CN217064359U - Server cabinet and liquid immersion cooling system - Google Patents
Server cabinet and liquid immersion cooling system Download PDFInfo
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- CN217064359U CN217064359U CN202122972227.0U CN202122972227U CN217064359U CN 217064359 U CN217064359 U CN 217064359U CN 202122972227 U CN202122972227 U CN 202122972227U CN 217064359 U CN217064359 U CN 217064359U
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Abstract
The application discloses a server cabinet, which comprises a cabinet body and an upper cover; the cabinet body is provided with a cavity, an opening of the cavity is arranged corresponding to the upper cover, and the upper cover can cover or open the opening of the cavity; a circulating water outlet head and a circulating water inlet head are arranged in the cavity and are respectively positioned at two ends in the cavity; the circulating water outlet head is used for discharging the flowing medium in the cavity, and the circulating water inlet head is used for injecting the flowing medium into the cavity. The not good problem of current server refrigeration can be solved to this application. The application also relates to a liquid immersion cooling system adopting the server cabinet.
Description
Technical Field
The application relates to the field of server equipment refrigeration, in particular to a server cabinet and a liquid immersion cooling system.
Background
The existing servers and data centers adopt a circulating air cooling mode, and cool the equipment such as the servers and the like through cold air sent by a refrigerating unit; however, with the development of the industry, the power density is improved, and the cooling capacity of the circulating air cooling mode is approaching to the limit, so that the cooling requirement of the high-power density machine room arrangement cannot be met.
With the rapid development of cloud computing, the requirements on the performance of the server are higher and higher. The performance of the server is improved, the power consumption of the cabinet is increased in multiples, the power density of the cabinet of the data center is increased in multiples in recent years, and the traditional circulating air cooling heat dissipation cannot effectively dissipate the densely arranged servers.
Therefore, based on the above limitations, it is necessary to provide a new cooling method for cooling the server devices in the computer room.
Disclosure of Invention
An object of this application is to provide a server rack and liquid submergence cooling system, can solve the not good problem of current server refrigeration.
In order to achieve the above object, one aspect of the present application provides a server cabinet, which includes a cabinet body and an upper cover; the cabinet body is provided with a cavity, an opening of the cavity is arranged corresponding to the upper cover, and the upper cover can cover or open the opening of the cavity;
a circulating water outlet head and a circulating water inlet head are arranged in the cavity and are respectively positioned at two ends in the cavity; the circulating water outlet head is used for discharging the flowing medium in the cavity, and the circulating water inlet head is used for injecting the flowing medium into the cavity.
As a further improvement of the above technical solution: the circulating water outlet head comprises a first water outlet head and a second water outlet head; the circulating water inlet head comprises a first water inlet head and a second water inlet head; the first water outlet head and the first water inlet head are respectively positioned at two ends of the cavity; the second water outlet head and the second water inlet head are respectively positioned at two ends of the cavity.
As a further improvement of the technical scheme: the circulating water outlet head is positioned below the circulating water inlet head.
As a further improvement of the technical scheme: the cavity is detachably connected with a separation component which divides the cavity into two placing areas; the first water inlet head and the second water outlet head are positioned on one side of the separation component, and the second water inlet head and the first water outlet head are positioned on the other side of the separation component.
As a further improvement of the above technical solution: the separation assembly comprises a partition plate and two U-shaped plates; the two U-shaped plates are respectively connected to two sides in the cavity and are oppositely arranged; two ends of the partition board are inserted into the two U-shaped plates; and a sealing gasket is arranged on the bottom surface of the partition plate.
As a further improvement of the above technical solution: the first water inlet head comprises a strip-shaped pipe, and the strip-shaped pipe is arranged in parallel with the width direction of the cabinet body; one side of the strip-shaped pipe is provided with a connector which is communicated with the inside of the strip-shaped pipe and extends to the outside of the cabinet body; a plurality of water distribution openings are formed in the other side of the strip-shaped pipe and are arranged in a linear array along the width direction of the cabinet body; the first water outlet head, the second water outlet head, the first water inlet head and the second water inlet head are identical in structure.
