CN218888917U - Data center cooling system - Google Patents
Data center cooling system Download PDFInfo
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- CN218888917U CN218888917U CN202222862283.3U CN202222862283U CN218888917U CN 218888917 U CN218888917 U CN 218888917U CN 202222862283 U CN202222862283 U CN 202222862283U CN 218888917 U CN218888917 U CN 218888917U
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- 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
Abstract
The utility model relates to a heat dissipation technical field, concretely relates to data center cooling system. The system comprises a liquid storage device, a data center cabinet, a condenser, a heat exchanger and a gas-liquid separator; the system at least comprises a first circulation route and a second circulation route, and the first refrigerant liquid and the second refrigerant liquid are subjected to phase change and/or non-phase change in the system; in a first circulation route, a first refrigerating fluid flows out of a liquid storage device and then enters a data center cabinet, the first refrigerating fluid is subjected to gas-liquid phase change to form a gas-liquid mixture, the gas-liquid mixture enters a gas-liquid separator, the gaseous first refrigerating fluid enters a condenser to be condensed into liquid and then enters the liquid storage device, and the liquid first refrigerating fluid directly enters the liquid storage device; in the second circulation route, the second refrigerant liquid flows out of the data center cabinet, enters the heat exchanger, and enters the data center cabinet again after being cooled. The utility model discloses a clean maintenance cost of data center cooling system is low, the energy consumption is low, and the used is small of whole equipment.
Description
Technical Field
The utility model relates to a heat dissipation technical field, concretely relates to data center cooling system.
Background
With the progress of the server computing technology, the heat productivity of a single cabinet is greatly increased, and the traditional air cooling and the traditional backboard liquid cooling are both limited by the upper limit of the heat exchange quantity of a heat transfer mechanism. The fluoride liquid cooling technology is well suitable for cooling the data center cabinet with high heat flow density. And soaking the data center server in the fluorinated liquid, and cooling the server through the sensible heat or the phase change latent heat of the fluorinated liquid.
At present, most of domestic data centers are tail end air cooling systems, and the PUE is high, so that the requirements of the data centers in the new era are not met.
It is therefore important to design a cooling system that can meet the cooling needs of an existing data center.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to a data center cooling system. The utility model discloses a clean maintenance cost of data center cooling system is low, the energy consumption is low, and the used small of whole equipment.
The utility model provides a data center cooling system, the system includes the reservoir that is used for storing first refrigerant liquid and second refrigerant liquid, uses the first refrigerant liquid with the refrigerated data center rack of second refrigerant liquid, is used for the condenser with the cooling of first refrigerant liquid, is used for the heat exchanger with the cooling of second refrigerant liquid, and is used for carrying out the vapour and liquid separator that separates the gas-liquid mixture that data center rack and/or the heat exchanger produced;
the system comprising at least a first circulation line and a second circulation line, the first refrigerant fluid and the second refrigerant fluid undergoing a phase change and/or a non-phase change in the system;
in the first circulation route, the first refrigerant liquid flows out of the liquid storage device and then enters the data center cabinet, the first refrigerant liquid undergoes gas-liquid phase change to form a gas-liquid mixture, the gas-liquid mixture enters the gas-liquid separator, the gaseous first refrigerant liquid enters the condenser and is condensed into liquid, and then enters the liquid storage device, and the liquid first refrigerant liquid directly enters the liquid storage device;
in the second circulation route, the second refrigerant fluid flows out of the data center cabinet and then enters the heat exchanger for cooling, and the cooled second refrigerant fluid enters the data center cabinet again.
In one embodiment, the second circulation line further comprises a heat exchange line; in the heat exchange route, cooling liquid flows out of the liquid storage device and then enters the heat exchanger to cool the second refrigerating liquid, the cooling liquid undergoes gas-liquid phase change, the gaseous cooling liquid enters the condenser and is condensed into liquid and then enters the liquid storage tank, and the liquid cooling liquid directly enters the liquid storage tank.
