CN113031732A - Temperature control system - Google Patents
Temperature control system Download PDFInfo
- Publication number
- CN113031732A CN113031732A CN202110296013.8A CN202110296013A CN113031732A CN 113031732 A CN113031732 A CN 113031732A CN 202110296013 A CN202110296013 A CN 202110296013A CN 113031732 A CN113031732 A CN 113031732A
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- control system
- inlet
- gas
- liquid
- temperature control
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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
- G06F1/206—Cooling means comprising thermal management
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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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- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The application discloses temperature control system, including the box, the inside of box has the installation cavity, and the box is equipped with inlet, liquid outlet, air inlet and gas outlet, and inlet, liquid outlet, air inlet and gas outlet communicate with the installation cavity respectively to gas and coolant liquid mix in the installation cavity. The application provides a temperature control system is through blowing into gas in the coolant liquid, increases the disturbance of coolant liquid, improves the convection heat transfer efficiency on liquid and heating element surface, improves the cooling liquid phase change heat transfer efficiency simultaneously.
Description
Technical Field
The application relates to the technical field of server heat dissipation, in particular to a temperature control system.
Background
In the server system, in order to ensure the normal operation of each element in the server, heat dissipation is required, and the temperature of high-temperature elements in the server is reduced. Among the prior art, partial server system adopts the liquid cooling mode to dispel the heat, and this kind of mode need soak whole platform server in liquid, and the produced direct quick conduction of heat of electronic component gives liquid, continuously cools down for liquid through outside heat exchanger, through circulating pump control liquid circulation flow in heat exchanger and server, and there is the inefficiency and the big problem of power consumption in this kind of structure.
In summary, how to improve the heat exchange efficiency is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
In view of the above, an object of the present application is to provide a temperature control system, which blows gas into a cooling liquid to increase disturbance of the cooling liquid, thereby improving heat convection efficiency between the cooling liquid and the surface of a heating element, and simultaneously improving heat exchange efficiency of a cooling liquid phase change.
In order to achieve the above purpose, the present application provides the following technical solutions:
the utility model provides a temperature control system, includes the box, the inside of box has the installation cavity, the box is equipped with inlet, liquid outlet, air inlet and gas outlet, the inlet the liquid outlet the air inlet and the gas outlet respectively with the installation cavity intercommunication, so that gas and coolant liquid are in mix in the installation cavity.
Optionally, the air outlet is provided with a waterproof and breathable selective membrane.
Optionally, the gas outlet is provided with a gasification box.
Optionally, the gasification device further comprises a condensing device, the condensing device is provided with a gas inlet, a gas outlet and a liquid outlet, the gas outlet of the gasification box is connected with the gas inlet of the condensing device, and the liquid outlet of the condensing device is connected with the liquid inlet.
Optionally, at least one of the liquid inlet, the liquid outlet, the air inlet and the air outlet is provided with an adjusting valve, and the device further comprises a control system, wherein the control system is electrically connected with the adjusting valve and controls the opening degree of the adjusting valve.
Optionally, there are at least two air inlets, and each air inlet is provided with the regulating valve; and/or the number of the air outlets is at least two, and each air outlet is provided with the regulating valve.
Optionally, a flow guide groove plate is arranged in the mounting cavity, the flow guide groove plate is provided with a linear guide groove, and one end of the guide groove is opposite to the air inlet.
Optionally, the flow guide groove plate comprises a substrate and a plurality of strip-shaped plates arranged on the substrate, and the strip-shaped plates and the substrate form the guide groove.
Optionally, the base plate is provided with a groove deviating from the strip-shaped plate recess, and the groove is located at one end of the base plate close to the air inlet.
Optionally, the strip-shaped plates are in sliding fit with the substrate, and the plurality of strip-shaped plates are sequentially distributed along the sliding direction of the strip-shaped plates; still include strip shaped plate drive division, strip shaped plate drive division with the strip shaped plate is connected and is controlled strip shaped plate rectilinear movement.
Through above-mentioned scheme, the beneficial effect of the temperature control system that this application provided lies in:
the application provides a temperature control system includes the box, and the inside of box has the installation cavity, and the box is equipped with inlet, liquid outlet, air inlet and gas outlet, and inlet, liquid outlet, air inlet and gas outlet communicate with the installation cavity respectively to gas and coolant liquid mix in the installation cavity.
