CN211859920U - Energy-saving consumption-reducing high-voltage frequency converter strong heat dissipation system - Google Patents

Energy-saving consumption-reducing high-voltage frequency converter strong heat dissipation system Download PDF

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Publication number
CN211859920U
CN211859920U CN202020741459.8U CN202020741459U CN211859920U CN 211859920 U CN211859920 U CN 211859920U CN 202020741459 U CN202020741459 U CN 202020741459U CN 211859920 U CN211859920 U CN 211859920U
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China
Prior art keywords
air
heat exchanger
water
water heat
collecting cover
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Active
Application number
CN202020741459.8U
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Chinese (zh)
Inventor
许建烨
连会强
孙常杰
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Jiangsu Fuchunjiang Environmental Protection Thermal Power Co ltd
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Jiangsu Fuchunjiang Environmental Protection Thermal Power Co ltd
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Priority to CN202020741459.8U priority Critical patent/CN211859920U/en
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Abstract

The utility model relates to an energy saving and consumption reduction's high-voltage inverter strong cooling system, including high-voltage inverter, the converter room, the air water heat exchanger, top air outlet department at high-voltage inverter is provided with the air-collecting cover, be provided with drainage fan in the air-collecting cover, the air-collecting cover passes through the air intake connection of tuber pipe and air water heat exchanger, air outlet department at air water heat exchanger top also is equipped with the air-collecting cover, also be provided with drainage fan in the air-collecting cover, the air-collecting cover at air water heat exchanger top and the air intake intercommunication of guide duct, the air outlet of guide duct is located near high-voltage inverter's air intake and subtend high-voltage inverter's air intake, air water heat exchanger's circulating water coil advances. This energy saving and consumption reduction's high-voltage inverter strong cooling system realizes the heat dissipation cooling of high-voltage inverter through forced air cooling and the mode of air water heat exchange, and the radiating effect is better, and not only saves equipment investment cost, but also greatly reduced electric power energy consumption, reduced enterprise manufacturing cost.