In order to achieve the above object, another aspect of the present application further provides a liquid immersion cooling system, including the above server cabinet, the first heat exchanger, the second heat exchanger, and the external circulation loop;
two ends of the internal circulation part of the first heat exchanger are respectively communicated with the first water outlet head and the first water inlet head through a first pipeline; a first water pump is connected in series to the first pipeline and used for driving the flowing medium to circulate between the internal circulation part of the first heat exchanger and the server cabinet;
two ends of the internal circulation part of the second heat exchanger are respectively communicated with the second water outlet head and the second water inlet head through a second pipeline; a second water pump is connected in series on the second pipeline and used for driving a flowing medium to circulate between the internal circulation part of the second heat exchanger and the server cabinet;
the external circulation parts of the first heat exchanger and the second heat exchanger are connected in parallel and then connected in series on the external circulation loop.
As a further improvement of the technical scheme: and one end of the external circulation part of the first heat exchanger and one end of the external circulation part of the second heat exchanger are respectively provided with a switch valve.
As a further improvement of the technical scheme: the external circulation loop comprises an external circulation water pump, external heat dissipation equipment and a third pipeline; the third pipeline is connected end to end, and the outer circulating water pump and the outer heat dissipation equipment are connected in series on the third pipeline.
As a further improvement of the technical scheme: the first heat exchanger and the second heat exchanger both adopt plate heat exchangers; the flowing medium adopts perfluorinated compounds; the external heat dissipation equipment adopts a closed cooling tower.
Therefore, according to the technical scheme provided by the application, the server equipment can be placed in the server cabinet with the circulating refrigeration flowing medium for liquid cooling, so that the refrigeration effect is improved; meanwhile, two groups of water outlets and water inlets are arranged to form two internal circulations, so that alternate refrigeration or selective starting refrigeration can be performed, and multiple modes are provided; the two internal circulations run simultaneously, and the partition assembly can perform regional refrigeration to improve the refrigeration effect; furthermore, the water outlet head and the water inlet head are respectively positioned at two ends and are provided with a plurality of water distribution ports which are arranged in a linear array along the width direction of the cabinet body, so that the circulation is more uniform, and uneven refrigeration is avoided;
and the internal circulation refrigeration and the external circulation refrigeration of the server cabinet are separated, heat exchange is carried out through the heat exchanger, the flowing medium of the internal circulation refrigeration is prevented from being polluted, and the heat exchange effect and the normal operation of the internal server are ensured.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a server cabinet according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a part of a server cabinet in an embodiment provided by the present application;
FIG. 3 is a schematic diagram of a liquid submersion cooling system in an embodiment provided herein;
FIG. 4 is a schematic flow diagram of a flowing medium within a server rack in one embodiment;
FIG. 5 is a schematic flow diagram of a flowing medium in a server rack in another embodiment;
FIG. 6 is a schematic flow diagram of a flowing medium in a server rack in accordance with another embodiment;
in the figure: 1. a cabinet body; 11. a cavity; 2. an upper cover; 31. a first water outlet head; 32. a second water outlet head; 41. a first water inlet head; 411. a strip-shaped tube; 412. an interface; 413. a water diversion port; 42. a second water inlet head; 5. a partition member; 51. a partition plate; 52. a U-shaped plate; 53. a gasket; 6. a first heat exchanger; 61. a first water pump; 7. a second heat exchanger; 71. a second water pump; 8. an on-off valve; 91. an external circulation water pump; 92. an external heat sink; 93. a third pipeline.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings. The use of terms herein such as "upper," "lower," "below," "first end," "second end," "one end," "another end," and the like, to denote relative spatial positions, is for convenience of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms 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 at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Furthermore, the terms "mounted", "disposed", "provided", "connected", "slidably connected", "fixed" and "sleeved" are to be understood in a broad sense. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can 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 above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
With the rapid development of cloud computing, the requirements on the performance of the server are higher and higher. The performance of the server is improved, the power consumption of the cabinet is increased by multiple times, the power density of the cabinet of the data center is increased by multiple times in recent years, and the traditional circulating air cooling heat dissipation cannot effectively dissipate densely arranged servers.
Therefore, based on the above limitations, it is necessary to provide a new cooling method for cooling the server devices in the computer room.
