CN215260734U - Cooling tower system applied to cave depot engineering - Google Patents

Cooling tower system applied to cave depot engineering Download PDF

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Publication number
CN215260734U
CN215260734U CN202120372252.2U CN202120372252U CN215260734U CN 215260734 U CN215260734 U CN 215260734U CN 202120372252 U CN202120372252 U CN 202120372252U CN 215260734 U CN215260734 U CN 215260734U
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cooling tower
water
cooling
exhaust
air
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苏辉
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PLA Rocket Force Engineering Design Research Institute
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PLA Rocket Force Engineering Design Research Institute
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Abstract

The utility model discloses a cooling tower system applied to cave depot engineering, which comprises a cooling tower, wherein an air inlet of the cooling tower is connected with a fresh air pipeline, the fresh air pipeline is connected with an air inlet diffusion chamber, an air outlet of the cooling tower is connected with a total exhaust pipeline, the total exhaust pipeline is connected with an exhaust diffusion chamber, and the cooling tower is arranged between the air inlet diffusion chamber and the exhaust diffusion chamber; the cooling tower is connected with the heat dissipation equipment, and high-temperature water in the heat dissipation equipment flows back to the heat dissipation equipment after being cooled by the cooling tower so as to realize cooling circulation of the water. The utility model adopts the latent heat evaporation mode to provide cooling water, and the consumption of the cooling water is low; the cooling tower is arranged between the air inlet and exhaust diffusion chambers of the project, so that the cooling tower has the same protection capability as the project, and the survival capability of the cooling system is greatly improved; the exhaust pipe is internally provided with the exhaust fan, so that the secondary suction of the outlet air of the cooling tower into the tower can be effectively prevented, and the air quantity guarantee meeting the temperature requirement can be provided for the high-efficiency operation of the cooling tower.

