CN111555422A - Server cabinet heat exchange system - Google Patents
Server cabinet heat exchange system Download PDFInfo
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- CN111555422A CN111555422A CN202010406061.3A CN202010406061A CN111555422A CN 111555422 A CN111555422 A CN 111555422A CN 202010406061 A CN202010406061 A CN 202010406061A CN 111555422 A CN111555422 A CN 111555422A
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- server cabinet
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 68
- 230000017525 heat dissipation Effects 0.000 claims abstract description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000741 silica gel Substances 0.000 claims abstract description 18
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 18
- 229910000838 Al alloy Inorganic materials 0.000 claims description 11
- 239000011159 matrix material Substances 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 239000007769 metal material Substances 0.000 description 6
- 150000002739 metals Chemical class 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000006482 condensation reaction Methods 0.000 description 3
- 229920006247 high-performance elastomer Polymers 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000005678 Seebeck effect Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The embodiment of the invention provides a heat exchange system of a server cabinet, which comprises: the system comprises a system shell, a heat conduction module, a thermoelectric conversion module, a charging module and a battery; the heat conduction module is deployed on a rear door or a lead frame of the server cabinet; the input end of the thermoelectric conversion module is connected with the heat conduction module through silica gel; the input end of the charging module is connected with the electric output end of the thermoelectric conversion module, and the output end of the charging module is connected with the battery. The technical scheme provides a server cabinet heat exchange system, which can convert heat generated by heat dissipation of a server into electric energy for storage and utilization under the condition that the function of the server cabinet is not influenced and the external size of the server cabinet is not changed.
Description
Technical Field
The embodiment of the invention relates to the technical field of machinery, in particular to a heat exchange system of a server cabinet.
Background
With the rapid advance of the information-based society, the rise of industries such as artificial intelligence, cloud computing, internet of things and the like brings a rapid growth trend of the construction of large-scale data centers in China. Large-scale national enterprises and government institutions such as finance, communication, petrochemical industry, electric power and the like construct own data centers. Data flooding brings about rapid development of networks, so that more and more servers are required to process the data flooding, and the construction requirement of a data center is greatly increased.
At present, a large amount of network equipment and server equipment of a data center machine room are assembled in a cabinet, the existing cabinet is based on a 19-inch equipment installation standard, and the width of an industry standard cabinet is 60 cm. In the existing equipment cabinets, the average power consumption of the server equipment cabinets deployed at medium and low density is generally 5kW-8kW, and the average power consumption of the server equipment cabinets deployed at high density is more than 10 kW. The data center deployed in the cold and hot channel generally keeps the temperature of the cold channel, namely the dimension of an air inlet of a server is controlled to be between 20 ℃ and 25 ℃, the temperature of the hot channel is kept to be about 40 ℃, but the temperature of an air outlet of the server can reach between 60 ℃ and 80 ℃; the huge heat is discharged to the outside by the data center refrigeration heat exchange system, which is huge waste.
Disclosure of Invention
The embodiment of the invention provides a heat exchange system of a server cabinet, aiming at the problem that the heat of the server cabinet is lack of effective reason and recovery in the prior art.
In order to solve the above problem, an embodiment of the present invention provides a server rack heat exchange system, including: the system comprises a system shell, a heat conduction module, a thermoelectric conversion module, a charging module and a battery; the heat conduction module is arranged on a rear door or a lead frame of the server cabinet; the input end of the thermoelectric conversion module is connected with the heat conduction module through silica gel; the input end of the charging module is connected with the electric output end of the thermoelectric conversion module, and the output end of the charging module is connected with the battery.
In some embodiments, the thermoelectric conversion module is an integral module or is formed by combining a plurality of sub-modules, an insulating layer is disposed outside the hot spot conversion module, and a positive electrode and a negative electrode of the electrical output terminal are disposed at predetermined positions of the module, wherein the positive electrode and the negative electrode of the electrical output terminal are respectively used for connecting the positive electrode and the negative electrode of the charging module.