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 in this application are only some embodiments of the present application, and not all embodiments of the present application. All other embodiments obtained by a person skilled in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
As shown in fig. 1, 2, 4, 5 and 6, in an implementable embodiment, a server cabinet is mainly used for installing, placing and refrigerating server equipment, and comprises a cabinet body 1 and an upper cover 2; a cavity 11 is arranged on the cabinet body 1, a flowing medium is filled in the cavity 11, an opening of the cavity 11 is arranged corresponding to the upper cover 2, and the upper cover 2 can cover or open the opening of the cavity 11; the opening of the cavity 11 can face any direction, and the upper cover 2 is used for sealing the opening so as to prevent the flowing medium inside from flowing out; optionally, in practical applications, the cabinet body 1 includes a bottom plate and peripheral side plates, the cavity 11 is an area formed by the bottom plate and the peripheral side plates, and an opening of the cavity 11 is opposite to the bottom plate; one end of the upper cover 2 is hinged to the top end of one side plate, so that the opening of the cavity 11 can be closed or opened;
certainly, in order to facilitate installation of the server device, some positioning and clamping structures (not shown in the figures) are further arranged inside the server cabinet;
in order to realize the circulating flow of the flowing medium in the cavity 11 and further perform heat exchange and circulating refrigeration with an external circulating loop through a heat exchanger, a circulating water outlet head and a circulating water inlet head are installed in the cavity 11 and are respectively positioned at two ends in the cavity 11, so that the flowing medium in the cavity 11 can be fully circulated; the circulating water outlet head is used for discharging the flowing medium in the cavity 11, and the circulating water inlet head is used for injecting the flowing medium into the cavity 11, so that the flowing medium inner circulation is formed.
Preferably, the circulating water outlet head comprises a first water outlet head 31 and a second water outlet head 32; the circulating water inlet head comprises a first water inlet head 41 and a second water inlet head 42; the first water outlet head 31 and the first water inlet head 41 are respectively positioned at two ends of the cavity 11; the second water outlet head 32 and the second water inlet head 42 are respectively located at two ends of the cavity 11, and the circulating water outlet head is located below the circulating water inlet head, so as to form two refrigerating inner circulations, which can perform alternate refrigeration, specifically, performing alternate refrigeration operation with reference to fig. 5 and 6, wherein arrows in the figures indicate the circulating direction of the flowing medium.
Further, referring specifically to fig. 4, a separation assembly 5 is detachably connected in the cavity 11, and the separation assembly 5 divides the cavity 11 into two placement areas; the first water inlet head 41 and the second water outlet head 32 are located on one side of the partition member 5, and the second water inlet head 42 and the first water outlet head 31 are located on the other side of the partition member 5.
The partition assembly 5 comprises a partition plate 51 and two U-shaped plates 52; the two U-shaped plates 52 are respectively connected to two sides of the interior of the cavity 11, and the two U-shaped plates 52 are oppositely arranged, so that the partition plate 51 is conveniently connected; two ends of the partition board 51 are inserted into the two U-shaped plates 52; the bottom surface of the partition plate 51 is provided with a sealing gasket 53, so that the contact sealing performance of the partition plate 51 and the bottom surface of the cavity 11 is ensured.
In order to ensure the uniformity of the circulation of the flowing medium, the first water inlet head 41 of the present application comprises a strip-shaped pipe 411, and the strip-shaped pipe 411 is arranged in parallel with the width direction of the cabinet body 1; one side of the strip-shaped pipe 411 is provided with a connector 412 which is communicated with the inside of the strip-shaped pipe 411 and extends to the outside of the cabinet body 1, so that an external pipeline can be conveniently connected with the strip-shaped pipe 411; the other side of the strip-shaped pipe 411 is provided with a plurality of water distribution ports 413, and the plurality of water distribution ports 413 are arranged in a linear array along the width direction of the cabinet body 1, so that the flowing media injected and discharged are dispersed, the flowing media are circulated more uniformly, and the refrigeration effect is improved; the first water outlet head 31, the second water outlet head 32, the first water inlet head 41 and the second water inlet head 42 have the same structure.
Based on the same inventive concept, the present application also provides a liquid submersion cooling system, as shown in fig. 3, which in one realizable embodiment comprises the above-described server cabinet, the first heat exchanger 6, the second heat exchanger 7, and the external circulation loop;
two ends of the internal circulation part of the first heat exchanger 6 are respectively communicated with the first water outlet head 31 and the first water inlet head 41 through a first pipeline; the first pipeline is connected in series with a first water pump 61, the first water pump 61 is used for driving a flowing medium to circulate between the internal circulation part of the first heat exchanger 6 and the server cabinet, namely, the flowing medium is driven to enter the server cabinet through a first water inlet head 41, then is discharged from a first water outlet head 31, flows to the internal circulation part of the first heat exchanger 6, and then enters the first water inlet head 41 through the first water pump 61;
two ends of the internal circulation part of the second heat exchanger 7 are respectively communicated with the second water outlet head 32 and the second water inlet head 42 through a second pipeline; a second water pump 71 is connected in series to the second pipeline, and the second water pump 71 is used for driving a flowing medium to circulate between the internal circulation part of the second heat exchanger 7 and the server cabinet, that is, the flowing medium is driven to enter the server cabinet through the second water inlet head 42, then is discharged from the second water outlet head 32 to the internal circulation part of the second heat exchanger 7 for heat exchange, and then flows back to the second water inlet head 42 through the second water pump 71; the external circulation parts of the first heat exchanger 6 and the second heat exchanger 7 are connected in parallel and then connected in series on the external circulation loop.
