CN117255523A - Container liquid cooling data center and liquid cooling control method - Google Patents

Container liquid cooling data center and liquid cooling control method Download PDF

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Publication number
CN117255523A
CN117255523A CN202210650531.XA CN202210650531A CN117255523A CN 117255523 A CN117255523 A CN 117255523A CN 202210650531 A CN202210650531 A CN 202210650531A CN 117255523 A CN117255523 A CN 117255523A
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CN
China
Prior art keywords
liquid
liquid cooling
cooling
container
heat exchange
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210650531.XA
Other languages
Chinese (zh)
Inventor
张炳华
李明江
王正华
陆涛
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Hebei Qinhuai Data Co Ltd
Original Assignee
Hebei Qinhuai Data Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hebei Qinhuai Data Co Ltd filed Critical Hebei Qinhuai Data Co Ltd
Priority to CN202210650531.XA priority Critical patent/CN117255523A/en
Publication of CN117255523A publication Critical patent/CN117255523A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
    • H05K7/20763—Liquid cooling without phase change
    • 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
    • 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 application discloses a container liquid cooling data center and a liquid cooling control method, wherein the container liquid cooling data center at least comprises a container and natural cooling equipment, and the natural cooling equipment is positioned at the outer side of the container; an electric control area and a server equipment area are formed in the container, a liquid refrigerator and a liquid cooling heat exchange assembly are installed in the server equipment area, and at least one server is installed in the liquid refrigerator and is filled with cooling liquid; the liquid cooling heat exchange assembly is provided with an outer flow passage and an inner flow passage, the outer flow passage and the natural cooling equipment are connected in series to form an outer circulation loop, the inner flow passage and the liquid cooling cabinet are connected in series to form an inner circulation loop, and liquid in the outer circulation loop is used for exchanging heat with liquid in the inner circulation loop through the liquid cooling heat exchange assembly. The application can meet the requirements of server heat dissipation and quick movement arrangement.