In some embodiments, the thermoelectric conversion module is formed by combining a plurality of sub-modules, wherein the plurality of thermoelectric conversion sub-modules are arranged in a matrix manner to connect the plurality of units and occupy the minimum internal space of the system shell, and preferably, the plurality of thermoelectric conversion sub-modules are connected in series to form a thermoelectric conversion sub-module group, and the plurality of thermoelectric conversion sub-module groups are connected in parallel with each other.
In some embodiments, the charging module comprises a charging chip and a peripheral circuit, wherein the peripheral circuit is used for voltage control and/or current control according to the requirement of power supply of a data center lighting system and/or an emergency system.
In some embodiments, the connection between the charging module and the thermoelectric conversion module and the battery is subjected to an outer surface insulation treatment and a sealing waterproof treatment.
In some embodiments, the heat conducting module comprises: heat-conducting silica gel and a heat dissipation unit; the output end of the heat dissipation unit is connected with the input end of the thermoelectric conversion module through the heat-conducting silica gel.
In some embodiments, the heat dissipation unit is an alloy fin or an aluminum alloy coil.
The technical scheme of the invention has the following beneficial effects: the technical scheme provides a server cabinet heat exchange system, which can convert heat generated by heat dissipation of a server into electric energy for storage and utilization under the condition that the function of the server cabinet is not influenced and the external size of the server cabinet is not changed.
Drawings
Fig. 1 is a schematic structural diagram of a server cabinet heat exchange system according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description is made with reference to the accompanying drawings and specific embodiments.
The embodiment of the invention provides a server cabinet heat exchange system which is deployed on a server cabinet, and can convert heat generated by equipment such as a server and the like into electric energy for storage and utilization under the condition of not influencing the functionality of the server cabinet and the external size of the server cabinet. The technical scheme of the embodiment of the invention is realized as follows:
the embodiment of the invention provides a heat exchange system of a server cabinet, which comprises a main body and a heat exchange unit, wherein the main body comprises: the heat conduction matrix module is arranged on a server cable management frame behind the server air outlet or a rear door of the server cabinet; the thermoelectric conversion module converts the heat energy into electric energy, and the first end of the thermoelectric conversion module is connected with the heat conduction matrix module; and the input end of the charging module is connected with the output end of the thermoelectric conversion module, and the output end of the charging module is connected with the battery. The heat conducting matrix module comprises a plurality of heat radiating monomers which are arranged in parallel in a matrix, and the heat radiating monomers are heat radiating fins or heat radiating coils made of aluminum alloy. The thermoelectric conversion module comprises a plurality of thermoelectric conversion units which are connected in series, and the input end of the thermoelectric conversion module is connected with the heat conduction module through a silica gel coating. The cabinet thermoelectric conversion system is provided with a heat conduction module, a thermoelectric conversion module and a charging module, wherein the heat conduction module is arranged on a server rear cable management rack or a server cabinet rear door, can guide out heat generated by the server heat dissipation system, converts heat energy into electric energy through the thermoelectric conversion module connected with the heat conduction module, and finally charges a battery taking the electric energy generated by conversion as a main body through the charging module. The use characteristics of thermoelectric conversion module self, its one end is connected the other end with the heat source promptly and is in the great position with the heat source difference in temperature, it can accelerate thermal conduction, thermoelectric conversion module can be quick simultaneously converts heat energy into the electric energy, and then reduced the temperature of whole computer lab hot return air to a certain extent, the whole refrigerating system's of computer lab work load has been reduced, data center green energy-concerving and environment-protective has been realized, the battery of heat transfer system can directly be container formula data center or general data center's illumination, the power supply of emergency system, the energy has effectively been utilized.
As shown in fig. 1, an embodiment of the present invention provides a server rack heat exchange system, which includes: the system comprises a system shell 1, a heat conduction module 2, a thermoelectric conversion module 3, a charging module 4 and a battery 5; the heat conducting module 2 is deployed on a rear door or a lead frame of the server cabinet; the input end of the thermoelectric conversion module 3 is connected with the heat conduction module 2 through silica gel; the input end of the charging module 4 is connected with the electric output end of the thermoelectric conversion module 3, and the output end of the charging module 4 is connected with the battery.