Description

Cooling tower system applied to cave depot engineering
Technical Field
The utility model relates to a cooling field especially relates to a be applied to cooling tower system of cave depot engineering.
Background
In the prior art, a cavern project generally adopts a diesel generator to provide electric energy for equipment in the cavern, and an air conditioner is adopted to maintain the ambient temperature in the cavern. Cooling water cooling equipment is required when the diesel generator operates so as to ensure the operation of the diesel generator; at present, the conventional cooling water adopts a sensible heat exchange mode of a cooling reservoir, and the consumption of the cooling water is huge.
Air conditioners are generally refrigerated by a vapor compression type refrigerator, and a condenser of the vapor compression type refrigerator transfers heat to the surrounding environment through a coolant. The condenser mainly has two cooling modes of air cooling and water cooling according to different coolants. The air cooling mode needs to arrange an air cooling condenser outdoors, and the water cooling mode needs to arrange a cooling tower outdoors. Due to the complex layout and large burial depth of the cave depot engineering, the distance between the air conditioner and the outdoor terrace is long, and the arrangement of the outdoor air-cooled condenser or the cooling tower is difficult. In addition, the outdoor air-cooled condenser and the cooling tower are easy to track by a thermal imaging technology and are not beneficial to the concealment of engineering. Therefore, the existing air conditioning system for cave depot engineering adopts a cooling water direct current system to cool the water-cooled condenser, and the cooling water is directly discharged without being recycled after being cooled by a cooling tower, so that a large amount of cooling water is needed, and the saving of the consumption of the cooling water is a very important problem under the situation that the water resource is increasingly tense at present.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be applied to cooling tower system of cave depot engineering has the effect of practicing thrift cooling water quantity, protective capacities is strong. The specific technical scheme is as follows:
a cooling tower system applied to cave depot engineering comprises a cooling tower, wherein an air inlet of the cooling tower is connected with a fresh air pipeline, the fresh air pipeline is connected with an air inlet diffusion chamber, an air outlet of the cooling tower is connected with a main exhaust pipeline, the main exhaust pipeline is connected with an exhaust diffusion chamber, and the cooling tower is arranged between the air inlet diffusion chamber and the exhaust diffusion chamber; the cooling tower is connected with the heat dissipation equipment, and high-temperature water in the heat dissipation equipment flows back to the heat dissipation equipment after being cooled by the cooling tower so as to realize cooling circulation of the water.
Furthermore, a water inlet of the cooling tower is connected with a water inlet pipe of the cooling tower, the water inlet pipe of the cooling tower is connected with heat dissipation equipment, a water outlet of the cooling tower is connected with a water outlet pipe of the cooling tower, and the water outlet pipe of the cooling tower is connected with the heat dissipation equipment; high-temperature water in the heat dissipation equipment enters the cooling tower through a water inlet of the cooling tower, and flows back into the heat dissipation equipment through a water outlet of the cooling tower after being cooled by the high-temperature water so as to realize cooling circulation of the water.
Furthermore, a water pump assembly is arranged on a water outlet pipe of the cooling tower, the water pump assembly is electrically connected with a control device, and the control device can control the flow of cooling water entering the heat dissipation equipment through the water pump assembly.
Further, the water pump assembly comprises a cooling water pump, a pressure sensor and a temperature sensor, the pressure sensor and the temperature sensor can detect the water outlet pressure and the temperature of the cooling tower in real time and transmit detection signals to the control device, and the control device controls the flow of the cooling water pump according to the detection signals.
Furthermore, a fan is arranged at the inlet of the fresh air pipeline, and an exhaust fan is arranged at the outlet of the main exhaust pipeline; the air supplementing fan and the exhaust fan are respectively electrically connected with the control device.
Furthermore, the cooling tower is connected with a water replenishing pipeline, the water replenishing pipeline is connected with a cooling tower water replenishing reservoir, and when the water level in the cooling tower is reduced, the cooling tower water replenishing reservoir can replenish water for the cooling tower.
Further, a ball float valve is arranged in the cooling tower and floats up and down along with the liquid level of water in the cooling tower, so that the opening and closing of the water replenishing pipeline are controlled.
Further, the hole internal exhaust pipe is connected with an air inlet of the cooling tower, and fresh air outside the hole and exhaust air in the hole enter the cooling tower together through the fresh air pipeline and the hole internal exhaust pipe.
Furthermore, electric regulating valves are respectively arranged on the fresh air pipeline and the air exhaust pipe in the tunnel, the electric regulating valves are electrically connected with the control device, and the control device can control the air flow of the electric regulating valves, so that the proportion of fresh air outside the tunnel and air exhaust in the tunnel is changed.
Further, the heat dissipation device comprises an air conditioner and a diesel generator, and the air conditioner and the diesel generator are respectively connected with a cooling tower.
The utility model has the advantages of ingenious structural design, low cooling water consumption by adopting a latent heat evaporation mode to provide cooling water; the cooling tower is arranged between the air inlet and exhaust diffusion chambers of the project, so that the cooling tower has the same protection capability as the project, and the survival capability of the cooling system is greatly improved; the exhaust pipe is internally provided with an exhaust fan, so that the secondary suction of the outlet air of the cooling tower into the tower can be effectively prevented, and the air quantity guarantee meeting the temperature requirement can be provided for the high-efficiency operation of the cooling tower; the PLC can sense the water outlet pressure and temperature of the cooling tower in real time according to signals detected by a sensor of the water pump assembly, and the water outlet temperature of the cooling tower meets the guarantee requirement of each heat dissipation device on the temperature of cooling water by changing the proportion of fresh air outside the tunnel and air exhausted in the tunnel and the flow of the cooling water pump.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic diagram of a cooling tower system applied to cave depot engineering of the present invention.
