CN104767136A - Condensation-resistant electric cabinet dehumidifier - Google Patents

Condensation-resistant electric cabinet dehumidifier Download PDF

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Publication number
CN104767136A
CN104767136A CN201510182379.7A CN201510182379A CN104767136A CN 104767136 A CN104767136 A CN 104767136A CN 201510182379 A CN201510182379 A CN 201510182379A CN 104767136 A CN104767136 A CN 104767136A
Authority
CN
China
Prior art keywords
condensation
electric cabinet
heater
fan
control module
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
Application number
CN201510182379.7A
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Chinese (zh)
Other versions
CN104767136B (en
Inventor
王枫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou power supply branch, Jiangsu Electric Power Co., Ltd.
Original Assignee
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
Changzhou Power Supply Co of Jiangsu Electric Power Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, State Grid Jiangsu Electric Power Co Ltd, Changzhou Power Supply Co of Jiangsu Electric Power Co filed Critical State Grid Corp of China SGCC
Priority to CN201210390115.7A priority Critical patent/CN102856825B/en
Priority to CN201510182379.7A priority patent/CN104767136B/en
Publication of CN104767136A publication Critical patent/CN104767136A/en
Application granted granted Critical
Publication of CN104767136B publication Critical patent/CN104767136B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/24Circuit arrangements for boards or switchyards
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof

Abstract

The invention relates to a condensation-resistant electric cabinet dehumidifier. The condensation-resistant electric cabinet dehumidifier comprises a shell, a condensing assembly, a heater, a control module, a temperature and humidity sensor and a fan, wherein the condensation assembly, the heater, the control module, the temperature and humidity sensor and the fan are arranged in the shell, and the condensation assembly, the temperature and humidity sensor and the fan are all connected with the control module. When the condensation-resistant electric cabinet dehumidifier is used, the temperature of air in an electric cabinet is increased to the preset temperature through the heater so as to gasify condensation in the electric cabinet; when the control module controls the heater to stop working and starts the condensing assembly to carry out refrigeration, the fan is controlled to work at intervals, and water vapor in the electric cabinet is liquefied and discharged; when the control module monitors that the environment humidity in the cabinet is lower than a set dehumidifying threshold, the condensing assembly and the fan stop working.

