CN211671193U - Energy-saving heat dissipation system of high-voltage frequency converter of power plant - Google Patents
Energy-saving heat dissipation system of high-voltage frequency converter of power plant Download PDFInfo
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- CN211671193U CN211671193U CN202020742136.0U CN202020742136U CN211671193U CN 211671193 U CN211671193 U CN 211671193U CN 202020742136 U CN202020742136 U CN 202020742136U CN 211671193 U CN211671193 U CN 211671193U
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Abstract
The utility model relates to a power plant's high-voltage inverter's energy-conserving formula cooling system, including the high-voltage inverter, the converter room, install the air water heat exchanger in the converter room, top air outlet department at the high-voltage inverter is provided with the air-collecting cover, be provided with drainage fan I in the air-collecting cover, the air intake intercommunication of air-collecting cover and exhaust pipe, the air outlet of exhaust pipe causes outside the converter room wall, the air intake of air water heat exchanger and the air outlet intercommunication of induced duct, the induced duct of induced duct causes the converter room wall and is provided with induced fan and airstrainer near induced duct position is external, the air outlet of air water heat exchanger and the air intake intercommunication of guide duct, the air intake of the air outlet subtend high-voltage inverter of guide duct, the circulating water coil's of air water heat exchanger advances, the outlet pipe communicates. The energy-saving heat dissipation system of the high-voltage frequency converter of the power plant has a better heat dissipation and cooling effect on the high-voltage frequency converter, can greatly save equipment investment, and greatly reduces power consumption.
Description
Technical Field
The utility model belongs to the technical field of the power equipment technique and specifically relates to an energy-conserving formula cooling system of power plant's high-voltage inverter 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 energy-saving heat dissipation system of the high-voltage frequency converter of the power plant is provided to solve the problems in the background technology and achieve the purposes of energy conservation and consumption reduction.
The utility model provides a technical scheme that its technical problem adopted is: an energy-saving heat dissipation system of a high-voltage frequency converter of a power plant comprises the high-voltage frequency converter, a frequency converter chamber and an air-water heat exchanger arranged in the frequency converter chamber, wherein an air collecting cover is arranged at an air outlet at the top of the high-voltage frequency converter, a drainage fan I is arranged in the air collecting cover, the air collecting cover is communicated with an air inlet of an exhaust pipe, an air outlet of the exhaust pipe is led out of a wall body of the frequency converter chamber, a drainage fan II is arranged near the air outlet of the exhaust pipe, and a foreign-matter-preventing wire mesh is; the air-water heat exchanger is composed of a shell and a circulating water coil pipe in the shell, wherein one side of the shell is provided with an air inlet, the other side of the shell is provided with an air outlet, the air inlet of the air-water heat exchanger is communicated with the air outlet of an induced air pipe, the induced air port of the induced air pipe is led out of a wall body of the frequency converter room, an induced fan and an air filter screen are arranged near the induced air port, the air outlet of the air-water heat exchanger is communicated with the air inlet of an air guide pipe, the air outlet of the air guide pipe is led to be near the air inlet of the high-voltage frequency converter and opposite to the air inlet.
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 concentrated and exhausted to the outside of the frequency converter through an exhaust pipe, meanwhile, air entering the frequency converter chamber from the outside through an induced duct firstly passes through the cooling effect of the air-water heat exchanger, and then is sucked by the high-voltage frequency converter for cooling and heat dissipation (under the condition that the temperature of the outside air in winter is lower, the air-water heat exchanger can stop running (the circulating cooling water in the circulating water coil pipe stops circulating)).
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 is to prevent 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 causes the gas water heat exchanger in to cause 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-conserving formula cooling system of high-voltage inverter of power plant realizes the heat dissipation cooling of high-voltage inverter 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 I6, an exhaust pipe 7, a drainage fan II 8, a foreign matter preventing wire mesh 9, an induced air pipe 10, an induced air fan 11, an air filter screen 12 and an induced air pipe.