In an embodiment, the system further includes a recovery system, and in the recovery system, the first refrigerant fluid and/or the second refrigerant fluid flows out of the data center cabinet, enters the heat exchanger, enters the gas-liquid separator, and returns to the liquid reservoir.
In an embodiment, the system further comprises a first transfer pump between the accumulator and the data center cabinet, and a second transfer pump between the heat exchanger and the data center cabinet.
In an embodiment, the system further comprises tubing for the passage of the first refrigerant fluid, the second refrigerant fluid and the cooling fluid, the tubing having a diameter of 50-200mm.
In one embodiment, the cooling fluid is a fluorinated fluid.
In one embodiment, the heat exchanger is any one of a plate heat exchanger, a shell-and-tube heat exchanger and a microchannel heat exchanger.
In one embodiment, the system wherein the condenser is located outside the machine room.
In one embodiment, the condenser is cooled by water evaporation in combination with air energy.
In one embodiment, the system adopts a first circulation route when the temperature of the data center cabinet and the temperature difference between the outside and the temperature of the data center cabinet exceed 30 ℃, and adopts a second circulation route when the temperature of the data center cabinet and the temperature difference between the outside and the temperature of the data center cabinet are 5-30 ℃.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The utility model discloses a data center cooling system greatly reduces data center air conditioner charges of electricity;
(2) The utility model discloses a data center cooling system can solve the high energy consumption problem of primary side cooling water delivery in the present data center fluoride liquid cooling system;
(3) The utility model discloses a data center cooling system can realize the demand of later stage technical upgrading single rack energy density increase by adjusting the circulation rate of the fluorinated liquid;
(4) The data center cabinet of the data center cooling system can realize fluoridization liquid phase change and non-phase change cooling, and the phase change cooling system is more stable;
(5) The utility model discloses a data center cooling system when the data center rack overhauls, recoverable fluorinated liquid reduces fluorinated liquid loss, reduce cost;
(6) The cooling system of the data center of the utility model adopts the fluoridized liquid, and the system is clean and low in maintenance cost;
(7) The utility model discloses a side in the data center cooling system and be fluoridized the liquid phase transition heat transfer, it is big to fluoridize liquid phase transition heat, carries the energy consumption to reduce, and the pipeline diameter reduces and reduces the building layer height, and except canned motor pump, the computer lab is the jar body, does not have refrigeration plant, reduces equipment room.
The endpoints of the ranges and any values disclosed herein are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a data center cooling system.
Description of the reference numerals
D-1, a data center cabinet; s-1, a gas-liquid separator; r-1, a liquid storage device; c-1, a condenser; an E-1 heat exchanger; V-1-V-11, valve 1-valve 11; p-1, a first delivery pump; p-2, a second delivery pump.
Detailed Description
The following describes the embodiments of the present invention in detail. It should be understood that the description herein is provided for illustration and explanation of the invention and is not intended to limit the invention.
The utility model discloses an inventor discovers, and present fluoride solution soaks formula does not have phase transition cooling system's server adopts fluoride solution sensible heat circulation cooling, and the cooling water cooling that the fluoride solution after the intensification can be prepared through air conditioner refrigerated water or outdoor air, and whole cooling process all is the sensible heat of utilizing, and refrigerant circulation volume is big, carries the energy consumption height. The server of the fluorinated liquid soaking type phase-change cooling system absorbs heat and cools through fluorinated liquid phase change, the fluorinated liquid after gasification can be cooled through cooling water prepared by air conditioner chilled water or outdoor air, the circulating energy consumption of the terminal cabinet is reduced, but the energy consumption of a main conveying cooling water system is not reduced, and the overall energy consumption is higher.
In addition, the existing fluorinated liquid cooling system does not have the capability of upgrading the server, namely after the existing server upgrades the computing power, the heat of the unit cabinet is increased, and the original cooling system cannot meet the cooling requirement. The existing cooling water system has large pipeline diameter, high requirement on the height of a building layer, large occupied area of a pipe well and increased building construction cost.
The utility model discloses an inventor provides a data center cooling system, can select different circulation routes under different operating modes.
