
Cooling system for data center Download PDFInfo
- Publication number
- CN107842964A CN107842964A CN201711007858.0A CN201711007858A CN107842964A CN 107842964 A CN107842964 A CN 107842964A CN 201711007858 A CN201711007858 A CN 201711007858A CN 107842964 A CN107842964 A CN 107842964A
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- Prior art keywords
- cooling system
- air
- air inlet
- return air
- fresh air
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The embodiment of the present application discloses a kind of cooling system for data center, and the data center includes the rack of at least two spread configurations.One embodiment of the cooling system includes：Air inlet, outdoor is arranged at, for receiving outdoor fresh air；Return air inlet, interior is arranged at, and between two racks of direction, for reclaiming indoor return air；Air outlet, the both sides of return air inlet are arranged at, are connected with air inlet, for indoor conveying fresh air, wherein, fresh air is the mixed wind of outdoor fresh air and indoor return air；Formed with guiding gutter between air outlet and return air inlet, so that fresh air flows through two racks mutually non-conterminous side.The embodiment can reduce energy consumption while the equipment to data center cools down, and save the energy.
Description
Technical field
The invention relates to the cooling technology field of data center, and in particular to air-cooled technology, more particularly, to
The cooling system of data center.
Background technology
With the constantly soaring of energy cost and people are more next to green attention, the energy saving requirement of data center
It is stronger.Ensureing IT (Internet technology, Internet Technology) equipment safety, the high-performance of data center machine room
On the premise of operation, various energy saving means are comprehensively utilized, to improve the efficiency of energy utilization of data center, reducing PUE, (power supply makes
With efficiency, Power Usage Effectiveness) value.Therefore, energy-saving and emission-reduction are pursued as the infrastructure of data center
One of target.
The content of the invention
The purpose of the embodiment of the present application is to propose a kind of cooling system for data center.
The embodiment of the present application provides a kind of cooling system for data center, and the data center includes at least two rows
The rack set is arranged, the cooling system includes：Air inlet, outdoor is arranged at, for receiving outdoor fresh air；Return air inlet, it is arranged at
Interior, and between two racks of direction, for reclaiming indoor return air；Air outlet, the both sides of return air inlet are arranged at, connected with air inlet
It is logical, for indoor conveying fresh air, wherein, fresh air is the mixed wind of outdoor fresh air and indoor return air；Between air outlet and return air inlet
Formed with guiding gutter, so that fresh air flows through two racks mutually non-conterminous side.
In certain embodiments, cooling system also includes the plenum chamber for being arranged at air outlet front end, wherein, front end is that wind exists
The one end first passed through on flow direction；The position that plenum chamber corresponds to air outlet in the side towards air outlet offers jet spray
Mouth.
In certain embodiments, cooling system includes cooling device, is arranged at the rear end of return air inlet, for cooling down through return air
Mouthful recovery indoor return air, wherein, rear end be wind in the flowing direction afterwards by one end.
In certain embodiments, cooling device includes coil exchanger；And cooling system also includes refrigeration unit, use
In to coil exchanger provide circulating cooling liquid.
In certain embodiments, volume damper and/or temperature sensor are installed between return air inlet and cooling device.
In certain embodiments, cooling system also includes the Fresh air handling units being arranged between air inlet and air outlet, is used for
The outdoor fresh air that processing receives through air inlet；Fresh air handling units include at least one of following：Filter, condenser, compressor, steaming
Send out device, heater, humidification device and pressure fan.
In certain embodiments, it is also equipped with Fresh air handling units at least one of following：Temperature sensor, humidity sensor and
Volume damper.
In certain embodiments, return air inlet and air outlet are located at the side of the rack of at least two spread configurations.
In certain embodiments, return air inlet and air outlet are located at the top of the rack of at least two spread configurations.
In certain embodiments, gap be present between the bottom and ground of the rack of at least two spread configurations.
The cooling system for data center that the embodiment of the present application provides, by setting air inlet and being connected with air inlet
Air outlet, outdoor fresh air can be delivered to interior, with to interior rack cool down.Meanwhile return air inlet is towards at least
Between two racks in the rack of two spread configurations, and air outlet is arranged at the both sides of return air inlet, and air outlet and return air
Formed with guiding gutter between mouthful.So, in the presence of guiding gutter, fresh air can be made to flow through two racks mutually non-conterminous side
Face, so as to carry out heat exchange with rack.Further, since such inducing action, indoor return air (fresh air after heat exchange) can be with
Return air inlet is back between two racks, without the power-equipment for reclaiming indoor return air, so as to reduce cooling system
Energy consumption, save the energy.
