Immersion-type liquid-cooling device and immersion-type liquid-cooling system

Patent metadata

Field	Value
Publication number	US-2025063686-A1
Application number	US-202218723057-A
Country	US
Kind code	A1
Filing date	Dec 12, 2022
Priority date	Dec 22, 2021
Publication date	Feb 20, 2025
Grant date	—

Abstract

Provided in embodiments of the disclosure are an immersion-type liquid-cooling device and an immersion-type liquid-cooling system. The immersion-type liquid-cooling device comprises: a cooling tank adapted to accommodate a main cooling liquid in a sealed manner; a main heat dissipation apparatus attached to the cooling tank and comprising an inner cavity enclosed by a housing, and a main circulating component and heat exchanger accommodated in the inner cavity, wherein the inner cavity is in communication with the cooling tank in a sealed manner, and the main circulating component is adapted to circulate the main cooling liquid between the cooling tank and the exterior of the heat exchanger; and a cold source interface coupled to the main heat dissipation apparatus and configured to allow an auxiliary cooling liquid to circulate between an external cold source and the interior of the heat exchanger.

First claim

I/We claim:

1 . An immersion-type liquid-cooling device comprising:
a cooling tank adapted to accommodate a main cooling liquid in a sealed manner so as to immerse, in the main cooling liquid, an electronic device to be cooled; a main heat dissipation apparatus attached to the cooling tank and comprising an inner cavity enclosed by a housing and a main circulating component and a heat exchanger accommodated in the inner cavity, wherein the inner cavity is in communication with the cooling tank in a sealed manner, and the main circulating component is adapted to circulate the main cooling liquid between the cooling tank and an exterior of the heat exchanger; and a cold source interface coupled to the main heat dissipation apparatus and configured to allow an auxiliary cooling liquid to circulate between an external cold source and an interior of the heat exchanger such that the auxiliary cooling liquid exchanges heat with the main cooling liquid at the heat exchanger.

2 . The immersion-type liquid-cooling device of claim 1 , wherein the main heat dissipation apparatus is detachably attached to the cooling tank.

3 . The immersion-type liquid-cooling device of claim 1 , further comprising:
a holder adapted to carry the cooling tank and the main heat dissipation apparatus.

4 . The immersion-type liquid-cooling device of claim 1 , wherein the one or more electronic devices are arranged in the cooling tank along an extension direction, and
a size of the immersion-type liquid-cooling device in the extension direction is not greater than 1.5 times a size of a height of the immersion-type liquid-cooling device.

5 . The immersion-type liquid-cooling device of claim 4 , wherein the size of the immersion-type liquid-cooling device in the extension direction is less than the size of the height of the immersion-type liquid-cooling device.

6 . The immersion-type liquid-cooling device of claim 4 , wherein the size of the immersion-type liquid-cooling device in the extension direction is less than a size of one half of the height of the immersion-type liquid-cooling device.

7 . The immersion-type liquid-cooling device of claim 1 , further comprising:
a plurality of inlet and outlet through holes arranged between the cooling tank and the inner cavity of the main heat dissipation apparatus for circulating the main cooling liquid between the cooling tank and the exterior of the heat exchanger.

8 . The immersion-type liquid-cooling device of claim 7 , wherein the cooling tank is set with a plurality of standards, and cooling tanks with the plurality of standards differ in depth and/or in size in the extension direction, and
the holder is adapted to accommodate a cooling tank with at least one of the plurality of standards.

9 . The immersion-type liquid-cooling device of claim 8 , further comprising a lifting bracket coupled to the holder and adapted to support at least one of the cooling tank and the main heat dissipation apparatus.

10 . The immersion-type liquid-cooling device of claim 1 , wherein the main heat dissipation apparatus is set with a plurality of standards, and main heat dissipation apparatuses with the plurality of standards have different circulating heat dissipation capacities, and
the holder is adapted to accommodate the main heat dissipation apparatus with at least one of the plurality of standards.

