CN106900166A - A kind of liquid gas binary channels shares the cooling system and its control method of natural cooling source - Google Patents
A kind of liquid gas binary channels shares the cooling system and its control method of natural cooling source Download PDFInfo
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- CN106900166A CN106900166A CN201710185932.1A CN201710185932A CN106900166A CN 106900166 A CN106900166 A CN 106900166A CN 201710185932 A CN201710185932 A CN 201710185932A CN 106900166 A CN106900166 A CN 106900166A
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- cooling
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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
- H05K7/20718—Forced ventilation of a gaseous coolant
- H05K7/20745—Forced ventilation of a gaseous coolant within rooms for removing heat from cabinets, e.g. by air conditioning device
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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
- H05K7/20763—Liquid cooling without phase change
- H05K7/2079—Liquid cooling without phase change within rooms for removing heat from cabinets
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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
- H05K7/20836—Thermal management, e.g. server temperature control
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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)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses the cooling system that a kind of liquid gas binary channels shares natural cooling source, including endothermic system, first circulation pump and the Cooling System for passing sequentially through pipeline circulation connection；The endothermic system is included by pipeline liquid cooling apparatus and air cooling equipment in parallel；Filled with cooling medium in the pipeline.Present invention also offers the control method of above-mentioned cooling system.The heat of heat load is utilized respectively liquid cooling apparatus and air cooling equipment is collected in the present invention, then unified again to realize the complete natural cooling radiating of heat load using natural cooling source；In high temperature environments, the natural cooling pattern for being exchanged heat using twin-stage isolation cycle, twin-stage isolation no cross contamination, and efficiently；At low ambient temperatures, single-stage natural cooling pattern, the not only resistance to jelly of low-temperature resistance, and water and electric saving can be used；The present invention has widened cooling system applied environment temperature range simultaneously.
Description
Technical field
The present invention relates to data center server field of radiating, more particularly to a kind of warm area liquid gas binary channels wide shares nature
The cooling system and its control method of low-temperature receiver.
Background technology
At present, the newest cooling system that data center server is used, accounts for the CPU of server gross calorific power 70%~80%
Radiated using liquid cold passage natural cooling etc. high density thermal source, remaining 20%~30% server distributing heat then passes through wind
Cold passage is taken away.Wherein air-cooled passage still uses compressor cooling, therefore the energy consumption of compressor of air-cooled passage turns into newest radiating
The main energy consumption point of system.
The content of the invention
To overcome existing technological deficiency, the liquid gas binary channels the invention provides a kind of warm area wide shares natural cooling source
Cooling system, it is intended to realize data center heat dissipation system under the environment temperature of wider range, can completely utilize natural cooling source cold
But server, realizes data center's at utmost energy-conservation, reduces operation, maintenance cost.
In addition, present invention also offers the control method of above-mentioned cooling system.
To realize the purpose of the present invention, it is achieved using following technical scheme：
A kind of liquid gas binary channels share natural cooling source cooling system, including pass sequentially through pipeline circulation connection endothermic system,
First circulation pump and Cooling System；The endothermic system is included by pipeline liquid cooling apparatus and air cooling equipment in parallel；Institute
State in pipeline filled with cooling medium.
In the present invention, the cooling medium in pipeline flows through the liquid cooling apparatus of endothermic system in the presence of first circulation pump
And air cooling equipment, heat load centralization caloric value and distributing caloric value are absorbed respectively, then are converged by natural cooling radiating system
System realizes radiation processes.The centralized heat of heat load is utilized respectively liquid cooling apparatus with distributing heat and air cooling equipment is collected,
Then it is unified again to realize the complete natural cooling radiating of heat load using natural cooling source.
Further, the liquid cooling apparatus and air cooling equipment line entry position in parallel are provided with electric three-way valve.Can be right
The valve opening of electric three-way valve is adjusted, and realizes that cooling medium is closed in the flow of liquid cooling apparatus branch road and air cooling equipment branch road
Reason distribution.
Further, the Cooling System is included by pipeline twin-stage isolation cycle heat exchange natural cooling system in parallel
System and single-stage Cooling System.