Description

Anti-condensation electric cabinet dehumidifier
The application is application number: 201210390115.7, and invention and created name is " electric cabinet dehumidifier and dehumanization method thereof ", and the applying date is: the divisional application of the application for a patent for invention on October 15th, 2012.
Technical field
The present invention relates to a kind of transformer station electricity cabinet dehumidify field, particularly a kind of anti-condensation electric cabinet dehumidifier.
Background technology
Transformer station's electricity cabinet comprises: high pressure, low-voltage distribution cabinet, refers to for electric power system generating, transmission of electricity, distribution, electric energy conversion and plays the effects such as break-make, control or protection in consuming.
The dehydrating unit that current domestic electric cabinet uses is all generally heating dehumidifying, and dewatering type removes wet method also to be had, but is not also promoted.
The cardinal principle of heating and dehumidification improves the hygroscopic capacity that air themperature can increase air, improves the aridity of box equipment.What at this moment reduce is relative humidity in case, but the absolute moisture content of air can not be reduced, when absolute moisture content is constant, if humid air is cooled (day and night temperature or heater exit), the relative humidity in cabinet will rise and reach capacity, and temperature continues to decline, this will produce condensation to condense in equipment surface, destroy insulation, flashover, short circuit occur or hits to alter phenomenon, affect the safe operation of electrical network.
Draining is by liquefying plant except wet method, manufactures a cryosurface, and make the liquefy water on cryosurface of the steam in air then, discharge outside case by specific structure, thus draining removes wet method and cannot solve the condensation problem formed in cabinet.
How solving the condensation problem in electric cabinet, and prevent condensation again, is this area technical problem to be solved.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of dehumidifying thoroughly, quick solution condensation problem, and prevents condensation again, ensures the anti-condensation electric cabinet dehumidifier of electric equipment safe operation.
For solving the problems of the technologies described above, the invention provides a kind of anti-condensation electric cabinet dehumidifier, comprising: housing, be located at the condensation in housing, heater, control module, Temperature Humidity Sensor and fan.
Described condensation, heater, Temperature Humidity Sensor, fan are all connected with control module.
Described condensation is connected with the fin of heater, to quit work at heater, and when condensation starts to freeze, is convenient to quick cold sink, to utilize fin to expand cryosurface, is beneficial to rapid condensation.
When the dehumanization method of above-mentioned anti-condensation electric cabinet dehumidifier uses:
(1) first by heater by the atmosphere temperature rising in electric cabinet to preset temperature, with the condensation gasified in electric cabinet;
(2) then stop heating, and open condensation by steam liquefaction discharge in electric cabinet.
During concrete enforcement, when control module monitors cabinet environment humidity higher than setting dehumidifying threshold values by Temperature Humidity Sensor, first control fan and heater are started working, and the heat on heater is diffused into rapidly in cabinet by fan, in-cabinet temperature is made to increase, the condensation gasified in electric cabinet; When the set temperature is reached, control module control heater quits work, control fan discontinuous operation or be rotated in deceleration, the gas be beneficial in electric cabinet accelerates flowing, increase the touch opportunity of steam and condensation, while raising condensation effect, prevent the distinguished and admirable condensation that makes fast from evaporating, make condensation effect reach best; Steam in air in cabinet is liquefied in condensation, then discharges cabinet from the apocenosis passage of condensation one side bottom; When control module monitors cabinet environment humidity lower than setting dehumidifying threshold values, condensation and fan just quit work.
Technique effect of the present invention: anti-condensation electric cabinet dehumidifier of the present invention to be cooperatively interacted dehumidifying by heating and condensation method, dehumidifying thoroughly, and can quick solution condensation problem, and prevent condensation again by Automated condtrol, effectively ensure the safety problem that electric equipment produces because of condensation.
Accompanying drawing explanation
For making the present invention clearerly be understood, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Fig. 1 is the structural representation of anti-condensation electric cabinet dehumidifier of the present invention.
Specific embodiment
As Fig. 1, the anti-condensation electric cabinet dehumidifier of the present embodiment comprises: housing 1, is located at the condensation 2 in housing 1, heater 3, control module 4, Temperature Humidity Sensor and fan 5.
Described condensation 2, heater 3, Temperature Humidity Sensor, fan 5 are all connected with control module 4.
Described condensation 2 is connected with the fin of heater 3, to quit work at heater, and when condensation starts to freeze, is convenient to quick cold sink, to utilize fin to expand cryosurface, is beneficial to rapid condensation.
The dehumanization method of above-mentioned anti-condensation electric cabinet dehumidifier, comprises the steps:
(1) heater 3 is first passed through by the atmosphere temperature rising in electric cabinet to preset temperature, with the condensation gasified in electric cabinet;
(2) then stop heating, and open condensation 2 by steam liquefaction discharge in electric cabinet.
During concrete enforcement, when control module 4 monitors cabinet environment humidity higher than setting dehumidifying threshold values by Temperature Humidity Sensor, first control fan 5 and heater 3 are started working, and the heat on heater 3 is diffused into rapidly in cabinet by fan 5, in-cabinet temperature is made to increase, the condensation gasified in electric cabinet; When reaching design temperature (such as: 50-60 DEG C), control module 4 control heater 3 quits work, control condensation 2 to start working, and control fan 5 discontinuous operation or be rotated in deceleration, the gas be beneficial in electric cabinet accelerates flowing, increases the touch opportunity of steam and condensation 2, while raising condensation effect, prevent the distinguished and admirable condensation that makes fast from evaporating, make condensation effect reach best; Steam in air in cabinet is liquefied in condensation 2, then discharges cabinet from the apocenosis passage of condensation 2 one side bottom; When control module 4 monitors cabinet environment humidity lower than setting dehumidifying threshold values (design parameter can be determined according to actual needs), condensation 2 and fan 5 just quit work.
Described fan 5 is when being rotated in deceleration, and its rotating speed is the 40-60% of heater 3 rotating speed when working.
Obviously, above-described embodiment is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And these belong to spirit institute's apparent change of extending out of the present invention or change and are still among protection scope of the present invention.