Description

Container liquid cooling data center and liquid cooling control method
Technical Field
The application relates to the field of data center equipment, in particular to a container liquid cooling data center and a liquid cooling control method.
Background
The existing server and data center adopts a circulating air cooling mode, and equipment such as the server is cooled by cold air sent by a refrigerating unit. Along with industry development, the cooling capacity of the circulating air cooling mode is approaching the limit, the cooling requirement of high-power density machine room arrangement cannot be met, along with the improvement of server performance, the power consumption is also improved, the power consumption of a cabinet is increased in multiple, the PUE value is increased, and the heat dissipation requirement cannot be met.
In addition, the civil structure building room of the conventional data center cannot meet the requirement of mobile rapid arrangement, and meanwhile, the manufacturing cost is too high.
Disclosure of Invention
The purpose of the application is to provide a container liquid cooling data center and a liquid cooling control method, which meet the requirements of server heat dissipation and quick movement arrangement.
To achieve the above object, in one aspect, the present application provides a container liquid cooling data center, at least including a container and a natural cooling device, wherein the natural cooling device is located outside the container; an electric control area and a server equipment area are formed in the container, a liquid refrigerator and a liquid cooling heat exchange assembly are installed in the server equipment area, and at least one server is installed in the liquid refrigerator and is filled with cooling liquid; the liquid cooling heat exchange assembly is provided with an outer flow passage and an inner flow passage, the outer flow passage and the natural cooling equipment are connected in series to form an outer circulation loop, the inner flow passage and the liquid cooling cabinet are connected in series to form an inner circulation loop, and liquid in the outer circulation loop is used for exchanging heat with liquid in the inner circulation loop through the liquid cooling heat exchange assembly.
In order to achieve the above object, another aspect of the present application further provides a liquid cooling control method, which is applied to the container liquid cooling data center, and the method includes:
receiving a first detection temperature acquired by the temperature sensor, and calculating the refrigeration demand through a PI D algorithm based on the first detection temperature;
if the refrigerating demand is greater than or equal to a first preset value, opening the first switch valve, the second switch valve, the external circulation pump and the internal circulation pumps of the two liquid cooling heat exchange assemblies communicated with each liquid cooling cabinet;
if the refrigeration demand is smaller than a first preset value and larger than or equal to a second preset value, opening any one of the first switch valve and the second switch valve, the external circulation pump and the internal circulation pumps of the two liquid cooling heat exchange assemblies communicated with each liquid cooling cabinet;
if the refrigerating demand is smaller than a second preset value, any one of the first switch valve and the second switch valve, any one of the internal circulation pumps of the two liquid cooling heat exchange assemblies which are communicated with each liquid cooling cabinet and the external circulation pump are started.
Therefore, the technical scheme provided by the application can be used for installing the liquid refrigerator, the liquid cooling heat exchange assembly and the electric control area in the container, when the data center is required to be arranged, the corresponding container is only required to be carried to a corresponding place and then connected with natural cooling equipment and a power supply at the place, so that the data center arrangement can be realized, and the requirements of moving and rapidly arranging can be met relative to the civil structure building machine room of the conventional data center, and meanwhile, the manufacturing cost is reduced. Further, adopt liquid cooling heat transfer subassembly in the container to make outside natural cold source equipment carry out the heat transfer to the liquid in the liquid freezer to realize carrying out liquid cooling treatment to the server, satisfy the heat dissipation demand of current server, for current forced air cooling mode, the structure setting is succinct more, can satisfy the heat dissipation demand that increases day by day, and adopt outside cold source to dispel the heat, can effectively reduce the PUE value.
Meanwhile, the temperature of the liquid cooling liquid outlet is detected through the temperature sensor arranged at the liquid outlet of the liquid cooling cabinet, so that the starting condition of natural cooling equipment is adjusted in real time according to the detected temperature, and whether the double liquid cooling heat exchange assembly is adopted for heat exchange or not is judged, the temperature of cooling liquid in the liquid cooling cabinet can be reasonably adjusted, and the normal operation of a server in the liquid cooling cabinet is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a container liquid cooled data center in one embodiment provided herein;
FIG. 2 is a schematic diagram of a hydraulic system of a container liquid cooled data center in one embodiment provided herein;
FIG. 3 is a schematic diagram of a hydraulic system of a container liquid cooled data center in accordance with another embodiment provided herein;
