CN220319666U - Cooling system of diesel generator set of data center - Google Patents
Cooling system of diesel generator set of data center Download PDFInfo
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- CN220319666U CN220319666U CN202320651333.5U CN202320651333U CN220319666U CN 220319666 U CN220319666 U CN 220319666U CN 202320651333 U CN202320651333 U CN 202320651333U CN 220319666 U CN220319666 U CN 220319666U
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- heat exchanger
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- data center
- cooling water
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- 238000001816 cooling Methods 0.000 title claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000000498 cooling water Substances 0.000 claims abstract description 45
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 18
- 230000001502 supplementing effect Effects 0.000 claims description 11
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 8
- 238000005485 electric heating Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 description 6
- 238000001802 infusion Methods 0.000 description 6
- 238000009423 ventilation Methods 0.000 description 5
- 238000007710 freezing Methods 0.000 description 4
- 230000008014 freezing Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model belongs to the technical field of data center generator cooling, and discloses a data center diesel generator set cooling system, which comprises: the system comprises a diesel generator set, a heat exchanger, a primary side circulating water pump, a closed cooling tower, a cooling water inlet pipe and a cooling water return pipe; the diesel generator sets are communicated with the heat exchanger loop, and the heat exchangers are in one-to-one correspondence with the generator sets; the heat exchanger is sequentially communicated with the cooling water return pipe and the closed cooling tower; the closed cooling tower is sequentially communicated with the cooling water inlet pipe, the primary side circulating water pump, the cooling water inlet pipe and the heat exchanger; the heat of the diesel generating set is taken away by utilizing the closed cooling tower, the heat generated in the running process of the diesel generating set is transferred to the heat exchanger through the self-contained cooling device, and the heat exchanger carries out circulating cooling through the communicated cooling water return pipe, the cooling water inlet pipe, the primary side circulating water pump and the closed cooling tower and finally dissipates the heat outdoors.
Description
Technical Field
The utility model relates to the technical field of data center generator cooling, in particular to a data center diesel generator set cooling system.
Background
At present, a diesel generator set is generally adopted as a standby power supply in domestic and foreign data centers, most diesel generator sets adopt an air cooling mode, the mode is simple to control, but the diesel generator set needs to meet the condition of diesel inlet and exhaust, and the air inlet and exhaust area of the 1000KW diesel generator set is generally about 5 square meters.
At present, many domestic data centers are reconstructed by using the existing buildings, particularly in some two-line urban central urban areas, the surrounding space of the buildings is very narrow, the requirements on the outer vertical surfaces are very strict, and the outer vertical surfaces cannot be adjusted at will. In particular, there is also a limited high requirement of the building, the influence of ambient noise, etc. The diesel generator set is arranged outdoors without the condition on site, and the condition in the building meets the condition of large-area air intake and exhaust, but the diesel generator set is indispensable as a diesel generator set which is necessary for a data machine room.
Therefore, the application provides a cooling system of a diesel generator set of a data center, which aims to solve the problems in the prior art so as to solve the cooling problem of the diesel generator set under severe conditions.
Disclosure of Invention
In order to solve the problems, the application provides a cooling system of a diesel generator set of a data center.
The application provides a data center diesel generating set cooling system adopts following technical scheme:
a data center diesel-electric set cooling system, comprising: the system comprises a diesel generator set, a heat exchanger, a primary side circulating water pump, a closed cooling tower, a cooling water inlet pipe and a cooling water return pipe;
the diesel generator sets are communicated with the heat exchanger loop, and the heat exchangers are in one-to-one correspondence with the generator sets;
the heat exchanger is sequentially communicated with the cooling water return pipe and the closed cooling tower;
the closed cooling tower is sequentially communicated with the cooling water inlet pipe, the primary side circulating water pump, the cooling water inlet pipe and the heat exchanger.
Through the technical scheme, the heat of the diesel generating set is taken away by utilizing the closed cooling tower, the heat generated in the running process of the diesel generating set is transmitted to the heat exchanger through the self-contained cooling device, and the heat exchanger carries out circulating cooling through the communicated cooling water return pipe, the cooling water inlet pipe, the primary side circulating water pump and the closed cooling tower and finally dissipates the heat outdoors.
Furthermore, the diesel generator is also communicated with an expansion water tank on the water inlet pipeline of the heat exchanger.
By adopting the technical scheme, the expansion water tank holds the water expansion amount of the system, the water pressure fluctuation of the system caused by water expansion can be reduced, the safety and reliability of the system operation are improved, and when the system leaks water or the system is cooled due to a certain reason, the water level of the expansion water tank is reduced, and the system can be supplemented with water.
Furthermore, the diesel generator is also communicated with a secondary side circulating water pump on the water outlet pipeline of the heat exchanger.
Through the technical scheme, the secondary side circulating water pump can accelerate taking away heat on the diesel generating set, and then the cooling rate is accelerated.
Further, the conductive medium within the cooling water inlet pipe and the cooling water return pipe includes, but is not limited to, a glycol solution.
