CN209768085U - Mining high-power AC frequency converter cooling system - Google Patents
Mining high-power AC frequency converter cooling system Download PDFInfo
- Publication number
- CN209768085U CN209768085U CN201920119856.9U CN201920119856U CN209768085U CN 209768085 U CN209768085 U CN 209768085U CN 201920119856 U CN201920119856 U CN 201920119856U CN 209768085 U CN209768085 U CN 209768085U
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- China
- Prior art keywords
- water
- radiator
- water inlet
- pipeline
- heat dissipation
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 25
- 238000005065 mining Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 159
- 230000017525 heat dissipation Effects 0.000 claims abstract description 50
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a mining high-power alternating-current frequency converter cooling system, including heat dissipation water tank, left circulation cooling system and right circulation cooling system, be provided with first delivery port, first water inlet, second delivery port and second water inlet on the heat dissipation water tank, left circulation cooling system includes first delivery port, left water pump, left radiator, left condenser and the first water inlet that communicates through the pipeline in order, right circulation cooling system includes second delivery port, right water pump, right radiator, right condenser and the second water inlet that communicates through the pipeline in order; the pipeline between the first water outlet and the water inlet of the left radiator is provided with a first valve, the pipeline between the second water outlet and the water inlet of the right radiator is provided with a second valve, the pipeline between the water outlet of the right radiator and the water inlet of the right radiator is provided with a third valve, the water inlet of the left radiator and the water inlet of the right radiator are communicated through a standby pipeline, and the standby pipeline is provided with a fourth valve.
Description
Technical Field
The utility model relates to a converter cooling system, specific theory has related to a mining high-power exchanges converter cooling system.
Background
At present, the heat dissipation mode of domestic mining AC frequency converters is mostly forced air cooling, along with the continuous development of domestic frequency converter technology in recent years, the capacity of frequency converter constantly improves, and forced air cooling heat dissipation is influenced by many aspects of reasons such as radiator area, ambient temperature, frequency converter service environment, fan volume and noise, can not satisfy the heat dissipation requirement of high-power frequency converter completely. In addition, as the mining alternating-current frequency converter belongs to core equipment under a mine, once the heat dissipation device is damaged, heat cannot be dissipated timely, the mining alternating-current frequency converter is easy to damage, and further huge loss is caused.
In order to solve the above problems, people are always seeking an ideal technical solution.
Disclosure of Invention
The utility model aims at the not enough of prior art to a mining high-power interchange converter cooling system who designs science, radiating effect is good, the reserve means is many, not fragile is provided.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a cooling system of a mining high-power alternating-current frequency converter comprises a heat dissipation water tank, a left circulation heat dissipation system and a right circulation heat dissipation system, wherein a first water outlet, a first water inlet, a second water outlet and a second water inlet are formed in the heat dissipation water tank; the first delivery port with be provided with first valve on the pipeline between the left side radiator water inlet, the second delivery port with be provided with the second valve on the pipeline between the right side radiator water inlet, right side radiator delivery port with be provided with the third valve on the pipeline between the second water inlet, the water inlet of left side radiator with the water inlet of right side radiator passes through reserve pipeline intercommunication, be provided with the fourth valve on the reserve pipeline.
Based on the above, the delivery port of right side radiator still communicates an inlet tube, be provided with electric ball valve and filter on the inlet tube.
Based on the above, a left water meter is arranged on the pipeline between the water outlet of the left radiator and the water inlet of the left condenser, and a right water meter is arranged on the pipeline between the water outlet of the right radiator and the water inlet of the right condenser.
On the basis, the heat dissipation water tank is further provided with a water outlet, and the water outlet is provided with a drain valve.
Based on the above, left side radiator with right side radiator sets up side by side, left side radiator with right side radiator surface all is provided with the heat dissipation copper.
Compared with the prior art, the utility model have substantive characteristics and progress, specific theory, the utility model discloses a circulating water that heat radiation water tank provided carries out the water-cooling to the converter, has improved radiating efficiency and ability, and it passes through left side circulation cooling system with right side circulation cooling system sets up, realizes two circulation system's independent operation, works as left side water pump with right side water pump closes the valve on the damage water pump circuit when having a damage, opens the fourth valve, the water inlet of left side radiator with the water inlet of right side radiator is put through, only needs a water pump just so to provide the circulating water for two radiators, guarantees cooling system's normal operating, and it has the advantage that the meter science, radiating effect are good, standby means are many, not fragile.