in the figure: 1. a container; 11. an electric control area; 12. a server device area; 2. natural cooling equipment; 21. a first cooling device; 211. a first switching valve; 22. a second cooling device; 221. a second switching valve; 3. a liquid refrigerator; 4. a liquid-cooled heat exchange assembly; 41. a heat exchanger; 42. an internal circulation pump; 5. a constant pressure water supplementing device; 51. a flow meter; 61. an outer liquid inlet pipeline; 62. an outer liquid return pipeline; 63. an external circulation pump; 7. a smoke-blocking hanging wall.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the embodiments of the present application will be described in further detail below with reference to the accompanying drawings. Terms such as "upper," "lower," "first end," "second end," "one end," "the other end," and the like as used herein to refer to a spatially relative position are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The term spatially relative position may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Furthermore, the terms "mounted," "disposed," "provided," "connected," "slidingly connected," "secured," and "sleeved" are to be construed broadly. For example, "connected" may be in a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
Based on the current circulating air cooling mode, the ever-increasing data heat dissipation requirement and the conventional civil structure building machine room of the data center cannot be met, the requirement of mobile rapid arrangement cannot be met, and meanwhile, the problem of excessively high manufacturing cost is solved, so that the container liquid cooling data center and the liquid cooling control method are urgently needed, and the requirements of server heat dissipation and rapid mobile arrangement are met.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings. It should be apparent that the embodiments described herein are only some, but not all, of the embodiments of the present application. All other embodiments, based on the embodiments herein, which are within the scope of the protection of the present application, will be within the skill of the art without undue effort.
In one implementation, referring to fig. 1 and 2 together, a container liquid cooling data center may at least include a container 1 and a natural cooling device 2, where the natural cooling device 2 is located on the outer side of the container 1, so that heat exchange and refrigeration can be performed for one or more containers by the natural cooling device 2, and space occupation inside the container 1 can be reduced, so that more servers can be placed in each container 1.
An electric control area 11 and a server equipment area 12 can be formed in the container 1, wherein a control cabinet, a fire control cabinet, a battery cabinet, an HVDC cabinet, a power input/output cabinet and the like can be installed in the electric control area 11, and equipment in the electric control area 11 is mainly used for providing power for equipment in the server equipment area 12, connecting with an external power supply and the like. A liquid cooling cabinet 3 and a liquid cooling heat exchange assembly 4 are installed in the server equipment area 12, and at least one server is installed in the liquid cooling cabinet 3 and filled with cooling liquid. The liquid cooling heat exchange assembly 4 is provided with an outer runner and an inner runner, the outer runner and the natural cooling equipment 2 are connected in series to form an outer circulation loop, the inner runner and the liquid cooling cabinet 3 are connected in series to form an inner circulation loop, and liquid in the outer circulation loop is used for exchanging heat to liquid in the inner circulation loop through the liquid cooling heat exchange assembly 4. So, through installing liquid freezer 3, liquid cooling heat transfer module 4 and automatically controlled region 11 in container 1, when arranging data center, only need carry corresponding container 1 to corresponding place, then be connected with natural cooling equipment 2 and the power of this place department, can realize data center and arrange, for the civil structure building computer lab of conventional data center, can satisfy the demand of removing quick arrangement, reduce manufacturing cost simultaneously. Further, adopt liquid cooling heat transfer module 4 to make outside natural cold source equipment 2 carry out the heat transfer to the liquid in the liquid cooling cabinet 3 in the container 1 to realize carrying out liquid cooling to the server and handle, satisfy the heat dissipation demand of current server, for current forced air cooling mode, the structure setting is succinct more, can satisfy the heat dissipation demand that increases day by day, and adopt outside cold source to dispel the heat, can effectively reduce the PUE value.
It should be noted that, the external circulation loop defined in the application means that the natural cooling device 2 is provided with a liquid inlet and a liquid outlet, the high-temperature liquid enters the natural cooling device 2 through the liquid inlet to exchange heat, so that the low-temperature liquid is discharged from the liquid outlet, the liquid inlet of the natural cooling device 2 and the liquid inlet of the external flow channel can be communicated through a pipeline, the liquid inlet of the natural cooling device 2 and the liquid outlet of the external flow channel can be communicated through a pipeline, and the circulation loop thus formed is the external circulation loop. Similarly, the internal circulation loop is a circulation loop formed by respectively communicating the internal flow passage with the liquid inlet and the liquid outlet of the liquid cooling cabinet 3.
