CN114867301A - Cooling system for data center and control method thereof - Google Patents
Cooling system for data center and control method thereof Download PDFInfo
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- CN114867301A CN114867301A CN202210469944.8A CN202210469944A CN114867301A CN 114867301 A CN114867301 A CN 114867301A CN 202210469944 A CN202210469944 A CN 202210469944A CN 114867301 A CN114867301 A CN 114867301A
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- 238000001816 cooling Methods 0.000 title claims abstract description 221
- 238000000034 method Methods 0.000 title claims abstract description 16
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 126
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 126
- 239000011737 fluorine Substances 0.000 claims abstract description 126
- 239000007788 liquid Substances 0.000 claims abstract description 71
- 238000005057 refrigeration Methods 0.000 claims abstract description 61
- 238000012544 monitoring process Methods 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 80
- 238000005507 spraying Methods 0.000 claims description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 239000007921 spray Substances 0.000 claims description 16
- 239000000110 cooling liquid Substances 0.000 claims description 15
- 239000000945 filler Substances 0.000 claims description 8
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 2
- 238000010977 unit operation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010622 cold drawing Methods 0.000 abstract 1
- 239000003507 refrigerant Substances 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000005192 partition Methods 0.000 description 5
- 230000002745 absorbent Effects 0.000 description 4
- 239000002250 absorbent Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 239000012809 cooling fluid Substances 0.000 description 3
- 238000009834 vaporization Methods 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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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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- 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
-
- 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
- H05K7/20818—Liquid cooling with phase change within cabinets for removing heat from server blades
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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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
The invention discloses a cooling system for a data center and a use method thereof, wherein the data center comprises a liquid-cooled cabinet and a cold plate server arranged in the liquid-cooled cabinet; the system comprises: the system comprises a fluorine cooling back plate arranged on the side wall of the liquid cooling cabinet, a first cold source module and a second cold source module, wherein the first cold source module and the second cold source module are connected with a cold plate of a cold plate server to refrigerate the cold plate; the second cold source module comprises a fluorine cold unit communicated with the fluorine cold back plate for fluorine-passing refrigeration of the fluorine cold back plate, a first refrigeration unit for cooling the fluorine cold unit and a second refrigeration unit communicated with the first cold source module for refrigerating the cold plate when the first cold source module fails; when monitoring first cold source module trouble adopts the second refrigeration unit that communicates with first cold source module to replace first cold source module to cold drawing refrigeration to whether start the refrigeration effect of first refrigeration unit enhancement fluorine cold cell according to the outdoor wet bulb temperature of real-time supervision, dispel the heat to data center according to actual need, avoid extravagant when satisfying the radiating effect.
Description
Technical Field
The invention relates to the field of data centers, in particular to a cooling system for a data center and a control method thereof.
Background
A data center is a complex suite of facilities. It includes not only computer systems and other associated equipment (e.g., communications and storage systems), but also redundant data communications connections, environmental control equipment, monitoring equipment, and various security devices. The container data center is used as a standard module constructed by the data center, IT facilities such as calculation, storage, network resources and the like are designed into a container, and the application is more and more extensive.
At present, with the rapid development of mobile data, cloud computing and big data services, the construction scale of a data center is larger and larger, the heat productivity of a server equipment chip is also increased continuously, and the energy-saving requirement of the data center is higher and higher. Especially, in the early deployed container data center, due to the fact that business upgrading is involved, the density of a single cabinet is higher and higher, and the traditional air cooling mode is not only large in power consumption, but also gradually cannot meet the heat dissipation requirement of IT equipment in the data center. Therefore, it is necessary to design an efficient integrated liquid cooling data center, which is suitable for upgrading and transforming the traditional services and realizes high efficiency and energy saving.
Disclosure of Invention
The invention aims to: provided are a cooling system for a data center and a control method thereof, which can improve heat dissipation efficiency and save energy.
The technical scheme of the invention is as follows: in a first aspect, the present invention provides a cooling system for a data center, the data center including a liquid-cooled cabinet and a cold plate server disposed in the liquid-cooled cabinet; the cooling system includes: the fluorine cooling back plate is arranged on the side wall of the liquid cooling cabinet, and the first cold source module and the second cold source module are connected with the cold plate of the cold plate server to refrigerate the cold plate; the second cold source module comprises a fluorine cooling unit communicated with the fluorine cooling back plate to perform fluorine-passing refrigeration on the fluorine cooling back plate, a first refrigeration unit for cooling the fluorine cooling unit, and a second refrigeration unit communicated with the first cold source module to perform cold plate refrigeration when the first cold source module fails.
In a preferred embodiment, the cooling system further includes a dispenser and a liquid collector, the dispenser and the liquid collector are respectively mounted on two sides of each liquid-cooling cabinet, and the cold plate server is respectively connected to the dispenser and the liquid collector through hoses.
In a preferred embodiment, a fan wall is further disposed on a side surface of the liquid cooling cabinet, one end of the fluorine cooling backboard is attached to the outer side surface of the liquid cooling cabinet, and the other end of the fluorine cooling backboard is attached to the fan wall.
In a preferred embodiment, the first cool source module includes: the air conditioner comprises a first cabinet body, a second cabinet body and a third cabinet body, wherein the top of the first cabinet body is provided with a first exhaust port, and the side surface of the first cabinet body is provided with a first air inlet close to the bottom;
a first exhaust fan is arranged between the water baffle and the first exhaust port;
the first spraying mechanism and the first exhaust fan are respectively arranged on two sides of the water baffle;
the filler is arranged on one side, far away from the water baffle, of the first spraying mechanism;
the first cooling coil is arranged on one side, far away from the first spraying mechanism, of the filler, and the first cooling coil is communicated with the cold plate through a power unit;
the first catch basin, first catch basin set up in the bottom of the first cabinet body.
