CN220062650U - Cooling tower and circulating water cooling system - Google Patents
Cooling tower and circulating water cooling system Download PDFInfo
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- CN220062650U CN220062650U CN202321603296.7U CN202321603296U CN220062650U CN 220062650 U CN220062650 U CN 220062650U CN 202321603296 U CN202321603296 U CN 202321603296U CN 220062650 U CN220062650 U CN 220062650U
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- heat exchange
- turbine
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 119
- 238000001816 cooling Methods 0.000 title claims abstract description 66
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000012546 transfer Methods 0.000 claims abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 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
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a cooling tower and a circulating water cooling system. The cooling tower comprises a tower body, a fan, a water turbine and a water inlet pipe; the top of the tower body is provided with an air duct, a heat exchange tank is arranged in the tower body, and the heat exchange tank is positioned below the air duct; the fan is arranged in the air duct and is used for cooling the medium in the heat exchange tank; the water turbine is arranged in the tower body, is positioned between the fan and the heat exchange tank, and is connected with the fan to drive the fan; the inlet of inlet tube is used for receiving the outside medium of waiting to cool off of cooling tower, and the liquid outlet of inlet tube is located between fan and the hydraulic turbine, and the medium that flows by the liquid outlet of inlet tube flows through the hydraulic turbine in order to drive the hydraulic turbine, flows into the heat transfer pond. The cooling tower can collect and utilize the wasted energy directly released when the circulating medium enters the heat exchange tank through the water turbine, convert the wasted energy into mechanical energy and drive the fan to operate, can realize the non-electrochemical operation of the fan of the cooling tower, and achieves the aim of energy conservation.
Description
Technical Field
The utility model relates to the technical field of communication, in particular to a cooling tower and a circulating water cooling system.
Background
At present, a circulating water cooling tower commonly adopted by a data center is a wet cooling tower. In a wet cooling tower, heat is transferred to air by hot water through contact heat dissipation and evaporation heat dissipation, and in order to increase contact heat exchange between the hot water and cold air, a fan is generally driven by a motor to rotate at a high speed by a traditional cooling tower, so that the cold air is promoted to enter the cooling tower to exchange heat with water in a filler to reduce the water temperature, and the heat exchange efficiency of the hot water and the cold air is increased. The electric fan is a main power consumption device of the cooling tower, a large amount of electric energy is consumed in the heat exchange process, and the cooling tower is required to be subjected to energy utilization transformation from the aspect of economic benefit and compliance with the call of the low-carbon age.
Disclosure of Invention
The embodiment of the utility model provides a cooling tower and a circulating water cooling system, which are used for solving the problem of larger electric energy consumption of the cooling tower.
In one aspect, the embodiment of the utility model provides a cooling tower, which comprises a tower body, a fan, a water turbine and a water inlet pipe; the top of the tower body is provided with an air duct, a heat exchange tank is arranged in the tower body, and the heat exchange tank is positioned below the air duct; the fan is arranged in the air duct and is used for cooling the medium in the heat exchange tank; the water turbine is arranged in the tower body, is positioned between the fan and the heat exchange tank, and is connected with the fan to drive the fan; the inlet of the water inlet pipe is used for receiving a medium to be cooled outside the cooling tower, the liquid outlet of the water inlet pipe is positioned between the fan and the water turbine, and the medium flowing out from the liquid outlet of the water inlet pipe flows through the water turbine to drive the water turbine and flows into the heat exchange tank.
As an embodiment of the utility model, the water turbine is fixedly connected with the air duct.
As an aspect of the embodiment of the utility model, the water turbine is fixedly connected with the air duct through a bracket, and the bracket is arranged along the radial direction of the air duct.
As an aspect of the embodiment of the utility model, the water turbine is a mixed flow reaction turbine.
As an aspect of the embodiment of the present utility model, the water turbine includes an output shaft, and the output shaft of the water turbine is connected to an input shaft of the fan.