Description

Energy-saving consumption-reducing high-voltage frequency converter strong heat dissipation system
Technical Field
The utility model belongs to the technical field of the power equipment technique and specifically relates to a high-voltage inverter strong cooling system of energy saving and consumption reduction is related to.
Background
High-voltage inverter during operation can give off a large amount of heat energy, and consequently also can gather a large amount of heat energy in the converter room and lead to the temperature very high, in order to protect the converter and prevent the tripping operation of converter overheat protection, adopt the mode of air conditioner refrigeration cooling at present mostly, adopt many high-power air conditioners to operate for a long time uninterruptedly promptly and reduce converter room temperature, and the shortcoming of this mode is obvious: high equipment investment and maintenance cost and huge electric power consumption.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the high-voltage frequency converter strong heat dissipation system with the energy saving and the consumption reduction is provided to solve the problems in the background technology and achieve the purposes of energy saving and consumption reduction.
The utility model provides a technical scheme that its technical problem adopted is: a high-voltage frequency converter strong heat dissipation system with energy conservation and consumption reduction, which comprises a high-voltage frequency converter, a frequency converter chamber and a gas-water heat exchanger arranged in the frequency converter chamber, the gas-water heat exchanger consists of a shell and a circulating water coil pipe in the shell, one side of the shell is provided with an air inlet, the top of the shell is provided with an air outlet, an air collecting cover is arranged at the air outlet at the top of the high-voltage frequency converter, a drainage fan is arranged in the air collecting cover, the air collecting cover is connected with an air inlet of the air-water heat exchanger through an air pipe, an air collecting cover is also arranged at the air outlet at the top of the gas-water heat exchanger, a drainage fan is also arranged in the air collecting cover, the air collecting cover at the top of the gas-water heat exchanger is communicated with an air inlet of an air guide pipe, an air outlet of the air guide pipe is positioned near the air inlet of the high-voltage frequency converter and faces the air inlet of the high-voltage frequency converter, and a water inlet pipe and a water outlet pipe of a circulating water coil of the gas-water heat exchanger are communicated with a cooling tower of a power plant.
The operation mode of the heat dissipation system is as follows: high-temperature hot air led out from an air outlet at the top of the high-voltage frequency converter is intensively led into the air-water heat exchanger and is in contact with the outer wall of the circulating water coil pipe to carry out heat exchange, cooling is realized, cooled air flow enters the air guide pipe and is sucked into the high-voltage frequency converter for cooling and heat dissipation. The heat taken away by the circulating cooling water in the circulating water coil pipe of the gas-water heat exchanger is discharged to the outside by a cooling tower of the power plant.
Furthermore, the bottom of the gas-water heat exchanger is provided with a water collecting tank, a liquid level sensor is arranged in the water collecting tank, the bottom of the water collecting tank is provided with a drain pipe with an electronic valve, the other end of the drain pipe leads to the outside of the frequency converter, and the liquid level sensor is electrically connected with the electronic valve. The purpose of this scheme lies in, prevents to produce a small amount of comdenstion water because of gas water heat exchanger inner wall, circulating water coil pipe outer wall, or circulating water coil pipe water clock leads to gas water heat exchanger in and causes the accident. When condensed water is generated in the gas-water heat exchanger or water leakage occurs accidentally, water is accumulated in the water collecting tank, and when the liquid level sensor detects that the water level in the water collecting tank reaches a certain height, the electronic valve on the drain pipe at the bottom of the water collecting tank is timely opened to drain the accumulated water naturally.
The utility model has the advantages that: this energy saving and consumption reduction's high-voltage inverter strong cooling system realizes high-voltage inverter's heat dissipation cooling through forced air cooling and the mode of air water heat exchange, compares with the mode that many air conditioners that adopt at present reduce the room temperature, and the radiating effect is better, has not only saved equipment investment expense moreover, greatly reduced electric power energy consumption especially, saved a large amount of electric energy, reduced the manufacturing cost of enterprise.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present invention (arrows in the figure indicate the air flow direction).
In the figure: 1. the device comprises a frequency converter chamber 2, a high-voltage frequency converter 3, a gas-water heat exchanger 3-1, a water collecting tank 3-2, a liquid level sensor 3-3, an electronic valve 4, a wind collecting cover 5, a drainage fan 6, an air pipe 7 and an air guide pipe.
Detailed Description
A high-voltage frequency converter strong heat radiation system with energy saving and consumption reduction is disclosed, as shown in figure 1, comprising a high-voltage frequency converter 2, a frequency converter chamber 1, a gas-water heat exchanger 3 installed in the frequency converter chamber 1, wherein the gas-water heat exchanger 3 is composed of a shell and a circulating water coil pipe in the shell, one side of the shell is provided with an air inlet, the top of the shell is provided with an air outlet, an air collecting cover 4 is arranged at the air outlet at the top of the high-voltage frequency converter 2, a drainage fan 5 is arranged in the air collecting cover 4, the air collecting cover 4 at the top of the gas-water heat exchanger 3 is connected with the air inlet of the gas-water heat exchanger 3 through an air pipe 6, the air outlet at the top of the gas-water heat exchanger 3 is also provided with the air collecting cover 4, the drainage fan 5 is also arranged in the air collecting cover 4 at the top of, and the water inlet pipe and the water outlet pipe of the circulating water coil of the gas-water heat exchanger 3 are communicated with a cooling tower of a power plant.
The bottom of the gas-water heat exchanger 3 is provided with a water collecting tank 3-1, a liquid level sensor 3-2 is arranged in the water collecting tank 3-1, the bottom of the water collecting tank 3-1 is provided with a drain pipe with an electronic valve 3-3, the other end of the drain pipe is led out of the frequency converter chamber 1, and the liquid level sensor 3-2 is electrically connected with the electronic valve 3-3. When condensed water is generated in the gas-water heat exchanger 3 or water leakage occurs accidentally, water is accumulated in the water collecting tank 3-1, and when the liquid level sensor 3-2 detects that the water level in the water collecting tank 3-1 reaches a certain height, the electronic valve 3-3 on the drain pipe at the bottom of the water collecting tank 3-1 is opened in time to drain accumulated water naturally.
The operation mode of the heat dissipation system is as follows: high-temperature hot air led out from an air outlet at the top of the high-voltage frequency converter 2 is intensively led into the air-water heat exchanger 3 and is contacted with the outer wall of the circulating water coil pipe to carry out heat exchange, so that cooling is realized, cooled air flow enters the air guide pipe 7 and is sucked into the high-voltage frequency converter 2 to be cooled and radiated. The heat taken away by the circulating cooling water in the circulating water coil of the gas-water heat exchanger 3 is discharged to the outside by a cooling tower of the power plant.
The above embodiments are only used for explaining the present invention, and not for limiting the protection of the present invention, and any insubstantial changes made on the basis of the essential schemes of the present invention should fall within the protection scope of the present invention.