Further, the twin-stage isolation cycle heat exchange Cooling System includes heat exchanger, second circulation pump and first
Natural heat dissipation device, the heat source side of the heat exchanger, first circulation pump and endothermic system are sequentially connected in series to form interior circulation, described to change
The low-temperature receiver wing passage of hot device, second circulation pump and the first natural heat dissipation device are sequentially connected in series to form outer circulation；The inner circulating tube
Road and external circulation line are filled with cooling medium.
Further, the single-stage Cooling System includes the second nature heat abstractor.
Further, the first natural heat dissipation device includes the first natural cooling equipment and the first blower fan；Described second
Natural heat dissipation device includes the second nature cooling device and the second blower fan.This programme is furnished with blower fan in natural cooling equipment, can lead to
Blower fan is crossed using the temperature difference between the cooling medium and air in natural cooling equipment, quickly the heat transfer of cooling medium is given
Air, realizes natural cooling.
Further, the pipeline of the twin-stage isolation cycle heat exchange Cooling System is provided with the first motor-driven valve, described
First motor-driven valve is located at the heat source side of the heat exchanger；The pipeline of the single-stage Cooling System is provided with the second motor-driven valve.
The present invention can be controlled according to the different keyings to the first motor-driven valve and the second motor-driven valve of the type of cooling：In hot environment
Under, the natural cooling pattern exchanged heat using twin-stage isolation cycle, twin-stage isolation no cross contamination, and can realize that efficient natural dissipates
Heat；At low ambient temperatures, single-stage natural cooling pattern, the not only resistance to jelly of low-temperature resistance, and water and electric saving can be used；It is simultaneously of the invention
The cooling system applied environment temperature range that liquid gas binary channels shares natural cooling source is widened.
Further, the cooling system also includes controller and outdoor temperature harvester；The outdoor temperature collection
Device, the first blower fan, second circulation pump, the first motor-driven valve, the second motor-driven valve, the second blower fan and electric three-way valve respectively with institute
State controller connection.The controller safe and efficient stable operation of controllable cooling system.
A kind of above-mentioned liquid gas binary channels shares the control method of the cooling system of natural cooling source, comprises the following steps：
S1：The outdoor temperature data of outdoor temperature harvester is read by controller；
S2：After controller is by the way that the outdoor temperature data that step S1 is read is compared with preset temperature, judge, Ran Hougen
It is judged that the work of the blower fan of output control first, second circulation pump, the first motor-driven valve, the second motor-driven valve and the second blower fan.
The present invention reads the outdoor temperature data of outdoor temperature harvester by controller, after comparing with preset temperature,
By controlling the first blower fan, second circulation pump, the first motor-driven valve, the second motor-driven valve and the working condition of the second blower fan, with reality
Now to the Automated condtrol of cooling system.
Further, step S2 is specially：
a）When outdoor temperature is less than preset temperature, then controller control starts the second motor-driven valve and the second blower fan, closes first
Blower fan, second circulation pump and the first motor-driven valve, that is, enable single-stage Cooling System；
b）When outdoor temperature is higher than preset temperature, then the first blower fan of controller control startup, second circulation pump and first are electronic
Valve, closes the second motor-driven valve and the second blower fan, that is, enable twin-stage isolation cycle heat exchange Cooling System.
Wherein, the preset temperature can according to circumstances be manually entered setting.
At low ambient temperatures, cooling medium absorbs heat from heat load end, in the presence of first circulation pump, by second
Motor-driven valve, flows through the natural cooling equipment in the second nature heat abstractor, by blower fan, is situated between using being cooled down in natural cooling equipment
The temperature difference between matter and air, quickly by the heat transfer of cooling medium to air, realizes heat load natural cooling；In high temperature ring
Under border, cooling medium absorbs heat from heat load end, in the presence of first circulation pump, by the first motor-driven valve, by heat exchange
Device, transfers heat to the cooling medium in outer circulation wing passage, and the cooling medium in outer circulation wing passage is in second circulation pump
Under effect, heat is carried into the natural cooling equipment into the first natural heat dissipation device, by blower fan, using natural cooling equipment
The temperature difference between middle cooling medium and air, quickly by the heat transfer of cooling medium to air, realizes heat load natural cooling.
Further, the control method also includes：Controller by reading heat load data, and according to the heat for being read
Load data is controlled regulation to electric three-way valve.The reasonable distribution of cooling medium in liquid cooling apparatus and air cooling equipment is realized,
Ensureing the net quantity of heat of heat load can smoothly take away.