In a preferred embodiment, the second cool source module includes: the second cabinet body and the third cabinet body are arranged in a side surface laminating mode and are communicated with each other; the fluorine cooling unit comprises a first fluorine cooling mechanism and a second fluorine cooling mechanism;
the first fluorine cooling mechanism, the first refrigerating unit and the second refrigerating unit are arranged in the second cabinet body, and the second fluorine cooling mechanism is arranged in the third cabinet body.
In a preferred embodiment, the first fluorine cooling mechanism comprises:
the system comprises a first condenser, a fluorine connecting pipe, a fluorine pump, a first electromagnetic valve and a second electromagnetic valve; one end of the fluorine connecting pipe is communicated with the first condenser and the fluorine cooling back plate, and the fluorine pump, the first electromagnetic valve and the second electromagnetic valve are respectively arranged on the fluorine connecting pipe;
the first refrigeration unit includes: the second exhaust fan is mounted at the top end of the inside of the second cabinet body;
the second sprays the mechanism, first condenser is located the second exhaust fan with the second sprays between the mechanism, the second sprays the mechanism towards first condenser sprays it.
In a preferred embodiment, the second refrigeration unit comprises:
the cooling pipe mechanism comprises a second cooling coil pipe and a cooling liquid connecting pipe, one end of the second cooling coil pipe is communicated with the cold plate through the cooling liquid connecting pipe, the other end of the second cooling coil pipe is communicated with the first cold source module through the cooling liquid connecting pipe, and the cooling pipe mechanism and the second exhaust fan are respectively arranged on two sides of the second spraying mechanism;
the fin plate is connected with the second cooling coil and circumferentially arranged along the second cooling coil;
the second water collecting tank is arranged at the bottom of the interior of the second cabinet body; a second air outlet is formed in the top of the second cabinet body, and a second air inlet is formed in the bottom of the side face of the second cabinet body;
the second refrigeration mechanism includes:
the third exhaust fan is arranged on the side face of the third cabinet body and is perpendicular to the second exhaust fan;
the second condenser is arranged at the top of the inside of the third cabinet body;
the compressor is arranged at the bottom of the third cabinet body, the second condenser, the fluorine-cooled back plate and the compressor are respectively connected through pipelines to form a closed loop, a third electromagnetic valve is arranged on the pipeline between the second condenser and the fluorine-cooled back plate, and a fourth electromagnetic valve is arranged on the pipeline between the compressor and the fluorine-cooled back plate;
a third spraying mechanism facing the second condenser to spray the same;
the third air inlet is formed in the side face of the third cabinet body, and the third spraying mechanism is located between the third air inlet and the condenser;
and the third water collecting tank is arranged at the bottom of the inside of the third cabinet body.
In a preferred embodiment, the system further includes a container, the data center, the first cold source module and the second cold source module are all disposed in the container, and a gap is disposed between the data center and an inner wall of the container.
In a second aspect, the present invention also provides a cooling system control method for a data center, using the cooling system for a data center according to any one of the first aspect, the method including:
starting the first cold source module to refrigerate for a cold plate of the liquid cooling server according to a preset operation rule, and starting the fluorine cooling unit to refrigerate for fluorine through a fluorine cooling backboard on the side surface of the liquid cooling cabinet;
monitoring the real-time outdoor wet bulb temperature and the real-time running condition of the first cold source module;
and determining whether a second refrigeration unit needs to be started to replace the first cold source module for refrigeration of the cold plate based on the operating condition of the first cold source module, and determining whether the operating mode of the fluorine refrigeration unit needs to be switched based on the real-time outdoor wet bulb temperature.
11. In a preferred embodiment, the determining whether a second refrigeration unit needs to be activated to replace the first cold source module to refrigerate the cold plate based on the operating condition of the first cold source module includes:
judging whether the running state of the first cold source module is abnormal or not;
if so, starting a second refrigeration unit to replace the first cold source module to refrigerate the cold plate;
if not, the first cold source module is maintained to operate as the cold plate for refrigeration;
the determining whether switching of the fluorine cooling unit operation mode is required based on the real-time outdoor wet bulb temperature comprises:
judging whether a preset threshold value is in a numerical value interval formed by the initial outdoor wet bulb temperature and the real-time outdoor wet bulb temperature;
if so, switching the running mode of the fluorine cooling unit;
if not, maintaining the current operation mode of the fluorine cooling unit.