Detailed Description
In order to better understand the purpose, function and specific design scheme of the present invention, the cooling tower system applied to cave depot engineering of the present invention is further described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the cooling tower system applied to cave depot engineering of the present invention comprises a cooling tower 5, wherein an air inlet of the cooling tower 5 is connected with a fresh air pipeline 16, the fresh air pipeline 16 is connected with an air inlet diffusion chamber, an air outlet of the cooling tower 5 is connected with a total exhaust pipeline 3, the total exhaust pipeline 3 is connected with an air exhaust diffusion chamber, and the cooling tower 5 is arranged between the air inlet diffusion chamber and the air exhaust diffusion chamber; the cooling tower 5 is connected with the heat dissipation equipment, and high-temperature water in the heat dissipation equipment flows back to the heat dissipation equipment after being cooled by the cooling tower 5 so as to realize cooling circulation of the water.
Specifically, a water inlet of the cooling tower 5 is connected with a cooling tower water inlet pipe 20, the cooling tower water inlet pipe 20 is connected with heat dissipation equipment, a water outlet of the cooling tower 5 is connected with a cooling tower water outlet pipe 21, and the cooling tower water outlet pipe 21 is connected with the heat dissipation equipment; high-temperature water in the heat dissipation equipment enters the cooling tower 5 through the water inlet of the cooling tower 5, and flows back into the heat dissipation equipment through the water outlet of the cooling tower 5 after being cooled by the high-temperature water so as to realize cooling circulation of the water. The heat dissipation devices of the present embodiment are an air conditioner 6 and a diesel generator 15, and the air conditioner 6 and the diesel generator 15 are respectively connected to a cooling tower 5.
The cooling tower 5 of this embodiment is a down-draft centrifugal cooling tower, and its working principle is that a fan at the lower part of the cooling tower 5 is used to send cold air outside the cooling tower 5 into the tower through a pipeline. The high-temperature water flows into the pipe type water distribution system and is uniformly distributed in each atomizer, high-speed rotating hot water is sprayed out and atomized upwards, and the high-temperature water and cold air entering the tower rise upwards together to exchange heat. The water mist rises to a certain height to form mist drops which naturally fall down and meet the rising cold air to carry out secondary heat exchange. The cooling water after heat dissipation and temperature reduction is finally stored at the bottom of the cooling tower 5 and then flows back into the heat dissipation equipment through a water outlet of the cooling tower 5. The bottom-blowing centrifugal cooling tower is an existing device, and the specific structure of the bottom-blowing centrifugal cooling tower is not described in detail herein.
Preferably, the water outlet pipe 21 of the cooling tower is provided with a water pump assembly 8, the water pump assembly 8 is electrically connected with the control device 11, and the control device 11 can control the flow of the cooling water entering the heat dissipation device through the water pump assembly 8. The water pump assembly 8 comprises a cooling water pump, a pressure sensor and a temperature sensor 9, the pressure sensor and the temperature sensor 9 can detect the water outlet pressure and the temperature of the cooling tower 5 in real time and transmit a detection signal to the control device 11, and the control device 11 controls the flow of the cooling water pump according to the detection signal.
Preferably, a fan 17 is arranged at the inlet of the fresh air pipeline 16, an exhaust fan 2 is arranged at the outlet of the main exhaust pipeline 3, and the fan 17 and the exhaust fan 2 provide power for the air flow in the fresh air pipeline 16 and the main exhaust pipeline 3; the air supplementing fan 17 and the exhaust fan 2 are respectively electrically connected with the control device 11, and the control device 11 is used for opening and closing the air supplementing fan 17 and the exhaust fan 2.
It is worth noting that, because partial water mist is discharged through the exhaust duct, the cooling water in the cooling tower 5 is less and less, therefore, the cooling tower 5 of the embodiment is further connected with the water replenishing duct 22, the water replenishing duct 22 is connected with the cooling tower water replenishing reservoir 1, and when the water level in the cooling tower 5 is too low, the cooling tower water replenishing reservoir 1 can replenish water for the cooling tower 5, so as to ensure that the heat dissipation device has sufficient cooling water to supply.
Preferably, a float valve 13 is arranged in the cooling tower 5, the float valve 13 is connected with a water replenishing pipeline 22, and the float valve 13 can control the opening and closing of the water replenishing pipeline 22; the water replenishing pipe 22 is provided with a water replenishing pump 10, and the water replenishing pump 10 is electrically connected with the control device 11. When the liquid level of the cooling water in the cooling tower 5 is lowered, the float valve 13 is lowered, and when the float valve 13 is lowered, the water replenishing pipeline 22 is opened to convey the cooling water in the cooling tower water replenishing reservoir 1 into the cooling tower 5, the liquid level of the cooling water in the cooling tower 5 is raised, the float valve 13 is raised, and when the float valve 13 is raised to a certain height, the water replenishing pipeline 22 is closed to stop water replenishing.
Preferably, the in-tunnel exhaust duct 19 in the tunnel warehouse of the embodiment is also connected with the air inlet of the cooling tower 5, and the fresh air outside the tunnel and the in-tunnel exhaust air can enter the cooling tower 5 through the fresh air duct 16 and the in-tunnel exhaust duct together, take away the heat of the water mist sprayed in the cooling tower 5, and then exhaust the water mist out of the tunnel through the main exhaust duct 3.
It is worth noting that the fresh air duct 16 and the in-tunnel exhaust duct 19 are respectively provided with an electric control valve 14, the electric control valve 14 is electrically connected with the control device 11, and the control device 11 can control the air flow of the electric control valve 14, so as to control the proportion of in-tunnel exhaust air and out-tunnel fresh air entering the cooling tower 5.