Detailed Description
An energy-saving heat dissipation system of a high-voltage frequency converter of a power plant is shown in figure 1 and comprises a high-voltage frequency converter 2, a frequency converter chamber 1 and an air-water heat exchanger 3 arranged in the frequency converter chamber 1, wherein an air collecting cover 4 is arranged at an air outlet at the top of the high-voltage frequency converter 2, a drainage fan I5 is arranged in the air collecting cover 4, the air collecting cover 4 is communicated with an air inlet of an exhaust pipe 6, an air outlet of the exhaust pipe 6 is led out of the wall body of the frequency converter chamber 1, a drainage fan II 7 is arranged near the air outlet of the exhaust pipe 6, and a foreign matter prevention wire mesh 8 is arranged; the air-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 other side of the shell is provided with an air outlet, the air inlet of the air-water heat exchanger 3 is communicated with the air outlet of an induced air pipe 9, the induced air pipe 9 is led out of the wall body of the frequency converter chamber 1, an induced fan 10 and an air filter screen 11 are arranged near the induced air inlet, the air outlet of the air-water heat exchanger 3 is communicated with the air inlet of an air guide pipe 12, the air outlet of the air guide pipe 12 is led to be near the air inlet of the high-voltage frequency converter 2 and opposite to the air inlet of the high-voltage frequency converter 2.
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 concentrated and exhausted out of the frequency converter chamber 1 through the exhaust pipe 6, meanwhile, air entering the frequency converter chamber 1 from the outside through the induced air pipe 9 is firstly cooled by the air-water heat exchanger 3, and then is sucked by the high-voltage frequency converter 2 to be cooled and radiated (under the condition that the temperature of the outside air in winter is lower, the air-water heat exchanger 3 can stop running (the circulating cooling water in the circulating water coil pipe stops circulating)).
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-conserving formula cooling system of power plant's high-voltage inverter, 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), wherein a wind collecting cover (4) is arranged at an air outlet at the top of the high-voltage frequency converter (2), a drainage fan I (5) is arranged in the wind collecting cover (4), the wind collecting cover (4) is communicated with an air inlet of an exhaust pipe (6), an air outlet of the exhaust pipe (6) is led out of the wall body of the frequency converter chamber (1), a drainage fan II (7) is arranged near the air outlet of the exhaust pipe (6), and a foreign matter preventing wire mesh (8) is arranged; the air-water heat exchanger (3) 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 other side of the shell is provided with an air outlet, the air inlet of the air-water heat exchanger (3) is communicated with the air outlet of an induced duct (9), the induced duct of the induced duct (9) is introduced outside the wall body of the frequency converter chamber (1) and is provided with an induced fan (10) and an air filter screen (11) nearby the position of the induced duct, the air outlet of the air-water heat exchanger (3) is communicated with the air inlet of an air guide pipe (12), the air outlet of the air guide pipe (12) is introduced to nearby the air inlet of the high-voltage frequency converter (2) and faces to the air inlet of the high-voltage frequency converter (2), and.
2. The energy-saving heat dissipation system of the high-voltage inverter of the power plant according to claim 1, wherein: 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).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742136.0U CN211671193U (en) | 2020-05-08 | 2020-05-08 | Energy-saving heat dissipation system of high-voltage frequency converter of power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020742136.0U CN211671193U (en) | 2020-05-08 | 2020-05-08 | Energy-saving heat dissipation system of high-voltage frequency converter of power plant |
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| Publication Number | Publication Date |
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| CN211671193U true CN211671193U (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020742136.0U Active CN211671193U (en) | 2020-05-08 | 2020-05-08 | Energy-saving heat dissipation system of high-voltage frequency converter of power plant |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114055842A (en) * | 2021-11-12 | 2022-02-18 | 山东新马制药装备有限公司 | Be applied to rotary tablet press production process heat sink |
| CN115955815A (en) * | 2022-12-10 | 2023-04-11 | 中冶焦耐(大连)工程技术有限公司 | Automatic air regulating system of frequency converter room |
-
2020
- 2020-05-08 CN CN202020742136.0U patent/CN211671193U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114055842A (en) * | 2021-11-12 | 2022-02-18 | 山东新马制药装备有限公司 | Be applied to rotary tablet press production process heat sink |
| CN115955815A (en) * | 2022-12-10 | 2023-04-11 | 中冶焦耐(大连)工程技术有限公司 | Automatic air regulating system of frequency converter room |
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