The invention has the advantages that: the data center comprises a liquid-cooled cabinet and a cold plate server arranged in the liquid-cooled cabinet; the cooling system includes: the system comprises a fluorine cooling back plate arranged on the side wall of the liquid cooling cabinet, a first cold source module and a second cold source module, wherein the first cold source module and the second cold source module are connected with a cold plate of a cold plate server to refrigerate the cold plate; the second cold source module comprises a fluorine cold unit communicated with the fluorine cold back plate for fluorine-passing refrigeration of the fluorine cold back plate, a first refrigeration unit for cooling the fluorine cold unit and a second refrigeration unit communicated with the first cold source module for refrigerating the cold plate when the first cold source module fails; when the cold plate server cold plate refrigeration system is used, firstly, the first cold source module is adopted to refrigerate the cold plate of the cold plate server, and the fluorine cooling unit is adopted to refrigerate the fluorine cooling backboard on the side surface of the liquid cooling cabinet for fluorine ventilation, when the fault of the first cold source module is monitored in real time, the second refrigeration unit communicated with the first cold source module is adopted to replace the first cold source module to refrigerate the cold plate, whether the refrigeration effect of the first refrigeration unit is enhanced or not is judged according to the outdoor wet bulb temperature monitored in real time, different units can be started according to actual needs to dissipate heat of a data center, energy is saved and waste is avoided when the heat dissipation effect is met.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a front view of a cooling system for a data center according to an embodiment of the present invention;
FIG. 2 is a top view of a cooling system for a data center according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a second heat sink module in a cooling system for a data center according to an embodiment of the present invention;
FIG. 4 is a flowchart of a cooling system control method for a data center according to a second embodiment of the present invention;
wherein: 110. a data center; 111. a liquid-cooled cabinet; 112. a cold plate server; 113. a first small bus; 114. a second small bus; 210. a fluorine-cooled back plate; 220. a first cold source module; 221. a first cabinet; 222. a first exhaust port; 223. a first air inlet; 224. a water baffle; 225. a first exhaust fan; 226. a first spraying mechanism; 227. a filler; 228. a first cooling coil; 229. a first water collection tank; 230. a second cold source module; 231. a fluorine cooling unit; 2311. a first fluorine cooling mechanism; 23111. a first condenser; 23112. fluorine is introduced for connecting the pipe; 23113. a fluorine pump; 23114. a first solenoid valve; 23115. a second solenoid valve; 2312. a second fluorine cooling mechanism; 23121. a third exhaust fan; 23122. a second condenser; 23123. a compressor; 23124. a third electromagnetic valve; 23125. a fourth solenoid valve; 23126. a third spraying mechanism; 23127. a third air inlet; 23128. a third water collecting tank; 232. a first refrigeration unit; 2321. a second exhaust fan; 2322. a second spraying mechanism; 233. a second refrigeration unit; 2331. a cooling tube mechanism; 23311. a second cooling coil; 23312. a coolant connection pipe; 2332. a fin plate; 2333. a second catch basin; 2334. a second air inlet; 2335. a horizontal spraying mechanism; 234. a second cabinet; 235. a third cabinet body; 240. a container; 241. a partition plate; 242. a ventilation net; 250. a liquid separator; 260. a liquid trap; 270. a fan wall.
Detailed Description
In order to make the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As described in the background art, the construction scale of the current data center is getting larger, the heat productivity of the server device chip is also increasing, and the demand for energy saving of the data center is getting higher. Especially, in the early deployed container data center, due to the fact that business upgrading is involved, the density of a single cabinet is higher and higher, and the traditional air cooling mode is not only large in power consumption, but also gradually cannot meet the heat dissipation requirement of IT equipment in the data center. Therefore, it is necessary to design an efficient integrated liquid cooling data center, which is suitable for upgrading and transforming the traditional services and realizes high efficiency and energy saving. In order to solve the problems, the invention creatively provides a cooling system for a data center and a control method thereof, when in use, the first cold source module or the second cold source module is judged and started according to the outdoor wet bulb temperature monitored in real time, two cold source modules are arranged, different cold source modules can be called according to actual needs to radiate the data center, the radiating effect is met, and energy is saved and waste is avoided. The cooling system for a data center and the control method thereof according to the present invention will be described in detail with reference to specific embodiments.
The first embodiment is as follows: in the embodiment, a cooling system for a data center is provided, and referring to fig. 1 and fig. 2, a data center 110 includes a liquid-cooled cabinet 111 and a cold plate server 112 disposed in the liquid-cooled cabinet; the cooling system includes: a fluorine cold back plate 210 installed on a side wall of the liquid cooling cabinet 111, a first cold source module 220 and a second cold source module 230 connected to the cold plate of the cold plate server 112 to refrigerate the cold plate; the second cold source module 230 includes a fluorine cooling unit 231 communicated with the fluorine cooling back plate 210 to perform fluorine-through cooling on the fluorine cooling back plate 210, a first cooling unit 232 for cooling the fluorine cooling unit 231, and a second cooling unit 233 communicated with the first cold source module 220 to cool the cold plates when the first cold source module 220 fails.
In one embodiment, the system further includes a container 240, and the data center 110, the first cold source module 220 and the second cold source module 230 are disposed in the container 240, and a gap is provided between the data center 110 and an inner wall of the container 240 to dissipate heat. Specifically, the first cold source module 220, the data center 110 and the second cold source module 230 are sequentially disposed in the container 240 along a horizontal direction, and the first cold source module 220, the data center 110 and the second cold source module 230 are spaced by the partition 241, the partition 241 is radially disposed along the container 240 and the edge of the partition coincides with the inner wall of the container 240, the first cold source module 220 and the second cold source module 230 are disposed at two ends of the inside of the container 240 respectively, and the end faces of the two ends of the container 240 are embedded with the ventilation net 242, so that the first and second cold source modules exchange heat with the outside. The data center 110 is disposed in the middle of the container 240, and the top of the container 240 is sealed, and in particular, the top of the container 240 between the partitions 241 is sealed.
In one embodiment, the data center 110 further includes a power supply unit disposed at the top of the liquid-cooled cabinet 111 for supplying power to the liquid-cooled cabinet 111. Specifically, the power supply unit includes a first mini bus 113 and a second mini bus 114 mounted on top of the liquid-cooled cabinet 111. Specifically, there are at least two liquid cooling cabinets 111, and the height and the depth of the liquid cooling cabinets 111 are all the same, and at least two cold plate servers 112 are arranged in each liquid cooling cabinet 111.