The server cabinet in the data center is used for combining and installing panels, plug-in units, plug-in boxes, electronic elements, devices, mechanical parts and components to form an integral installation box. The server cabinet is composed of a frame and a cover plate (door), generally has a cuboid shape, and is placed on the ground. It provides adaptive environment and safety protection for normal operation of electronic equipment. This is next to the system level one level assembly. Cabinets without an enclosure are referred to as racks. The server cabinet has good technical performance. The structure of the cabinet should have good rigidity and strength and good performance of electromagnetic isolation, grounding, noise isolation, ventilation and heat dissipation, etc. In addition, the server cabinet should have vibration resistance, impact resistance, corrosion resistance, dust prevention, water prevention, radiation protection and other properties so as to ensure stable and reliable operation of the equipment. It should be noted, however, that the hotspot conversion module and the charging module, with the exception of the battery and the heat conducting module, are all integrated in the system housing, i.e. in a relatively closed space. The heat conducting module is preferably a structural component capable of conducting heat rapidly, for example, an aluminum alloy heat conducting plate or an aluminum alloy heat conducting pipe may be manufactured according to the mesh shape of the rear door of the server cabinet, and the mesh rear door of the server cabinet is arranged in a manner of being attached to the server cabinet, and the specific shape is not limited in the present invention.
The thermoelectric conversion module 3 is a thermoelectric generation module made by the seebeck effect, and the principle thereof is as follows: connecting two different metal materials together, wherein the end part of one metal material is arranged at a high-temperature state or a heat source, and the end part of the other metal material is in an open circuit state and a low-temperature state or a cold end, so that open-circuit voltage exists at the cold end, and the open-circuit voltage can be used for converting heat energy into electric energy; the thermoelectric conversion module 3 may be an integral module or a combination of multiple sub-modules, an insulating layer is required to be disposed outside the hot spot conversion module, and the positive and negative electrodes of the electrical output terminal are disposed at predetermined positions of the module, wherein the positive and negative electrodes of the electrical output terminal are respectively used for connecting the positive and negative electrodes of the charging module. The charging module is required to be functionally set according to the power supply requirements of a data center lighting system and an emergency system, wherein the functions comprise voltage control, current control and the like, the charging module comprises a charging chip and a peripheral circuit, the outer surface insulation treatment and the sealing and waterproof treatment are carried out on the connection part of the charging module, a thermoelectric conversion module and a battery, and the specific treatment mode can be carried out by referring to the prior art. In addition, the battery needs to be a battery capable of being charged and discharged many times, and a lead-acid storage battery should be used in consideration of the fire protection requirements of the data center.
In a specific implementation, as shown in fig. 1, the heat conducting module includes a heat conducting silica gel and a heat dissipating unit, and an output end of the heat dissipating member is connected to an input end of the thermoelectric conversion module through the silica gel. The heat-conducting silica gel is a high-end heat-conducting compound, is crosslinked and cured by condensation reaction with water in the air and low molecular weight release, so that a high-performance elastomer is formed, has excellent cold and hot alternation resistance, aging resistance and electric insulation performance, has excellent moisture resistance, shock resistance, corona resistance, electric leakage resistance and chemical medium resistance, can be continuously used in an environment of-60-280 ℃, keeps the performance, does not swell and has good adhesion to most metals and non-metallic materials; the heat dissipation device can avoid the risk of short circuit due to the characteristics of no solidification and no electric conduction, and is suitable for being used as a heat conduction medium between a metal heat dissipation component and a hot spot conversion module.