The data center cooling system according to one embodiment is described below in conjunction with FIG. 1.
The utility model provides a data center cooling system, the system includes reservoir R-1 that is used for storing first refrigerant liquid and second refrigerant liquid, uses first refrigerant liquid with the refrigerated data center rack D-1 of second refrigerant liquid, is used for with condenser C-1 of first refrigerant liquid cooling, is used for with heat exchanger E-1 of second refrigerant liquid cooling, and is used for carrying out the vapour and liquid separator S-1 that separates the gas-liquid mixture that data center rack D-1 and/or heat exchanger E-1 produced;
the system comprises at least a first circulation route and a second circulation route, the first refrigerant fluid and the second refrigerant fluid undergo a phase change and/or a non-phase change in the system;
in the first circulation route, the first refrigerant liquid flows out of the liquid accumulator R-1 and then enters the data center cabinet D-1, the first refrigerant liquid undergoes gas-liquid phase change to form a gas-liquid mixture, the gas-liquid mixture enters the gas-liquid separator S-1, the gaseous first refrigerant liquid enters the condenser S-1 to be condensed into liquid and then enters the liquid accumulator R-1, and the liquid first refrigerant liquid directly enters the liquid accumulator R-1;
in the second circulation route, the second refrigerant liquid flows out of the data center cabinet D-1 and then enters the heat exchanger E-1 for cooling, and the cooled second refrigerant liquid enters the data center cabinet D-1 again.
In one embodiment, after the first circulation line is closed, a first refrigerant fluid is present in the pipeline, and after the second circulation line is opened, the first refrigerant fluid (i.e., the second refrigerant fluid) cools the data center cabinet and enters the second circulation line.
In an embodiment, the second refrigerant fluid in the system may also directly enter the data center processing cabinet to perform a second circulation route.
In an embodiment, the system comprises a first circulation route and a second circulation route.
In one embodiment, the first refrigerant fluid undergoes a phase change in the data center processing cabinet D-1 in the first circulation line.
In one embodiment, the second refrigerant fluid undergoes a non-phase change in the data center processing cabinet D-1 in the second circulation line.
In one embodiment, the first refrigerant fluid and the second refrigerant fluid are in contact with the heat source in the data center cabinet in a layered refrigeration manner, so that the contact area between the refrigerant fluid and the heat source is increased.
In one embodiment, the second circulation line further comprises a heat exchange line; in the heat exchange route, cooling liquid flows out of the liquid storage device R-1 and then enters the heat exchanger E-1 to cool the second refrigerating liquid, the cooling liquid undergoes gas-liquid phase change, the gaseous cooling liquid enters the condenser C-1 to be condensed into liquid and then enters the liquid storage device R-1, and the liquid cooling liquid directly enters the liquid storage device R-1.
In the first circulation route, an outlet of the liquid storage device R-1 is connected with an inlet of the data center cabinet D-1, and the first refrigerating fluid cools the data center cabinet D-1; an outlet of the data center cabinet D-1 is connected with an inlet of the gas-liquid separator S-1, and the first refrigerant liquid enters the gas-liquid separator S-1 after the gas-liquid phase change of the data center cabinet D-1; a gas phase outlet of the gas-liquid separator S-1 is connected with an inlet of the condenser C-1, and the gasified first refrigerant liquid flows out of the gas-liquid separator S-1 and then enters the condenser C-1; an outlet of the condenser C-1 is connected with an inlet of the liquid storage device R-1, and the gasified first refrigerating fluid is condensed into liquid in the condenser C-1 and then enters the liquid storage device R-1; and a liquid phase outlet of the gas-liquid separator S-1 is connected with an inlet of the liquid accumulator R-1, and the liquid first refrigerating fluid directly enters the liquid accumulator R-1 for circulation.