Preferably, the cooling system further includes a dispenser 250 and a liquid dispenser 260, the dispenser 250 and the liquid dispenser 260 are respectively installed on two sides of each liquid cooling cabinet 111, and the cold plate server 112 is respectively connected to the dispenser 250 and the liquid dispenser 260 through a hose. Specifically, a plurality of quick connectors are arranged on the side surfaces of the liquid distributor 250 and the liquid collector 260, and two ends of each cold plate server 112 are respectively connected with the quick connectors through hoses so that two ends of each cold plate server 112 are respectively connected with the liquid distributor 250 and the liquid collector 260. The liquid distributor 250 is communicated with a liquid outlet of the first cold source module 220, the liquid collector 260 is communicated with a liquid inlet of the first cold source module 220, the cooling liquid in the first cold source module 220 enters the liquid distributor 250 through a pipeline, each quick connector of the liquid distributor 250 enters the cold plate of each cold plate server 112 to absorb heat, the cooling liquid after absorbing heat is collected and enters the liquid collector 260, the cooling liquid flows into the first cold source module 220 from the liquid collector 260 to be cooled through heat exchange once more, and a circulating pump and an electric valve are installed on the pipeline to realize cooling liquid circulation.
Preferably, the side of the liquid cooling cabinet 111 is further provided with a fan wall 270, one end of the fluorine cooling back plate 210 is attached to the outer side of the liquid cooling cabinet 111, and the other end is attached to the fan wall 270. The front side of the liquid cooling cabinet 111 is provided with a fluorine cooling back plate 210 and a fan wall 270, the fluorine cooling back plate 210 is arranged between the liquid cooling cabinet 111 and the fan wall 270, one end of the fluorine cooling back plate 210 is attached to the side wall of the liquid cooling cabinet 111, and the other side of the fluorine cooling back plate is attached to the fan wall 270, so that heat transfer can be rapidly and efficiently carried out, and the temperature of the cold plate server 112 in the liquid cooling cabinet can be reduced. About 80% of the heat generated from the data center 110 is taken away by the first heat sink module 220 or the second heat sink module 230, and the remaining heat is cooled by the fluorine-cooled back panel 210 and the wind-machine wall 270.
Preferably, the first cool source module 220 includes: the air conditioner comprises a first cabinet body 221, wherein a first exhaust port 222 is formed in the top of the first cabinet body 221, and a first air inlet 223 close to the bottom is formed in the side face of the first cabinet body 221;
a first exhaust fan 225 is arranged between the water baffle 224 and the first exhaust port 222;
the first spraying mechanism 226, the first spraying mechanism 226 and the first exhaust fan 225 are respectively arranged at two sides of the water baffle 224; the first spraying mechanism 226 includes at least two nozzles, and more specifically, the water guard 224 is horizontally disposed, the first exhaust fan 225 is located above the water guard 224, and the at least two nozzles are horizontally arranged and located below the water guard 224.
The filler 227 is arranged on one side of the first spraying mechanism 226 far away from the water baffle 224, specifically, the filler 227 is arranged below the nozzles, and the nozzles spray water towards the filler;
the first cooling coil 228 is disposed on a side of the packing 227 away from the first spraying mechanism 226, that is, the first cooling coil 228 is disposed below the packing 227, and the first cooling coil 228 is communicated with the data center 110 through a power unit; specifically, the inlet of the first cooling coil 228 is connected to the liquid collector 260 through a pipeline, the outlet of the first cooling coil is connected to the liquid distributor 150 through a pipeline, and the power unit includes a circulating pump, an electric valve, an electric adjusting balance valve and a manual water return ball valve (not shown) installed on the pipeline.
A first sump 229, the first sump 229 being disposed at the bottom of the first cabinet 221.
The first cooling coil 228, the circulating pump, the electric valve, the electric adjusting balance valve, the manual water return ball valve, the liquid distributor 250, the liquid collector 260 and the cold plate server 112 form a closed system; in the cooling liquid prepared by the first cold source module 220, the first cooling coil 228 is connected with the liquid distributor 250 and the liquid collector 260 in the liquid cooling cabinet 111 in the data center 110 through a pipeline, the cold plate server 112 connects the liquid outlet of the first cooling coil 228 with the liquid distributor 250 in the liquid cooling cabinet 111 through a pipeline, and connects the liquid inlet of the first cooling coil 228 with the liquid collector 260 in the liquid cooling cabinet 111 through a pipeline; the cooling liquid enters the cold plate server 112 through the quick connector of the dispenser 250 and the hose to absorb heat generated by the cold plate server 112, the cooling liquid after absorbing heat and raising the temperature flows out from the water outlet of the cold plate server 112, enters the liquid collector 260 through the hose and the quick connector, then enters the return water manifold through the return water ball valve, and then enters the first cooling coil 228 in the first cold source module 220 to exchange heat and cool under the action of the circulating pump. In particular, to ensure the uniformity of the coolant entering each of the dispensers 250 of the liquid-cooled cabinet 111, an electrically-controlled balancing valve is provided in the inlet line (the portion of the line prior to the coolant flowing into the dispenser 250) to regulate the hydraulic balance, flow rate, and pressure. The first cabinet 221 is used for discharging air from the top and supplying air from the bottom, and the outdoor air exchanges heat with the first cooling coil 228 and the heat exchange core under the spraying cooling effect.