In the working process, cooling liquid enters the interior of the box body through the liquid inlet and is discharged from the liquid outlet, gas enters the interior of the box body through the gas inlet and is discharged from the gas outlet. In the process, the gas forms a bubble column in the cooling liquid, and the gas is blown into the cooling liquid, so that the disturbance of the cooling liquid is increased, the convection heat exchange efficiency of the cooling liquid and the surface of the heating element is improved, and the phase-change heat exchange efficiency of the cooling liquid is improved.
Therefore, compare in the mode that only adopts the coolant liquid to cool down the server, the temperature control system that this application provided has improved heat exchange efficiency under equal liquid flow, effectively cools off the inside heating element of box, obtains higher equipment power density, higher energy efficiency ratio and lower chip surface temperature, has greatly promoted the calculation density and the performance of server.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a temperature control system according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a flow guide groove plate according to an embodiment of the present application.
The reference numbers in the figures are: 1-an air inlet, 2-a flow guide groove plate, 3-a memory card, 4-a CPU main chip, 5-a network card, 6-an optical module, 7-a first expansion card, 8-an air outlet, 9-an expansion cooling fin, 10-a second expansion card, 11-a liquid inlet and 12-a liquid outlet; 21-groove, 22-guide groove, 23-base plate.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, the temperature control system provided in the present application is applied to an electronic product, and the electronic product may be embodied as a server product. The temperature control system comprises a box body, wherein an installation cavity is arranged in the box body. For a server product, the box body is specifically a server box body, each component of the server is installed in an installation cavity inside the server, for example, the memory card 3, the CPU main chip 4, the network card 5, the optical module 6, the first expansion card 7, the second expansion card 10, and the like are installed in the installation cavity, and the expansion heat sink 9 may also be provided to assist in heat dissipation.
The box is equipped with inlet 11 and liquid outlet 12 to inlet 11 and liquid outlet 12 communicate with the installation cavity respectively. When the cooling device is used, the liquid inlet 11 needs to be connected with a storage tank of cooling liquid through a liquid supply pipeline, and a water pump for driving the cooling liquid to flow can be arranged in the liquid supply pipeline. In order to ensure the normal operation of each part in the box body, the used cooling liquid needs to be insulating and non-corrosive liquid. The cooling liquid cools each part in the box through the mode of liquid cooling, and the cooling liquid can also become gaseous by phase transition simultaneously.
The box still is equipped with air inlet 1 and gas outlet 8 to air inlet 1 and gas outlet 8 communicate with the installation cavity respectively. When in use, the air inlet 1 needs to be connected with an air supply device, and the air supply device can comprise an air source box, an air supply pipeline and a driving pump arranged in the air supply pipeline and used for driving air to flow; the flow of the gas is controlled by the gas supply device, so that the gas enters the installation cavity of the box body in a bubbling mode. In order to ensure the normal operation of various parts inside the box body, the gas entering the box body through the gas inlet 1 is generally inert gas. The gas outlet 8 can be connected with an external pump through a gas exhaust pipeline to extract gas, and the gas discharged from the gas outlet 8 comprises inert gas introduced into the box body and gas after cooling liquid phase change gasification. After the gas after the cooling liquid phase change is discharged, the cooling liquid phase change conversion efficiency can be increased due to the reduction of the phase change gas, and the heat exchange efficiency is improved.
It should be noted that, the cooling liquid and the gas both enter the installation cavity of the box body, and two flow channels isolated from each other are not arranged inside the box body for the cooling liquid and the gas to flow respectively, so that the cooling liquid and the gas are mixed in the installation cavity.
The temperature control system with the structure has the beneficial effects that: through the mode of blowing gas into the cooling liquid, make gas form the bubble post in the cooling liquid, increase the disturbance of cooling liquid, improve the convection heat transfer efficiency on liquid and heating element surface, improve the cooling liquid phase change heat transfer efficiency simultaneously.
Further, in one embodiment, in order to detect the temperature inside the box, especially the temperature of the position of the sensitive element of the board card, a plurality of temperature sensors may be arranged in the box, and each temperature sensor is electrically connected with the control system.
Further, in one embodiment, the gas outlet 8 is provided with a selective film, and the selective film is a waterproof and breathable film, that is, the selective film only allows gas to pass through, but does not allow liquid to pass through, so that liquid and gas separation is realized, and the safe and efficient operation of the whole system is ensured.
Further, in one embodiment, the gas outlet 8 is provided with a gasification box, so that heat absorption is realized through liquid gasification, the heat exchange efficiency of the whole system is increased, and the heat exchange efficiency is greatly improved under the condition of low flow. When a selective membrane is provided, the selective membrane may be disposed between the gas outlet 8 of the housing and the gas inlet of the gasification chamber.
