CN109347307A - A kind of system and method efficiently cooled down for high-voltage frequency converter cabinet - Google Patents
A kind of system and method efficiently cooled down for high-voltage frequency converter cabinet Download PDFInfo
- Publication number
- CN109347307A CN109347307A CN201811287353.9A CN201811287353A CN109347307A CN 109347307 A CN109347307 A CN 109347307A CN 201811287353 A CN201811287353 A CN 201811287353A CN 109347307 A CN109347307 A CN 109347307A
- Authority
- CN
- China
- Prior art keywords
- frequency converter
- voltage frequency
- air
- converter cabinet
- water
- Prior art date
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000001816 cooling Methods 0.000 claims abstract description 52
- 239000008400 supply water Substances 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 7
- 238000004378 air conditioning Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
- H05K7/20918—Forced ventilation, e.g. on heat dissipaters coupled to components the components being isolated from air flow, e.g. hollow heat sinks, wind tunnels or funnels
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20927—Liquid coolant without phase change
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The present invention relates to a kind of system and methods efficiently cooled down for high-voltage frequency converter cabinet, and the system comprises the dedusting and purifying device connected by pipeline, air-water heat exchanger, blower and blowpipe roads；The air inlet of the dedusting and purifying device is connected to outside atmosphere, and the heat-exchanging water in air-water heat exchanger uses cold water or hot water, and blowpipe road is connect with the cooling wind air inlet of high-voltage frequency converter cabinet, and sets volume damper on blowpipe road；The high-voltage frequency converter cabinet has cooling wind exhaust outlet.The present invention can carry out effective temperature-reducing cooling to high-voltage frequency converter cabinet, and operational effect is good, at low cost, long service life.
Description
Technical field
The present invention relates to Electric Appliance Cabinet cooling technology field more particularly to it is a kind of for high-voltage frequency converter cabinet it is efficiently cooling be
System and method.
Background technique
Many high-power frequency conversion equipment are used in industrial processes, need mating corresponding high-voltage frequency converter cabinet, to protect
The normal working temperature of card high-voltage frequency converter cabinet needs that cooling system is arranged.Common cooling technology has at this stage: air-conditioning is cooling
Two kinds of technology and frequency-charger cabinet itself cooling technology, and all there are some disadvantages in actual application in both cooling technologies
End.
Air-conditioning cooling technology is often because frequency converter heat dissipation capacity leads to greatly that air-conditioner set is huge, room dilatation shows between frequency converter
As leading to increased costs and the wasting of resources；In addition, air-conditioning cooling range is big, cooling wind temperature is low, generates centainly to component
It influences；Air-conditioning system imitates the refrigeration of air-conditioning because the design feature of itself lower part air draught, top outlet air leads to " tacking " phenomenon
Fruit is not fully utilized；And most of environments of plant are severe, and air-conditioning service life is caused to greatly shorten.
It is bad that air flow shortcircuit, cooling effect usually occurs from the point of view of operational effect in frequency-charger cabinet itself cooling technology, seriously
When even influence frequency-charger cabinet normal work.
Summary of the invention
The present invention provides a kind of system and methods efficiently cooled down for high-voltage frequency converter cabinet, can be to high-voltage frequency converter
Cabinet carries out effective temperature-reducing cooling, and operational effect is good, at low cost, long service life.
In order to achieve the above object, the present invention is implemented with the following technical solutions:
A kind of system efficiently cooled down for high-voltage frequency converter cabinet, including dedusting and purifying device, the sky connected by pipeline
Air-water heat exchanger, blower and blowpipe road；The air inlet of the dedusting and purifying device is connected to outside atmosphere, and Air-Water changes
Heat-exchanging water in hot device uses cold water or hot water, and blowpipe road is connect with the cooling wind air inlet of high-voltage frequency converter cabinet, and is sent
Volume damper is set on wind branch pipe(tube)；The high-voltage frequency converter cabinet has cooling wind exhaust outlet.
The dedusting and purifying device is cloth envelop collector.
The air-water heat exchanger is pipe heat exchanger.
The blower uses axial flow blower.
A method of it is efficiently cooled down for high-voltage frequency converter cabinet, it is efficient for high-voltage frequency converter cabinet using described one kind
Cooling system is realized；Specifically comprise the following steps:
1) it when environment temperature is higher than the cooling wind temperature of setting, is injected in the water supply water return pipeline of air-water heat exchanger low
In the cold water of environment temperature；When environment temperature is lower than the cooling wind temperature set, in the water supply water return pipeline of air-water heat exchanger
Injection is higher than the hot water of environment temperature；
2) before high-voltage frequency converter is started to work, start blower and air-water heat exchanger, outside atmosphere is made in the suction of blower
Dedusting and purifying device is first passed through under, is removed impurity in the process and is purified；
3) purified air enters air-water heat exchanger and cold water/hot water exchanges heat, and the cooling wind for meeting temperature requirement is logical
Supercooling wind air inlet, which enters in high-voltage frequency converter cabinet, cools down it, high temperature air after cooling high-voltage frequency converter cabinet from
Under the blower swabbing action of band, it is discharged from cooling wind exhaust outlet；
4) high-voltage frequency converter cabinet each unit cabinet body cooling air quantity is evenly distributed by volume damper realization, is realized
It is efficiently cooling.