Preferably, referring to fig. 2 and 3: the second cool source module 230 includes: the second cabinet body 234 and the third cabinet body 235 are arranged in a side-attaching mode and are communicated with each other; the fluorine cooling unit 231 includes a first fluorine cooling mechanism 2311 and a second fluorine cooling mechanism 2312; the first fluorine cooling mechanism 2312, the first refrigeration unit 232 and the second refrigeration unit 233 are arranged in the second cabinet 234, and the second fluorine cooling mechanism 2312 is arranged in the third cabinet 235.
Preferably, the first fluorine cooling mechanism 2311 includes:
a first condenser 23111, a fluorine connection pipe 23112, a fluorine pump 23113, a first solenoid valve 23114 and a second solenoid valve 23115; one end of the fluorine-passing connecting pipe 23112 is communicated with the first condenser 23111 and the fluorine-cooling back plate 210, and the fluorine pump 23113, the first electromagnetic valve 23114 and the second electromagnetic valve 23115 are respectively arranged on the fluorine-passing connecting pipe 23112;
the first refrigeration unit 232 includes: the second exhaust fan 2321, the second exhaust fan 2321 is installed at the top end inside the second cabinet 234;
and a second spraying mechanism 2322, wherein the first condenser 23111 is positioned between the second exhaust fan 2321 and the second spraying mechanism 2322, and the second spraying mechanism 2322 sprays the first condenser 23111 facing the same. Specifically, the second spraying mechanism 2322 comprises two rows of nozzles arranged in a V-shape, a V-shaped opening formed by the nozzles is arranged upwards, the nozzles are arranged in a V-shaped included angle, the second spraying mechanism 2322 is communicated with the spraying pump, and the spraying pump is controlled to be switched on and switched off by controlling the switch of the spraying pump. The two first condensers 23111 are arranged in a V shape, and the two first condensers 23111 are positioned in a V-shaped included angle formed by the second spraying mechanism 2322 and are parallel to the second spraying mechanism 2322, so that the second spraying mechanism 2322 can cover and spray the first condensers 23111 conveniently.
Preferably, the second refrigerating unit 233 includes:
the cooling pipe mechanism 2331, the cooling pipe mechanism 2331 includes a second cooling coil 23311 and a cooling fluid connector 23312, the second cooling coil 23311 is in communication with the data center 110 at one end through a cooling fluid connector 23312 and in communication with the first cold sink module 220 at the other end through a cooling fluid connector 23312. Specifically, the top port (the port near the second exhaust fan) of the second cooling coil 23311 is connected to the liquid distributor 250 of the data center 110 through the cooling liquid connection pipe 23312, and the bottom port is connected to the hose of the first cool source module 220 connected to the liquid collector 260 through the cooling liquid connection pipe 23312. The cooling pipe mechanism 2331 and the second exhaust fan 2321 are respectively arranged at two sides of the second spraying mechanism 2322;
a fin plate 2332, the fin plate 2332 connected to the second cooling coil 23311 and disposed circumferentially around the second cooling coil 23311;
a second catch basin 2333, the second catch basin 2333 being disposed at the inner bottom of the second cabinet 234; a second air outlet (not shown) is formed at the top of the second cabinet 234, and a second air inlet 2334 is formed at the bottom of the side surface of the second cabinet 234.
The second fluorine cooling mechanism 2312 includes:
a third exhaust fan 23121, the third exhaust fan 23121 is disposed at a side of the third cabinet 235 and is perpendicular to the second exhaust fan 2321;
a second condenser 23122, the second condenser 23122 being disposed at the top of the interior of the third cabinet 235; more preferably, the second condenser 23122 is disposed obliquely with respect to the central axis of the third cabinet 235;
the compressor 23123 is installed at the bottom inside the third cabinet body 235, the second condenser 23122, the fluorine-cooled back plate 210 and the compressor 23123 are respectively connected through a pipeline to form a closed loop, a third electromagnetic valve 23124 is installed on the pipeline between the second condenser 23122 and the fluorine-cooled back plate 210, and a fourth electromagnetic valve 23125 is installed on the pipeline between the compressor and the fluorine-cooled back plate;
a third spray mechanism 23126; specifically, the third spraying mechanism 23126 comprises at least two nozzles arranged horizontally, and the third spraying mechanism 23126 sprays towards the second condenser 23122;
a third air inlet 23127, wherein the third air inlet 23127 is formed in the side surface of the third cabinet body 235, and the third spraying mechanism 23126 is positioned between the third air inlet 23127 and the second condenser 23122, namely the height of the third spraying mechanism 23126 is higher than the height of the top edge of the third air inlet 23127 and lower than the height of the bottom surface of the second condenser 23122;
a third collecting tank 23128 and a third collecting tank 1345 are arranged at the bottom inside the third cabinet 132.
The second cool source module 230 is provided with a second exhaust fan 2321 at the top, a first condenser 23111 and a second spraying mechanism 2322 for spraying the first condenser 23111 at the lower part, a horizontal spraying mechanism 2335 is arranged below the first condenser 23111, mainly a lower fin plate 2332 and a second cooling coil 23311 for spraying cooling, and a second air inlet 2334 is arranged at the left side below the second cooling coil 23311, and is provided with a second water collecting tank 2333 and a spraying pump.