Compared with the prior art, the invention provides cooling system and its control that a kind of liquid gas binary channels shares natural cooling source
Method processed, the centralized heat of heat load is utilized respectively liquid cooling apparatus with distributing heat and air cooling equipment is collected in the present invention,
Then it is unified again to realize the complete natural cooling radiating of heat load using natural cooling source；In high temperature environments, followed using twin-stage isolation
The natural cooling pattern of ring heat exchange, twin-stage isolation no cross contamination, and can realize that efficient natural radiates；At low ambient temperatures, may be used
Using single-stage natural cooling pattern, the not only resistance to jelly of low-temperature resistance, and water and electric saving；The present invention has widened liquid gas binary channels and has been total to simultaneously
With the cooling system applied environment temperature range of natural cooling source.
Brief description of the drawings
Fig. 1 shares the structured flowchart of the cooling system of natural cooling source for the liquid gas binary channels for providing of the invention；
Fig. 2 shares the structural representation of the cooling system of natural cooling source for the liquid gas binary channels for providing of the invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the accompanying drawings to embodiment of the present invention
It is described in more detail.
Embodiment
The cooling system that a kind of liquid gas binary channels shares natural cooling source is present embodiments provided, as shown in figure 1, including successively
Endothermic system, first circulation pump 3 and the natural cooling cooling system being composed in series by pipeline；The endothermic system includes passing through
Pipeline liquid cooling apparatus 1 and air cooling equipment 2 in parallel；The natural cooling cooling system includes isolating by pipeline twin-stage in parallel
Cycle heat exchange Cooling System 4 and single-stage Cooling System 5；Filled with cooling medium in the pipeline.Cooling in pipeline
Medium flows through the liquid cooling apparatus and air cooling equipment of endothermic system in the presence of first circulation pump 3, heat load is absorbed respectively and is concentrated
Formula caloric value and distributing caloric value, then converge and realize radiation processes by natural cooling cooling system.
Specifically, as shown in Fig. 2 the liquid gas binary channels share natural cooling source cooling system in, the liquid cooling apparatus 1
Including heat pipe water-cooled module, heat pipe water-cooled module is close to the main pyrotoxin of heat load, and heat load is taken away rapidly in the cold form of liquid
Centralized caloric value, realize server set Chinese style caloric value natural cooling；The air cooling equipment 2 is fan wall, including wind
Machine and coil pipe, by blower fan, the distributing caloric value of heat load are quickly passed to the cooling medium in coil pipe in air cooling mode,
Realize the natural cooling of computer room air；The line entry position in parallel with air cooling equipment 2 of the liquid cooling apparatus 1, i.e. endothermic system
Cooling medium entry position, is provided with electric three-way valve 6, and electric three-way valve 6 carries out valve opening under the instruction of system controller
Regulation, realizes the cooling medium consumption reasonable distribution of the branch road of liquid cooling apparatus 1 and the branch road of air cooling equipment 2.
Further, twin-stage isolation cycle heat exchange Cooling System 4 includes heat exchanger 9, second circulation pump 11, the
One natural heat dissipation device 10, the low-temperature receiver wing passage of heat exchanger 9 is sequentially connected in series with the natural heat dissipation device 10 of second circulation pump 11 and first
Outer circulation wing passage is formed, the outside the circular channels can independent operating；The single-stage Cooling System 5 dissipates including the second nature
Thermal 12；The pipeline of the twin-stage isolation cycle heat exchange Cooling System 4 is provided with the first motor-driven valve 8, first electricity
Dynamic valve 8 is located at the heat source side of the heat exchanger 9；The pipeline of the single-stage Cooling System 5 is provided with the second motor-driven valve 7, can
Started or closed according to type of cooling difference；The outer circulation wing passage is warm for absorption heat-exchange device filled with cooling medium
The heat of source cooling medium；The first natural heat dissipation device 10 and the second nature heat abstractor 12 are provided with natural cooling and set
It is standby, such as open cooling tower, closed cooling tower, air cooler, and the natural cooling equipment is provided with blower fan.By blower fan, profit
With the temperature difference in natural cooling equipment between cooling medium and air, quickly by the heat transfer of cooling medium to air, realize
Natural cooling.