As an aspect of the embodiment of the present utility model, the water turbine includes an impeller, the impeller of the water turbine is connected to the output shaft, the medium flowing out from the liquid outlet of the water inlet pipe flows through the impeller of the water turbine to drive the impeller to rotate, and the impeller drives the output shaft to rotate.
As an embodiment of the utility model, a first control valve is arranged on the water inlet pipe near the liquid outlet.
As an embodiment of the utility model, a delivery pump is arranged on the water inlet pipe near the liquid inlet.
As an aspect of the embodiment of the present utility model, a bypass pipe is disposed between the liquid outlet and the liquid inlet of the water inlet pipe, the bypass pipe is used for introducing the medium in the water inlet pipe into the heat exchange tank, and a second control valve is disposed on the bypass pipe.
In another aspect, an embodiment of the present utility model provides a circulating water cooling system, including a cooling tower as described above.
The cooling tower provided by the embodiment of the utility model can collect and utilize the wasted energy directly released when the circulating medium enters the heat exchange tank through the water turbine, greatly utilizes the surplus flow and surplus lift of the circulating system of the cooling tower, can convert the wasted kinetic energy and potential energy in the circulating system into mechanical energy, directly drives the fan to operate by the water turbine, plays a cooling role, can realize the non-electrochemical operation of the fan of the cooling tower, achieves the purpose of energy conservation, and solves the problem of larger electric energy consumption of the cooling tower.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments of the present utility model will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of a cooling tower according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of a cooling principle of a cooling tower according to an embodiment of the present utility model.
Reference numerals:
100-tower body, 200-fan, 300-water turbine, 400-water inlet pipe and 500-bypass pipe;
101-wind cylinders, 102-heat exchange tanks and 103-support columns;
301-a water inlet, 302-a water outlet and 303-an output shaft;
401-a first control valve, 402-a transfer pump;
501-a second control valve.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the utility model and are not intended to limit the scope of the utility model, i.e., the utility model is not limited to the embodiments described.
In the description of the present utility model, it should be noted that the terms "first" and "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance unless otherwise indicated; the meaning of "plurality" is two or more; the terms "inner," "outer," "top," "bottom," and the like are used for convenience in describing and simplifying the description only, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.
For easy understanding, first, an application scenario of the cooling tower according to the present utility model will be described. The cooling tower provided by the embodiment of the utility model can be suitable for a circulating water cooling system and can be used for refrigerating plants, data centers and the like.
Referring to fig. 1 and 2, an embodiment of the present utility model provides a cooling tower, which includes a tower body 100, a fan 200, a water turbine 300 and a water inlet pipe 400. Wherein, the top of the tower body 100 is provided with a wind barrel 101. The tower body 100 is internally provided with a heat exchange tank 102, the heat exchange tank 102 is a structure that a hotter medium (such as water) is in contact with cold air for heat exchange, the heat exchange tank 102 can comprise a water distribution pipe and other structures, and the heat exchange tank 102 is positioned below the air duct 101.
In a specific implementation, the fan 200 is disposed in the air duct 101, and the fan 200 rotates to promote the cool air outside the tower body 100 to enter the tower body 100, exchange heat with the medium in the heat exchange tank 102, reduce the temperature of the medium, and cool the medium in the heat exchange tank 102. Specifically, an air inlet may be disposed at the bottom of the tower body 100, the air inlet is located below the heat exchange tank 102, and when the fan 200 works, cool air outside the tower body 100 is promoted to enter the tower body 100 from the air inlet, flow upwards through the heat exchange tank 102, and flow out of the tower body 100 from the air duct 101 after heat exchange.