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 structural representation of the one embodiment for the cooling system that the application provides；
Fig. 2 is the planar structure schematic diagram of one embodiment of data center machine room；
Fig. 3 is the structural representation of the one embodiment for the Fresh air handling units that the application provides.
Embodiment
The principle and feature of the application are described in further detail with reference to the accompanying drawings and examples.It is appreciated that
It is that specific embodiment described herein is used only for explaining related invention, rather than the restriction to the invention.Further need exist for
It is bright, for the ease of description, the part related to invention is illustrate only in accompanying drawing.
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.
Many racks, such as server cabinet would generally be placed in the computer room of data center.It can then be put on server cabinet
Put server.These servers are used to calculating, store and managing data message etc..And the meeting during these servers are run
Amount of heat is produced, in order to ensure the normal operation of server, it is necessary to carry out cooling treatment to it.
Existing data center, the general cooling that server is carried out using the cold mode of liquid.After refrigeration unit is freezed
Chilled water is provided to the heater element of server, such as CPU (central processing unit, Central Processing Unit) and part
Power module etc..Pass through the radiating of cold and hot exchange takeaway service device.However, the energy resource consumption of refrigeration unit is serious, often account for
According to 40% or so of data center's total energy consumption, so it is unfavorable for reducing the energy consumption of data center.
The cooling system for data center that the embodiment of the present application provides mainly uses air-cooled technology, you can to utilize room
Outer air cools down to equipment such as the servers in data central machine room.Fig. 1 is referred to, is provided it illustrates the application cold
But the structural representation of one embodiment of system.
As shown in figure 1, cooling system can include air inlet 11, return air inlet 12 and air outlet 13.Wherein, air inlet 11 can
To be arranged at outdoor, for receiving outdoor fresh air.Return air inlet 12 can be arranged at interior, for reclaiming indoor return air.And air-out
Mouth 13 can be arranged at the both sides of return air inlet 12, and be connected with air inlet 11.So, can be new to indoor conveying by air outlet
Wind, so as to be cooled down to the equipment placed on rack.Arrow represents the flow direction of wind in figure.Here fresh air can be outdoor new
The mixed wind of wind and indoor return air.Pass through the recycling to indoor return air, it is possible to reduce the demand of outdoor fresh air, so as to
To reduce the energy consumed needed for conveying outdoor fresh air.
In the present embodiment, in order to reduce the energy consumption of cooling system, the arrangement of cooling system may refer to Fig. 2, its
Show the planar structure schematic diagram of one embodiment of data center machine room.The data center can include at least two arrangements
The rack 2 of setting.
As shown in Fig. 2 return air inlet 12 can be towards between two racks 2 in the rack 2 of at least two spread configurations.Together
When, formed with guiding gutter 14 between air outlet 13 and return air inlet 12.So, in the presence of guiding gutter 14, fresh air stream can be made
Through the mutual non-conterminous side of above-mentioned two rack 2, to carry out heat exchange with the equipment placed on rack.And in such induction
Under effect, indoor return air (fresh air after heat exchange) can be back to return air inlet between two racks, without for reclaiming
The power-equipment of indoor return air, so as to reduce the energy consumption of cooling system, save the energy.
It is understood that the two racks 2 can be indoor any two rack, the machine set such as arranged adjacent
Cabinet, or it is spaced the rack of setting.If for the two racks 2 to be spaced setting, above-mentioned two rack 2 is mutually non-conterminous
Side refers mainly to side away from each other.In addition, the shape of guiding gutter 14 in Fig. 2 and angle of inclination are only schematical,
It can be designed according to actual conditions, so as to adjust air-out direction.
The present embodiment some alternatively in implementation, as shown in the figures 1 and 2, cooling system can also include setting
Plenum chamber 15 in air outlet front end.Wherein, front end is one end that wind first passes through in the flowing direction.That is, air inlet
11 outdoor fresh airs received first pass through plenum chamber 15, then by air outlet 13.From figure 2 it can be seen that plenum chamber 15 is in direction
The position that the side of air outlet 13 corresponds to air outlet 13 offers jet nozzle.So, the outdoor in plenum chamber 15 can be made
Fresh air is injected directly at air outlet 13, and in the presence of guiding gutter 14, flows to the side of rack 2.Meanwhile room can be increased
The flow velocity of outer fresh air, so as to increase the mixing efficiency of outdoor fresh air and indoor return air, increase the flow velocity of fresh air, and then lift cooling
Effect.Herein, the size and number of jet nozzle are not intended to limit.