According to the technical scheme, in order to meet the antifreezing requirement of extremely cold areas such as northern China, a cooling water pipeline of the closed cooling tower adopts glycol solution, and the freezing point of the glycol solution is higher than the lowest temperature of a local polar end so as to ensure the normal operation of a data center; and meanwhile, a more proper medium can be selected and replaced according to the actual use environment.
Further, the heat exchanger is a plate heat exchanger.
Through the technical scheme, the plate heat exchanger has the advantages of high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, convenient installation and cleaning, wide application and long service life; under the same pressure loss condition, the heat transfer coefficient is 3-5 times higher than that of the tubular heat exchanger, the occupied area is one third of that of the tubular heat exchanger, and the heat exchange efficiency is very high.
Further, electric heating is arranged in the tower tray of the closed cooling tower, and a water supplementing port is arranged on the closed cooling tower.
Through the technical scheme, the electric heating is used for preventing the whole cooling system from being unable to normally operate due to the fact that the liquid medium in the closed cooling tower is frozen in low-temperature weather; the water supplementing and receiving port can supplement or replace media in time after long-time use.
Furthermore, the cooling water inlet pipe is communicated with a constant-pressure liquid supplementing device, and the constant-pressure liquid supplementing device is communicated with a liquid supplementing box.
Through above-mentioned technical scheme, set up like this and can carry out the moisturizing operation through the constant pressure moisturizing device to the cooling water inlet tube to avoid the quantity of cooling medium not enough, lead to cooling system operation not good.
In summary, the present application includes at least one of the following beneficial technical effects:
(1) The heat of the diesel generator set is taken away by utilizing a closed cooling tower, the heat generated in the running process of the diesel generator set is transmitted to a heat exchanger through a self-contained cooling device, and the heat exchanger carries out circulating cooling through a cooling water return pipe, a cooling water inlet pipe, a primary side circulating water pump and the closed cooling tower which are communicated with each other, and finally the heat is dissipated to the outside;
(2) In order to meet the antifreezing requirement in extremely cold areas such as northern China, a cooling water pipeline of the closed cooling tower adopts a glycol solution, and the freezing point of the glycol solution is higher than the lowest temperature of the local polar end so as to ensure the normal operation of the data center.
Drawings
Fig. 1 is a schematic structural diagram of the present application.
The reference numerals in the figures illustrate: 1. a diesel generator set; 2. a heat exchanger; 3. a primary side circulating water pump; 4. a closed cooling tower; 5. a cooling water inlet pipe; 6. a cooling water return pipe; 7. an expansion tank; 8. a secondary side circulating water pump; 9. constant pressure fluid infusion device.
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; it is apparent that the described embodiments are only a part of the embodiments of the present application, not all of the embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the scope of protection of the present application.
In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
Examples:
the present application is described in further detail below in conjunction with fig. 1.
The embodiment of the application discloses a data center diesel generating set 1 cooling system, includes: the system comprises a diesel generator set 1, a heat exchanger 2, a primary side circulating water pump 3, a closed cooling tower 4, a cooling water inlet pipe 5 and a cooling water return pipe 6;
the diesel generator set 1 is in loop communication with the heat exchanger 2, and the heat exchanger 2 corresponds to the generator set one by one;
the heat exchanger 2 is sequentially communicated with a cooling water return pipe 6 and a closed cooling tower 4;
the closed cooling tower 4 is sequentially communicated with a cooling water inlet pipe 5, a primary side circulating water pump 3, the cooling water inlet pipe 5 and the heat exchanger 2.
Referring to fig. 1, the water inlet pipeline of the diesel generator and the heat exchanger 2 is also communicated with an expansion water tank 7; the expansion water tank 7 accommodates the water expansion amount of the system, so that the water pressure fluctuation of the system caused by water expansion can be reduced, the safety and reliability of the operation of the system are improved, and when the system leaks water or the system is cooled due to a certain reason, the water level of the expansion water tank 7 is reduced, and the system can be supplemented with water.
Referring to fig. 1, a secondary side circulating water pump 8 is also communicated with the water outlet pipeline of the diesel generator and the heat exchanger 2; the secondary side circulating water pump 8 can accelerate taking away heat on the diesel generating set 1, so that the cooling rate is accelerated.
Referring to fig. 1, the conductive media in the cooling water inlet pipe 5 and the cooling water return pipe 6 include, but are not limited to, glycol solution; in order to meet the antifreezing requirement in extremely cold areas such as northern China, a cooling water pipeline of the closed cooling tower 4 adopts a glycol solution, and the freezing point of the glycol solution is higher than the lowest temperature of a local polar end so as to ensure the normal operation of a data center; and meanwhile, a more proper medium can be selected and replaced according to the actual use environment.
Referring to fig. 1, the heat exchanger 2 is of the plate heat exchanger 2 type; the plate heat exchanger 2 has high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, convenient installation and cleaning, wide application and long service life; under the same pressure loss condition, the heat transfer coefficient is 3-5 times higher than that of the tubular heat exchanger 2, the occupied area is one third of that of the tubular heat exchanger 2, and the heat exchange efficiency is very high.