In practical application, a plurality of containers 1 are usually required to be placed in a data center, a plurality of liquid cooling cabinets 3 and liquid cooling heat exchange assemblies 4 can be placed in each container 1, and the same natural cooling equipment 2 can be used for carrying out heat exchange on the liquid cooling cabinets 3 in a plurality of containers 1 according to practical requirements, so that the specific quantity of the liquid cooling cabinets is not limited in the application. For example, as shown in fig. 1, two liquid cooling cabinets 3 are placed in a container 1, and heat exchange is performed on the two liquid cooling cabinets 3 in one container 1 by one natural cooling device.
Because the liquid in the external circulation loop is more lost in the circulation process, in one implementation manner, the container liquid cooling data center can further comprise a constant-pressure water supplementing device 5. The constant pressure water supplementing device 5 is arranged on the outer side of the container 1, so that the inner space of the container 1 is not occupied, one or more loops can be subjected to pressure stabilization water supplementing by adopting the constant pressure water supplementing device 5, and a liquid supplementing port of the constant pressure water supplementing device 5 is communicated with the outer circulation loop and used for supplementing water to the outer circulation loop.
Further, the external circulation loop is connected in series with a flow meter 51, the flow meter 51 monitors the flow of the liquid in the external circulation loop to control the constant pressure water replenishing device 5 to replenish water, and the flow meter 51 is also used for detecting the circulation condition of the liquid in the external circulation loop.
Wherein, regarding the above-mentioned natural cooling device 2, one or more cooling devices may be employed according to actual heat dissipation requirements. In one possible embodiment, the natural cooling device 2 may comprise a first cooling device 21 and a second cooling device 22, wherein the first cooling device 21 and the second cooling device 22 are connected in parallel and then connected in series to the external circulation circuit. A first on-off valve 211 is connected to the liquid inlet of the first cooling device 21, so that whether the first cooling device 21 is started or not is controlled by the first on-off valve 211. A second switching valve 221 is connected to the liquid inlet of the second cooling device 22, so that whether the second cooling device 22 is activated or not is controlled by the second switching valve 221.
It should be noted that, in order to enable the circulating flow of the liquid in the outer circulation loop, the outer circulation loop may have an outer liquid inlet pipe 61 and an outer liquid return pipe 62 (i.e., the pipes defined above in which the outer flow path communicates with the liquid inlet and the liquid outlet of the natural cooling device), and an outer circulation pump 63 is connected in series to the outer liquid inlet pipe 61 or the outer liquid return pipe 62, wherein the outer circulation pump 63 is disposed outside the container 1, so that the liquid circulation power in the outer circulation loop is provided by the outer circulation pump 63.
In practical applications, the first cooling device 21 specifically adopts a closed cooling tower; the second cooling device 22 specifically adopts an air-cooled heat exchanger, and the air-cooled heat exchanger can adjust the rotation speed of the internal fan, thereby adjusting the heat exchange effect.
The liquid cooling heat exchange assembly 4 comprises a heat exchanger 41 and an internal circulating pump 42, and the internal circulating pump 42 is connected at the outlet of the internal flow passage. In practical applications, the heat exchanger 41 and the internal circulation pump 42 may be integrated, or may be separately provided. The heat exchanger 41 may be a plate heat exchanger, but is not limited thereto.
It should be noted that the internal circulation pump 42, the external circulation pump 63 and the constant pressure water supply device 5 may refer to the prior art, and will not be described in detail herein.
Further, in one implementation, each liquid cooling cabinet 3 is respectively communicated with the inner flow paths of the two liquid cooling heat exchange assemblies 4 through an inner circulation loop, and the outer flow paths of the two liquid cooling heat exchange assemblies 4 are connected in parallel and then connected in series to the outer circulation loop. So, can adopt two liquid cooling heat transfer assemblies 4 to exchange heat to a liquid freezer 3 simultaneously or alternatively, satisfy the heat dissipation demand of liquid freezer 3.
Wherein, two liquid cooling heat exchange assemblies 4 are located the both ends of liquid freezer 3. So, can be abundant carry out abundant heat transfer to the refrigerating fluid of liquid cooling cabinet 3, avoid the refrigerating fluid heat transfer in the liquid cooling cabinet 3 uneven.
Further, a temperature sensor is arranged at the liquid outlet of the liquid cooling cabinet 3, and the temperature sensor is used for detecting the liquid temperature of the liquid outlet of the liquid cooling cabinet 3, so that the whole liquid cooling system is regulated in real time according to the temperature detected by the temperature sensor, and the specific regulation mode can be referred to in the following method.