Under normal circumstances, the temperature of indoor return air is higher than the temperature of fresh air, in order to lift cooling effect, as shown in Fig. 2
Cooling system can include the cooling device 16 for being arranged at the rear end of return air inlet 12.Cooling device 16 can be used for cooling through return air inlet
The indoor return air of 12 recovery.Wherein, rear end be wind in the flowing direction afterwards by one end.That is, indoor return air first passes through
Return air inlet 12 is crossed, enters back into cooling device 16.So, after outdoor fresh air is mixed with the indoor return air after cooling treatment,
The influence to the temperature of fresh air can be reduced.
Cooling device 16 in the present embodiment can be cooling device or component of the various temperature for reducing wind etc..As
Example, cooling device 16 can include coil exchanger.Meanwhile in order to realize the cooling of indoor return air, cooling system may be used also
With including refrigeration unit (not shown).Refrigeration unit can be used for providing circulating cooling liquid to coil exchanger.This
Sample, when indoor return air flows through coil exchanger, heat exchange can be carried out with the circulating cooling liquid in pipe, so as to reduce room
The temperature of interior return air.Meanwhile the circulating cooling liquid cognition after heat exchange is back to refrigeration unit along circulation line, refrigeration unit will
Circulating cooling liquid after cooling treatment is delivered to coil exchanger again, to cool down indoor return air.Here cooling liquid
Can be, but not limited to be chilled water or other liquid mediums, such as ethylene glycol or water and ethylene glycol mixture.
Alternatively, for the ease of the control of cooling system, air quantity regulation can be installed between return air inlet and cooling device
Valve and/or temperature sensor.Volume damper is used for the air quantity of adjustment control indoor return air.Temperature sensor is used to detect interior
The temperature of return air.So, according to the temperature of indoor return air and target temperature requirement, can adjust the opening degree of volume damper with
And the cryogenic temperature of refrigeration unit.For example, when the temperature of indoor return air and the close target temperature of data center machine room, explanation
Indoor return air need not too be cooled down.At this point it is possible to improve the cryogenic temperature of refrigeration unit, that is, the temperature of cooling liquid is improved,
So as to reduce the energy consumption of refrigeration unit.
In addition, in order to ensure the purity requirements of data center machine room, it usually needs after handling fresh air, then convey
To interior.Therefore, in application scenes, cooling system can also include the fresh air being arranged between air inlet and air outlet
Unit, for handling the outdoor fresh air received through air inlet.As shown in Fig. 2 Fresh air handling units 17 can be arranged at air inlet 11 with
Between plenum chamber 15.
The concrete structure of Fresh air handling units can be configured according to the actual requirements.Such as need to outdoor fresh air dust removal by filtration
When, filter can be set in Fresh air handling units.Alternatively, Fresh air handling units can include at least one of following：Filter, condensation
Device, compressor, evaporator, heater, humidification device and pressure fan etc..Referring specifically to Fig. 3, provided it illustrates the application
The structural representation of one embodiment of Fresh air handling units.
As can be known from Fig. 3, wind inlet section A, initial effect filtering section B1, medium efficiency filtration section can be disposed with Fresh air handling units
B2, condenser section C, compressor section D, evaporator section E, hot water pipeline section F, humidifier section G, fan section H and air supply section K.Wherein, just imitate
Fillter section B1 and medium efficiency filtration section B2 are provided with different grades of filter, for filtering outdoor fresh air.Condenser section C, pressure
Contracting machine section D and evaporator section E is disposed with condenser, compression meeting and evaporator, for cooling down outdoor fresh air.Hot water pipeline section F
Heater is provided with, for improving the temperature of outdoor fresh air.Humidifier section G is provided with humidification device, for increasing outdoor fresh air
Humidity.Blower section H is provided with pressure fan, for lifting the flow velocity of outdoor fresh air, and adjusts its conveying direction.
Further, for the ease of the control to Fresh air handling units, it is also equipped with Fresh air handling units at least one of following：
Temperature sensor, humidity sensor and volume damper (not shown).Such as volume damper and temperature are installed in wind inlet section A
Sensor is spent, can so adjust the intake of outdoor fresh air, and detect its temperature.The temperature detected according to these sensors
With target temperature requirement, the switch of the device in each section of Fresh air handling units can be controlled, and operation can be adjusted by regulating valve
State.
As an example, in the winter time, the temperature of outdoor fresh air is far below the target temperature of data center machine room, can now close
The device closed in condenser section C, compressor section D, evaporator section E and humidifier section G.In summer, the temperature of outdoor fresh air would generally
Higher than the target temperature of data center machine room, the device that can now close in hot water pipeline section F and humidifier section G.
For another example in the winter time, because the temperature of outdoor fresh air is far below the target temperature of data center machine room, it is possible to
Indoor return air is cooled down using outdoor fresh air.At this point it is possible to close the condenser section C of Fresh air handling units, compressor section D, evaporator
Section E, hot water pipeline section F and device in humidifier section G and the cooling device for being arranged at return air inlet rear end.So by detecting fresh air
The temperature of (the mixed wind of outdoor fresh air and indoor return air), and compared with the target temperature of data center machine room, so as to adjust
The air quantity of indoor fresh air and the air quantity of indoor return air, and then the temperature for adjusting fresh air is required with meeting to cool down.
It should be noted that for the cooling system in the embodiment of the present application, can according to the actual requirements, at an arbitrary position
The components such as temperature sensor, humidity sensor and volume damper are set, so as to conveniently and efficiently control cooling system
Operation, reduce the energy consumption of cooling system.And compared with traditional type of cooling, cooling system in the embodiment of the present application up to
In the case of cooling effect, energy resource consumption can be substantially reduced, the energy is saved, reduces cost.
It is understood that the return air inlet and air outlet of cooling system in the embodiment of the present application can be located at least two
The side of the rack of spread configuration.That is, the as shown in Fig. 2 side that return air inlet 12 and air outlet 13 can be disposed in the interior
On wall.And the side walls are parallel with the orientation of indoor machine cabinet.The height of air outlet 13 can be with (but not limited to) and machine
The height of cabinet is close.
Because hot-air moves upwards, cold air moves downward, so in application scenes, in the embodiment of the present application
Cooling system return air inlet and air outlet can also be located at least two spread configurations rack top.That is, return
The top that air port and air outlet can also be disposed in the interior, so also contribute to reduce the energy consumption of cooling system.Meanwhile in order to carry
High cooling effect, return air inlet and air outlet and the distance of rack upper end are unsuitable excessive, i.e. return air inlet and air outlet is apart from ground
The difference of height and rack height is unsuitable excessive.
Further, cooling effect and efficiency are lifted in order to increase the contact area of fresh air and rack surface, at least two
The bottom of the rack of spread configuration can have gap between ground.That is, exist necessarily between rack and ground
Distance.For example, rack, which is bottom, is provided with the structure of roller, or to be placed on support frame first-class for rack.So, fresh air is along two
Rack mutually flow from top to bottom by non-conterminous side, and the bottom through rack flows to the adjacent side of two racks, so as to wrap
Enclose rack and carry out heat exchange.
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 that the particular combination of above-mentioned technical characteristic forms
Scheme, while should also cover in the case where not departing from the inventive concept, carried out by above-mentioned technical characteristic or its equivalent feature
The other technical schemes for being combined and being formed.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical scheme that the technical characteristic of energy is replaced mutually and formed.
Claims (10)
1. a kind of cooling system for data center, the data center includes the rack of at least two spread configurations, described
Cooling system includes：
Air inlet, outdoor is arranged at, for receiving outdoor fresh air；
Return air inlet, interior is arranged at, and between two racks of direction, for reclaiming indoor return air；
Air outlet, the both sides of the return air inlet are arranged at, are connected with the air inlet, for indoor conveying fresh air, wherein, institute
State mixed wind of the fresh air for outdoor fresh air and indoor return air；
Formed with guiding gutter between the air outlet and the return air inlet, so that the fresh air flows through the mutual not phase of described two racks
Adjacent side.
2. cooling system according to claim 1, it is characterised in that the cooling system also includes being arranged at the air-out
The plenum chamber of mouth front end, wherein, the front end is one end that wind first passes through in the flowing direction；
The position that the plenum chamber corresponds to the air outlet in the side towards the air outlet offers jet nozzle.
3. cooling system according to claim 1, it is characterised in that the cooling system includes cooling device, is arranged at
The rear end of the return air inlet, for cooling down the indoor return air reclaimed through the return air inlet, wherein, the rear end is wind in flowing side
Upwards after by one end.
4. cooling system according to claim 3, it is characterised in that the cooling device includes coil exchanger；With
And
The cooling system also includes refrigeration unit, for providing circulating cooling liquid to the coil exchanger.
5. cooling system according to claim 3, it is characterised in that installed between the return air inlet and the cooling device
There are volume damper and/or temperature sensor.
6. cooling system according to claim 1, it is characterised in that the cooling system also includes being arranged at the air intake
Fresh air handling units between mouth and the air outlet, for handling the outdoor fresh air received through the air inlet；
The Fresh air handling units include at least one of following：Filter, condenser, compressor, evaporator, heater, humidification
Device and pressure fan.
7. cooling system according to claim 6, it is characterised in that following at least one is also equipped with the Fresh air handling units
：Temperature sensor, humidity sensor and volume damper.
8. according to the cooling system described in one of claim 1-7, it is characterised in that the return air inlet and the air outlet are located at
The side of the rack of at least two spread configuration.
9. according to the cooling system described in one of claim 1-7, it is characterised in that the return air inlet and the air outlet are located at
The top of the rack of at least two spread configuration.
10. cooling system according to claim 9, it is characterised in that the bottom of the rack of at least two spread configuration
Gap between portion and ground be present.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711007858.0A CN107842964A (en) | 2017-10-25 | 2017-10-25 | Cooling system for data center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711007858.0A CN107842964A (en) | 2017-10-25 | 2017-10-25 | Cooling system for data center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107842964A true CN107842964A (en) | 2018-03-27 |
Family
ID=61661746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711007858.0A Pending CN107842964A (en) | 2017-10-25 | 2017-10-25 | Cooling system for data center |
Country Status (1)
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| CN (1) | CN107842964A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110017557A (en) * | 2019-04-10 | 2019-07-16 | 北京百度网讯科技有限公司 | To the outdoor case body equipment and refrigeration system of data center's refrigeration |
| CN111076280A (en) * | 2019-11-25 | 2020-04-28 | 珠海格力电器股份有限公司 | Cold beam tail end and cold beam system |
| CN111954430A (en) * | 2019-05-16 | 2020-11-17 | 阿里巴巴集团控股有限公司 | Cooling system and data center |
| CN112788930A (en) * | 2021-02-04 | 2021-05-11 | 广东海悟科技有限公司 | Air supply equipment, refrigerating system and communication cabinet system |
| CN115462281A (en) * | 2022-09-23 | 2022-12-13 | 福建省鼎峰制冷通风设备有限公司 | Cold air system, method for controlling cold air and application |
| CN116033724A (en) * | 2023-03-27 | 2023-04-28 | 四川宏华电气有限责任公司 | Novel overhead horizontal air conditioner's electrical control room |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017557A (en) * | 2019-04-10 | 2019-07-16 | 北京百度网讯科技有限公司 | To the outdoor case body equipment and refrigeration system of data center's refrigeration |
| CN111954430A (en) * | 2019-05-16 | 2020-11-17 | 阿里巴巴集团控股有限公司 | Cooling system and data center |
| CN111954430B (en) * | 2019-05-16 | 2023-03-10 | 阿里巴巴集团控股有限公司 | Cooling system and data center |
| CN111076280A (en) * | 2019-11-25 | 2020-04-28 | 珠海格力电器股份有限公司 | Cold beam tail end and cold beam system |
| CN112788930A (en) * | 2021-02-04 | 2021-05-11 | 广东海悟科技有限公司 | Air supply equipment, refrigerating system and communication cabinet system |
| CN112788930B (en) * | 2021-02-04 | 2023-05-12 | 广东海悟科技有限公司 | Air supply equipment, refrigerating system and communication cabinet system |
| CN115462281A (en) * | 2022-09-23 | 2022-12-13 | 福建省鼎峰制冷通风设备有限公司 | Cold air system, method for controlling cold air and application |
| CN115462281B (en) * | 2022-09-23 | 2023-11-28 | 福建省鼎峰制冷通风设备有限公司 | Cold air system, method for controlling cold air and application |
| CN116033724A (en) * | 2023-03-27 | 2023-04-28 | 四川宏华电气有限责任公司 | Novel overhead horizontal air conditioner's electrical control room |
| CN116033724B (en) * | 2023-03-27 | 2023-06-27 | 四川宏华电气有限责任公司 | Electrical control room of overhead horizontal air conditioner |
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Application publication date: 20180327 |