Compared with prior art, the beneficial effects of the present invention are:
1) dedusting and purifying device uses cloth envelop collector dedusting, and high dust collection efficiency can satisfy electric in high-voltage frequency converter cabinet
High request of the device element to dust；
2) air-water heat exchanger is exchanged heat in hot weathers such as such as summers using cold water, under the cold snaps such as north of china in winter
It is exchanged heat using hot water, to meet the operating temperature section that the temperature in high-voltage frequency converter cabinet is maintained at 10~40 DEG C；
3) power source using axial flow blower as conveying cooling wind, operation noise is small, and power is low, saves the energy, green
Environmental protection；
4) volume damper may be implemented cooling air and evenly distribute, and guarantee that each unit cabinet body of high-voltage frequency converter cabinet can
It is cooled down well；
5) elevated temperature gas after cooling passes through the exhaust outlet outlet that high-voltage frequency converter cabinet carries, and does not recycle, has in system
Conducive to the consumption for saving air-water heat exchanger cooling water.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of system efficiently cooled down for high-voltage frequency converter cabinet of the present invention.
In figure: 1. dedusting and purifying device, 2. air-water heat exchanger, 3. blower, 4. pipeline, 5. volume damper, 6. high pressure
7. cooling wind air inlet of frequency-charger cabinet, 8. cooling wind exhaust outlet, 9. blowpipe road
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing:
As shown in Figure 1, a kind of system efficiently cooled down for high-voltage frequency converter cabinet of the present invention, including pass through pipeline 4
Dedusting and purifying device 1, air-water heat exchanger 2, blower 3 and the blowpipe road 9 of connection；The air inlet of the dedusting and purifying device 1
Mouth is connected to outside atmosphere, and the heat-exchanging water in air-water heat exchanger 2 uses cold water or hot water, blowpipe road 9 and high-pressure frequency-conversion
The cooling wind air inlet 7 of device cabinet 6 connects, and volume damper 5 is set on blowpipe road 9；The high-voltage frequency converter cabinet 6 has cold
But wind exhaust outlet 8.
The dedusting and purifying device 1 is cloth envelop collector.
The air-water heat exchanger 2 is pipe heat exchanger.
The blower 3 uses axial flow blower.
A method of it is efficiently cooled down for high-voltage frequency converter cabinet, it is efficient for high-voltage frequency converter cabinet using described one kind
Cooling system is realized；Specifically comprise the following steps:
1) it when environment temperature is higher than the cooling wind temperature of setting, is injected in the water supply water return pipeline of air-water heat exchanger 2 low
In the cold water of environment temperature；When environment temperature is lower than the cooling wind temperature set, the water supply water return pipeline of air-water heat exchanger 2
Middle injection is higher than the hot water of environment temperature；
2) before high-voltage frequency converter 6 is started to work, start blower 3 and air-water heat exchanger 2, pumping of the outside atmosphere in blower 3
Dedusting and purifying device 1 is first passed through under suction effect, impurity is removed in the process and is purified；
3) purified air enters air-water heat exchanger 2 and cold water/hot water exchanges heat, and meets the cooling wind of temperature requirement
Entered in high-voltage frequency converter cabinet 6 by cooling wind air inlet 7 and it is cooled down, high temperature air after cooling is in high-voltage frequency converter
Under the included blower swabbing action of cabinet 6, it is discharged from cooling wind exhaust outlet 8；
4) 6 each unit cabinet body cooling air quantity of high-voltage frequency converter cabinet is evenly distributed by the realization of volume damper 5, it is real
It is now efficiently cooling.
A kind of system efficiently cooled down for high-voltage frequency converter cabinet of the present invention is low with cost of investment, structure is simple,
The features such as easy to maintain, good cooling results, long service life, can be good at realizing the cooling to high-voltage frequency converter cabinet, guarantee
The safe and stable operation of equipment.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of system efficiently cooled down for high-voltage frequency converter cabinet, which is characterized in that the dedusting including being connected by pipeline is net
Makeup sets, air-water heat exchanger, blower and blowpipe road；The air inlet of the dedusting and purifying device is connected to outside atmosphere,
Heat-exchanging water in air-water heat exchanger uses cold water or hot water, the cooling wind air inlet in blowpipe road and high-voltage frequency converter cabinet
Connection, and volume damper is set on blowpipe road；The high-voltage frequency converter cabinet has cooling wind exhaust outlet.
2. a kind of system efficiently cooled down for high-voltage frequency converter cabinet according to claim 1, which is characterized in that described to remove
Dirt purification device is cloth envelop collector.
3. a kind of system efficiently cooled down for high-voltage frequency converter cabinet according to claim 1, which is characterized in that the sky
Air-water heat exchanger is pipe heat exchanger.