The second cold source module 230 mainly provides a cold source for the fluorine-cooled backplane 210 on the side of the liquid-cooled cabinet 111, dissipates heat of waste heat in the data center 110 except for heat dissipation of the cold plate, sucks hot air heated by the cold plate server 112 into the fluorine-cooled backplane 210 through the action of a fan to cool, and re-enters the liquid-cooled cabinet 111 through the rear side (the side opposite to the attaching surface of the fluorine-cooled backplane) of the liquid-cooled cabinet 111 and then re-enters the cold plate server 112 after the air cooled enters the environment; meanwhile, since the pipeline of the second cold source module 230 communicated with the data center 110 is communicated with the pipeline of the data center 110 communicated with the first cold source module 220, the second cold source module 230 provides a standby cold source for the cold plate of the cold plate server 112 through the second cooling coil 23311 in the second cold source module 230 when the first cold source module 220 fails. The second cooling coil 23311 is connected to a fin plate 2332, the fin plate 2332 increases the overall heat exchange area, which can be enhanced by spray cooling.
The first condenser 23111, the fluorine pump 23113, the first electromagnetic valve 23114 and the second electromagnetic valve 23115 on the external pipeline, and the electronic expansion valve which is arranged on the pipeline connected between the first condenser 23111 and the fluorine-cooled back plate 210 and is close to the fluorine-cooled back plate 210, the fluorine-cooled back plate 210 and the pipeline form a natural cold source fluorine-cooled loop, a freon refrigerant is arranged in the loop, the refrigerant which absorbs heat from the fluorine-cooled back plate 210 and is gasified enters the first condenser 23111 through the second electromagnetic valve 23115, outdoor air is sprayed and cooled to the temperature of a wet bulb through the second spraying mechanism 2322 from the second air inlet 2334 and then efficiently exchanges heat with the first condenser 23111, and the condensed refrigerant enters the fluorine-cooled back plates 210 of the liquid-cooled cabinets 111 through the electronic expansion valve after passing through the fluorine pump 23113 and the first electromagnetic valve 23114 (the first electromagnetic valve 23114 is opened, the second electromagnetic valve 23115 is opened, the third electromagnetic valve 23124 is closed, and the fourth electromagnetic valve 23125 is closed).
The second condenser 23122, the compressor 23123, the third electromagnetic valve 23124, the fourth electromagnetic valve 23125, the electronic expansion valve and the fluorine cooling back plate 210 on the external pipeline form a mechanical refrigeration fluorine cooling loop, a Freon refrigerant is in the loop, the refrigerant which absorbs heat and is gasified from the fluorine cooling back plate 210 enters the compressor 23123 through the third electromagnetic valve 23124, the refrigerant enters the second condenser 23122 after being compressed by the compressor 23123, the second condenser 23122 is a flat-plate type condenser, outdoor air is sprayed and cooled to the wet-bulb temperature through the horizontal spraying mechanism 23126 through the third air inlet 23127, then the outdoor air and the second condenser 23122 exchange heat efficiently, and the condensed refrigerant enters the fluorine cooling back plate 210 of each liquid cooling cabinet 111 through the electronic expansion valve after passing through the fourth electromagnetic valve 23125 (the third electromagnetic valve 23124 is opened, the fourth electromagnetic valve 23125 is opened, the first electromagnetic valve 23114 is closed, and the second electromagnetic valve 23115 is closed).
In the cooling system for the data center provided by the embodiment, the data center comprises a liquid cooling cabinet and a cold plate server arranged in the liquid cooling cabinet; the cooling system includes: the system comprises a fluorine cooling back plate arranged on the side wall of the liquid cooling cabinet, a first cold source module and a second cold source module, wherein the first cold source module and the second cold source module are connected with a cold plate of a cold plate server to refrigerate the cold plate; the second cold source module comprises a fluorine cold unit communicated with the fluorine cold back plate for fluorine-passing refrigeration of the fluorine cold back plate, a first refrigeration unit for cooling the fluorine cold unit and a second refrigeration unit communicated with the first cold source module for refrigerating the cold plate when the first cold source module fails; when the cold plate server cold plate refrigeration system is used, firstly, the first cold source module is adopted to refrigerate the cold plate of the cold plate server, and the fluorine cooling unit is adopted to refrigerate the fluorine cooling backboard on the side surface of the liquid cooling cabinet for fluorine ventilation, when the fault of the first cold source module is monitored in real time, the second refrigeration unit communicated with the first cold source module is adopted to replace the first cold source module to refrigerate the cold plate, whether the refrigeration effect of the first refrigeration unit is enhanced or not is judged according to the outdoor wet bulb temperature monitored in real time, different units can be started according to actual needs to dissipate heat of a data center, energy is saved and waste is avoided when the heat dissipation effect is met.
Example two: in correspondence with the first embodiment, the present embodiment provides a cooling system control method for a data center, using the cooling system for a data center provided in the first embodiment, and referring to fig. 4, the method includes:
s410, starting the first cold source module to refrigerate for the cold plate of the liquid cooling server according to a preset operation rule, and starting the fluorine cooling unit to refrigerate for the fluorine cooling backboard on the side face of the liquid cooling cabinet by fluorine.
Specifically, the water supply temperature of a liquid cooling cold plate of the cold plate server is set to be 40 ℃, the water return temperature is set to be 50 ℃, a first cooling coil pipe in a first cold source module is adopted to cool the water return when the first cold source module operates normally, and the temperature target is maintained through the spraying cooling of a first spraying mechanism and the frequency conversion adjustment of a first fan in the first cold source module.
