CN103872584A - Semiconductor refrigerating dehumidifying and cooling electric power cabinet - Google Patents
Semiconductor refrigerating dehumidifying and cooling electric power cabinet Download PDFInfo
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- CN103872584A CN103872584A CN201210532421.XA CN201210532421A CN103872584A CN 103872584 A CN103872584 A CN 103872584A CN 201210532421 A CN201210532421 A CN 201210532421A CN 103872584 A CN103872584 A CN 103872584A
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Abstract
Provided is a semiconductor refrigerating dehumidifying and cooling electric power cabinet which comprises an electric power cabinet body and a semiconductor refrigerating sheet. The refrigerating surface of the semiconductor refrigerating sheet is arranged in the electric power cabinet body, and the heat-radiating surface of the semiconductor refrigerating sheet is arranged outside the electric power cabinet body. The refrigerating surface of the semiconductor refrigerating sheet is connected with a heat-radiating and dehumidifying device. A water-collecting tray is arranged below the heat-radiating and dehumidifying device, and the water-collecting tray is through out of the cabinet body. The part of the refrigerating surface of the semiconductor refrigerating sheet is provided with an inclined channel. Air contacting the semiconductor refrigerating sheet cools down and sinks. Low-temperature air descends along the low end of the inclined channel and flows out from the low end, and negative pressure is generated so that high-temperature air is enabled to be supplemented from the high end of the inclined channel. Air outside the inclined channel is in the cabinet body and low-temperature air descends and high-temperature air rises. The heat-radiating and dehumidifying device is connected with the refrigerating surface of the semiconductor refrigerating sheet, temperature of the heat-radiating and dehumidifying device is low, high-temperature air in the cabinet body cools down via the heat-radiating and dehumidifying device, and water vapor in high-temperature air condenses into water which is attached on the surface of the heat-radiating and dehumidifying device and flows into the water-collecting tray so that cold conduction efficiency is higher.
Description
Technical field
The present invention relates to electric power system and hold the cupboard of electrical circuitry equipment, is exactly specifically a kind of semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet.
Background technology
Once the power distribution station such as 800KV, 500KV puts into operation, for security consideration, high voltage cabinet door is seldom opened, and high-voltage board is all to adopt sealed type design mostly, therefore in high-voltage board, ventilation condition is poor, cabinet inner high voltage equipment is very easily because moisture accumulation causes partial discharge phenomenon, and this will cause potential safety hazard to equipment operation.Especially 7, August, weather is moistening, causing that the accident that electric discharge causes is of common occurrence because there was dampness in the air.Moreover the heat release in the course of the work of the equipment in high-voltage board, when how electric power cabinet inside cooling, dehumidifies again, is the problem facing.
Electric power cabinet only needs normal temperature environment, does not need low temperature environment, so, there is no need the condition design according to refrigerator; Air-conditioning seems and can meet the demands, and still, compressor is placed in cabinet, obviously takies significant volume in cabinet, and compressor is placed on outdoor, and the electric power cabinet making moves and move very inconvenient.
For these reasons, the cool-down dehumidification of electric power cabinet, needs a kind of volume little, operate steadily, and noiselessness, cool-down dehumidification apparatus easy to maintenance.
Semiconductor chilling plate, is also thermoelectric module, is a kind of
heat pump.Its advantage is there is no slide unit, is applied in some spaces and is restricted, and reliability requirement is high, the occasion of polluting without cold-producing medium.Utilize
semiconductorthe Peltier effect of material, in the time of galvanic couple that direct current is connected into by two kinds of different semi-conducting materials, can absorb respectively heat and emit heat at the two ends of galvanic couple, can realize the object of refrigeration.It is a kind of Refrigeration Technique that produces negative thermal resistance, is characterized in movement-less part, and reliability is also higher.Utilize the mode of semiconductor refrigerating to solve the dehumidifying and cooling problem of electric power cabinet, there is very high practical value.
First, because the temperature difference of the cold and hot end of semiconductor chilling plate can reach 40～65 degree, and in one minute, just can reach maximum temperature difference, how according to the quick conduction cooling of the feature of electric power cabinet, be the problem that needs solution.
Secondly,, as why not used electric fan at the inner circulating air that forms of electric power cabinet, be beneficial to effective temperature-reducing and dehumidifying.
Moreover, how to utilize semiconductor chilling plate to dehumidify again in cooling, be also the problem that needs solution.