In the second circulation route, an outlet of the data center cabinet D-1 is connected with a hot side inlet of the heat exchanger E-1, and the second refrigerant liquid flows out of the data center cabinet D-1 and then enters the heat exchanger E-1 to be cooled; and a hot side outlet of the heat exchanger E-1 is connected with an inlet of the data center cabinet D-1, and the cooled second refrigerant liquid enters the data center cabinet D-1 again. The heat exchanger E-1 exchanges heat through a heat exchange route, in the heat exchange route, an outlet of the liquid storage device R-1 is connected with a cooling liquid inlet of the heat exchanger E-1, cooling liquid flows out of the liquid storage device R-1 and then enters the heat exchanger E-1 to cool the second cooling liquid, and the cooling liquid undergoes gas-liquid phase change; a cooling liquid outlet of the heat exchanger E-1 is connected with an inlet of the gas-liquid separator S-1, the cooling liquid mixed with gas and liquid enters the gas-liquid separator S-1, the gaseous cooling liquid enters the condenser C-1 and is condensed into liquid, the liquid cooling liquid enters the liquid storage tank R-1, and the liquid cooling liquid directly enters the liquid storage tank R-1.
The term "hot side" refers to the side through which the hot fluid flows, i.e., the side through which the fluid to be cooled flows.
In an embodiment, the system further includes a recovery system, and in the recovery system, the first refrigerant fluid and/or the second refrigerant fluid flows out of the data center cabinet, enters the heat exchanger, enters the gas-liquid separator, and returns to the liquid reservoir.
The same equipment used in the first and second circulation routes may be the same equipment.
In an embodiment, the gas-liquid separator is configured to separate the first refrigerant liquid of the data center cabinet into gas and liquid.
In one embodiment, the gas-liquid separator is used for gas-liquid separation of the cooling liquid flowing out of the heat exchanger.
In one embodiment, the reservoir is configured to store the first refrigerant fluid in a liquid state.
In one embodiment, the reservoir is configured to store the liquid coolant.
In one embodiment, the condenser is adapted to condense the first refrigerant liquid in a gaseous state.
In an embodiment, the condenser is adapted to condense the cooling liquid in gaseous state.
When the data center cabinet is overhauled, the recovery system can recover the fluorinated liquid in the system so as to reduce the loss of the fluorinated liquid and reduce the cost. And the recycling system is completed by using the first and second circulation routes without an additional route.
In one embodiment, the system further comprises a first transfer pump P-1 between the reservoir and the data center cabinet, the first transfer pump P-1 transfers the first refrigerant fluid from the reservoir to the data center cabinet, the first transfer pump P-1 transfers the second refrigerant fluid from the reservoir to the data center cabinet, and the first transfer pump P-1 transfers the refrigerant fluid from the reservoir to the heat exchanger.
In one embodiment, the system further comprises a second transfer pump P-2 between the heat exchanger and the data center cabinet, the second transfer pump P-2 transferring the second refrigerant fluid from the heat exchanger to the data center cabinet.
The first and second delivery pumps may be independently selected from liquid delivery pumps conventional in the art, such as canned motor pumps, magnetic pumps.
In one embodiment, the first transfer pump is a canned pump.
In one embodiment, the second delivery pump is a canned pump.
The embodiment of the utility model provides an in, other transportation parts such as compressor or water pump are not needed except first delivery pump and second delivery pump, and required energy consumption is low.
In an embodiment, the system further comprises a conduit for circulating the first refrigerant fluid, the second refrigerant fluid and the cooling fluid, the conduit having a diameter of 50-200mm (e.g. 50mm, 100mm, 150mm, 200 mm).
Primary side is the phase transition heat transfer of fluoridizing liquid in the data center cooling system, and it is big to fluoridize liquid phase transition heat, and the transportation energy consumption reduces, and pipeline diameter reduces and reduces the building layer height, has avoided the high problem of primary side cooling water transportation energy consumption.
The term "primary side" refers to the circulation of the cooling and heating medium directly connected with the host machine, i.e. the cooling or heating produced by the host machine is directly carried out by the cooling and heating medium at the primary side; the utility model provides a "once side" indicates the system that directly cools down to the heat of data center rack.
In one embodiment, the system further comprises valves V1-V11 located on the conduit.