Referring to fig. 1, an electric heating is arranged in a tray of a closed cooling tower 4, and a water supplementing port is arranged on the closed cooling tower 4; the electric heating is used for preventing the liquid medium in the closed cooling tower 4 from freezing in low-temperature weather, so that the whole cooling system cannot normally operate; the water supplementing and receiving port can supplement or replace media in time after long-time use.
Referring to fig. 1, a cooling water inlet pipe 5 is communicated with a constant-pressure fluid infusion device 9, and the constant-pressure fluid infusion device 9 is communicated with a fluid infusion tank; the arrangement can automatically carry out fluid infusion operation on the cooling water inlet pipe 5 through the constant-pressure fluid infusion device 9 so as to avoid the phenomenon that the cooling system is not operated well due to insufficient quantity of cooling media.
The implementation principle of the cooling system of the diesel generating set 1 of the data center in the embodiment of the application is as follows:
the heat of the diesel generating set 1 is taken away by the closed cooling tower 4, the heat generated in the running process of the diesel generating set 1 is transmitted to the heat exchanger 2 through the cooling device, and the heat exchanger 2 carries out circulating cooling through the cooling water return pipe 6, the cooling water inlet pipe 5, the primary side circulating water pump 3 and the closed cooling tower 4 which are communicated, and finally dissipates the heat outdoors.
According to the solution, most of heat in the diesel generating set is dissipated outdoors through the closed cooling tower 4, and the indoor part mainly solves the ventilation quantity of combustion air of the diesel generating set 1 and the ventilation quantity required by radiation heat dissipation in the operation process. Compared with the air cooling heat dissipation mode, the ventilation quantity is reduced by more than 80 percent. The problem of insufficient ventilation conditions in the field can be well solved. In order to meet the requirements of the A-level machine room, the closed cooling tower 4 and the water pump are arranged in an N+1 redundant mode. The cooling water pipeline adopts a loop, any equipment fails, and the maintenance of any section of pipeline, valve and the like can not affect the normal operation of the system.
The structure of the diesel generator set is ingenious, the problem of heat dissipation of the diesel generator set 1 under the condition of insufficient on-site ventilation condition is solved, and the space of the heat dissipation equipment is limited, the height is limited and the like under the very severe condition of the on-site condition if the outer vertical surface cannot be adjusted. The solution can greatly reduce the air inlet and outlet quantity of the diesel generating set 1, thereby reducing the area requirement of the air inlet and outlet; has excellent popularization prospect.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (7)
1. A data center diesel-electric set cooling system, comprising: the system comprises a diesel generator set (1), a heat exchanger (2), a primary side circulating water pump (3), a closed cooling tower (4), a cooling water inlet pipe (5) and a cooling water return pipe (6);
the diesel generator sets (1) are communicated with the heat exchanger (2) in a loop, and the heat exchangers (2) are in one-to-one correspondence with the diesel generator sets (1);
the heat exchanger (2) is sequentially communicated with the cooling water return pipe (6) and the closed cooling tower (4);
the closed cooling tower (4) is sequentially communicated with the cooling water inlet pipe (5), the primary side circulating water pump (3), the cooling water inlet pipe (5) and the heat exchanger (2).
2. A data center diesel-electric set cooling system as claimed in claim 1, wherein: and an expansion water tank (7) is also communicated with the water inlet pipeline of the diesel generator set (1) and the heat exchanger (2).
3. A data center diesel-electric set cooling system as claimed in claim 1, wherein: the diesel generator set (1) is also communicated with a secondary side circulating water pump (8) on a water outlet pipeline of the heat exchanger (2).
4. A data center diesel-electric set cooling system as claimed in claim 1, wherein: conductive media within the cooling water inlet pipe (5) and the cooling water return pipe (6) include, but are not limited to, glycol solutions.
5. A data center diesel-electric set cooling system as claimed in claim 1, wherein: the heat exchanger (2) is a plate heat exchanger.
6. A data center diesel-electric set cooling system as claimed in claim 1, wherein: an electric heating device is arranged in a tray of the closed cooling tower (4), and a water supplementing and receiving port is arranged on the closed cooling tower (4).
7. A data center diesel-electric set cooling system as claimed in claim 1, wherein: the cooling water inlet pipe (5) is communicated with a constant-pressure liquid supplementing device (9), and the constant-pressure liquid supplementing device (9) is communicated with a liquid supplementing box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320651333.5U CN220319666U (en) | 2023-03-29 | 2023-03-29 | Cooling system of diesel generator set of data center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320651333.5U CN220319666U (en) | 2023-03-29 | 2023-03-29 | Cooling system of diesel generator set of data center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220319666U true CN220319666U (en) | 2024-01-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320651333.5U Active CN220319666U (en) | 2023-03-29 | 2023-03-29 | Cooling system of diesel generator set of data center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220319666U (en) |
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2023
- 2023-03-29 CN CN202320651333.5U patent/CN220319666U/en active Active
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