Further, the inlet tube is used for external water source, when two water pumps all take place to damage, closes other valves outside the fourth valve, opens electric ball valve, and external water source is followed the delivery port of right side radiator gets into, and the rethread right side radiator with behind the left side radiator, follow the delivery port of left side radiator flows to guarantee the normal clear of heat dissipation work, the filter carries out prefiltering with external water source, avoids right side radiator with produce the incrustation scale in the left side radiator.
Further, will left water gauge sets up the delivery port of left side radiator, will right water gauge sets up the delivery port of right side radiator conveniently detects the flow direction of water.
Furthermore, the water in the heat dissipation water tank can be conveniently discharged through the water outlet.
Further, the heat dissipation copper is convenient for laminate the converter surface and absorbs the heat, further improves the radiating effect.
Drawings
Fig. 1 is a schematic structural diagram of the cooling system of the high-power ac frequency converter for medium-and-mining use of the present invention.
Fig. 2 is a schematic structural diagram of the middle left radiator and the right radiator of the present invention.
In the figure: 1. a left heat sink; 2. a right radiator; 3. a left condenser; 4. a right condenser; 5. a left water pump; 6. a right water pump; 7. a water outlet of the left radiator; 8. a water outlet of the right radiator; 9. a left radiator water inlet; 10. a right radiator water inlet; 11. a left water meter; 12. a right water meter; 13. a heat radiation water tank; 14. an electric ball valve; 15. a filter; 16. a first valve; 17. a second valve; 18. a third valve; 19. a fourth valve; 20. a drain valve; 21. and (5) a spare pipeline.
Detailed Description
The technical solution of the present invention will be described in further detail through the following embodiments.
As shown in fig. 1 and 2, a mining high-power ac frequency converter cooling system comprises a heat dissipation water tank 13, a left circulation heat dissipation system and a right circulation heat dissipation system, wherein the heat dissipation water tank 13 is provided with a first water outlet, a first water inlet, a second water outlet and a second water inlet, the left circulation heat dissipation system comprises the first water outlet, a left water pump 5, a left radiator 1, a left condenser 3 and the first water inlet which are sequentially communicated through a pipeline, and the right circulation heat dissipation system comprises the second water outlet, a right water pump 6, a right radiator 2, a right condenser 4 and the second water inlet which are sequentially communicated through a pipeline; the left circulation heat dissipation system and the right circulation heat dissipation system form two independent circulation heat dissipation systems, wherein the working process of the left circulation heat dissipation system is that the left water pump 5 takes away heat from circulating water in the heat dissipation water tank 13 pumped into the left radiator 1 and then flows back to the heat dissipation water tank 13 after being cooled by the left condenser 3, and the working process of the right circulation heat dissipation system is that the right water pump 6 takes away heat from circulating water in the heat dissipation water tank 13 pumped into the right radiator 2 and then flows back to the heat dissipation water tank 13 after being cooled by the right condenser 4.
In order to avoid delaying the heat dissipation work when a water pump fails, a first valve 16 is arranged on a pipeline between the first water outlet and the left radiator water inlet 9, and the first valve 16 can be arranged between the first water outlet and the left water pump 5 or between the left water pump 5 and the left radiator water inlet 9; a second valve 17 is arranged on a pipeline between the second water outlet and the right radiator water inlet 10, and the second valve 17 can be arranged between the second water outlet and the right water pump 6 or between the right water pump 6 and the right radiator water inlet 10; a third valve 18 is arranged on a pipeline between the right radiator water outlet 8 and the second water inlet, the third valve 18 is used for cutting off or communicating a loop of the right circulation heat dissipation system, the water inlet 9 of the left radiator is communicated with the water inlet 10 of the right radiator through a standby pipeline 21, and a fourth valve 19 is arranged on the standby pipeline 21.
The working principle is as follows: when the left water pump 5 and the right water pump 6 both work normally, the fourth valve 19 is closed, the first valve 16, the second valve 17 and the third valve 18 are opened, and the left circulation heat dissipation system and the right circulation heat dissipation system operate independently; when the left water pump 5 fails, the first valve 16 is closed, the water inlet end of the left circulation cooling system is cut off, the second valve 17, the third valve 18 and the fourth valve 19 are opened, and the right water pump 6 simultaneously provides water circulation power for the left radiator 1 and the right radiator 2; when the right water pump 6 breaks down, the second valve 17 is closed, the water inlet end of the right circulation heat dissipation system is cut off, the first valve 16, the third valve 18 and the fourth valve 19 are opened, and the left water pump 5 simultaneously provides water circulation power for the left radiator 1 and the right radiator 2, so that the normal operation of heat dissipation work under the condition of the failure is realized.