Further, the cooling system also includes controller and outdoor temperature harvester 13；The outdoor temperature is adopted
Acquisition means 13, the blower fan of the first natural heat dissipation device 10, second circulation pump 11, the first motor-driven valve 8, the second motor-driven valve 7, second are certainly
The blower fan and electric three-way valve 6 of right heat abstractor 12, are connected with the controller respectively.
A kind of above-mentioned liquid gas binary channels shares the cooling system control method of natural cooling source, comprises the following steps：
S1：The outdoor temperature data of outdoor temperature harvester 13 is read by controller；
S2：After controller is by the way that the outdoor temperature data that step S1 is read is compared with preset temperature, judge, Ran Hougen
It is judged that the work of the blower fan of output control first, second circulation pump 11, the first motor-driven valve 8, the second motor-driven valve 7 and the second blower fan
Make.
Further, step S2 is specially：
a）When outdoor temperature is less than preset temperature, then controller control starts the second motor-driven valve 7 and the second blower fan, closes first
Blower fan, the motor-driven valve 8 of second circulation pump 11 and first, that is, enable single-stage Cooling System；
b）When outdoor temperature is higher than preset temperature, then controller control starts the first blower fan, the electricity of second circulation pump 11 and first
Dynamic valve 8, closes the second motor-driven valve 7 and the second blower fan, that is, enable twin-stage isolation cycle heat exchange Cooling System.
Wherein, the preset temperature can according to circumstances be manually entered setting.
Further, above-mentioned control method also includes：Controller by reading heat load data, and according to the heat for being read
Load data is controlled regulation to electric three-way valve.Liquid cooling apparatus 1 and air-cooled dress can be realized by adjusting electric three-way valve
Put the reasonable distribution of cooling medium in 2, it is ensured that heat load net quantity of heat can smoothly be taken away.
Wherein, the heat load data can carry out being manually entered setting according to loading condition.
The present embodiment provides the cooling system that a kind of warm area liquid gas binary channels wide shares natural cooling source, the cooling system master
To include heat recipient passage, first circulation pump and natural cooling heat dissipation channel；The heat recipient passage includes liquid cold charge parallel with one another
Put and air cooling equipment；The natural cooling heat dissipation channel include twin-stage isolation cycle heat exchange Cooling System parallel with one another and
Single-stage Cooling System.The present invention also provides the controlling party that a kind of warm area liquid gas binary channels wide shares natural cooling source cooling system
Method.By the present invention, centralized heat and the distributing heat of heat load are received first with liquid cooling apparatus and air cooling equipment respectively
Collection, then unification realizes the complete natural cooling radiating of heat load using natural cooling source；Twin-stage isolation cycle is used in high temperature environments
The natural cooling pattern of heat exchange, twin-stage isolation no cross contamination, and efficient natural radiate；At low ambient temperatures can be using single-stage certainly
Right refrigerating mode, the not only resistance to jelly of low-temperature resistance, and water and electric saving；The present invention has widened liquid gas binary channels and has shared natural cooling source simultaneously
Cooling system applied environment temperature range.
Claims (10)
1. a kind of liquid gas binary channels shares the cooling system of natural cooling source, it is characterised in that connect including passing sequentially through pipeline circulation
Endothermic system, first circulation pump and the Cooling System for connecing；The endothermic system is included by pipeline liquid cooling apparatus in parallel
And air cooling equipment；Filled with cooling medium in the pipeline.
2. liquid gas binary channels according to claim 1 shares the cooling system of natural cooling source, it is characterised in that the liquid is cold
Device and air cooling equipment line entry position in parallel are provided with electric three-way valve.
3. liquid gas binary channels according to claim 1 and 2 shares the cooling system of natural cooling source, it is characterised in that described
Cooling System is included by pipeline twin-stage isolation cycle heat exchange Cooling System and single-stage Cooling System in parallel.
4. liquid gas binary channels according to claim 3 shares the cooling system of natural cooling source, it is characterised in that the twin-stage
Isolation cycle heat exchange Cooling System includes heat exchanger, second circulation pump and the first natural heat dissipation device, the heat exchanger
Heat source side, first circulation pump and endothermic system are sequentially connected in series to form interior circulation, the low-temperature receiver wing passage of the heat exchanger, second circulation
Pump and the first natural heat dissipation device are sequentially connected in series to form outer circulation；The inner loop pipeline and external circulation line are situated between filled with cooling
Matter；The single-stage Cooling System includes the second nature heat abstractor.
