CN112764496A - Liquid cooling implementation method of liquid cooling system and liquid cooling system thereof - Google Patents
Liquid cooling implementation method of liquid cooling system and liquid cooling system thereof Download PDFInfo
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- CN112764496A CN112764496A CN202110116519.6A CN202110116519A CN112764496A CN 112764496 A CN112764496 A CN 112764496A CN 202110116519 A CN202110116519 A CN 202110116519A CN 112764496 A CN112764496 A CN 112764496A
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- 239000007788 liquid Substances 0.000 title claims abstract description 229
- 238000001816 cooling Methods 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000000110 cooling liquid Substances 0.000 claims abstract description 213
- 239000002826 coolant Substances 0.000 claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 238000010992 reflux Methods 0.000 claims description 81
- 230000000903 blocking effect Effects 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 description 8
- 230000033228 biological regulation Effects 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 239000012809 cooling fluid Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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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
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a liquid cooling realization method of a liquid cooling system and the liquid cooling system thereof, which are based on a cooling liquid storage box (1) for containing electronic heating components and a cooling liquid return box (3); the method comprises monitoring the temperature T1 of the coolant reservoir; monitoring a core temperature T2 of a heat generating component operating in a coolant reservoir; when the difference T between the core temperature T2 and the temperature T1 is judged to be smaller than a first preset temperature, and the core temperature T2 is larger than a second preset temperature, controlling the cold liquid outflow rate of the cooling liquid storage tank (1) and the cold liquid backflow rate of the cooling liquid backflow tank (3); and when the difference T between the core temperature T2 and the temperature T1 is judged to be larger than a third preset temperature, controlling the cold liquid outflow rate of the cooling liquid storage tank (1) and/or the cold liquid backflow rate of the cooling liquid backflow tank (3). The situation that the temperature of an electronic heating component is too high is avoided, and the power consumption of the electronic heating component is reasonably controlled.
Description
Technical Field
The invention relates to a liquid cooling implementation method of a liquid cooling system and the liquid cooling system thereof.
Background
Heating of electronic products is a common phenomenon during operation, and therefore heat dissipation and cooling are very important guarantee means for the electronic products. For example, for electronic products such as computers, devices such as CPUs and display cards generate significant high temperature during operation, and heat dissipation is required to ensure normal operation and long service life of the devices.
The traditional refrigeration mode mainly cools the server through refrigeration equipment such as a fan and an air conditioner, not only occupies space, but also almost has half of electric energy consumption in heat dissipation. In order to save energy consumption and not influence the performance of the server, the liquid cooling technology gradually moves from the back to the front desk. In the liquid cooling heat dissipation technology, a server is immersed in cooling liquid, and the energy consumption for heat dissipation is almost zero; the space can be saved by more than 75%, and the calculation capacity in unit volume is improved by 10 times than that in the past; high leakproofness also makes components and parts keep away from humidity, dust, the influence of vibration, and the condition of being disturbed is 0 almost.
However, when the liquid cooling heat dissipation system is in abnormal operation, the heat dissipation capability is reduced, and the risk of damage to the electronic heating component due to over-high temperature is likely to occur, and then the power consumption of the liquid cooling heat dissipation system cannot be controlled.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a liquid cooling implementation method of a liquid cooling system, which avoids the situation of overhigh temperature of an electronic heating component and reasonably controls the power consumption of the electronic heating component.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a liquid cooling method of a liquid cooling system is based on a cooling liquid storage box used for containing electronic heating components, wherein cooling liquid capable of flushing the electronic heating components from top to bottom is contained in the cooling liquid storage box; the cooling liquid reflux box is used for receiving the cooling liquid flowing out of the cooling liquid storage box at one end and sending the cooling liquid subjected to reflux treatment by the cooling liquid reflux box to the cooling liquid storage box at the other end; the method comprises monitoring the temperature T1 of the coolant reservoir; monitoring a core temperature T2 of a heat generating component operating in a coolant reservoir; when the difference T between the core temperature T2 and the temperature T1 is judged to be smaller than a first preset temperature, and the core temperature T2 is larger than a second preset temperature, controlling the cold liquid outflow rate of a cooling liquid storage tank and the cold liquid backflow rate of a cooling liquid backflow tank; and when the difference T between the core temperature T2 and the temperature T1 is judged to be larger than a third preset temperature, controlling the cold liquid outflow rate of the cooling liquid storage tank and/or the cold liquid backflow rate of the cooling liquid return tank.