4. a kind of system efficiently cooled down for high-voltage frequency converter cabinet according to claim 1, which is characterized in that the wind
Machine uses axial flow blower.
5. a kind of method efficiently cooled down for high-voltage frequency converter cabinet, which is characterized in that utilize a kind of use described in claim 1
It is realized in the system that high-voltage frequency converter cabinet efficiently cools down；Specifically comprise the following steps:
1) when environment temperature is higher than the cooling wind temperature of setting, injection is lower than ring in the water supply water return pipeline of air-water heat exchanger
The cold water of border temperature；When environment temperature is lower than the cooling wind temperature set, injected in the water supply water return pipeline of air-water heat exchanger
Higher than the hot water of environment temperature；
2) before high-voltage frequency converter is started to work, start blower and air-water heat exchanger, outside atmosphere is under the swabbing action of blower
Dedusting and purifying device is first passed through, impurity is removed in the process and is purified；
3) purified air enters air-water heat exchanger and cold water/hot water and exchanges heat, meet temperature requirement cooling wind pass through it is cold
But wind air inlet enters in high-voltage frequency converter cabinet and cools down to it, and high temperature air after cooling is carried in high-voltage frequency converter cabinet
Under blower swabbing action, it is discharged from cooling wind exhaust outlet；
4) high-voltage frequency converter cabinet each unit cabinet body cooling air quantity is evenly distributed by volume damper realization, is realized efficient
It is cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811287353.9A CN109347307B (en) | 2018-10-31 | 2018-10-31 | System and method for high-efficiency cooling of high-voltage frequency converter cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811287353.9A CN109347307B (en) | 2018-10-31 | 2018-10-31 | System and method for high-efficiency cooling of high-voltage frequency converter cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109347307A true CN109347307A (en) | 2019-02-15 |
| CN109347307B CN109347307B (en) | 2024-03-19 |
Family
ID=65313398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811287353.9A Active CN109347307B (en) | 2018-10-31 | 2018-10-31 | System and method for high-efficiency cooling of high-voltage frequency converter cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109347307B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113530862A (en) * | 2021-06-25 | 2021-10-22 | 华能八〇三热电有限公司 | Cooling device for power station boiler fan |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201174655Y (en) * | 2008-03-26 | 2008-12-31 | 北京合康亿盛科技有限公司 | High-voltage frequency transformer power unit cabinet having self-circulating wind-cooling apparatus |
| CN202109610U (en) * | 2011-05-24 | 2012-01-11 | 宝山钢铁股份有限公司 | Draft cooling device for electrical room with high-voltage frequency converter |
| WO2013023459A1 (en) * | 2011-08-18 | 2013-02-21 | 宁波惠康实业有限公司 | Total heat recovery system of waste-wet-hot air and heat recovery method therefor |
| CN206018895U (en) * | 2016-08-25 | 2017-03-15 | 江苏德顺纺织有限公司 | Air for air conditioning in textile factories cooling damping device |
| CN207219290U (en) * | 2017-10-10 | 2018-04-10 | 中国电力工程顾问集团华东电力设计院有限公司 | The energy conserving system that coal-fired power plant's condensing-type unit frequency-conversion device room cools |
| CN208986819U (en) * | 2018-10-31 | 2019-06-14 | 中冶焦耐(大连)工程技术有限公司 | A kind of system efficiently cooled down for high-voltage frequency converter cabinet |
-
2018
- 2018-10-31 CN CN201811287353.9A patent/CN109347307B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201174655Y (en) * | 2008-03-26 | 2008-12-31 | 北京合康亿盛科技有限公司 | High-voltage frequency transformer power unit cabinet having self-circulating wind-cooling apparatus |
| CN202109610U (en) * | 2011-05-24 | 2012-01-11 | 宝山钢铁股份有限公司 | Draft cooling device for electrical room with high-voltage frequency converter |
| WO2013023459A1 (en) * | 2011-08-18 | 2013-02-21 | 宁波惠康实业有限公司 | Total heat recovery system of waste-wet-hot air and heat recovery method therefor |
| CN206018895U (en) * | 2016-08-25 | 2017-03-15 | 江苏德顺纺织有限公司 | Air for air conditioning in textile factories cooling damping device |
| CN207219290U (en) * | 2017-10-10 | 2018-04-10 | 中国电力工程顾问集团华东电力设计院有限公司 | The energy conserving system that coal-fired power plant's condensing-type unit frequency-conversion device room cools |
| CN208986819U (en) * | 2018-10-31 | 2019-06-14 | 中冶焦耐(大连)工程技术有限公司 | A kind of system efficiently cooled down for high-voltage frequency converter cabinet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113530862A (en) * | 2021-06-25 | 2021-10-22 | 华能八〇三热电有限公司 | Cooling device for power station boiler fan |
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| Publication number | Publication date |
|---|---|
| CN109347307B (en) | 2024-03-19 |
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