Further, in an embodiment, the temperature control system further comprises a condensing device, the condensing device has a gas inlet, a gas outlet and a liquid outlet, the gas outlet of the vaporizing tank is connected to the gas inlet of the condensing device, and the liquid outlet of the condensing device is connected to the liquid inlet 11. In the working process, gas and inert gas outlet 8 after the cooling liquid is gasified are pumped out through an external pump, then the gasified gas is converted into liquid through an external condensing device, and the liquid cooling liquid and the inert gas are separated and then flow into the interior of the box body through the liquid inlet 11 to form external circulation flow. The circulating flow of the cooling liquid is realized through the condensing device, and the loss of the cooling liquid is reduced.
Further, in one embodiment, at least one of the liquid inlet 11, the liquid outlet 12, the gas inlet 1 and the gas outlet 8 is provided with a regulating valve, and the control system is electrically connected with the regulating valve and controls the opening degree of the regulating valve. Specifically, it is preferable that the liquid inlet 11, the liquid outlet 12, the air inlet 1 and the air outlet 8 are all provided with regulating valves, and the heat exchange amount is regulated by regulating the flow of the liquid inlet amount, the liquid discharge amount, the air inflow amount and the air displacement amount.
Further, in one embodiment, there are at least two inlet ports 1, and each inlet port 1 is provided with a regulating valve. Specifically, the opening degree of the regulating valve comprises a full opening degree, a full closing degree and a plurality of preset opening degrees between the full opening degree and the full closing degree. By adjusting the opening of the gas pipeline, the gas inflow can be controlled. The air inlet 1 is provided with a plurality of conditions, the air inlet position can be adjusted by switching the opening and closing states of different air inlets 1, the air inlet distribution condition is adjusted, the air inlet flow is properly increased in a region with higher temperature by a user, and the convection heat exchange efficiency of a high-temperature region is increased. Similarly, in one embodiment, there are at least two air outlets 8, and each air outlet 8 is provided with a regulating valve.
Further, in an embodiment, referring to fig. 1, a flow guiding slot plate 2 is disposed in the mounting cavity, the flow guiding slot plate 2 has a linear guiding slot 22, the flow guiding slot plate is mounted at a position close to the air inlet 1 of the box body, and one end of the guiding slot 22 is opposite to the air inlet 1. Specifically, the number of the guide groove plates 2 is not limited, one guide groove plate 2 can be arranged inside the box body, and more than two guide groove plates 2 can be arranged inside the box body side by side. The guide groove 22 of the guide groove plate 2 extends in the intake direction of the intake port 1. The flow guide groove plate 2 can provide a guiding effect for gas entering the box body, so that the gas-liquid two-phase flow mixing effect is improved, and the gas-liquid two-phase flow flows uniformly flow through the heating element in the box body.
Further, in an embodiment, referring to fig. 2, the chute plate 2 includes a substrate 23 and a plurality of strip-shaped plates, the strip-shaped plates are located on a side wall of the substrate 23, and two adjacent strip-shaped plates and the substrate 23 form a guide groove 22.
Further, in one embodiment, the base plate 23 is provided with a groove 21, the groove 21 is recessed in a direction away from the strip-shaped plate, and the groove 21 is located at one end of the base plate 23 close to the air inlet 1. The grooves 21 may further enhance the turbulence effect and promote mixing of the gas and the cooling liquid.
Further, in one embodiment, the strip is slidably engaged with the base 23, and further includes a strip driving portion connected to the strip and controlling the linear movement of the strip. Specifically, can set up the bar hole on base plate 23, it is corresponding, in the bar tip inserted the bar hole to the bar tip sets up the arch and carries on spacingly, prevents that the bar from breaking away from with base plate 23. The strip-shaped plates are sequentially distributed along the length direction of the strip-shaped hole. The strip shaped plate driving part can adopt linear driving parts such as an air cylinder, a telescopic rod and a screw motor, and after the strip shaped plate driving part controls the linear movement of the strip shaped plate, the position of the strip shaped plate can be changed, so that the distance between adjacent strip shaped plates is changed, and the fact that the flow size of different heating elements in the box body is suitable and the flow is uniform is guaranteed.
Optionally, in other embodiments, if the position of the strip-shaped plate on the substrate 23 is not adjustable, a plurality of guide groove plates 2 with different strip-shaped plate intervals can be provided, when the heat dissipation device is used, the guide groove plates 2 can be drawn out of the box body and replaced, and a user replaces the guide groove plates 2 according to the heat dissipation requirement.