Claims (1)

1. an anti-condensation electric cabinet dehumidifier, comprising: housing, characterized by further comprising: be located at the condensation in housing, heater, Temperature Humidity Sensor and fan; Described condensation, heater, Temperature Humidity Sensor, fan are all connected with control module; Described condensation is connected described anti-condensation electric cabinet dehumidifier when using with the fin of heater, first by heater by the atmosphere temperature rising in electric cabinet to preset temperature, with the condensation gasified in electric cabinet; When control module control heater quits work and opens condensation refrigeration, control fan discontinuous operation, steam liquefaction in electric cabinet is discharged; When control module monitors cabinet environment humidity lower than setting dehumidifying threshold values, condensation and fan just quit work.
CN201510182379.7A 2012-10-15 2012-10-15 Anti-condensation electric cabinet dehumidifier Active CN104767136B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201210390115.7A CN102856825B (en) 2012-10-15 2012-10-15 Electric cabinet dehumidifier and dehumidifying method thereof
CN201510182379.7A CN104767136B (en) 2012-10-15 2012-10-15 Anti-condensation electric cabinet dehumidifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510182379.7A CN104767136B (en) 2012-10-15 2012-10-15 Anti-condensation electric cabinet dehumidifier

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201210390115.7A Division CN102856825B (en) 2012-10-15 2012-10-15 Electric cabinet dehumidifier and dehumidifying method thereof

Publications (2)

Publication Number Publication Date
CN104767136A true CN104767136A (en) 2015-07-08
CN104767136B CN104767136B (en) 2017-11-21

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Application Number Title Priority Date Filing Date
CN201510179682.1A Active CN104752970B (en) 2012-10-15 2012-10-15 The dehumanization method of anti-condensation automatic electric cabinet dehumidifier
CN201510182762.2A Active CN104752973B (en) 2012-10-15 2012-10-15 Anti-condensation automatic electric cabinet dehumidifier
CN201210390115.7A Active CN102856825B (en) 2012-10-15 2012-10-15 Electric cabinet dehumidifier and dehumidifying method thereof
CN201510182080.1A Active CN104767134B (en) 2012-10-15 2012-10-15 The dehumanization method of automatic electric cabinet dehumidifier
CN201510182379.7A Active CN104767136B (en) 2012-10-15 2012-10-15 Anti-condensation electric cabinet dehumidifier
CN201510182378.2A Active CN104767135B (en) 2012-10-15 2012-10-15 A kind of dehumanization method of electric cabinet dehumidifier
CN201510182763.7A Active CN104752974B (en) 2012-10-15 2012-10-15 The good electric cabinet dehumidifier of effect on moisture extraction
CN201510182641.8A Active CN104752971B (en) 2012-10-15 2012-10-15 A kind of electric cabinet dehumidifier
CN201510182718.1A Active CN104752972B (en) 2012-10-15 2012-10-15 The dehumanization method of anti-condensation electric cabinet dehumidifier

Family Applications Before (4)

Application Number Title Priority Date Filing Date
CN201510179682.1A Active CN104752970B (en) 2012-10-15 2012-10-15 The dehumanization method of anti-condensation automatic electric cabinet dehumidifier
CN201510182762.2A Active CN104752973B (en) 2012-10-15 2012-10-15 Anti-condensation automatic electric cabinet dehumidifier
CN201210390115.7A Active CN102856825B (en) 2012-10-15 2012-10-15 Electric cabinet dehumidifier and dehumidifying method thereof
CN201510182080.1A Active CN104767134B (en) 2012-10-15 2012-10-15 The dehumanization method of automatic electric cabinet dehumidifier

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Application Number Title Priority Date Filing Date
CN201510182378.2A Active CN104767135B (en) 2012-10-15 2012-10-15 A kind of dehumanization method of electric cabinet dehumidifier
CN201510182763.7A Active CN104752974B (en) 2012-10-15 2012-10-15 The good electric cabinet dehumidifier of effect on moisture extraction
CN201510182641.8A Active CN104752971B (en) 2012-10-15 2012-10-15 A kind of electric cabinet dehumidifier
CN201510182718.1A Active CN104752972B (en) 2012-10-15 2012-10-15 The dehumanization method of anti-condensation electric cabinet dehumidifier