Further, a smoke-blocking vertical wall 7 is arranged between the electric control area 11 and the server device area 12. The electronic control area 11 and the server device area 12 are each provided with a smoke sensor. So, can detect the smog condition through smoke transducer to the use of control fender cigarette vertical wall 7 keeps apart automatically controlled region 11 and server equipment region 12 through keeping off cigarette vertical wall 7, guarantees the safe handling of equipment.
Based on the same inventive concept, the application also provides a liquid cooling control method applied to the container liquid cooling data center, wherein the method comprises the following steps:
receiving a first detection temperature acquired by a temperature sensor, and calculating the refrigeration demand through a PI D algorithm based on the first detection temperature;
if the refrigeration demand (the flow required for refrigeration) is equal to or greater than a first preset value (a preset flow value), the first switch valve 211, the second switch valve 221, the external circulation pump 63 and the internal circulation pumps 42 of the two liquid cooling heat exchange assemblies 4 communicated with each liquid cooling cabinet 3 are opened, so that the two natural cooling devices and the two internal circulation pumps exchange heat for the liquid cooling cabinets 3.
If the refrigeration demand is smaller than the first preset value and greater than or equal to the second preset value, any one of the first switch valve 211 and the second switch valve 221, the external circulation pump 63 and the internal circulation pumps 42 of the two liquid cooling heat exchange assemblies 4 communicated with each liquid cooling cabinet 3 are started, so that one natural cooling device and the two internal circulation pumps exchange heat for the liquid cooling cabinets 3;
if the refrigeration demand is smaller than the second preset value, any one of the first switch valve 211 and the second switch valve 221, any one of the internal circulation pumps 42 of the two liquid cooling heat exchange assemblies 4 communicated with each liquid cooling cabinet 3, and the external circulation pump 63 are opened, so that heat exchange is performed on the liquid cooling cabinet 3 by one natural cooling device and one internal circulation pump.
In practical application, the first preset value and the second preset value can be set by a worker according to daily experience, and the first preset value is larger than the second preset value.
Further, if the refrigeration demand is greater than or equal to the first preset value, the flow rates of the external circulation pump 63 and the internal circulation pumps 42 of the two liquid cooling heat exchange assemblies 4 communicated with each liquid cooling cabinet 3 are adjusted according to the refrigeration demand, and the rotation speed of the air cooling heat exchanger can be adjusted, so that further fine adjustment of the refrigeration effect is realized.
Similarly, when the refrigeration demand is smaller than the first preset value and equal to or larger than the second preset value, and when the refrigeration demand is smaller than the second preset value, fine adjustment can be performed in the same manner as described above.
Therefore, the technical scheme provided by the application can be used for installing the liquid refrigerator, the liquid cooling heat exchange assembly and the electric control area in the container, when the data center is required to be arranged, the corresponding container is only required to be carried to a corresponding place and then connected with natural cooling equipment and a power supply at the place, so that the data center arrangement can be realized, and the requirements of moving and rapidly arranging can be met relative to the civil structure building machine room of the conventional data center, and meanwhile, the manufacturing cost is reduced. Further, adopt liquid cooling heat transfer subassembly in the container to make outside natural cold source equipment carry out the heat transfer to the liquid in the liquid freezer to realize carrying out liquid cooling treatment to the server, satisfy the heat dissipation demand of current server, for current forced air cooling mode, the structure setting is succinct more, can satisfy the heat dissipation demand that increases day by day, and adopt outside cold source to dispel the heat, can effectively reduce the PUE value.
Meanwhile, the temperature of the liquid cooling liquid outlet is detected through the temperature sensor arranged at the liquid outlet of the liquid cooling cabinet, so that the starting condition of natural cooling equipment is adjusted in real time according to the detected temperature, and whether the double liquid cooling heat exchange assembly is adopted for heat exchange or not is judged, the temperature of cooling liquid in the liquid cooling cabinet can be reasonably adjusted, and the normal operation of a server in the liquid cooling cabinet is ensured.
Further, each liquid cooling cabinet is communicated with the inner flow passages of the two liquid cooling heat exchange assemblies through an inner circulation loop respectively, and the outer flow passages of the two liquid cooling heat exchange assemblies are connected in parallel and then connected in series on the outer circulation loop. Therefore, two liquid cooling heat exchange assemblies can be adopted to exchange heat with one liquid cooling cabinet simultaneously or alternatively, and the heat dissipation requirement of the liquid cooling cabinet can be met.
The foregoing description of the preferred embodiments of the present application is not intended to limit the invention to the particular embodiments of the present application, but to limit the scope of the invention to the particular embodiments of the present application.