Summary of the invention
In order to solve in electric power cabinet the cold of conductive semiconductor cooling piece fast, and solution is never used electric fan in the inner problem that forms circulating air and utilize semiconductor chilling plate to dehumidify again in cooling of electric power cabinet, the invention provides a kind of automatic dehumidification device for high-voltage board
The present invention realizes like this, a kind of semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, comprise electric power cabinet and semiconductor chilling plate, semiconductor chilling plate is arranged on electric power cabinet end face, semiconductor chilling plate chill surface is in electric power cabinet, and semiconductor chilling plate radiating surface is external at electric power cabinet, and described semiconductor chilling plate chill surface connects heat radiation dehydrating unit, heat radiation dehydrating unit is divided into water-collecting tray, and water-collecting tray goes out cabinet by device for cleaning pipeline.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, described heat radiation dehydrating unit, comprises the double-edged fine-toothed comb of being made up of Heat Conduction Material, between double-edged fine-toothed comb, is connected in series along double-edged fine-toothed comb hole direction by Heat Conduction Material.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, described each double-edged fine-toothed comb hole face is fixedly connected with Heat Conduction Material net.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, the rib of described double-edged fine-toothed comb is radial setting along the position of semiconductor chilling plate.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, described rib is pointer shape.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, described rib is pointer shape, and rib is thick near semiconductor chilling plate one end, and the other end is thin.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, the huyashi-chuuka (cold chinese-style noodles) of described semiconductor chilling plate, heat radiation dehydrating unit peripheral hardware ramp way.
Described self-loopa semiconductor system cooling electric power cabinet, described ramp way is cut off out by the tilt clapboard that is arranged on electric power cabinet top, and turnover air scoop is stayed at two ends.
The present invention is because ramp way is established at the huyashi-chuuka (cold chinese-style noodles) position of semiconductor chilling plate system, the air cooling-down of contact semiconductor cooling piece sinks, Cryogenic air declines and is flowed out by low side along ramp way low side, produce negative pressure, high temperature air is filled into by ramp way is high-end, the air outside ramp way, in cabinet, Cryogenic air declines, high temperature air rises, and forms circulation.Because heat radiation dehydrating unit is connected with semiconductor chilling plate chill surface, heat radiation dehydrating unit temperature is low, the high temperature air of cabinet body-internal-circulation is slowly by heat radiation dehydrating unit, the cooling of high temperature air contact heat radiation dehydrating unit, condensation vapor in high temperature air is that water is attached to heat radiation dehydrating unit surface, condensate flows into water-collecting tray after assembling, and flows out cabinet afterwards by pipeline.Heat radiation dehydrating unit is to be connected in series along double-edged fine-toothed comb hole direction by Heat Conduction Material between double-edged fine-toothed comb, transfer line conduction cooling to face conduction cooling, conduction cooling efficiency is higher, described is connected in series along double-edged fine-toothed comb hole direction, only in direction, connect, the hole of adjacent two double-edged fine-toothed combs might not be just right, staggers in the hole of adjacent two double-edged fine-toothed combs, and the hole of a double-edged fine-toothed comb is just better to the rib of adjacent double-edged fine-toothed comb; Each double-edged fine-toothed comb hole face is fixedly connected with Heat Conduction Material net, not only be conducive to conduction cooling, and the airborne steam that is conducive to condense, due to semiconductor chilling plate heat radiation filter comb be shaped as double-edged fine-toothed comb shape, be conducive to air by and carry out heat exchange, rib is radial setting along the position of semiconductor chilling plate, just can reasonable conduction cooling, and rib is pointer shape, more be conducive to conduction cooling, such structure, can make the chill surface of semiconductor chilling plate lower the temperature rapidly, is unlikely to frosting.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is double-edged fine-toothed comb structural representation of the present invention.
Fig. 3 is the present invention's dehydrating unit structural representation that dispels the heat.
Embodiment
As Fig. 1, a kind of semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, comprise electric power cabinet 20 and semiconductor chilling plate 21, semiconductor chilling plate 21 is arranged on electric power cabinet 20 end faces, the chill surface of semiconductor chilling plate is in electric power cabinet 21, and semiconductor chilling plate radiating surface is outside electric power cabinet 21, and described semiconductor chilling plate chill surface connects heat radiation dehydrating unit 16, heat radiation dehydrating unit 16 is divided into water-collecting tray 24, and water-collecting tray 24 is by pipeline pass-out electric power cabinet body 20.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, described heat radiation dehydrating unit 16, comprises the double-edged fine-toothed comb 10 of being made up of thermoconductive material board, between double-edged fine-toothed comb 10, is connected in series along double-edged fine-toothed comb hole direction by thermoconductive material board 13.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, described each double-edged fine-toothed comb hole face is fixedly connected with Heat Conduction Material net 14.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, the rib 12 of described double-edged fine-toothed comb 10 is radial setting along the position of semiconductor chilling plate 21.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, described rib 12 is pointer shape.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, described rib is pointer shape, and rib is thick near semiconductor chilling plate one end, and the other end is thin.