Further, the first preset temperature is 13 ℃; the second preset temperature is 78 degrees, and the third preset temperature is 30 degrees.
Further, when the difference T between the core temperature T2 and the temperature T1 is determined to be less than a first preset temperature and the core temperature T2 is greater than a second preset temperature, the cold liquid outflow rate of the cooling liquid storage tank is increased to 1.2 to 1.5 times of the set cold liquid outflow rate, and the cold liquid backflow rate of the cooling liquid backflow tank is increased to 1.2 to 1.5 times of the set cold liquid backflow rate.
Further, when the difference T between the core temperature T2 and the temperature T1 is judged to be larger than a third preset temperature, the cold liquid outflow rate of the cooling liquid storage tank is reduced to 0.6-0.8 time of the set cold liquid outflow rate, or the cold liquid backflow rate of the cooling liquid backflow tank is reduced to 0.6-0.8 time of the set cold liquid backflow rate.
Further, when the difference T between the core temperature T2 and the temperature T1 is judged to be larger than a third preset temperature, the cold liquid outflow rate of the cooling liquid storage tank is reduced to 0.7-0.9 time of the set cold liquid outflow rate, and the cold liquid backflow rate of the cooling liquid backflow tank is reduced to 0.7-0.9 time of the set cold liquid backflow rate.
Compared with the prior art, the method has the following advantages:
in the present design, when it is determined that the difference T between the core temperature T2 and the temperature T1 is smaller than a first preset temperature and the core temperature T2 is greater than a second preset temperature, the cold fluid outflow rate of the cooling fluid storage tank and the cold fluid backflow rate of the cooling fluid backflow tank are controlled to avoid the situation that the temperature of the electronic heat generating components is too high; and when the difference T between the core temperature T2 and the temperature T1 is judged to be larger than a third preset temperature, the cold liquid outflow rate of the cooling liquid storage tank and/or the cold liquid backflow rate of the cooling liquid backflow tank are/is controlled, so that the power consumption of the cooling liquid storage tank and/or the cooling liquid backflow tank is reasonably controlled.
The invention aims to provide a liquid cooling system, which avoids the situation of overhigh temperature of an electronic heating component and reasonably controls the power consumption of the electronic heating component.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a liquid cooling system comprises a cooling liquid storage box for containing electronic heating components, wherein cooling liquid capable of washing the electronic heating components from top to bottom is contained in the cooling liquid storage box; the first liquid pump pumps the washed cooling liquid out of the cooling liquid storage tank; one end of the cooling liquid return tank receives the cooling liquid pumped out by the first liquid pump, and the other end of the cooling liquid return tank sends the cooling liquid subjected to the backflow treatment of the cooling liquid return tank to the cooling liquid storage tank; and the second liquid pump is used for sending the cooling liquid subjected to the reflux treatment of the cooling liquid reflux box to the cooling liquid storage box.
Further, it also includes a controller; the working frequency of the first liquid pump is adjustable, so that the size of the cold liquid outflow rate is adjusted; the working frequency of the second liquid pump is adjustable, so that the size of the cold liquid flow-back rate is adjusted.
The controller is connected with the control end of the first liquid pump and the control end of the second liquid pump so as to obtain the current frequency of the first liquid pump and send out a control signal for increasing the frequency or decreasing the frequency.