In a specific implementation, as shown in fig. 1, the heat conducting module includes a heat conducting silica gel and a heat dissipating unit, and an output end of the heat dissipating member is connected to an input end of the thermoelectric conversion module through the silica gel. The heat-conducting silica gel is a high-end heat-conducting compound, is crosslinked and cured by condensation reaction with water in the air and low molecular weight release, so that a high-performance elastomer is formed, has excellent cold and hot alternation resistance, aging resistance and electric insulation performance, has excellent moisture resistance, shock resistance, corona resistance, electric leakage resistance and chemical medium resistance, can be continuously used in an environment of-60-280 ℃, keeps the performance, does not swell and has good adhesion to most metals and non-metallic materials; the heat dissipation device can avoid the risk of short circuit due to the characteristics of no solidification and no electric conduction, and is suitable for being used as a heat conduction medium between a metal heat dissipation component and a hot spot conversion module.
The heat dissipation part is a heat dissipation sheet made of aluminum alloy or a heat dissipation coil made of aluminum alloy. The heat radiating fins can be formed by regularly connecting a plurality of sheet metals, or can be specifically arranged by referring to the structure of the heat radiating fins in the prior art, the heat radiating fins can be made of aluminum alloy or copper alloy, and the specific shape is designed in a hole shape in consideration of the whole ventilation of a back plate of a server cabinet.
In a specific implementation, as shown in fig. 1, the heat conducting module includes a heat conducting silica gel and a heat dissipating unit, and an output end of the heat dissipating member is connected to an input end of the thermoelectric conversion module through the silica gel. The heat-conducting silica gel is a high-end heat-conducting compound, is crosslinked and cured by condensation reaction with water in the air and low molecular weight release, so that a high-performance elastomer is formed, has excellent cold and hot alternation resistance, aging resistance and electric insulation performance, has excellent moisture resistance, shock resistance, corona resistance, electric leakage resistance and chemical medium resistance, can be continuously used in an environment of-60-280 ℃, keeps the performance, does not swell and has good adhesion to most metals and non-metallic materials; the heat dissipation device can avoid the risk of short circuit due to the characteristics of no solidification and no electric conduction, and is suitable for being used as a heat conduction medium between a metal heat dissipation component and a hot spot conversion module.
The heat dissipation part is a heat dissipation sheet made of aluminum alloy or a heat dissipation coil made of aluminum alloy. The heat radiating fins can be formed by regularly connecting a plurality of sheet metals, or can be specifically arranged by referring to the structure of the heat radiating fins in the prior art, the heat radiating fins can be made of aluminum alloy or copper alloy, and the specific shape is designed in a hole shape in consideration of the whole ventilation of a back plate of a server cabinet.
Because two ends of the thermoelectric conversion module 4 need to be respectively arranged at the heat source and the cold end, in the server cabinet, the heat source is hot air of a rear heat dissipation system of server equipment and the like, the general temperature is as high as 50-60 ℃, the outside of the cabinet is a data center environment, and is slightly higher than the room temperature, the cold end of the thermoelectric conversion module is arranged at the inner surface of the system shell, and the temperature of the cold end of the thermoelectric conversion module is further reduced.
Since the thermoelectric conversion power of a single small-sized thermoelectric conversion unit is too low and the cost of one large-sized thermoelectric conversion unit is too high, it is preferable to construct the thermoelectric conversion module by a plurality of small-sized thermoelectric conversion units, wherein the plurality of thermoelectric conversion units are preferably arranged in a matrix in order to facilitate the connection between the plurality of thermoelectric conversion units and to occupy a minimum internal space of the system case. A plurality of thermoelectric conversion units arranged in a matrix are connected as follows: sequentially connecting the thermoelectric conversion units in each row in series to form a thermoelectric conversion monomer group; then, all the thermoelectric conversion cell groups are connected in parallel, that is, after each row is connected in series, a plurality of rows are connected in parallel.
By the above method, the output voltage and the output current of the thermoelectric conversion module can be increased, and the battery can be charged quickly.
The foregoing is a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should be construed as the protection scope of the present invention.
Claims (7)
1. A server cabinet heat exchange system, comprising: the system comprises a system shell, a heat conduction module, a thermoelectric conversion module, a charging module and a battery; the heat conduction module is deployed on a rear door or a lead frame of the server cabinet; the input end of the thermoelectric conversion module is connected with the heat conduction module through silica gel; the input end of the charging module is connected with the electric output end of the thermoelectric conversion module, and the output end of the charging module is connected with the battery.
