CN211860891U - Circulating cooling system of high-voltage frequency converter - Google Patents
Circulating cooling system of high-voltage frequency converter Download PDFInfo
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- CN211860891U CN211860891U CN202020280089.2U CN202020280089U CN211860891U CN 211860891 U CN211860891 U CN 211860891U CN 202020280089 U CN202020280089 U CN 202020280089U CN 211860891 U CN211860891 U CN 211860891U
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Abstract
The utility model discloses a high-voltage inverter's circulative cooling system, including placing a plurality of high-voltage inverter that set up side by side in high-voltage inverter, high-voltage inverter casing lower part is equipped with the air intake, and high-voltage inverter casing top is equipped with forced air cooler, and forced air cooler inlet scoop is connected with the air outlet at high-voltage inverter casing top, still including locating the outdoor air cooling system of high-voltage inverter, the inlet tube is connected to air cooling system's water inlet, and the outlet pipe is connected to air cooling system's delivery port. This high-voltage inverter's circulative cooling system increases the cooling-air system under its original control radiating mode and carries out the cooling of one-to-one to every converter heat, guarantees that the inside temperature of converter effectively discharges always to the stability of the steady reliable safe operation of effectual assurance frequency conversion system complete machine, guarantee process units.
Description
The technical field is as follows:
the utility model relates to a converter field specifically says a circulative cooling system of high-voltage inverter.
Background art:
the ZINVERT series high-voltage variable-frequency speed control system adopts a semiconductor current transformation technology and adopts components with large heat generation, such as an input phase-shifting rectifier transformer, a semiconductor switch and the like, and the heat inside the components must be timely and effectively evacuated so as to ensure the normal work of all components inside the variable-frequency system and the stable operation of the whole machine. At present, an air conditioner is additionally arranged on a frequency converter and the frequency converter is cooled by a self strong cooling fan, the heat dissipating capacity of the frequency converter is not effectively processed in time in the actual operation process, the integral temperature of a frequency converter chamber is high, the temperature of a power unit module and a transformer of a down-conversion system is overhigh for a long time under the condition, the integral machine of the frequency converter system is derated and even stopped, and irreparable loss is caused to a continuous production device.
The utility model has the following contents:
the utility model aims to solve the technical problem that, a reliability of improving converter heat dissipation work is provided, solve above-mentioned design defect and upgrade the improvement safety, stable, satisfy the circulative cooling system of the high-voltage inverter of frequency conversion system's operation requirement for a long time, increase empty water cooling system and carry out the cooling of one to every converter heat under its original control radiating mode, guarantee that the inside temperature of converter effectively discharges always, thereby the steady reliable safe operation of effectual assurance frequency conversion system complete machine, guarantee process units's stability.
The technical solution of the utility model is, a high-voltage inverter's circulative cooling system is provided, including placing a plurality of high-voltage inverter that set up side by side in high-voltage inverter, high-voltage inverter casing lower part is equipped with the air intake, high-voltage inverter casing top is equipped with forced air cooling fan, forced air cooling fan inlet scoop is connected with the air outlet at high-voltage inverter casing top, still including locating the outdoor air-water cooling system of high-voltage inverter, the inlet tube is connected to the water inlet of air-water cooling system, the outlet pipe is connected to the delivery port of air-water cooling system, the air intake of air-water cooling system passes through the air-supply line and is connected with the air outlet of the forced air cooling fan of each high-voltage inverter, the air outlet and the suction fan inlet scoop of air-water cooling system are connected, the air outlet and.
Compared with the prior art after the structure more than adopting, the utility model has the advantages of it is following: the air-water cooling system is added to cool the heat of each frequency converter one by one under the original heat dissipation control mode, so that the internal temperature of the frequency converter is guaranteed to be effectively discharged all the time, and therefore the stable, reliable and safe operation of the whole frequency conversion system is effectively guaranteed, and the stability of a process device is guaranteed.