Furthermore, a liquid return regulation frame is arranged in the cooling liquid return tank, and the liquid return regulation frame comprises a first transverse part for separating a liquid inlet and a liquid outlet of the cooling liquid return tank and a plurality of first longitudinal parts for separating a plurality of cooling liquid return branches; the liquid inlet, the cooling liquid return branch and the liquid outlet are sequentially communicated;
the liquid inlet of the cooling liquid reflux box is arranged below the first transverse part, and the liquid outlet of the cooling liquid reflux box is arranged above the first transverse part;
the number of the first longitudinal parts is three; the first longitudinal part is longitudinally arranged in the cooling liquid return tank, the upper end of the first longitudinal part and the top of the cooling liquid return tank leave a space, and the lower section of the first longitudinal part is connected with the middle of the first transverse part; the second first longitudinal part is longitudinally arranged in the cooling liquid return tank, the upper end of the second longitudinal part is connected with the top of the cooling liquid return tank, and the lower section of the second longitudinal part and the first transverse part leave a space; the third first longitudinal part is longitudinally arranged in the cooling liquid reflux box, the upper end of the third longitudinal part is reserved with a space with the top of the cooling liquid reflux box, and the lower section of the third longitudinal part is connected with the tail end of the first transverse part;
the first longitudinal part, the second first longitudinal part and the third first longitudinal part are arranged from left to right in the cooling liquid return box to form a cooling liquid return branch from right to left;
the height of the third first longitudinal part is smaller than that of the first longitudinal part; the distance from the second first longitudinal part to the first transverse part is greater than the distance from the third first longitudinal part to the top of the cooling liquid return tank; the third first longitudinal part is in transition connection with the tail end of the first transverse part through an arc section; the left side and the right side of the joint of the second first longitudinal part and the first transverse part are round sliding surfaces.
Further, a T-shaped frame for separating a liquid inlet and a liquid outlet of the cooling liquid reflux box is arranged in the cooling liquid reflux box, a plurality of drainage strips are arranged between the T-shaped frame and the cooling liquid reflux box from top to bottom to form a cooling liquid return branch from bottom to top, and the liquid inlet, the cooling liquid return branch and the liquid outlet are sequentially communicated; the T-shaped frame comprises a second transverse part and a second longitudinal part; one end of the second transverse part is connected with one side of the cooling liquid reflux box to vertically separate a liquid inlet and a liquid outlet of the cooling liquid reflux box, and the other end of the second transverse part and the opposite side of the cooling liquid reflux box leave a space; the second longitudinal part is positioned above the second transverse part, the lower end of the second longitudinal part is connected with the middle position of the second transverse part, and the upper end of the second longitudinal part and the top of the cooling liquid return tank leave a space; the number of the drainage strips is four, and the drainage strips are horizontal transverse strips; two of the drainage strips are horizontally connected with the second longitudinal part of the T-shaped frame respectively, and the remaining two drainage strips are horizontally connected with the side wall of the cooling liquid reflux box; the four drainage strips are spaced up and down, and the length of each drainage strip is smaller than the distance from the second longitudinal part of the T-shaped frame to the side wall of the cooling liquid reflux box.
Furthermore, a blocking frame and a side wall guide block are arranged in the cooling liquid reflux box, and the blocking frame is provided with a third transverse part for transversely separating a liquid inlet and a liquid outlet of the cooling liquid reflux box and a third longitudinal part for longitudinally separating the left side and the right side of the cooling liquid reflux box; the side wall guide block is arranged on the inner wall of the cooling liquid reflux box at the opposite side of the third longitudinal part, a spiral upward liquid return cooling flow channel is formed between the side wall guide block and the inner wall of the cooling liquid reflux box, a liquid inlet of the cooling liquid reflux box, the liquid return cooling flow channel and a liquid outlet of the cooling liquid reflux box are sequentially communicated;
a space is separated between the top of the third longitudinal part and the top of the cooling liquid return tank, and the top of the third longitudinal part is provided with a flow guide surface which is connected left and right; the blocking frame further comprises a blocking frame guide block; the baffle frame guide block faces to one side of the side wall guide block on the third longitudinal part; the blocking frame guide blocks and the side wall guide blocks are distributed in a vertically staggered mode.
Compared with the prior art, the structure design has the following advantages:
in the design, the first liquid pump and the second liquid pump are matched to control the inlet and outlet rate of the cooling liquid in the cooling liquid return box, avoid the situation that the temperature of an electronic heating component is too high, and reasonably control the power consumption of the electronic heating component.
Drawings
FIG. 1 is a flow chart of the present invention.
Fig. 2 is a schematic plan view of a liquid cooling system of the present invention.