Starting mechanical refrigeration fluorine cooling or natural cold source fluorine cooling according to the current outdoor wet bulb temperature, and specifically comprises the following steps:
when the outdoor current wet bulb temperature is more than or equal to 20 ℃, starting mechanical refrigeration fluorine cooling, namely starting a second fluorine cooling mechanism to refrigerate a fluorine cooling back plate, carrying out variable-frequency operation on a third exhaust fan, and closing a first fluorine cooling mechanism;
when the outdoor current wet bulb temperature is less than 20 ℃, a natural cold source fluorine cooling is started, namely, a first fluorine cooling mechanism and a first refrigerating unit are started to refrigerate a fluorine cooling back plate, a fluorine pump and spraying mode is adopted to carry out cooling refrigeration, and a second exhaust fan is operated in a frequency conversion mode.
And S420, monitoring the real-time outdoor wet bulb temperature and the real-time running condition of the first cold source module.
Specifically, the wet bulb temperature is the lowest temperature that can be reached only by evaporating moisture in the current environment, and in this embodiment, the existing measurement method is adopted for the outdoor wet bulb temperature, and the specific measurement method is not limited in this embodiment. Illustratively, a wet bulb thermometer is manufactured by wrapping absorbent gauze on a mercury bulb of a mercury thermometer, and immersing the lower end of the absorbent gauze in a container containing water, the absorbent gauze being constantly in a wet state by capillary action. The wet bulb thermometer is placed in the flowing unsaturated air with outdoor temperature and humidity, and the temperature of the moisture (hereinafter referred to as moisture) in the absorbent gauze is assumed to be the same as the temperature of the air at the beginning, but the moisture is inevitably gasified due to the humidity difference between the unsaturated air and the moisture, the moisture is diffused into the main air flow, and the heat of vaporization required by gasification can be supplied only by releasing sensible heat due to the temperature reduction of the moisture per se. After the water temperature is reduced, the temperature difference is generated between the air and the water, sensible heat generated by the air due to the temperature difference is transferred to the moisture, but the moisture temperature is still continuously reduced to release the sensible heat so as to make up for the insufficient heat of vaporized moisture, and the temperature on the wet bulb thermometer is kept stable until the sensible heat transferred to the moisture by the air is equal to the vaporization heat required by the vaporization of the moisture, and the stable temperature is the outdoor wet bulb temperature.
The running state of the first cold source module is determined by monitoring the temperature difference of an inlet and an outlet of the first cooling coil pipe, when the temperature difference of the inlet and the outlet is smaller than a preset threshold value, the refrigeration abnormality of the first cold source module is proved, the running state of the first cold source module is abnormal, and when the temperature difference of the inlet and the outlet is larger than or equal to the preset threshold value, the running state of the first cold source module is normal.
And S430, determining whether the second refrigeration unit needs to be started to replace the first cold source module for refrigeration by the cold plate based on the operation condition of the first cold source module, and determining whether the operation mode of the fluorine refrigeration unit needs to be switched based on the real-time outdoor wet bulb temperature.
Specifically, when the running state of the first cold source module is abnormal, it is determined that a second refrigeration unit in the second cold source module needs to be started;
when the outdoor current wet bulb temperature is more than or equal to 20 ℃, starting mechanical refrigeration fluorine cooling, namely starting a second fluorine cooling mechanism to refrigerate a fluorine cooling back plate, carrying out variable-frequency operation on a third exhaust fan, and closing a first fluorine cooling mechanism;
when the outdoor current wet bulb temperature is less than 20 ℃, a natural cold source fluorine cooling is started, namely a first fluorine cooling mechanism and a first refrigerating unit are started to refrigerate the fluorine cooling back plate, a fluorine pump and spraying mode is adopted to carry out cooling refrigeration, and a second exhaust fan runs in a frequency conversion mode.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, as for the method embodiment, since it is based on the system embodiment, the description is simple, and the relevant points can be referred to the partial description of the system embodiment. The above-described system embodiments are merely illustrative, and some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
In addition, it should be noted that: the terms "first", "second", "third" and "fourth" in this application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth" may explicitly or implicitly include one or more of the features.
It should be understood that the above-mentioned embodiments are only illustrative of the technical concepts and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All modifications made according to the spirit of the main technical scheme of the invention are covered in the protection scope of the invention.
Claims (10)
1. A cooling system for a data center is characterized in that the data center comprises a liquid-cooled cabinet and a cold plate server arranged in the liquid-cooled cabinet; the cooling system includes: the fluorine cooling back plate is arranged on the side wall of the liquid cooling cabinet, and the first cold source module and the second cold source module are connected with the cold plate of the cold plate server to refrigerate the cold plate; the second cold source module comprises a fluorine cooling unit communicated with the fluorine cooling back plate to perform fluorine-passing refrigeration on the fluorine cooling back plate, a first refrigeration unit for cooling the fluorine cooling unit, and a second refrigeration unit communicated with the first cold source module to perform cold plate refrigeration when the first cold source module fails.
2. The cooling system for a data center according to claim 1, further comprising a dispenser and a liquid collector, wherein the dispenser and the liquid collector are respectively mounted on two sides of each of the liquid-cooled cabinets, and the cold plate server is respectively connected to the dispenser and the liquid collector through hoses.
3. The cooling system for a data center as claimed in claim 1, wherein a fan wall is further disposed on a side of the liquid-cooled cabinet, and one end of the fluorine-cooled back plate is attached to an outer side of the liquid-cooled cabinet, and the other end of the fluorine-cooled back plate is attached to the fan wall.