Preferably, the high-voltage frequency converter air-conditioning system further comprises a ventilation pipe and a fan arranged in the ventilation pipe, wherein an air inlet and an air outlet of the ventilation pipe penetrate into the high-voltage frequency conversion chamber from the outside of the high-voltage frequency conversion chamber respectively, the air outlet of the ventilation pipe is arranged close to the top wall of the high-voltage frequency conversion chamber, the air inlet of the ventilation pipe is communicated with a horizontal air pipe, the horizontal air pipe corresponds to each high-voltage frequency converter and is provided with an air suction opening, and. Promote indoor air flow and accelerate indoor air convection
Furthermore, the water inlet pipe is connected with a tap water pipe, and the water outlet is communicated with a reservoir for supplying hot water through a conveying pipe. The hot water after heat exchange is used for equipment such as dyeing machines and the like needing hot water, so that energy is saved and consumption is reduced.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
The specific implementation mode is as follows:
the invention will be further explained with reference to the drawings and the detailed description below:
as shown in figure 1, the circulating cooling system of a high-voltage frequency converter comprises a plurality of ZINVERT series high-voltage frequency converters 2 which are arranged in parallel in a high-voltage frequency conversion chamber 1, wherein an air inlet is arranged at the lower part of a shell of the high-voltage frequency converter 2, a strong cooling fan 3 is arranged at the top of the shell of the high-voltage frequency converter 2, an air suction inlet of the strong cooling fan 3 is connected with an air outlet at the top of the shell of the high-voltage frequency converter, the air in the shell of the high-voltage frequency converter is subjected to heat exchange through the strong cooling fan, the circulating cooling system also comprises an air-water cooling system 4 which is arranged outside the high-voltage frequency converter and is a prior art, the prior art does not need to describe the specific structure, a water inlet of the air-water cooling system 4 is connected with a water inlet pipe, a water outlet of the air-water cooling system 4 is connected with an air outlet of the air-water cooling, the air outlet of the suction fan 5 is connected with the air inlet of each high-voltage frequency converter. Specifically, the air outlet of the suction fan is connected with the air inlet of each high-voltage frequency converter through an air pipe, the suction fan can be connected through a flange during connection, and is directly placed in a wall hole of the high-voltage frequency conversion chamber for convenient fixation, and concrete is filled between the suction fan and the wall hole.
The air conditioner comprises a ventilation pipe and a fan arranged in the ventilation pipe, wherein an air inlet and an air outlet of the ventilation pipe penetrate into the high-voltage frequency conversion chamber from the outside of the high-voltage frequency conversion chamber respectively, the air outlet of the ventilation pipe is arranged close to the top wall of the high-voltage frequency conversion chamber, an air inlet of the ventilation pipe is communicated with a horizontal air pipe, the horizontal air pipe is provided with an air suction opening corresponding to each high-voltage frequency converter, and the air suction opening is arranged close to the middle part of the high-voltage frequency converter. The ventilation pipe is similar to a U-shaped pipe in design, a through hole is formed in the wall body at the middle upper part of the high-voltage frequency conversion chamber, the air inlet and the air outlet of the ventilation pipe penetrate through the ventilation pipe, concrete is filled in the gap between the outer side of the pipe body and the through hole for sealing, and similarly, the air duct of the air-water cooling system penetrates through the high-voltage frequency conversion chamber in the same mode. Further, in order to secure the temperature of the cooling water, the inlet pipe is connected to a tap water pipe, and the outlet is communicated with a reservoir for supplying hot water through a delivery pipe. The hot water after heat exchange is used for equipment such as dyeing machines and the like needing hot water, so that energy is saved and consumption is reduced.
Claims (3)
1. The utility model provides a high-voltage inverter's circulative cooling system, is including placing a plurality of high-voltage inverter that set up side by side in high-voltage inverter, and high-voltage inverter casing lower part is equipped with the air intake, and high-voltage inverter casing top is equipped with strong cooling fan, and its characterized in that is connected with the air outlet at high-voltage inverter casing top to strong cooling fan inlet scoop: the air cooling system is arranged outside the high-voltage frequency conversion chamber, a water inlet pipe is connected with a water inlet of the air cooling system, a water outlet pipe is connected with a water outlet of the air cooling system, an air inlet of the air cooling system is connected with an air outlet of a strong cooling fan of each high-voltage frequency converter through an air inlet pipe, an air outlet of the air cooling system is connected with an air suction inlet of a suction fan, and an air outlet of the suction fan is connected with an air inlet of each high-voltage frequency converter.
2. The circulating cooling system of a high-voltage frequency converter according to claim 1, wherein: still include the ventilation pipe and set up the fan in the ventilation pipe, the air intake and the air outlet of ventilation pipe penetrate the high-pressure frequency conversion room from the high-pressure frequency conversion room is outdoor respectively in, the air outlet of ventilation pipe is to the roof setting of nearly high-pressure frequency conversion room, and the air intake intercommunication of ventilation pipe has horizontal tuber pipe, and horizontal tuber pipe corresponds each high-voltage inverter and is equipped with the inlet scoop, and the inlet scoop is close to the setting in high-voltage inverter middle part.
3. The circulating cooling system of a high-voltage frequency converter according to claim 1, wherein: the water inlet pipe is connected with a tap water pipe, and the water outlet is communicated with a reservoir for supplying hot water through a conveying pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020280089.2U CN211860891U (en) | 2020-03-10 | 2020-03-10 | Circulating cooling system of high-voltage frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020280089.2U CN211860891U (en) | 2020-03-10 | 2020-03-10 | Circulating cooling system of high-voltage frequency converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211860891U true CN211860891U (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020280089.2U Active CN211860891U (en) | 2020-03-10 | 2020-03-10 | Circulating cooling system of high-voltage frequency converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211860891U (en) |
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2020
- 2020-03-10 CN CN202020280089.2U patent/CN211860891U/en active Active
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