Fig. 3 is a schematic plan view of a second liquid cooling system of the present invention.
Fig. 4 is a schematic plan view of a third liquid cooling system of the present invention.
Shown in the figure: 1. a coolant reservoir; 211. a first liquid pump; 212. a second liquid pump; 3. a coolant return tank; 411. a first liquid outlet pipe; 412. a second liquid outlet pipe; 413. liquid outlet corner shower head; 511. a first liquid return pipe; 512. a second liquid return pipe; 513. liquid return corner shower nozzle; 6. returning liquid to a regular rack; 611. a first lateral portion; 612. a second transverse portion; 613. a third transverse portion; 711. a first longitudinal portion; 712. a second longitudinal portion; 713. a third longitudinal portion; 8. a T-shaped frame; 9. a drainage strip; 1001. a flow guide surface; 1002. keep off frame guide block.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
The embodiment discloses a liquid cooling method of a liquid cooling system, which is shown in fig. 1-4, and is based on a cooling liquid storage tank 1 for containing electronic heat-generating components, wherein the cooling liquid storage tank contains cooling liquid capable of flushing the electronic heat-generating components from top to bottom; the cooling liquid reflux box 3 is used for receiving the cooling liquid flowing out from the cooling liquid storage box 1 at one end and sending the cooling liquid subjected to reflux treatment by the cooling liquid reflux box 3 to the cooling liquid storage box 1 at the other end; the method comprises monitoring the temperature T1 of the coolant reservoir; monitoring a core temperature T2 of a heat generating component operating in a coolant reservoir; when the difference T between the core temperature T2 and the temperature T1 is judged to be smaller than a first preset temperature, and the core temperature T2 is larger than a second preset temperature, controlling the cold liquid outflow rate of the cooling liquid storage tank 1 and the cold liquid backflow rate of the cooling liquid backflow tank 3; and when the difference T between the core temperature T2 and the temperature T1 is judged to be larger than a third preset temperature, controlling the cold liquid outflow rate of the cooling liquid storage tank 1 and/or the cold liquid backflow rate of the cooling liquid backflow tank 3.
The first preset temperature is 13 ℃; the second preset temperature is 78 degrees, and the third preset temperature is 30 degrees.
When the difference T between the core temperature T2 and the temperature T1 is judged to be smaller than a first preset temperature, and the core temperature T2 is larger than a second preset temperature, the cold liquid outflow rate of the cooling liquid storage tank 1 is increased to 1.2-1.5 times of the set cold liquid outflow rate, and the cold liquid backflow rate of the cooling liquid backflow tank 3 is increased to 1.2-1.5 times of the set cold liquid backflow rate.
When the difference T between the core temperature T2 and the temperature T1 is judged to be larger than a third preset temperature, the cold liquid outflow rate of the cooling liquid storage tank 1 is reduced to 0.6-0.8 time of the set cold liquid outflow rate, or the cold liquid backflow rate of the cooling liquid backflow tank 3 is reduced to 0.6-0.8 time of the set cold liquid backflow rate.
When the difference T between the core temperature T2 and the temperature T1 is larger than a third preset temperature, the cold liquid outflow rate of the cooling liquid storage tank 1 is reduced to 0.7-0.9 time of the set cold liquid outflow rate, and the cold liquid backflow rate of the cooling liquid backflow tank 3 is reduced to 0.7-0.9 time of the set cold liquid backflow rate.
The liquid cooling implementation method of the liquid cooling system is realized.
The embodiment further provides three liquid cooling systems with different structures, specifically shown in fig. 2 to 4, wherein the three liquid cooling systems are characterized in that cooling liquid in the cooling liquid storage tank 1 is subjected to cooling reflux treatment, so that the situation that the cooling liquid is directly sent out without being subjected to cooling reflux treatment is avoided.
Wherein, the structure of a liquid cooling system is as follows: the electronic heating device comprises a cooling liquid storage box 1 for containing electronic heating components, wherein cooling liquid capable of washing the electronic heating components from top to bottom is contained in the cooling liquid storage box; the first liquid pump 211 pumps the washed cooling liquid out of the cooling liquid storage tank 1; a coolant return tank 3, one end of which receives the coolant pumped out by the first liquid pump 211 and the other end of which sends the coolant subjected to the reflux treatment by the coolant return tank 3 to the coolant storage tank 1; and a second pump 212 for sending the cooling liquid from the cooling liquid reflux tank 3 to the cooling liquid storage tank 1.