It should be noted that the internal circulation portion of the first heat exchanger 6 and the internal circulation portion of the second heat exchanger 7 are commercially available heat exchangers, such as plate heat exchangers, which include two pipes for exchanging heat with the liquid flowing through the two pipes, wherein for the convenience of description, one of the pipes is named as the internal circulation portion and the other pipe is named as the external circulation portion
Furthermore, one end of the external circulation part of the first heat exchanger 6 and one end of the external circulation part of the second heat exchanger 7 are respectively provided with a switch valve 8, and the on-off of the corresponding branch is controlled by the switch valves 8.
Optionally, an external circulation loop provided by the present application includes an external circulation water pump 91, an external heat dissipation device 92, and a third pipeline 93; the third pipeline 93 is connected end to end, and the external circulation water pump 91 and the external heat dissipation device 92 are connected in series on the third pipeline 93.
The first heat exchanger 6 and the second heat exchanger 7 both adopt plate heat exchangers; the flowing medium adopts perfluorinated compounds; the external heat sink 92 employs a closed cooling tower.
The liquid immersion cooling system of the present application can be used in two situations:
the first condition is as follows: referring specifically to fig. 3, 5 and 6, the partition assembly 5 is not provided, and the first heat exchanger 6 and the second heat exchanger 7 are alternately used, so that the first water pump 61 and the second water pump 71 are prevented from working and circulating for a long time; the working process is that after the first water pump 61 works for a period of time, the first water pump stops, the second water pump 71 is opened to continue working, and the operation is circulated in sequence; it should be noted that, when the first water pump 61 or the second water pump 71 operates, the corresponding on-off valve 8 is opened, and the other on-off valve 8 is closed.
Case two: referring to fig. 3 and 4 in particular, the separation assembly 5 is arranged to divide the cavity 11 into two placement areas, and the first heat exchanger 6 and the second heat exchanger 7 are used together to improve the refrigeration effect; the working process is that for one area, the first water inlet head 41 is used for water inlet, and the second water outlet head 32 is used for water drainage to form a cycle; for the other area, the second water inlet head 42 is used for water inlet, and the first water outlet head 31 is used for water drainage to form a circulation, so that the circulation of the flowing medium in the cavity 11 is accelerated, and the refrigeration effect is improved.
Therefore, according to the technical scheme provided by the application, the server equipment can be placed in the server cabinet with the circulating refrigeration flowing medium for liquid cooling, so that the refrigeration effect is improved; meanwhile, two groups of water outlets and water inlets are arranged to form two internal circulations, so that alternate refrigeration or selective starting refrigeration can be performed, and multiple modes are provided; the two internal circulations run simultaneously, and the partition assembly can perform regional refrigeration to improve the refrigeration effect; furthermore, the water outlet head and the water inlet head are respectively positioned at two ends and are provided with a plurality of water distribution ports which are arranged in a linear array along the width direction of the cabinet body, so that the circulation is more uniform, and uneven refrigeration is avoided; and the internal circulation refrigeration and the external circulation refrigeration of the server cabinet are separated, heat exchange is carried out through the heat exchanger, the flowing medium of the internal circulation refrigeration is prevented from being polluted, and the heat exchange effect and the normal operation of the internal server are ensured.
The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements and the like that are made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. The server cabinet is characterized by comprising a cabinet body (1) and an upper cover (2); a cavity (11) is arranged on the cabinet body (1), an opening of the cavity (11) is arranged corresponding to the upper cover (2), and the upper cover (2) can cover or open the opening of the cavity (11);
a circulating water outlet head and a circulating water inlet head are arranged in the cavity (11), and the circulating water outlet head and the circulating water inlet head are respectively positioned at two ends in the cavity (11); the circulating water outlet head is used for discharging the flowing medium in the cavity (11), and the circulating water inlet head is used for injecting the flowing medium into the cavity (11).