In particular implementations, water turbine 300 is disposed within tower 100, with water turbine 300 being located between blower 200 and heat exchange sump 102. The liquid inlet of the water inlet pipe 400 receives the medium to be cooled outside the cooling tower, the liquid outlet of the water inlet pipe 400 is positioned between the fan 200 and the water turbine 300, and the medium flowing out from the liquid outlet of the water inlet pipe 400 flows through the water turbine 300 to drive the water turbine 300 and flows into the heat exchange tank 102. The water turbine 300 is connected with the fan 200, and the water turbine 300 converts kinetic energy and potential energy of a medium into mechanical energy to drive the fan 200 to rotate.
The cooling tower provided by the embodiment of the utility model can collect and utilize the wasted energy directly released when the circulating medium (water) enters the heat exchange tank 102 through the water turbine 300, greatly utilizes the surplus flow and surplus lift of the circulating water system of the cooling tower, can convert the wasted kinetic energy and potential energy in the circulating water system into mechanical energy, directly drives the fan 200 to operate by the water turbine 300, plays a cooling role, can realize the non-electric operation of the fan 200 of the cooling tower, and achieves the purpose of energy conservation and obvious economic benefit. In addition, compared with the blower 200 driven by a motor, the blower 200 driven by electric power is changed into hydraulic power, so that the components such as a speed reducer and a transmission shaft can be omitted, the structure is simplified, and an energy-saving and environment-friendly cooling tower with zero electric energy consumption can be obtained, which is more beneficial to energy saving of a data center. The water turbine 300 drives the fan 200 to rotate by utilizing surplus energy in the circulating water system of the cooling tower, so that the overall structural layout of the circulating water system is not changed, the energy consumption of the circulating water system is not increased, the state of the circulating water pump is not changed, the working principle of the cooling tower is maintained, the air-water ratio of the cooling tower is also maintained, and the process requirements of heat exchange equipment in the cooling tower can be completely met. In addition, the blower 200 is driven by the water turbine 300, so that the maintenance cost of the cooling tower can be reduced, the water ladle of the cooling tower is reduced, the economic benefit is good, and the popularization value is high.
As a possible embodiment, the water turbine 300 may be fixedly connected to the wind tunnel 101. Specifically, the water turbine 300 may be fixedly connected to the center platform of the wind tunnel 101. In specific implementation, the water turbine 300 can be fixedly connected with the air duct 101 through a bracket, the bracket can be arranged along the radial direction of the air duct 101, and the water turbine 300 can be arranged by fully utilizing the inner space of the air duct 101. The water turbine 300 can be simultaneously fixed by the support columns 103 arranged inside the tower body 100, so as to improve the position stability of the water turbine 300.
In particular implementations, the turbine 300 may be a francis reaction turbine 300, and in particular, the turbine 300 may be an ultra-low specific speed francis reaction turbine 300.
As one possible implementation, the water turbine 300 may include a water inlet 301, a water outlet 302, an impeller, and an output shaft 303. The liquid outlet of the water inlet pipe 400 is connected with the water inlet 301 of the water turbine 300, and the water outlet 302 of the water turbine 300 is connected to the heat exchange tank 102. The medium flowing out from the liquid outlet of the water inlet pipe 400 enters the water turbine 300 from the water inlet 301 and flows through the impeller, the pressure difference between the front water flow and the rear water flow of the impeller drives the impeller to rotate, the impeller is connected with the output shaft 303, the impeller drives the output shaft 303 to rotate, and the output shaft 303 is connected with the input shaft of the fan 200, so that the fan 200 is driven to rotate. The medium flowing through the impeller flows out of the water turbine 300 through the water outlet 302 and into the heat exchange tank 102.
In a specific implementation, the water inlet pipe 400 may be disposed outside the tower body 100, extend from the bottom to the top of the tower body 100, and connect to the water turbine 300. A first control valve 401 may be provided on the water inlet pipe 400 near the liquid outlet to control the medium from the water inlet pipe 400 into the water turbine 300 or to block the medium from the water inlet pipe 400 into the water turbine 300. The first control valve 401 may be an electrically operated valve. A delivery pump 402 is provided on the inlet pipe 400 near the inlet to effect delivery of the medium through the inlet pipe 400.