A liquid return regulation frame 6 is arranged in the cooling liquid reflux box 3, and the liquid return regulation frame 6 comprises a first transverse part 611 for separating a liquid inlet and a liquid outlet of the cooling liquid reflux box 3 and a plurality of first longitudinal parts 711 for separating a plurality of cooling liquid return branches; the liquid inlet, the cooling liquid return branch and the liquid outlet are sequentially communicated;
the liquid inlet of the cooling liquid reflux box 3 is arranged below the first transverse part 611, and the liquid outlet of the cooling liquid reflux box 3 is arranged above the first transverse part 611;
the number of the first vertical parts 711 is three; the first longitudinal portion 711 is longitudinally disposed in the coolant return tank 3, and has an upper end spaced apart from the top of the coolant return tank 3 and a lower end connected to the middle of the first transverse portion 611; the second first longitudinal portion 711 is longitudinally disposed in the coolant return tank 3, and has an upper end connected to the top of the coolant return tank 3 and a lower end spaced from the first transverse portion 611; the third first longitudinal portion 711 is longitudinally disposed in the coolant return tank 3, and has an upper end spaced from the top of the coolant return tank 3 and a lower end connected to the end of the first transverse portion 611;
the first longitudinal portion 711, the second first longitudinal portion 711, and the third first longitudinal portion 711 are arranged from left to right in the coolant return tank 3 to form a cooling return branch from right to left;
the third first longitudinal portion 711 is shorter in height than the first longitudinal portion 711; the distance from the second first longitudinal portion 711 to the first lateral portion 611 is greater than the distance from the third first longitudinal portion 711 to the top of the coolant return tank 3; the third first longitudinal portion 711 is transitionally connected with the end of the first transverse portion 611 through an arc segment; the second first longitudinal portion 711 and the first lateral portion 611 are smooth at the left and right sides.
Wherein, another kind of liquid cooling system's structure is as follows:
the electronic heating device comprises a cooling liquid storage box 1 for containing electronic heating components, wherein cooling liquid capable of washing the electronic heating components from top to bottom is contained in the cooling liquid storage box; the first liquid pump 211 pumps the washed cooling liquid out of the cooling liquid storage tank 1; a coolant return tank 3, one end of which receives the coolant pumped out by the first liquid pump 211 and the other end of which sends the coolant subjected to the reflux treatment by the coolant return tank 3 to the coolant storage tank 1; and a second pump 212 for sending the cooling liquid from the cooling liquid reflux tank 3 to the cooling liquid storage tank 1.
A T-shaped frame 8 for separating a liquid inlet and a liquid outlet of the cooling liquid reflux box 3 is arranged in the cooling liquid reflux box 3, a plurality of drainage strips 9 are arranged between the T-shaped frame 8 and the cooling liquid reflux box 3 from top to bottom to form a cooling liquid return branch from bottom to top, and the liquid inlet, the cooling liquid return branch and the liquid outlet are sequentially communicated; the T-shaped frame 8 comprises a second transverse portion 612 and a second longitudinal portion 712;
one end of the second transverse portion 612 is connected with one side of the cooling liquid reflux box 3 to vertically separate a liquid inlet and a liquid outlet of the cooling liquid reflux box 3, and the other end of the second transverse portion is spaced from the opposite side of the cooling liquid reflux box 3;
the second longitudinal portion 712 is located above the second transverse portion 612, and the lower end thereof is connected to the middle of the second transverse portion 612, and the upper end thereof is spaced from the top of the coolant return tank 3;
the number of the drainage strips 9 is four, and the drainage strips 9 are horizontal transverse strips; two of the drainage strips 9 are horizontally connected with the second longitudinal part 712 of the T-shaped frame 8, and the remaining two drainage strips are horizontally connected with the side wall of the cooling liquid reflux box 3; the four drainage strips 9 are spaced up and down, and the length of each drainage strip 9 is smaller than the distance from the second longitudinal part 712 of the T-shaped frame 8 to the side wall of the cooling liquid reflux box 3.