2. The server cabinet according to claim 1, wherein the circulation water outlet head comprises a first water outlet head (31) and a second water outlet head (32); the circulating water inlet head comprises a first water inlet head (41) and a second water inlet head (42);
the first water outlet head (31) and the first water inlet head (41) are respectively positioned at two ends of the cavity (11); the second water outlet head (32) and the second water inlet head (42) are respectively positioned at two ends of the cavity (11).
3. The server cabinet of claim 2, wherein the water circulation outlet head is located below the water circulation inlet head.
4. The server cabinet according to claim 2 or 3, wherein a separation component (5) is detachably connected in the cavity (11), and the separation component (5) divides the cavity (11) into two placement areas; the first water inlet head (41) and the second water outlet head (32) are positioned on one side of the separation component (5), and the second water inlet head (42) and the first water outlet head (31) are positioned on the other side of the separation component (5).
5. The server cabinet according to claim 4, wherein the partition assembly (5) comprises two U-shaped plates (52) and a bulkhead (51);
the two U-shaped plates (52) are respectively connected to two sides in the cavity (11), and the two U-shaped plates (52) are oppositely arranged; two ends of the partition plate (51) are inserted into the two U-shaped plates (52); and a sealing gasket (53) is arranged on the bottom surface of the partition plate (51).
6. The server cabinet according to claim 4, wherein the first water inlet head (41) comprises a strip-shaped pipe (411), the strip-shaped pipe (411) being arranged in parallel with a width direction of the cabinet body (1); one side of the strip-shaped pipe (411) is provided with an interface (412) which is communicated with the inside of the strip-shaped pipe (411) and extends to the outside of the cabinet body (1); a plurality of water diversion ports (413) are formed in the other side of the strip-shaped pipe (411), and the water diversion ports (413) are arranged in a linear array mode along the width direction of the cabinet body (1);
the first water outlet head (31), the second water outlet head (32), the first water inlet head (41) and the second water inlet head (42) are identical in structure.
7. A liquid submersion cooling system comprising the server cabinet of claim 4, a first heat exchanger (6), a second heat exchanger (7), and an external circulation loop;
two ends of the internal circulation part of the first heat exchanger (6) are respectively communicated with the first water outlet head (31) and the first water inlet head (41) through a first pipeline; a first water pump (61) is connected in series on the first pipeline, and the first water pump (61) is used for driving the flowing medium to circulate between the internal circulation part of the first heat exchanger (6) and the server cabinet;
two ends of the internal circulation part of the second heat exchanger (7) are respectively communicated with the second water outlet head (32) and the second water inlet head (42) through a second pipeline; a second water pump (71) is connected in series to the second pipeline, and the second water pump (71) is used for driving a flowing medium to circulate between the internal circulation part of the second heat exchanger (7) and the server cabinet;
and the external circulation parts of the first heat exchanger (6) and the second heat exchanger (7) are connected in parallel and then connected in series on the external circulation loop.
8. A liquid submersion cooling system according to claim 7, wherein one end of the external circulation portion of the first heat exchanger (6) and one end of the external circulation portion of the second heat exchanger (7) are provided with a switching valve (8), respectively.
9. The liquid submersion cooling system of claim 8, wherein the external circulation loop comprises an external circulation water pump (91), an external heat sink (92), and a third pipeline (93); the third pipeline (93) is connected end to end, and the outer circulating water pump (91) and the outer heat dissipation device (92) are connected in series on the third pipeline (93).
10. A liquid immersion cooling system as claimed in claim 9, wherein the first heat exchanger (6) and the second heat exchanger (7) each employ a plate heat exchanger; the flowing medium adopts perfluorinated compounds; the external heat dissipation device (92) adopts a closed cooling tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122972227.0U CN217064359U (en) | 2021-11-30 | 2021-11-30 | Server cabinet and liquid immersion cooling system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122972227.0U CN217064359U (en) | 2021-11-30 | 2021-11-30 | Server cabinet and liquid immersion cooling system |
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| CN217064359U true CN217064359U (en) | 2022-07-26 |
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| CN202122972227.0U Active CN217064359U (en) | 2021-11-30 | 2021-11-30 | Server cabinet and liquid immersion cooling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024055524A1 (en) * | 2022-09-13 | 2024-03-21 | 苏州元脑智能科技有限公司 | Immersion water tank and server cooling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024055524A1 (en) * | 2022-09-13 | 2024-03-21 | 苏州元脑智能科技有限公司 | Immersion water tank and server cooling system |
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