11 . The immersion-type liquid-cooling device of claim 1 , further comprising a lid coupled to the cooling tank to seal a top opening of the cooling tank.

12 . The immersion-type liquid-cooling device of claim 11 , wherein the lid is coupled to the cooling tank by a hinge in a rotatable manner.

13 . The immersion-type liquid-cooling device of claim 1 , wherein the main heat dissipation apparatus further comprises a liquid occupied block arranged in the inner cavity.

14 . The immersion-type liquid-cooling device of claim 1 , wherein the cold source interface comprises at least two sets of cold source interfaces.

15 . The immersion-type liquid-cooling device of claim 1 , wherein the cold source interface is at least partially arranged on the housing.

16 . An immersion-type liquid-cooling system comprising:
at least one immersion-type liquid-cooling device comprising:
a cooling tank adapted to accommodate a main cooling liquid in a sealed manner so as to immerse, in the main cooling liquid, an electronic device to be cooled:
a main heat dissipation apparatus attached to the cooling tank and comprising an inner cavity enclosed by a housing and a main circulating component and a heat exchanger accommodated in the inner cavity, wherein the inner cavity is in communication with the cooling tank in a sealed manner, and the main circulating component is adapted to circulate the main cooling liquid between the cooling tank and an exterior of the heat exchanger; and
a cold source interface coupled to the main heat dissipation apparatus and configured to allow an auxiliary cooling liquid to circulate between an external cold source and an interior of the heat exchanger such that the auxiliary cooling liquid exchanges heat with the main cooling liquid at the heat exchanger; and
an auxiliary cooling apparatus coupled to the cold source interface of the at least one immersion-type liquid-cooling device and adapted to circulate the auxiliary cooling liquid between the external cold source and the interior of the heat exchanger.

17 . The immersion-type liquid-cooling system of claim 16 , wherein the at least one immersion-type liquid-cooling device comprises a plurality of immersion-type liquid-cooling devices, and
the immersion-type liquid-cooling system further comprises a plurality of reserved interfaces adapted to be coupled to the cold source interface.

18 . The immersion-type liquid-cooling system of claim 17 , further comprising:
a base comprising a plurality of accommodating portions provided at predetermined positions for providing the plurality of immersion-type liquid-cooling devices, the plurality of accommodating portions corresponding to the plurality of reserved interfaces.

19 . The immersion-type liquid-cooling system of claim 16 , wherein the main cooling liquid comprises a fluorinated liquid or a mineral oil; and/or
the auxiliary cooling liquid comprises deionized water.

20 . An immersion-type liquid-cooling system for a large-scale cluster deployment comprising:
a base comprising a plurality of accommodating portions provided at predetermined positions: a plurality of reserved interfaces corresponding to positions of the plurality of accommodating portions: an auxiliary cooling apparatus configured between the plurality of reserved interfaces and an external cold source; and a plurality of immersion-type liquid-cooling devices arranged in the accommodating portions, one of the plurality of immersion-type liquid-cooling devices comprising:
a cooling tank adapted to accommodate a main cooling liquid in a sealed manner so as to immerse, in the main cooling liquid, an electronic device to be cooled:
a main heat dissipation apparatus attached to the cooling tank and comprising an inner cavity enclosed by a housing and a main circulating component and a heat exchanger accommodated in the inner cavity, wherein the inner cavity is in communication with the cooling tank in a sealed manner, and the main circulating component is adapted to circulate the main cooling liquid between the cooling tank and an exterior of the heat exchanger; and
a cold source interface coup

Assignees

• Beijing Bytedance Network Tech Co Ltd

Inventors

• Wang Jian
• Lin Bin
• Lv Zhichao
• Wang Shifeng
• Wang Ruidong

Classifications

• H05K7/20236 Primary

  by immersion · CPC title

• H05K7/20781 Primary

  within cabinets for removing heat from server blades · CPC title

• H05K7/20763

  Liquid cooling without phase change · CPC title

• H05K7/20272

  Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds · CPC title

• H05K7/20263

  Heat dissipaters releasing heat from coolant · CPC title