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CN103441433B (en) * 2013-08-20 2016-06-01 长沙市蓝虹电气技术有限公司 Cabinet dehydrating unit, method and cabinet supervisory system thereof and method
CN104269886B (en) * 2014-10-16 2017-04-05 东北电力大学 The method for calculating for wind-electricity integration power system capacity benefit nargin and distributing
CN104538866A (en) * 2014-12-18 2015-04-22 广西电网有限责任公司电力科学研究院 Anti-condensation device with self-adaptation control and control method
CN105468061A (en) * 2015-12-16 2016-04-06 大连尚能科技发展有限公司 Apparatus for preventing board grade condensation generation
CN107039892B (en) * 2016-02-03 2019-06-11 中国石油天然气股份有限公司 The method of high-voltage switch gear system Moistureproof dehumidification
CN106451139A (en) * 2016-11-02 2017-02-22 国网江苏省电力公司南通供电公司 Dehumidification and condensation system inside electric cabinet
CN108233227A (en) * 2017-12-25 2018-06-29 程丹秋 A kind of electric cabinet dehumidifier with good effect on moisture extraction
CN109412254A (en) * 2018-10-11 2019-03-01 上海时脉电力设备有限公司 A kind of uninterruptible power system peculiar to vessel applied to hot environment
CN109976418A (en) * 2019-02-26 2019-07-05 深圳市铭泽智能电力科技有限公司 Environmental balance adjusting method and device
CN110336188B (en) * 2019-06-17 2021-09-03 国网上海市电力公司 Moisture-proof dehumidification method for 10 kV box transformer substation
CN111049005B (en) * 2019-12-05 2021-09-24 河南平高电气股份有限公司 Prevent condensation mechanism case

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CN2336303Y (en) * 1998-05-23 1999-09-01 唐晓宇 Energy-saving heat-pipe dehumidifying case
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CN202087220U (en) * 2011-04-28 2011-12-28 陕西金源自动化科技有限公司 Novel digital type dehumidifier
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CN102545080A (en) * 2012-01-04 2012-07-04 叶秋诗 Sealed structure of mini-type electronic dehumidifying and cooling machine

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Publication number Publication date
CN104752970A (en) 2015-07-01
CN104752973B (en) 2018-01-05
CN104752973A (en) 2015-07-01
CN104752972A (en) 2015-07-01
CN102856825A (en) 2013-01-02
CN104752971B (en) 2017-11-21
CN104752972B (en) 2017-11-21
CN104767135A (en) 2015-07-08
CN104767135B (en) 2017-11-21
CN104752974B (en) 2017-11-21
CN104767134B (en) 2017-11-21
CN104752970B (en) 2017-11-21
CN104767134A (en) 2015-07-08
CN104752971A (en) 2015-07-01
CN104752974A (en) 2015-07-01
CN102856825B (en) 2015-06-03
CN104767136B (en) 2017-11-21

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Address after: 213003 No. 27, West Front Street, Changzhou, Jiangsu

Applicant after: State Grid Jiangsu Electric Power Company, Changzhou Power Supply Company

Applicant after: STATE GRID JIANGSU ELECTRIC POWER COMPANY

Applicant after: State Grid Corporation of China

Address before: 213003 Jiangsu province Changzhou City Tianning District Bureau Street No. 27

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Inventor after: Zhu Jianmin

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Address after: 210024 No. 215 Shanghai Road, Nanjing City, Jiangsu Province

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Address before: No. 27, front street, Changzhou Municipal Bureau, Jiangsu Province, Jiangsu

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Patentee before: State Grid Jiangsu Electric Power Company, Changzhou Power Supply Company

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Address after: 210024 No. 215 Shanghai Road, Nanjing City, Jiangsu Province

Co-patentee after: Changzhou power supply branch, Jiangsu Electric Power Co., Ltd.

Patentee after: State Grid Jiangsu Electric Power Co., Ltd.

Co-patentee after: State Grid Corporation of China

Address before: No. 27, front street, Changzhou Municipal Bureau, Jiangsu Province, Jiangsu

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Patentee before: Changzhou power supply branch, Jiangsu Electric Power Co., Ltd.

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CP01 Change in the name or title of a patent holder

Address after: No. 27, front street, Changzhou Municipal Bureau, Jiangsu Province, Jiangsu

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Patentee after: Changzhou power supply branch, Jiangsu Electric Power Co., Ltd.

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