5. liquid gas binary channels according to claim 4 shares the cooling system of natural cooling source, it is characterised in that described first
Natural heat dissipation device includes the first natural cooling equipment and the first blower fan；It is cold that the second nature heat abstractor is provided with the second nature
But equipment and the second blower fan.
6. liquid gas binary channels according to claim 4 or 5 shares the cooling system of natural cooling source, it is characterised in that described
The pipeline of twin-stage isolation cycle heat exchange Cooling System is provided with the first motor-driven valve, and first motor-driven valve is located at the heat exchange
The heat source side of device；The pipeline of the single-stage Cooling System is provided with the second motor-driven valve.
7. liquid gas binary channels according to claim 6 shares the cooling system of natural cooling source, it is characterised in that also including control
Device processed and outdoor temperature harvester；The outdoor temperature harvester, the first blower fan, second circulation pump, the first motor-driven valve,
Two motor-driven valves, the second blower fan and electric three-way valve are connected with the controller respectively.
8. a kind of liquid gas binary channels shares the control method of the cooling system of natural cooling source, it is characterised in that comprise the following steps：
S1：The outdoor temperature data of outdoor temperature harvester is read by controller；
S2：After controller is by the way that the outdoor temperature data that step S1 is read is compared with preset temperature, judge, Ran Hougen
It is judged that blower fan, second circulation pump, the first motor-driven valve, second motor-driven valve and second of output control the first natural heat dissipation device
The work of the blower fan of natural heat dissipation device.
9. liquid gas binary channels according to claim 8 shares the control method of the cooling system of natural cooling source, and its feature exists
In step S2 is specially：
When outdoor temperature is less than preset temperature, then controller control starts the second motor-driven valve and the second blower fan, closes the first wind
Machine, second circulation pump and the first motor-driven valve, that is, enable single-stage Cooling System；
When outdoor temperature is higher than preset temperature, then controller control starts the first blower fan, second circulation pump and the first motor-driven valve,
The second motor-driven valve and the second blower fan are closed, that is, enables twin-stage isolation cycle heat exchange Cooling System.
10. liquid gas binary channels according to claim 8 or claim 9 shares the control method of the cooling system of natural cooling source, and it is special
Levy and be, also include：Controller is entered according to the heat load data for being read by reading heat load data to electric three-way valve
Row is controlled to adjust；The heat load data are manually entered setting according to loading condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710185932.1A CN106900166B (en) | 2017-03-24 | 2017-03-24 | Heat dissipation system with liquid-gas double channels sharing natural cold source and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710185932.1A CN106900166B (en) | 2017-03-24 | 2017-03-24 | Heat dissipation system with liquid-gas double channels sharing natural cold source and control method thereof |
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| CN106900166A true CN106900166A (en) | 2017-06-27 |
| CN106900166B CN106900166B (en) | 2023-07-14 |
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Cited By (4)
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| WO2019037309A1 (en) * | 2017-08-21 | 2019-02-28 | 广东合一新材料研究院有限公司 | Cooling device and liquid-cooled heat dissipation system |
| CN114225461A (en) * | 2021-12-28 | 2022-03-25 | 苏州兆和环能科技有限公司 | Gas condensation control method and system, and gas recovery module and system using system |
| CN115175514A (en) * | 2021-04-07 | 2022-10-11 | 维谛技术有限公司 | Cooling system and control method of cooling system |
| CN117135879A (en) * | 2023-07-20 | 2023-11-28 | 中国科学院广州能源研究所 | Gas-liquid integrated heat dissipation system of edge data center and operation control method thereof |
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Inventor after: Lin Yongshuang Inventor after: Zhang Xuewei Inventor after: Chen Qian Inventor after: Gu Jianbin Inventor after: Chen Hua Inventor after: Xie Chunhui Inventor after: Ye Xiangyang Inventor after: Liang Jieping Inventor before: Lin Yongshuang Inventor before: Zhang Xuewei Inventor before: Chen Qian Inventor before: Gu Jianbin Inventor before: Chen Hua Inventor before: Xie Chunhui Inventor before: Ye Xiangyang Inventor before: Liang Jieping |
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