4. The cooling system for a data center of claim 1, wherein the first cold source module comprises: the air conditioner comprises a first cabinet body, a second cabinet body and a third cabinet body, wherein the top of the first cabinet body is provided with a first exhaust port, and the side surface of the first cabinet body is provided with a first air inlet close to the bottom;
a first exhaust fan is arranged between the water baffle and the first exhaust port;
the first spraying mechanism and the first exhaust fan are respectively arranged on two sides of the water baffle;
the filler is arranged on one side, far away from the water baffle, of the first spraying mechanism;
the first cooling coil is arranged on one side, far away from the first spraying mechanism, of the filler, and the first cooling coil is communicated with the cold plate through a power unit;
the first catch basin, first catch basin set up in the bottom of the first cabinet body.
5. The cooling system for a data center of claim 1, wherein the second cold source module comprises: the second cabinet body and the third cabinet body are arranged in a side surface laminating mode and are communicated with each other; the fluorine cooling unit comprises a first fluorine cooling mechanism and a second fluorine cooling mechanism;
the first fluorine cooling mechanism, the first refrigerating unit and the second refrigerating unit are arranged in the second cabinet body, and the second fluorine cooling mechanism is arranged in the third cabinet body.
6. The cooling system for a data center according to claim 5, wherein the first fluorine cooling mechanism comprises:
the system comprises a first condenser, a fluorine connecting pipe, a fluorine pump, a first electromagnetic valve and a second electromagnetic valve; one end of the fluorine connecting pipe is communicated with the first condenser and the fluorine cooling back plate, and the fluorine pump, the first electromagnetic valve and the second electromagnetic valve are respectively arranged on the fluorine connecting pipe;
the first refrigeration unit includes: the second exhaust fan is mounted at the top end of the inside of the second cabinet body;
the second sprays the mechanism, first condenser is located the second exhaust fan with the second sprays between the mechanism, the second sprays the mechanism towards first condenser sprays it.
7. The cooling system for a data center of claim 6, wherein the second refrigeration unit comprises:
the cooling pipe mechanism comprises a second cooling coil pipe and a cooling liquid connecting pipe, one end of the second cooling coil pipe is communicated with the cold plate through the cooling liquid connecting pipe, the other end of the second cooling coil pipe is communicated with the first cold source module through the cooling liquid connecting pipe, and the cooling pipe mechanism and the second exhaust fan are respectively arranged on two sides of the second spraying mechanism;
the fin plate is connected with the second cooling coil and circumferentially arranged along the second cooling coil;
the second water collecting tank is arranged at the bottom of the interior of the second cabinet body; a second air outlet is formed in the top of the second cabinet body, and a second air inlet is formed in the bottom of the side face of the second cabinet body;
the second fluorine cooling mechanism includes:
the third exhaust fan is arranged on the side face of the third cabinet body and is perpendicular to the second exhaust fan;
the second condenser is arranged at the top of the inside of the third cabinet body;
the compressor is arranged at the bottom of the third cabinet body, the second condenser, the fluorine-cooled back plate and the compressor are respectively connected through pipelines to form a closed loop, a third electromagnetic valve is arranged on the pipeline between the second condenser and the fluorine-cooled back plate, and a fourth electromagnetic valve is arranged on the pipeline between the compressor and the fluorine-cooled back plate;
a third spraying mechanism facing the second condenser to spray the same;
the third air inlet is formed in the side face of the third cabinet body, and the third spraying mechanism is located between the third air inlet and the condenser;
and the third water collecting tank is arranged at the bottom of the inside of the third cabinet body.
8. The cooling system for a data center according to claim 1, further comprising a container, wherein the data center, the first cold source module and the second cold source module are disposed in the container, and a gap is disposed between the data center and an inner wall of the container.
9. A cooling system control method for a data center, characterized by using the cooling system for a data center according to any one of claims 1 to 8, the method comprising:
starting the first cold source module to refrigerate for a cold plate of the liquid cooling server according to a preset operation rule, and starting the fluorine cooling unit to refrigerate for fluorine through a fluorine cooling backboard on the side surface of the liquid cooling cabinet;
monitoring the real-time outdoor wet bulb temperature and the real-time running condition of the first cold source module;
and determining whether a second refrigeration unit needs to be started to replace the first cold source module for refrigeration of the cold plate based on the operating condition of the first cold source module, and determining whether the operating mode of the fluorine cooling unit needs to be switched based on the real-time outdoor wet bulb temperature.
10. The method of claim 9, wherein the determining whether a second refrigeration unit needs to be activated to refrigerate the cold plate in place of the first cold source module based on the operating condition of the first cold source module comprises:
judging whether the running state of the first cold source module is abnormal or not;
if so, starting a second refrigeration unit to replace the first cold source module to refrigerate the cold plate;
if not, the first cold source module is maintained to operate as the cold plate for refrigeration;
the determining whether the fluorine cooling unit operation mode needs to be switched based on the real-time outdoor wet bulb temperature comprises:
judging whether a preset threshold value is in a numerical value interval formed by the initial outdoor wet bulb temperature and the real-time outdoor wet bulb temperature;
if so, switching the running mode of the fluorine cooling unit;
if not, maintaining the current operation mode of the fluorine cooling unit.
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| CN113473802A (en) * | 2021-06-29 | 2021-10-01 | 苏州浪潮智能科技有限公司 | Cooling system of cold plate type server and control method |
| CN114071972A (en) * | 2021-11-22 | 2022-02-18 | 北京航空航天大学 | Pump-driving double-loop heat pipe combined heat dissipation system for high-power-density cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113473802A (en) * | 2021-06-29 | 2021-10-01 | 苏州浪潮智能科技有限公司 | Cooling system of cold plate type server and control method |
| CN114071972A (en) * | 2021-11-22 | 2022-02-18 | 北京航空航天大学 | Pump-driving double-loop heat pipe combined heat dissipation system for high-power-density cabinet |
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