The valve is used to control the switching between different circulation routes.
In one embodiment, the cooling fluid is a fluorinated fluid.
In one embodiment, the first refrigerant fluid, the second refrigerant fluid, and the cooling are the same fluorinated fluid.
In one embodiment, the fluorinated liquid has a boiling point of 50 ℃ at standard atmospheric pressure.
The utility model discloses in, the system adopts and fluoridizes the liquid right as the refrigerating fluid data center rack refrigerates to and adopt and fluoridize the liquid right as the coolant liquid the heat exchanger cools down, has replaced traditional cooling water system, has reduced the diameter of pipeline to the holistic occupation of land volume of equipment has been reduced.
In one embodiment, the heat exchanger is any one of a plate heat exchanger, a shell-and-tube heat exchanger and a microchannel heat exchanger.
In one embodiment, the system wherein the condenser is located outside the machine room.
The data center cabinet, the plate heat exchanger and the transport pump are all located inside a server room except the condenser.
The gas-liquid separator with the reservoir is the jar body and all is located inside the equipment computer lab, can reduce equipment computer lab area.
In one embodiment, the condenser is cooled by water evaporation in combination with air energy.
The term "water evaporation combined with air energy" is to utilize the sensible and latent heat of evaporation of water and the enthalpy difference of air and equipment.
In one embodiment, the condenser is an evaporative condenser.
The utility model discloses a condenser water evaporation combines the air energy cooling, can save the operation energy consumption.
Selecting different circulation routes according to different temperature differences can reduce the energy consumption of the system.
In one embodiment, the system adopts a first circulation route when the temperature of the data center cabinet and the temperature difference between the outside and the temperature of the data center cabinet exceed 30 ℃, and adopts a second circulation route when the temperature of the data center cabinet and the temperature difference between the outside and the temperature of the data center cabinet are 5-30 ℃.
The liquid storage device is also connected with a gas phase inlet of the condenser through a pipeline where a valve V-9 is arranged, and the pipeline is used for taking gas flashed out of the liquid storage device and balancing the pressure in the liquid storage device.
In addition, the opening degree of the valve in the system, the flow rate of the transport pump, other parameters and the like can be adjusted according to different loads.
In this document, numerical terms such as first, second, etc. are used only for distinguishing different components or substances, and are not used to limit the order.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
(1) First circulation route
Opening valves V-1, V-3 and V-7, closing valves V-2, V-4, V-5 and V-6, opening a first delivery pump P-1 and closing a second delivery pump P-2; at this time, V-8, V-9, V-10 and V-11 are all in an open state;
the first refrigerating fluid flows out of the liquid storage device R-1 and then enters the data center cabinet D-1 through the first conveying pump P-1, the first refrigerating fluid is subjected to gas-liquid phase change to become a gas-liquid mixture, the gas-liquid mixture enters the gas-liquid separator S-1, the gaseous first refrigerating fluid is condensed into liquid in the condenser S-1 and then enters the liquid storage device R-1, and the liquid first refrigerating fluid directly enters the liquid storage device R-1.
(2) Second circulation route
Opening valves V-2, V-4, V-5, V-6 and V-7, closing valves V-1 and V-3, opening a first delivery pump P-1 and a second delivery pump P-2, and opening V-8, V-9, V-10 and V-11 at the moment;
the second refrigerating fluid flows out of the data center cabinet D-1, enters the heat exchanger E-1 through a valve V-5 for cooling, is pressurized by a second conveying pump P-2, and then enters the data center cabinet D-1 again through valves V-6 and V-7;
and cooling liquid flows out of the liquid storage device, enters the heat exchanger E-1 through the first delivery pump P-1 and the valve V-2 to cool the second refrigerating liquid, the cooling liquid undergoes gas-liquid phase change, the gaseous cooling liquid enters the condenser C-1 to be condensed into liquid and then enters the liquid storage tank R-1, and the liquid cooling liquid directly enters the liquid storage tank R-1.