Described semiconductor dehumidifying and cooling dehumidifying processed electric power cabinet, the huyashi-chuuka (cold chinese-style noodles) of described semiconductor chilling plate, heat radiation dehydrating unit peripheral hardware ramp way 22.
Described self-loopa semiconductor system cooling electric power cabinet, described ramp way is cut off out by the tilt clapboard 23 that is arranged on electric power cabinet top, and turnover air scoop is stayed at two ends.
Claims (8)
1. a semiconductor refrigerating dehumidifying and cooling electric power cabinet, comprise electric power cabinet and semiconductor chilling plate, semiconductor chilling plate is arranged on electric power cabinet end face, semiconductor chilling plate chill surface is in electric power cabinet, semiconductor chilling plate radiating surface is external at electric power cabinet, it is characterized in that: described semiconductor chilling plate chill surface connects heat radiation dehydrating unit, heat radiation dehydrating unit is divided into water-collecting tray, and water-collecting tray goes out cabinet by device for cleaning pipeline.
2. semiconductor refrigerating dehumidifying and cooling electric power cabinet as claimed in claim 1, is characterized in that: described heat radiation dehydrating unit, comprise the double-edged fine-toothed comb of being made by Heat Conduction Material, and between double-edged fine-toothed comb, be connected in series along double-edged fine-toothed comb hole direction by Heat Conduction Material.
3. semiconductor refrigerating dehumidifying and cooling electric power cabinet as claimed in claim 2, is characterized in that: described each double-edged fine-toothed comb hole face is fixedly connected with Heat Conduction Material net.
4. semiconductor refrigerating dehumidifying and cooling electric power cabinet as claimed in claim 3, is characterized in that: the rib of described double-edged fine-toothed comb is radial setting along the position of semiconductor chilling plate.
5. semiconductor refrigerating dehumidifying and cooling electric power cabinet as claimed in claim 4, is characterized in that: described rib is pointer shape.
6. semiconductor refrigerating dehumidifying and cooling electric power cabinet as claimed in claim 5, is characterized in that: described rib is pointer shape, and rib is thick near semiconductor chilling plate one end, and the other end is thin.
7. semiconductor refrigerating dehumidifying and cooling electric power cabinet as claimed in claim 6, is characterized in that: the huyashi-chuuka (cold chinese-style noodles) of described semiconductor chilling plate, heat radiation dehydrating unit peripheral hardware ramp way.
8. semiconductor refrigerating dehumidifying and cooling electric power cabinet as claimed in claim 7, is characterized in that: described ramp way is cut off out by the tilt clapboard that is arranged on electric power cabinet top, and turnover air scoop is stayed at two ends.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210532421.XA CN103872584B (en) | 2012-12-12 | 2012-12-12 | A kind of semiconductor refrigerating dehumidifying and cooling electric power cabinet |
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| CN201210532421.XA CN103872584B (en) | 2012-12-12 | 2012-12-12 | A kind of semiconductor refrigerating dehumidifying and cooling electric power cabinet |
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| CN103872584A true CN103872584A (en) | 2014-06-18 |
| CN103872584B CN103872584B (en) | 2016-07-06 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466724A (en) * | 2014-12-23 | 2015-03-25 | 江苏镇安电力设备有限公司 | Damp-proof power distribution cabinet based on semiconductor dehumidifier |
| CN105226518A (en) * | 2015-09-24 | 2016-01-06 | 李聪 | A kind of electric power cabinet |
| CN107026409A (en) * | 2017-05-02 | 2017-08-08 | 莱芜万通电器有限公司 | A kind of electronic dehumidifying refrigeration molding box becomes |