The control device 11 of the present embodiment is preferably a PLC controller, and the PLC controller is electrically connected to the water pump assembly 8, the air supply fan 17, the exhaust fan 2, the electric control valve 14, and the water supply pump 10 through the data transmission line 12, but it is understood that the control device 11 may be other existing controllers.
The utility model has the advantages of ingenious structural design, low cooling water consumption by adopting a latent heat evaporation mode to provide cooling water; the cooling tower is arranged between the air inlet and exhaust diffusion chambers of the project, so that the cooling tower has the same protection capability as the project, and the survival capability of the cooling system is greatly improved; the exhaust pipe is internally provided with an exhaust fan, so that the secondary suction of the outlet air of the cooling tower into the tower can be effectively prevented, and the air quantity guarantee meeting the temperature requirement can be provided for the high-efficiency operation of the cooling tower; the PLC can sense the water outlet pressure and temperature of the cooling tower in real time according to signals detected by a sensor of the water pump assembly, and the water outlet temperature of the cooling tower meets the guarantee requirement of each heat dissipation device on the temperature of cooling water by changing the proportion of fresh air outside the tunnel and air exhausted in the tunnel and the flow of the cooling water pump.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. A cooling tower system applied to cave depot engineering is characterized by comprising a cooling tower, wherein an air inlet of the cooling tower is connected with a fresh air pipeline, the fresh air pipeline is connected with an air inlet diffusion chamber, an air outlet of the cooling tower is connected with a main exhaust pipeline, the main exhaust pipeline is connected with an exhaust diffusion chamber, and the cooling tower is arranged between the air inlet diffusion chamber and the exhaust diffusion chamber; the cooling tower is connected with the heat dissipation equipment, and high-temperature water in the heat dissipation equipment flows back to the heat dissipation equipment after being cooled by the cooling tower so as to realize cooling circulation of the water.
2. The cooling tower system applied to the cave depot engineering in claim 1, wherein a water inlet of the cooling tower is connected with a water inlet pipe of the cooling tower, the water inlet pipe of the cooling tower is connected with a heat dissipation device, a water outlet of the cooling tower is connected with a water outlet pipe of the cooling tower, and the water outlet pipe of the cooling tower is connected with the heat dissipation device; high-temperature water in the heat dissipation equipment enters the cooling tower through a water inlet of the cooling tower, and flows back into the heat dissipation equipment through a water outlet of the cooling tower after being cooled by the high-temperature water so as to realize cooling circulation of the water.
3. The cooling tower system applied to cave depot engineering as claimed in claim 2, wherein a water pump assembly is arranged on the water outlet pipe of the cooling tower, the water pump assembly is electrically connected with the control device, and the control device can control the flow of the cooling water entering the heat sink through the water pump assembly.
4. The cooling tower system applied to cave depot engineering in claim 3, wherein the water pump assembly comprises a cooling water pump, a pressure sensor and a temperature sensor, the pressure sensor and the temperature sensor can detect the pressure and the temperature of the outlet water of the cooling tower in real time and transmit detection signals to the control device, and the control device controls the flow rate of the cooling water pump according to the detection signals.
5. The cooling tower system applied to the cavern engineering as recited in claim 4, wherein a supplementary blower is disposed at an inlet of the fresh air duct, an exhaust blower is disposed at an outlet of the main exhaust duct, and the supplementary blower and the exhaust blower are electrically connected to the control device respectively.
6. The cooling tower system for cavern engineering as recited in claim 4, wherein the cooling tower is connected to a water supply pipeline, the water supply pipeline is connected to a water supply reservoir of the cooling tower, and the water supply reservoir of the cooling tower can supply water to the cooling tower when a water level in the cooling tower is lowered.
7. The cooling tower system applied to the cave depot engineering as claimed in claim 6, wherein a ball float valve is arranged in the cooling tower, and the ball float valve floats up and down along with the liquid level of the water in the cooling tower, thereby controlling the opening and closing of the water replenishing pipeline.
8. The cooling tower system applied to cave depot engineering of claim 4, wherein the in-cave exhaust duct is connected with an air inlet of the cooling tower, and the out-cave fresh air and the in-cave exhaust air enter the cooling tower together through the fresh air duct and the in-cave exhaust duct.
9. The cooling tower system applied to cavern engineering as recited in claim 8, wherein the fresh air duct and the in-cavern exhaust duct are respectively provided with an electric control valve, the electric control valve is electrically connected with a control device, and the control device can control the air flow of the electric control valve, so as to change the ratio of fresh air outside the cavern to exhaust air inside the cavern.
10. The cooling tower system for cave depot engineering as claimed in claim 1, wherein the heat dissipating device comprises an air conditioner and a diesel generator, and the air conditioner and the diesel generator are respectively connected to one cooling tower.
CN202120372252.2U 2021-02-08 2021-02-08 Cooling tower system applied to cave depot engineering Active CN215260734U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120372252.2U CN215260734U (en) 2021-02-08 2021-02-08 Cooling tower system applied to cave depot engineering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120372252.2U CN215260734U (en) 2021-02-08 2021-02-08 Cooling tower system applied to cave depot engineering

Publications (1)

Publication Number Publication Date
CN215260734U true CN215260734U (en) 2021-12-21

Family

ID=79501795

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120372252.2U Active CN215260734U (en) 2021-02-08 2021-02-08 Cooling tower system applied to cave depot engineering

Country Status (1)

Country Link
CN (1) CN215260734U (en)

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