Further, the temperature control system comprises a display, the temperature sensor sends the detected temperature information to the control system, and the control system sends a display instruction to the display to enable the display to generate a temperature value corresponding to the temperature information.
Further, in an embodiment, when the temperature value detected by the temperature sensor exceeds the preset temperature, the control system controls the display to generate a prompt message to prompt the user to increase the heat exchange amount, and the manner of adjusting the heat exchange amount may include one or a combination of any several of the following: the liquid inlet flow, the liquid discharge flow, the air inlet flow, the air exhaust flow, the position of the flow guide groove plate 2 and the distance between the strip-shaped plates of the cooling liquid.
Further, in an embodiment, the server cluster cooling system further includes a control cabinet, and a manual button is arranged on the control cabinet and electrically connected with the control system, so that a user can conveniently and manually adjust the control cabinet to change the heat exchange amount.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The temperature control system provided by the present application is described in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
Claims (10)
1. The utility model provides a temperature control system, its characterized in that, includes the box, the inside of box has the installation cavity, the box is equipped with inlet (11), liquid outlet (12), air inlet (1) and gas outlet (8), inlet (11) liquid outlet (12) air inlet (1) and gas outlet (8) respectively with the installation cavity intercommunication, so that gas and coolant liquid are in mix in the installation cavity.
2. Temperature control system according to claim 1, characterized in that the air outlet (8) is provided with a water-proof and air-permeable selective membrane.
3. Temperature control system according to claim 2, characterized in that the air outlet (8) is provided with a gasification box.
4. The temperature control system according to claim 3, further comprising a condensing device having a gas inlet, a gas outlet and a liquid outlet, wherein the gas outlet of the vaporizing tank is connected to the gas inlet of the condensing device, and the liquid outlet of the condensing device is connected to the liquid inlet (11).
5. The temperature control system according to claim 1, wherein at least one of the liquid inlet (11), the liquid outlet (12), the gas inlet (1) and the gas outlet (8) is provided with a regulating valve, and further comprising a control system electrically connected with the regulating valve and controlling the opening degree of the regulating valve.
6. Temperature control system according to claim 5, characterized in that there are at least two of said inlet ports (1), each of said inlet ports (1) being provided with said regulating valve; and/or at least two air outlets (8) are provided, and each air outlet (8) is provided with the regulating valve.
7. The temperature control system according to any one of claims 1 to 6, wherein a flow guide groove plate (2) is arranged in the installation cavity, the flow guide groove plate (2) is provided with a linear guide groove (22), and one end of the guide groove (22) is opposite to the air inlet (1).
8. The temperature control system according to claim 7, wherein the flow guide groove plate (2) comprises a substrate (23) and a plurality of strip-shaped plates arranged on the substrate (23), and the guide groove (22) is formed by two adjacent strip-shaped plates and the substrate (23).
9. Temperature control system according to claim 8, characterized in that the base plate (23) is provided with a groove (21) recessed away from the strip, and the groove (21) is located at an end of the base plate (23) close to the air inlet (1).
10. The temperature control system according to claim 8, wherein the strip-shaped plate is in sliding fit with the substrate (23), and the strip-shaped plates are sequentially distributed along the sliding direction of the strip-shaped plate; still include strip shaped plate drive division, strip shaped plate drive division with the strip shaped plate is connected and is controlled strip shaped plate rectilinear movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110296013.8A CN113031732B (en) | 2021-03-19 | 2021-03-19 | Temperature control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110296013.8A CN113031732B (en) | 2021-03-19 | 2021-03-19 | Temperature control system |
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| CN113031732A true CN113031732A (en) | 2021-06-25 |
| CN113031732B CN113031732B (en) | 2022-06-07 |
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| CN202110296013.8A Active CN113031732B (en) | 2021-03-19 | 2021-03-19 | Temperature control system |
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| CN212673264U (en) * | 2020-04-27 | 2021-03-09 | 陕西青朗万城环保科技有限公司 | Gas water-cooling device and system |
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| WO2017084338A1 (en) * | 2015-11-19 | 2017-05-26 | 中车株洲电力机车研究所有限公司 | Heat exchange device |
| CN105601099A (en) * | 2016-03-25 | 2016-05-25 | 威海威信光纤科技有限公司 | Optical fiber drawing cooling system |
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| Publication number | Publication date |
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| CN113031732B (en) | 2022-06-07 |
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