Wherein, another kind of liquid cooling system's structure is as follows:
a baffle frame 10 and a side wall guide block 11 are arranged in the cooling liquid reflux box 3, and the baffle frame 10 is provided with a third transverse part 613 for transversely separating a liquid inlet and a liquid outlet of the cooling liquid reflux box 3 and a third longitudinal part 713 for longitudinally separating the left side and the right side of the cooling liquid reflux box 3; the side wall guide block 11 is arranged on the inner wall of the cooling liquid reflux box 3 at the opposite side of the third longitudinal part 713, a spiral upward liquid return cooling channel is formed between the inner wall and the inner wall, a liquid inlet of the cooling liquid reflux box 3, a liquid return cooling channel and a liquid outlet of the cooling liquid reflux box 3 are sequentially communicated;
a space is formed between the top of the third vertical part 713 and the top of the coolant return tank 3, and the top of the third vertical part 713 is provided with a flow guide surface 1001 which is connected with the left and the right; the blocking frame 10 further comprises a blocking frame guide block 1002; the catch frame guide block 1002 is directed toward the side of the side wall guide block 11 at the third longitudinal portion 713; the blocking frame guide blocks 1002 and the side wall guide blocks 11 are distributed in a vertically staggered manner.
In the three liquid cooling systems, the following structural support can also be adopted.
The liquid cooling system further comprises a first liquid outlet pipe 411 positioned in the cooling liquid storage tank 1, a second liquid outlet pipe 412 positioned outside the cooling liquid storage tank 1 and a liquid outlet corner shower head 413; one end of the second liquid outlet pipe 412 is connected with the cooling liquid reflux box 3, the other end of the second liquid outlet pipe 412 is connected with one end of the first liquid outlet pipe 411, the other end of the first liquid outlet pipe 411 is connected with the liquid outlet corner tent 413, and the cooling liquid flow direction of the first liquid outlet pipe 411 and the cooling liquid flow direction of the liquid outlet corner tent 413 form an included angle of 0-180 degrees.
The liquid cooling system further includes a second liquid pump 212; the second liquid pump 212 is arranged on a second liquid outlet pipe 412 outside the cooling liquid storage tank 1; the second liquid outlet pipe 412 comprises a first horizontal section, a vertical section and a second horizontal section; the second liquid pump 212 is mounted on a vertical section of the second outlet pipe 412.
As follows is a high-efficiency liquid return structure support, the liquid cooling system further comprises a first liquid return pipe 511 positioned in the cooling liquid storage tank 1, a second liquid return pipe 512 positioned outside the cooling liquid storage tank 1 and a liquid return corner shower head 513; one end of the first liquid return pipe 511 is connected with the liquid return corner shower head 513, and the other end is connected with the liquid inlet of the first liquid pump 211; one end of the second liquid return pipe 512 is communicated with the liquid outlet of the first liquid pump 211, and the other end is communicated with the inlet of the cooling liquid return tank 3.
The size of the whole structure is saved, and the following structure is adopted: the first liquid pump 211 is installed in the cooling liquid storage tank 1, an inlet end of the first liquid pump 211 communicates with the first liquid return pipe 511, and an outlet end of the first liquid pump 211 communicates with the second liquid return pipe 512. The second liquid return pipe 512 is a Z-shaped pipe that turns round and smooth, and the connection position of the Z-shaped pipe and the liquid outlet of the first liquid pump 211 is higher than the connection position of the Z-shaped pipe and the inlet of the cooling liquid return tank 3.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The invention is not limited to the above embodiments, but rather various modifications are possible within the scope of the invention, which is defined by the scope of the independent claims.