(3) A fluorinated liquid recovery process:
the valves V-5, V-6, V-1, V-2 and V-4 are opened, and the valves V-3 and V-7 are closed. Opening the second delivery pump P-2, closing the first delivery pump P-1, wherein V-8, V-9, V-10 and V-11 are all in a closed state; (ii) a
The fluorinated liquid in the data center cabinet D-1 returns to the gas-liquid separator S-1 through the heat exchanger E-1, the second delivery pump P-2, the valves V-6, V-1, V-2 and V-4, and finally flows to the liquid reservoir R-1 for storage.
The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited thereto. In the technical idea scope of the present invention, it can be right to the technical solution of the present invention perform multiple simple modifications, including each technical feature combined in any other suitable manner, these simple modifications and combinations should be regarded as the disclosed content of the present invention, and all belong to the protection scope of the present invention.
Claims (10)
1. A data center cooling system is characterized by comprising a liquid storage device, a data center cabinet, a condenser, a heat exchanger and a gas-liquid separator, wherein the liquid storage device is used for storing a first refrigerating fluid and a second refrigerating fluid;
the system comprises at least a first circulation route and a second circulation route, the first refrigerant fluid and the second refrigerant fluid undergo a phase change and/or a non-phase change in the system;
in the first circulation route, the first refrigerant liquid flows out of the liquid storage device and then enters the data center cabinet, the first refrigerant liquid undergoes gas-liquid phase change to form a gas-liquid mixture, the gas-liquid mixture enters the gas-liquid separator, the gaseous first refrigerant liquid enters the condenser and is condensed into liquid, and then enters the liquid storage device, and the liquid first refrigerant liquid directly enters the liquid storage device;
in the second circulation route, the second refrigerant fluid flows out of the data center cabinet and then enters the heat exchanger for cooling, and the cooled second refrigerant fluid enters the data center cabinet again.
2. The system of claim 1, wherein the second circulation line further comprises a heat exchange line;
in the heat exchange route, cooling liquid flows out of the liquid storage device and then enters the heat exchanger to cool the second refrigerating liquid, the cooling liquid undergoes gas-liquid phase change, the gaseous cooling liquid enters the condenser and is condensed into liquid and then enters the liquid storage device, and the liquid cooling liquid directly enters the liquid storage device.
3. The system of claim 1 or 2, further comprising a recovery system, wherein the first refrigerant fluid and/or the second refrigerant fluid flows out of the data center cabinet, enters a heat exchanger, enters a gas-liquid separator, and returns to a reservoir.
4. The system of claim 1 or 2, further comprising a first transfer pump between the accumulator and the data center cabinet, and a second transfer pump between the heat exchanger and the data center cabinet.
5. The system of claim 2, further comprising tubing for the circulation of the first refrigerant fluid, the second refrigerant fluid, and the cooling fluid, the tubing having a diameter of 50-200mm.
6. The system of claim 2, wherein the cooling fluid is a fluorinated fluid.
7. The system of claim 1 or 2, wherein the heat exchanger is any one of a plate heat exchanger, a shell and tube heat exchanger, and a microchannel heat exchanger.
8. A system according to claim 1 or 2, characterized in that in the system the condenser is located outside the machine room.
9. The system of claim 1 or 2, wherein the condenser is cooled by water evaporation combined with air energy.
10. The system of claim 1 or 2, wherein a first circulation route is used when the temperature of the data center cabinet is more than 30 ℃ different from the outside temperature, and a second circulation route is used when the temperature of the data center cabinet is 5-30 ℃ different from the outside temperature.
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| CN202222862283.3U CN218888917U (en) | 2022-10-28 | 2022-10-28 | Data center cooling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117320391A (en) * | 2023-09-26 | 2023-12-29 | 黑龙江大学 | Heat energy exchange system for data center and sewage plant |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117320391A (en) * | 2023-09-26 | 2023-12-29 | 黑龙江大学 | Heat energy exchange system for data center and sewage plant |
| CN117320391B (en) * | 2023-09-26 | 2024-05-28 | 黑龙江大学 | Heat energy exchange system for data center and sewage plant |
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