Claims (10)

1. The container liquid cooling data center is characterized by at least comprising a container (1) and natural cooling equipment (2), wherein the natural cooling equipment (2) is positioned outside the container (1);
an electric control area (11) and a server equipment area (12) are formed in the container (1), a liquid refrigerator (3) and a liquid cooling heat exchange assembly (4) are installed in the server equipment area (12), and at least one server is installed in the liquid cooling cabinet (3) and is filled with cooling liquid;
the liquid cooling heat exchange assembly (4) is provided with an outer flow channel and an inner flow channel, the outer flow channel and the natural cooling equipment (2) are connected in series to form an outer circulation loop, the inner flow channel and the liquid cooling cabinet (3) are connected in series to form an inner circulation loop, and liquid in the outer circulation loop is used for exchanging heat with liquid in the inner circulation loop through the liquid cooling heat exchange assembly (4).
2. The container liquid cooled data center of claim 1, further comprising a constant pressure water replenishment device (5);
the constant-pressure water supplementing device (5) is arranged at the outer side of the container (1), and a liquid supplementing port of the constant-pressure water supplementing device (5) is communicated with the external circulation loop;
the external circulation loop is connected with a flowmeter (51) in series, and the flowmeter (51) monitors the liquid flow in the external circulation loop so as to control the constant-pressure water supplementing device (5) to supplement water.
3. The container liquid cooled data center according to claim 1 or 2, characterized in that the natural cooling device (2) comprises a first cooling device (21) and a second cooling device (22);
the first cooling device (21) and the second cooling device (22) are connected in parallel and then connected in series on the external circulation loop;
the liquid inlet of the first cooling device (21) is connected with a first switch valve (211), and the liquid inlet of the second cooling device (22) is connected with a second switch valve (221).
4. A container liquid cooled data centre according to claim 3, wherein the outer circulation loop has an outer liquid inlet pipe (61) and an outer liquid return pipe (62), an outer circulation pump (63) being connected in series to the outer liquid inlet pipe (61), wherein the outer circulation pump (63) is arranged outside the container (1);
the liquid cooling heat exchange assembly (4) comprises a heat exchanger (41) and an internal circulating pump (42), and the internal circulating pump (42) is connected to the outlet of the internal flow passage.
5. The container liquid cooling data center according to claim 4, wherein each liquid cooling cabinet (3) is respectively communicated with the inner flow paths of two liquid cooling heat exchange assemblies (4) through the inner circulation loop, and the outer flow paths of the two liquid cooling heat exchange assemblies (4) are connected in parallel and then connected in series on the outer circulation loop;
the two liquid cooling heat exchange assemblies (4) are positioned at two ends of the liquid cooling cabinet (3).
6. The container liquid cooled data center of claim 5, wherein the first cooling device (21) is embodied as a closed cooling tower; the second cooling device (22) adopts an air-cooled heat exchanger.
7. The container liquid cooling data center according to claim 5, wherein a temperature sensor is arranged at a liquid outlet of the liquid cooling cabinet (3);
the temperature sensor is used for detecting the liquid temperature of the liquid outlet of the liquid cooling cabinet (3).
8. Container liquid cooled data center according to claim 1, characterized in that a smoke-shielding vertical wall (7) is arranged between the electric control area (11) and the server equipment area (12);
and the electric control area (11) and the server equipment area (12) are respectively provided with smoke sensors.
9. A liquid cooling control method for use in the container liquid cooling data center of claim 7, the method comprising:
receiving a first detection temperature acquired by the temperature sensor, and calculating the refrigeration demand through a PID algorithm based on the first detection temperature;
if the refrigerating demand is greater than or equal to a first preset value, opening the first switch valve (211), the second switch valve (221), the external circulation pump (63) and the internal circulation pumps (42) of the two liquid cooling heat exchange assemblies (4) communicated with each liquid cooling cabinet (3);
if the refrigeration demand is smaller than a first preset value and larger than or equal to a second preset value, opening any one of the first switch valve (211) and the second switch valve (221), the external circulation pump (63) and the internal circulation pumps (42) of the two liquid cooling heat exchange assemblies (4) communicated with each liquid cooling cabinet (3);
and if the refrigerating demand is smaller than a second preset value, opening any one of the first switch valve (211) and the second switch valve (221), any one of the internal circulation pumps (42) of the two liquid cooling heat exchange assemblies (4) communicated with each liquid cooling cabinet (3) and the external circulation pump (63).
10. The liquid cooling control method according to claim 9, wherein, if the cooling demand is equal to or greater than a first preset value, the flow rates of the external circulation pump (63) and the internal circulation pumps (42) of the two liquid cooling heat exchange assemblies (4) communicating with each liquid cooling cabinet (3) are adjusted according to the cooling demand.
CN202210650531.XA 2022-06-09 2022-06-09 Container liquid cooling data center and liquid cooling control method Pending CN117255523A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210650531.XA CN117255523A (en) 2022-06-09 2022-06-09 Container liquid cooling data center and liquid cooling control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210650531.XA CN117255523A (en) 2022-06-09 2022-06-09 Container liquid cooling data center and liquid cooling control method

Publications (1)

Publication Number Publication Date
CN117255523A true CN117255523A (en) 2023-12-19

Family

ID=89135562

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210650531.XA Pending CN117255523A (en) 2022-06-09 2022-06-09 Container liquid cooling data center and liquid cooling control method

Country Status (1)

Country Link
CN (1) CN117255523A (en)

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