Claims (10)
1. A liquid cooling realization method of a liquid cooling system,
based on a cooling liquid storage box (1) used for containing electronic heating components, the cooling liquid storage box is filled with cooling liquid which can wash the electronic heating components from top to bottom;
the cooling liquid reflux box (3) is used for receiving the cooling liquid flowing out of the cooling liquid storage box (1) at one end and sending the cooling liquid subjected to reflux treatment by the cooling liquid reflux box (3) to the cooling liquid storage box (1) at the other end;
the method is characterized in that:
the method comprises the following steps
Monitoring the temperature T1 of the cooling liquid storage tank;
monitoring a core temperature T2 of a heat generating component operating in a coolant reservoir;
when the difference T between the core temperature T2 and the temperature T1 is judged to be smaller than a first preset temperature, and the core temperature T2 is larger than a second preset temperature, controlling the cold liquid outflow rate of the cooling liquid storage tank (1) and the cold liquid backflow rate of the cooling liquid backflow tank (3);
when the difference T between the core temperature T2 and the temperature T1 is greater than a third preset temperature,
the cold liquid outflow rate of the cooling liquid storage tank (1) and/or the cold liquid backflow rate of the cooling liquid backflow tank (3) are/is controlled.
2. The method of claim 1,
the first preset temperature is 13 ℃; the second preset temperature is 78 degrees, and the third preset temperature is 30 degrees.
3. The method of claim 1,
and when the difference T between the core temperature T2 and the temperature T1 is judged to be less than a first preset temperature and the core temperature T2 is higher than a second preset temperature, the cold liquid outflow rate of the cooling liquid storage tank (1) is increased to 1.2-1.5 times of the set cold liquid outflow rate, and the cold liquid backflow rate of the cooling liquid backflow tank (3) is increased to 1.2-1.5 times of the set cold liquid backflow rate.
4. The method of claim 1,
when the difference T between the core temperature T2 and the temperature T1 is greater than a third preset temperature,
the cold liquid outflow rate of the cooling liquid storage tank (1) is reduced to 0.6-0.8 time of the set cold liquid outflow rate,
or the cold liquid reflux rate of the cooling liquid reflux box (3) is reduced to 0.6-0.8 times of the set cold liquid reflux rate.
5. The method of claim 1,
when the difference T between the core temperature T2 and the temperature T1 is greater than a third preset temperature,
the cold liquid outflow rate of the cooling liquid storage tank (1) is reduced to 0.7-0.9 time of the set cold liquid outflow rate,
the cold liquid reflux rate of the cooling liquid reflux box (3) is reduced to 0.7-0.9 times of the set cold liquid reflux rate.
6. A liquid cooling system, characterized by, it includes the coolant liquid reserve tank (1) used for holding the electronic heating part, there is coolant liquid that can wash the electronic heating part from top to bottom in it; the first liquid pump (211) pumps the washed cooling liquid out of the cooling liquid storage tank (1); the cooling liquid return tank (3) is provided with one end for receiving the cooling liquid pumped out by the first liquid pump (211) and the other end for sending the cooling liquid subjected to the reflux treatment of the cooling liquid return tank (3) to the cooling liquid storage tank (1); and a second liquid pump (212) for sending the cooling liquid, which is subjected to the reflux treatment in the cooling liquid reflux tank (3), to the cooling liquid storage tank (1).
7. The liquid cooling system of claim 6,
it also includes a controller;
the working frequency of the first liquid pump (211) is adjustable, so that the cold liquid outflow rate is adjusted;
the working frequency of the second liquid pump (212) is adjustable, so that the size of the cold liquid flowing back speed is adjusted.
The controller is connected to the control terminal of the first liquid pump (211) and the control terminal of the second liquid pump (212) to obtain the current frequency thereof and to issue a control signal to increase or decrease the frequency.
8. The liquid cooling system of claim 1,
a liquid return regular rack (6) is arranged in the cooling liquid reflux box (3), and the liquid return regular rack (6) comprises a first transverse part (611) for separating a liquid inlet and a liquid outlet of the cooling liquid reflux box (3) and a plurality of first longitudinal parts (711) for separating a plurality of cooling liquid return branches; the liquid inlet, the cooling liquid return branch and the liquid outlet are sequentially communicated;
the liquid inlet of the cooling liquid return tank (3) is arranged below the first transverse part (611), and the liquid outlet of the cooling liquid return tank (3) is arranged above the first transverse part (611);
the number of the first longitudinal parts (711) is three; the first longitudinal part (711) is longitudinally arranged in the cooling liquid return tank (3), the upper end of the first longitudinal part and the top of the cooling liquid return tank (3) leave a space, and the lower section of the first longitudinal part is connected with the middle of the first transverse part (611); the second first longitudinal part (711) is longitudinally arranged in the cooling liquid return tank (3), the upper end of the second longitudinal part is connected with the top of the cooling liquid return tank (3), and the lower section of the second longitudinal part leaves a space with the first transverse part (611); the third first longitudinal part (711) is longitudinally arranged in the cooling liquid return tank (3), the upper end of the third longitudinal part and the top of the cooling liquid return tank (3) leave a space, and the lower section of the third longitudinal part is connected with the tail end of the first transverse part (611);
a first longitudinal portion (711), a second first longitudinal portion (711) and a third first longitudinal portion (711) are arranged from left to right in the cooling liquid reflux box (3) to form a cooling liquid reflux branch from right to left;
the height of the third first longitudinal part (711) is smaller than that of the first longitudinal part (711); the distance from the second first longitudinal portion (711) to the first transverse portion (611) is greater than the distance from the third first longitudinal portion (711) to the top of the coolant return tank (3); the third first longitudinal part (711) is in transition joint with the tail end of the first transverse part (611) through a circular arc section; the left side and the right side of the joint of the second first longitudinal part (711) and the first transverse part (611) are in a smooth surface.
9. The liquid cooling system of claim 1,
a T-shaped frame (8) for separating a liquid inlet and a liquid outlet of the cooling liquid reflux box (3) is arranged in the cooling liquid reflux box (3), a plurality of drainage strips (9) are arranged between the T-shaped frame (8) and the cooling liquid reflux box (3) from top to bottom to form a cooling liquid return branch from bottom to top, and the liquid inlet, the cooling liquid return branch and the liquid outlet are sequentially communicated; the T-shaped frame (8) comprises a second transverse part (612) and a second longitudinal part (712);
one end of the second transverse part (612) is connected with one side of the cooling liquid reflux box (3) to vertically separate a liquid inlet and a liquid outlet of the cooling liquid reflux box (3), and a space is reserved between the other end of the second transverse part and the opposite side of the cooling liquid reflux box (3);
the second longitudinal part (712) is positioned above the second transverse part (612), the lower end of the second longitudinal part is connected with the middle position of the second transverse part (612), and the upper end of the second longitudinal part is spaced from the top of the cooling liquid return box (3);
the number of the drainage strips (9) is four, and the drainage strips (9) are horizontal transverse strips; two of the drainage strips (9) are respectively horizontally connected with a second longitudinal part (712) of the T-shaped frame (8), and the remaining two drainage strips are horizontally connected with the side wall of the cooling liquid reflux box (3); the four drainage strips (9) are spaced up and down, and the length of each drainage strip (9) is smaller than the distance from the second longitudinal part (712) of the T-shaped frame (8) to the side wall of the cooling liquid return box (3).
10. The liquid cooling system of claim 1,
a baffle frame (10) and a side wall guide block (11) are arranged in the cooling liquid reflux box (3), and the baffle frame (10) is provided with a third transverse part (613) for transversely separating a liquid inlet and a liquid outlet of the cooling liquid reflux box (3) and a third longitudinal part (713) for longitudinally separating the left side and the right side of the cooling liquid reflux box (3);
the side wall guide block (11) is arranged on the inner wall of the cooling liquid reflux box (3) on the opposite side of the third longitudinal part (713), a spiral upward liquid return cooling channel is formed between the side wall guide block and the inner wall, a liquid inlet of the cooling liquid reflux box (3), a liquid return cooling channel and a liquid outlet of the cooling liquid reflux box (3) are sequentially communicated;
a space is separated between the top of the third vertical part (713) and the top of the cooling liquid return tank (3), and the top of the third vertical part (713) is provided with a flow guide surface (1001) which is connected with the left and the right; the blocking frame (10) further comprises a blocking frame guide block (1002); the baffle frame guide block (1002) faces the side of the side wall guide block (11) on the third longitudinal part (713); the blocking frame guide blocks (1002) and the side wall guide blocks (11) are distributed in a vertically staggered mode.
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