2. The server cabinet heat exchange system of claim 1, wherein the thermoelectric conversion module is an integral module or is composed of a plurality of sub-modules, an insulating layer is disposed outside the hot spot conversion module, and a positive electrode and a negative electrode of the electrical output terminal are disposed at predetermined positions of the module, wherein the positive electrode and the negative electrode of the electrical output terminal are respectively used for connecting the positive electrode and the negative electrode of the charging module.
3. The server rack heat exchange system of claim 1, wherein the thermoelectric conversion module is formed by combining a plurality of sub-modules, wherein the plurality of thermoelectric conversion sub-modules are arranged in a matrix to connect the plurality of units and occupy a minimum internal space of the system housing, and preferably, the plurality of thermoelectric conversion sub-modules are connected in series to form a thermoelectric conversion sub-module group, and the plurality of thermoelectric conversion sub-module groups are connected in parallel with each other.
4. The server cabinet heat exchange system of claim 1, wherein the charging module comprises a charging chip and peripheral circuitry, wherein the peripheral circuitry is configured to perform voltage control and/or current control based on a demand for power to a data center lighting system and/or an emergency system.
5. The server cabinet heat exchange system of claim 1, wherein the connection between the charging module and the thermoelectric conversion module and the battery is subjected to an outer surface insulation treatment and a sealing and waterproof treatment.
6. The server cabinet heat exchange system of claim 1, wherein the heat conducting module comprises: heat-conducting silica gel and a heat dissipation unit; the output end of the heat dissipation unit is connected with the input end of the thermoelectric conversion module through the heat-conducting silica gel.
7. The server cabinet heat exchange system of claim 6, wherein the heat dissipation unit is an alloy heat sink or an aluminum alloy heat dissipation coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010406061.3A CN111555422A (en) | 2020-05-14 | 2020-05-14 | Server cabinet heat exchange system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010406061.3A CN111555422A (en) | 2020-05-14 | 2020-05-14 | Server cabinet heat exchange system |
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| CN111555422A true CN111555422A (en) | 2020-08-18 |
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| CN202010406061.3A Pending CN111555422A (en) | 2020-05-14 | 2020-05-14 | Server cabinet heat exchange system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050073150A1 (en) * | 2003-10-06 | 2005-04-07 | Patel Chandrakant D. | Converting heat generated by a component to electrical energy |
| CN202918218U (en) * | 2012-08-16 | 2013-05-01 | 中兴通讯股份有限公司 | Energy conservation and environmental protection apparatus of communication system equipment |
| CN105089849A (en) * | 2015-07-21 | 2015-11-25 | 中国船舶重工集团公司第七一一研究所 | Exhaust afterheat temperature difference thermoelectric system |
| CN108490615A (en) * | 2018-03-30 | 2018-09-04 | 京东方科技集团股份有限公司 | VR all-in-one machines |
| CN109557990A (en) * | 2018-12-28 | 2019-04-02 | 东南大学 | A kind of intelligent power saving temperature-controlling system based on heat to electricity conversion |
-
2020
- 2020-05-14 CN CN202010406061.3A patent/CN111555422A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050073150A1 (en) * | 2003-10-06 | 2005-04-07 | Patel Chandrakant D. | Converting heat generated by a component to electrical energy |
| CN202918218U (en) * | 2012-08-16 | 2013-05-01 | 中兴通讯股份有限公司 | Energy conservation and environmental protection apparatus of communication system equipment |
| CN105089849A (en) * | 2015-07-21 | 2015-11-25 | 中国船舶重工集团公司第七一一研究所 | Exhaust afterheat temperature difference thermoelectric system |
| CN108490615A (en) * | 2018-03-30 | 2018-09-04 | 京东方科技集团股份有限公司 | VR all-in-one machines |
| CN109557990A (en) * | 2018-12-28 | 2019-04-02 | 东南大学 | A kind of intelligent power saving temperature-controlling system based on heat to electricity conversion |
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