In order to smoothly carry out heat dissipation work when the two water pumps are in failure, the water outlet 8 of the right radiator is also communicated with a water inlet pipe, and the water inlet pipe is provided with an electric ball valve 14 and a filter 15; when the two water pumps are in failure, the first valve 16, the second valve 17 and the third valve 18 are closed, the fourth valve 19 and the electric ball valve 14 are opened, an external water source (mainly a mine water source) enters from the water outlet 8 of the right radiator after being filtered by the filter 15, then flows through the right radiator 2 and the left radiator 1, and flows out from the water outlet 7 of the left radiator, so that the normal operation of heat dissipation is ensured.
In order to facilitate detection, the left circulation heat dissipation system and the water flow direction of the water return end of the right circulation heat dissipation system are arranged, a left water meter 11 is arranged on a pipeline between the water inlet of the left condenser 3 and the water outlet 7 of the left radiator, and a right water meter 12 is arranged on a pipeline between the water inlet of the right condenser 4 and the water outlet 8 of the right radiator.
In order to replace circulating water conveniently, a water outlet is further formed in the heat dissipation water tank 13, and a drain valve 20 is arranged at the water outlet.
In order to further improve the heat dissipation efficiency, the left radiator 1 and the right radiator 2 are arranged side by side, and heat dissipation copper plates are arranged on the surfaces of the left radiator 1 and the right radiator 2; when the heat-radiating copper plate is used, the heat-radiating copper plate is attached to the surface of the frequency converter, the copper material has excellent heat-conducting property, and the heat-absorbing effect is better.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (5)
1. A mining high-power exchanges converter cooling system which characterized in that: the solar water heater comprises a heat dissipation water tank, a left circulation heat dissipation system and a right circulation heat dissipation system, wherein a first water outlet, a first water inlet, a second water outlet and a second water inlet are formed in the heat dissipation water tank, the left circulation heat dissipation system comprises the first water outlet, a left water pump, a left radiator, a left condenser and the first water inlet which are sequentially communicated through a pipeline, and the right circulation heat dissipation system comprises the second water outlet, a right water pump, a right radiator, a right condenser and the second water inlet which are sequentially communicated through a pipeline; the first delivery port with be provided with first valve on the pipeline between the left side radiator water inlet, the second delivery port with be provided with the second valve on the pipeline between the right side radiator water inlet, right side radiator delivery port with be provided with the third valve on the pipeline between the second water inlet, the water inlet of left side radiator with the water inlet of right side radiator passes through reserve pipeline intercommunication, be provided with the fourth valve on the reserve pipeline.
2. The mining high-power alternating-current frequency converter cooling system according to claim 1, characterized in that: the delivery port of right side radiator still communicates a inlet tube, be provided with electric ball valve and filter on the inlet tube.
3. The mining high-power alternating-current frequency converter cooling system according to claim 1 or 2, characterized in that: and a left water meter is arranged on a pipeline between the water outlet of the left radiator and the water inlet of the left condenser, and a right water meter is arranged on a pipeline between the water outlet of the right radiator and the water inlet of the right condenser.
4. The mining high-power alternating-current frequency converter cooling system according to claim 3, characterized in that: the radiating water tank is also provided with a water outlet, and the water outlet is provided with a drain valve.
5. The mining high-power alternating-current frequency converter cooling system according to any one of claims 1, 2 or 4, characterized in that: the left radiator with the right radiator sets up side by side, the left side radiator with right radiator surface all is provided with the heat dissipation copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920119856.9U CN209768085U (en) | 2019-01-24 | 2019-01-24 | Mining high-power AC frequency converter cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920119856.9U CN209768085U (en) | 2019-01-24 | 2019-01-24 | Mining high-power AC frequency converter cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209768085U true CN209768085U (en) | 2019-12-10 |
Family
ID=68750284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920119856.9U Expired - Fee Related CN209768085U (en) | 2019-01-24 | 2019-01-24 | Mining high-power AC frequency converter cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209768085U (en) |
-
2019
- 2019-01-24 CN CN201920119856.9U patent/CN209768085U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |