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CN-224218709-U - Liquid cooling system and data center

CN224218709UCN 224218709 UCN224218709 UCN 224218709UCN-224218709-U

Abstract

The application discloses a liquid cooling system and a data center, wherein the liquid cooling system comprises a condensing device, a heat exchange device, a first pipeline and a second pipeline, wherein an output port of the condensing device is communicated with an input port of the first pipeline, an output port of the first pipeline is communicated with a primary side input port of the heat exchange device, a primary side output port of the heat exchange device is communicated with an input port of the second pipeline, an output port of the second pipeline is communicated with an input port of the condensing device, the first pipeline and the second pipeline are used for circulating fluorine, and the condensing device is used for converting input gaseous fluorine into liquid fluorine. By adopting the scheme of the application, compared with the scheme of using water as a cooling medium of a primary side, the anti-freezing problem during low-temperature use can be avoided.

Inventors

  • CAO WEIBING
  • Du huarui
  • YAN KUN
  • GE MINGZHU
  • HE XIHAO

Assignees

  • 北京世纪互联宽带数据中心有限公司

Dates

Publication Date
20260508
Application Date
20250514

Claims (10)

  1. 1. The liquid cooling system is characterized by comprising a condensing device, a heat exchange device, a first pipeline and a second pipeline, wherein: The output port of the condensing device is communicated with the input port of the first pipeline, the output port of the first pipeline is communicated with the primary side input port of the heat exchange device, the primary side output port of the heat exchange device is communicated with the input port of the second pipeline, the output port of the second pipeline is communicated with the input port of the condensing device, wherein the first pipeline and the second pipeline are used for circulating fluorine, and the condensing device is used for converting the input gaseous fluorine into liquid fluorine.
  2. 2. The liquid cooling system of claim 1, further comprising a control device electrically connected to the condensing device, the control device configured to control a fan speed of the condensing device.
  3. 3. The liquid cooling system of claim 2, further comprising a refrigerant pump disposed on the first conduit, the control device being electrically connected to the refrigerant pump, the control device further configured to control a rotational speed of the refrigerant pump.
  4. 4. The liquid cooling system of claim 3, further comprising a liquid reservoir disposed on the first conduit, the liquid reservoir being between an input port of the first conduit and a pump inlet of the refrigerant pump.
  5. 5. The liquid cooling system according to claim 3, further comprising a flow control device disposed on the first pipeline, the flow control device being proximate to an output port of the first pipeline, the control device being electrically connected to the flow control device, the control device further configured to control an opening of the flow control device.
  6. 6. The liquid cooling system according to claim 5, further comprising a first pressure detecting means and a second pressure detecting means, the first pressure detecting means and the second pressure detecting means being provided on the first pipe, the first pressure detecting means being located before a pump inlet of the refrigerant pump, the second pressure detecting means being located after a pump outlet of the refrigerant pump, the first pressure detecting means and the second pressure detecting means being electrically connected to the control means, the control means being further configured to control a rotational speed of the refrigerant pump or an opening degree of the flow control means based on a first pressure value detected by the first pressure detecting means and a second pressure value detected by the second pressure detecting means.
  7. 7. The liquid cooling system according to claim 5, further comprising a first temperature detecting device and a third pressure detecting device, wherein the first temperature detecting device and the third pressure detecting device are disposed on the second pipeline, the third pressure detecting device is located near an input port of the second pipeline, the first temperature detecting device is located between the input port of the second pipeline and the third pressure detecting device, the first temperature detecting device and the third pressure detecting device are electrically connected with the control device, and the control device is further configured to control an opening degree of the flow control device according to a first temperature value detected by the first temperature detecting device and a third pressure value detected by the third pressure detecting device.
  8. 8. The liquid cooling system according to claim 2, further comprising a fourth pressure detecting device disposed on the second pipeline, the fourth pressure detecting device being located near the output port of the second pipeline, the fourth pressure detecting device being electrically connected to the control device, the control device further being configured to control the fan speed according to a fourth pressure value detected by the fourth pressure detecting device.
  9. 9. The liquid cooling system of claim 1, further comprising an on-off device disposed on the second conduit.
  10. 10. A data center comprising a machine room, a server, a third pipeline, and the liquid cooling system of any one of claims 1 to 9, wherein: The server is arranged in the machine room, the input port of the third pipeline is communicated with the secondary side output port of the heat exchange device, the output port of the third pipeline is communicated with the secondary side input port of the heat exchange device, and the third pipeline is used for circulating water to dissipate heat of the server.

Description

Liquid cooling system and data center Technical Field The application belongs to the technical field of heat dissipation, and particularly relates to a liquid cooling system and a data center. Background With the continuous expansion of the data center scale, continuous improvement of the computation density, and rapid development of the training and reasoning computing power of the GPU (Graphics Processing Unit ), the traditional air cooling technology is gradually difficult to meet the requirement of efficient heat dissipation, and the liquid cooling technology gradually becomes a mainstream solution due to the higher unit heat dissipation capability and energy saving characteristic. The liquid cooling CDU (Coolant Distribution Unit) is a cold energy heat exchange distribution unit, is a heat exchange unit for cooling a primary side cold source and a secondary side liquid cooling server, and is a distribution unit for conveying cooling liquid for the secondary side liquid cooling server. In the related art, both the primary side (i.e., outdoor side) and the secondary side (i.e., indoor side) of the liquid cooling system use water as a cooling medium, and there is a problem of freezing prevention at low temperature. Disclosure of utility model The application aims to provide a liquid cooling system and a data center, which can solve the problem of low-temperature freezing prevention. In a first aspect, the embodiment of the application discloses a liquid cooling system, which comprises a condensing device, a heat exchange device, a first pipeline and a second pipeline, wherein an output port of the condensing device is communicated with an input port of the first pipeline, an output port of the first pipeline is communicated with a primary side input port of the heat exchange device, a primary side output port of the heat exchange device is communicated with an input port of the second pipeline, and an output port of the second pipeline is communicated with an input port of the condensing device, wherein the first pipeline and the second pipeline are used for circulating fluorine, and the condensing device is used for converting the input gaseous fluorine into liquid fluorine. In a second aspect, the embodiment of the application discloses a data center, which comprises a machine room, a server, a third pipeline and the liquid cooling system of the first aspect, wherein the server is arranged in the machine room, an input port of the third pipeline is communicated with a secondary side output port of a heat exchange device, an output port of the third pipeline is communicated with a secondary side input port of the heat exchange device, and the third pipeline is used for circulating water to dissipate heat of the server. The embodiment of the application provides a liquid cooling system, which comprises a condensing device, a heat exchange device, a first pipeline and a second pipeline, wherein an output port of the condensing device is communicated with an input port of the first pipeline, an output port of the first pipeline is communicated with a primary side input port of the heat exchange device, a primary side output port of the heat exchange device is communicated with an input port of the second pipeline, an output port of the second pipeline is communicated with an input port of the condensing device, the first pipeline and the second pipeline are used for circulating fluorine, and the condensing device is used for converting input gaseous fluorine into liquid fluorine. By adopting the scheme of the application, compared with the scheme of using water as a cooling medium of a primary side, the anti-freezing problem during low-temperature use can be avoided. Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application. Drawings The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which: FIG. 1 is a schematic diagram of a liquid cooling system according to an embodiment of the present application; FIG. 2 is a schematic diagram of another liquid cooling system according to an embodiment of the present application; FIG. 3 is a schematic flow chart of a control method of a liquid cooling system according to an embodiment of the present application; FIG. 4 is a control flow chart of a liquid cooling system according to an embodiment of the present application; FIG. 5 is a control flow diagram of another liquid cooling system according to an embodiment of the present application; FIG. 6 is a schematic diagram of a control device of a liquid cooling system according to an embodiment of the present application; fig. 7 is a schematic structural diagram of an electronic device according to a