| CN107577311A (en) * | 2017-09-05 | 2018-01-12 | 潘宁 | A kind of computer radiator mechanism |
| CN107611796A (en) * | 2017-10-23 | 2018-01-19 | 安徽金环电气设备有限责任公司 | A kind of power distribution cabinet with antifogging function |
| WO2018055480A1 (en) * | 2016-09-26 | 2018-03-29 | New Asia Far East Ltd | Dehumidifying apparatus for storage cabinet and damp proofing storage cabinet therewith |
| CN108539324A (en) * | 2018-06-25 | 2018-09-14 | 上海电机学院 | A kind of electric automobile power battery cooling device |
| CN112398014A (en) * | 2020-09-29 | 2021-02-23 | 广东求精电气有限公司 | Multifunctional electric cabinet |
| CN112398023A (en) * | 2020-09-29 | 2021-02-23 | 广东求精电气有限公司 | Multifunctional distribution box |
| CN112623177A (en) * | 2020-12-21 | 2021-04-09 | 兴宁市技工学校 | Ship fresh air temperature control system and air temperature control method |
| CN117543364A (en) * | 2024-01-10 | 2024-02-09 | 国网湖北省电力有限公司 | Humidity-regulated ring main unit and condensation dew generation preventing method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07110138A (en) * | 1993-10-13 | 1995-04-25 | Aisin Seiki Co Ltd | Dehumidifying apparatus |
| JP2006075697A (en) * | 2004-09-08 | 2006-03-23 | As One Corp | Dehumidifier and control method therefor |
| CN201194459Y (en) * | 2007-12-07 | 2009-02-11 | 孙庆富 | Novel enclosed machine box |
| CN201975708U (en) * | 2010-12-02 | 2011-09-14 | 安康供电局 | Moisture removal device applied to high-voltage switch cabinet in electrical system |
| CN203071406U (en) * | 2012-12-12 | 2013-07-17 | 河南省电力公司焦作供电公司 | Semiconductor refrigerating/dehumidifying and cooling electric cabinet |
-
2012
- 2012-12-12 CN CN201210532421.XA patent/CN103872584B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07110138A (en) * | 1993-10-13 | 1995-04-25 | Aisin Seiki Co Ltd | Dehumidifying apparatus |
| JP2006075697A (en) * | 2004-09-08 | 2006-03-23 | As One Corp | Dehumidifier and control method therefor |
| CN201194459Y (en) * | 2007-12-07 | 2009-02-11 | 孙庆富 | Novel enclosed machine box |
| CN201975708U (en) * | 2010-12-02 | 2011-09-14 | 安康供电局 | Moisture removal device applied to high-voltage switch cabinet in electrical system |
| CN203071406U (en) * | 2012-12-12 | 2013-07-17 | 河南省电力公司焦作供电公司 | Semiconductor refrigerating/dehumidifying and cooling electric cabinet |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466724A (en) * | 2014-12-23 | 2015-03-25 | 江苏镇安电力设备有限公司 | Damp-proof power distribution cabinet based on semiconductor dehumidifier |
| CN105226518A (en) * | 2015-09-24 | 2016-01-06 | 李聪 | A kind of electric power cabinet |
| WO2018055480A1 (en) * | 2016-09-26 | 2018-03-29 | New Asia Far East Ltd | Dehumidifying apparatus for storage cabinet and damp proofing storage cabinet therewith |
| CN107026409A (en) * | 2017-05-02 | 2017-08-08 | 莱芜万通电器有限公司 | A kind of electronic dehumidifying refrigeration molding box becomes |
| CN107577311A (en) * | 2017-09-05 | 2018-01-12 | 潘宁 | A kind of computer radiator mechanism |
| CN107611796A (en) * | 2017-10-23 | 2018-01-19 | 安徽金环电气设备有限责任公司 | A kind of power distribution cabinet with antifogging function |
| CN108539324A (en) * | 2018-06-25 | 2018-09-14 | 上海电机学院 | A kind of electric automobile power battery cooling device |
| CN112398014A (en) * | 2020-09-29 | 2021-02-23 | 广东求精电气有限公司 | Multifunctional electric cabinet |
| CN112398023A (en) * | 2020-09-29 | 2021-02-23 | 广东求精电气有限公司 | Multifunctional distribution box |
| CN112623177A (en) * | 2020-12-21 | 2021-04-09 | 兴宁市技工学校 | Ship fresh air temperature control system and air temperature control method |
| CN117543364A (en) * | 2024-01-10 | 2024-02-09 | 国网湖北省电力有限公司 | Humidity-regulated ring main unit and condensation dew generation preventing method thereof |
| CN117543364B (en) * | 2024-01-10 | 2024-05-07 | 国网湖北省电力有限公司 | Humidity-regulated ring main unit and condensation dew generation preventing method thereof |
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| CN103872584B (en) | 2016-07-06 |
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