Claims (2)

1. The utility model provides an energy saving and consumption reduction's high-voltage inverter strong cooling system, including high-voltage inverter (2), converter room (1), its characterized in that: the air-water heat exchanger is characterized by further comprising an air-water heat exchanger (3) arranged in the frequency converter chamber (1), the air-water heat exchanger (3) is composed of a shell and a circulating water coil pipe in the shell, an air inlet is formed in one side of the shell, an air outlet is formed in the top of the shell, an air collecting cover (4) is arranged at the air outlet in the top of the high-voltage frequency converter (2), a drainage fan (5) is arranged in the air collecting cover (4), the air collecting cover (4) is connected with the air inlet of the air-water heat exchanger (3) through an air pipe (6), the air collecting cover (4) is also arranged at the air outlet in the top of the air-water heat exchanger (3), the drainage fan (5) is also arranged in the air collecting cover (4), the air collecting cover (4) in the top of the air-water heat exchanger (3) is communicated with the air inlet of an air guide pipe (7), and the water inlet pipe and the water outlet pipe of the circulating water coil of the gas-water heat exchanger (3) are communicated with a cooling tower of a power plant.
2. The energy-saving consumption-reducing high-voltage frequency converter strong heat dissipation system according to claim 1, characterized in that: the bottom of the gas-water heat exchanger (3) is provided with a water collecting tank (3-1), a liquid level sensor (3-2) is arranged in the water collecting tank (3-1), the bottom of the water collecting tank (3-1) is provided with a drain pipe with an electronic valve (3-3), the other end of the drain pipe is led out of the frequency converter chamber (1), and the liquid level sensor (3-2) is electrically connected with the electronic valve (3-3).
CN202020741459.8U 2020-05-08 2020-05-08 Energy-saving consumption-reducing high-voltage frequency converter strong heat dissipation system Active CN211859920U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020741459.8U CN211859920U (en) 2020-05-08 2020-05-08 Energy-saving consumption-reducing high-voltage frequency converter strong heat dissipation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020741459.8U CN211859920U (en) 2020-05-08 2020-05-08 Energy-saving consumption-reducing high-voltage frequency converter strong heat dissipation system

Publications (1)

Publication Number Publication Date
CN211859920U true CN211859920U (en) 2020-11-03

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CN202020741459.8U Active CN211859920U (en) 2020-05-08 2020-05-08 Energy-saving consumption-reducing high-voltage frequency converter strong heat dissipation system

Country Status (1)

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CN (1) CN211859920U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113432474A (en) * 2021-07-06 2021-09-24 宋玉峰 Motor frequency converter with heat energy recovery mechanism and use method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113432474A (en) * 2021-07-06 2021-09-24 宋玉峰 Motor frequency converter with heat energy recovery mechanism and use method thereof

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