As a possible embodiment, a bypass pipe 500 may be disposed between the outlet and inlet of the water inlet pipe 400, and the bypass pipe 500 may introduce the medium in the water inlet pipe 400 directly into the heat exchange tank 102 without entering the water turbine 300. When the fan 200 is required to be turned off due to special conditions, the medium in the water inlet pipe 400 can be directly introduced into the heat exchange tank 102 through the bypass pipe 500, so that the cooling tower can still be used normally.
When the heat exchange device is specifically arranged, one end of the bypass pipe 500 is communicated with the water inlet pipe 400, the joint of the bypass pipe 500 and the water inlet pipe 400 is positioned between the first control valve 401 and the delivery pump 402, and the other end of the bypass pipe 500 is connected to the heat exchange tank 102. The bypass pipe 500 is provided with a second control valve 501 to control the medium from the bypass pipe 500 to the heat exchange tank 102 or to block the medium from the bypass pipe 500 to the heat exchange tank 102. The second control valve 501 may be disposed on the bypass pipe 500 proximate to the heat exchange cell 102, and similarly, the second control valve 501 may be an electrically operated valve.
It will be appreciated by persons skilled in the art that the foregoing description is only a specific embodiment of the utility model, and that the scope of the utility model is not limited thereto. It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. The cooling tower is characterized by comprising a tower body, a fan, a water turbine and a water inlet pipe;
the top of the tower body is provided with an air duct, a heat exchange tank is arranged in the tower body, and the heat exchange tank is positioned below the air duct;
the fan is arranged in the air duct and is used for cooling the medium in the heat exchange tank;
the water turbine is arranged in the tower body, is positioned between the fan and the heat exchange tank, and is connected with the fan to drive the fan;
the inlet of the water inlet pipe is used for receiving a medium to be cooled outside the cooling tower, the liquid outlet of the water inlet pipe is positioned between the fan and the water turbine, and the medium flowing out from the liquid outlet of the water inlet pipe flows through the water turbine to drive the water turbine and flows into the heat exchange tank.
2. The cooling tower of claim 1, wherein the water turbine is fixedly connected to the air duct.
3. The cooling tower of claim 2, wherein the turbine is fixedly connected to the duct by a bracket disposed radially of the duct.
4. The cooling tower of claim 1, wherein the hydraulic turbine is a mixed flow counter-current hydraulic turbine.
5. The cooling tower of claim 1, wherein the water turbine includes an output shaft, the output shaft of the water turbine being connected to an input shaft of the fan.
6. The cooling tower of claim 5, wherein the turbine includes an impeller, the impeller of the turbine being coupled to the output shaft, the medium exiting from the outlet of the inlet tube flowing through the impeller of the turbine to drive the impeller to rotate, the impeller driving the output shaft to rotate.
7. The cooling tower of claim 1, wherein a first control valve is disposed on the inlet tube proximate the outlet.
8. The cooling tower of claim 1, wherein a transfer pump is disposed on the inlet pipe proximate the inlet.
9. The cooling tower according to claim 1, characterized in that a bypass pipe is arranged between the outlet opening and the inlet opening of the inlet pipe, the bypass pipe being used for introducing the medium in the inlet pipe into the heat exchange tank, the bypass pipe being provided with a second control valve.
10. A circulating water cooling system comprising the cooling tower according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321603296.7U CN220062650U (en) | 2023-06-21 | 2023-06-21 | Cooling tower and circulating water cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321603296.7U CN220062650U (en) | 2023-06-21 | 2023-06-21 | Cooling tower and circulating water cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220062650U true CN220062650U (en) | 2023-11-21 |
Family
ID=88753053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321603296.7U Active CN220062650U (en) | 2023-06-21 | 2023-06-21 | Cooling tower and circulating water cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220062650U (en) |
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2023
- 2023-06-21 CN CN202321603296.7U patent/CN220062650U/en active Active
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