CN103837805A - GIS thunder voltage resisting testing device used on site - Google Patents
GIS thunder voltage resisting testing device used on site Download PDFInfo
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- CN103837805A CN103837805A CN201410095265.4A CN201410095265A CN103837805A CN 103837805 A CN103837805 A CN 103837805A CN 201410095265 A CN201410095265 A CN 201410095265A CN 103837805 A CN103837805 A CN 103837805A
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Abstract
A GIS thunder voltage resisting testing device used on site comprises a hydraulic lifting flat car (3), a mobile protecting platform (1) arranged on the hydraulic lifting flat car (3), a quick impulse voltage generating device (4) sealed in the mobile protecting platform (1) and an impedance variable adapter (2). The tail end of the impedance variable adapter (2) is connected with a quick impulse voltage generator (5), and the head end of the impedance variable adapter (2) is connected with a site GIS device. The impedance variable adapter (2) comprises a bus (2.1) and an outer shell (2.2) which are both of a cone-shaped structure. The GIS thunder voltage resisting testing device has the advantages of being reasonable in design, convenient to convey, safe, reliable and flexible.
Description
Technical field
The invention belongs to impulse voltage generator field, the apparatus structure technical field that particularly a kind of fast pulse voltage generator docks with on-the-spot GIS.
Background technology
Gas-insulating and fully-enclosed formula combined electrical apparatus (GIS) is most important power equipment in electrical network, in electrical network, is widely used, and equipment must carry out On-Site Testing after assembling at the scene, and the object of test is to check that whether the insulating property of overall assembling are intact.Traditional impulse voltage generator, loop complexity, equipment manufacturing cost is high, and huge structure cannot move, thereby the insulation characterisitic of the Site Detection GIS equipment of having no idea, and cannot implement to monitor in real time the operation conditions of GIS equipment.
Traditional impulse voltage generator generally adopts the mode of sleeve pipe docking, and sleeve pipe, owing to having increased test product electric capacity, makes impulse voltage generator output thunder and lightning waveform not up to standard.Because the difference of electric pressure and manufacturer makes the bore difference of GIS, this just allow impulse voltage generator with GIS equipment interconnection in produce inconvenience.
Because site test landform is changeable, make the height need of pick-up unit often inconsistent with the axis height of on-the-spot GIS equipment, achieve a butt joint thereby need to regulate.
Summary of the invention
Object of the present invention is exactly the difficult problem running into for overcoming above-mentioned and on-the-spot GIS equipment interconnection when and a kind of on-the-spot proving installation with the withstand voltage test of GIS thunder and lightning is provided.
The object of the invention is to realize by following technical solution.
A kind of on-the-spot with GIS thunder and lightning Withstand test device, the present invention is characterised in that: by hydraulic lifting flat-bed trailer be arranged on the mobile protective platform on hydraulic lifting flat-bed trailer, be encapsulated in the fast pulse voltage generation circuit in mobile protective platform, and tail end connection fast pulse voltage generator, the impedance adapter that head end connects on-the-spot GIS equipment forms; Wherein impedance adapter is made up of bus and shell, and bus and shell all adopt pyramidal structure.
Whole adapter is strict with sealed insulation, and the caliber size of the GIS equipment of different model is also not quite similar, and needs the difference size according to on-the-spot GIS equipment bore, selects the impedance adapter matching with it; Hydraulic lifting flat-bed trailer coordinates impedance adapter to make the height for regulating portable fast pulse voltage generator device, makes device consistent with the axis height of on-the-spot GIS, thereby carries out the on-the-spot GIS connection of differing heights.
The present invention is encapsulated in fast pulse voltage generator in mobile protective platform, to do as a wholely, and we are referred to as portable fast pulse voltage generator device, and this device lighter weight is conveniently transported to scene.After reaching the spot, portable fast pulse voltage generator device is moved on hydraulic lifting flat-bed trailer, utilize the whole height of hydraulic lifting flat-bed trailer regulating device, make it consistent with the axis height of on-the-spot GIS, then utilize impedance adapter and on-the-spot GIS equipment interconnection to carry out withstand voltage test.
The opening direction and can not hinder fast pulse voltage generator and dock with on-the-spot GIS equipment of this system mobile protective platform door.Impedance adapter requires strict sealing, can not destroy insulativity.The bus of joint and shell all adopt the design of taper, and conical design can be played the effect that seamlessly transits impedance, thereby can prevent that waveform from the process of propagating, catadioptric occurring.One end of joint connects fast pulse voltage generator, and the other end connects on-the-spot GIS equipment.Because the difference of electric pressure and manufacturer makes the caliber size difference of GIS, for the bore of the different sizes of GIS, can use different impedance adapters instead, thereby solve because of GIS equipment caliber size difference, the connected problem of fast pulse voltage generator.Hydraulic lifting flat-bed trailer coordinates impedance adapter to make for regulating device height, and device is connected with the consistent on-the-spot GIS that realizes differing heights of axis height of on-the-spot GIS.
The invention has the beneficial effects as follows, system has reasonable in design, and convenient transportation is safe and reliable, flexible feature.For the withstand voltage test of on-the-spot GIS equipment thunder and lightning provides conveniently path, can realize the real-time monitoring to on-the-spot GIS equipment operation condition, thereby can overhaul in time GIS.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1. mobile protective platform; 2. impedance adapter; 3. hydraulic lifting flat-bed trailer.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described:
As shown in Fig. 1, a kind of on-the-spot with GIS thunder and lightning Withstand test device, the present invention is characterised in that: by hydraulic lifting flat-bed trailer 3 be arranged on the mobile protective platform 1 on hydraulic lifting flat-bed trailer 3, be encapsulated in the fast pulse voltage generation circuit 4 in mobile protective platform 1, and tail end connection fast pulse voltage generator 5, the impedance adapter 2 that head end connects on-the-spot GIS equipment forms; Wherein impedance adapter 2 is made up of bus 2.1 and shell 2.2, and bus and shell all adopt pyramidal structure.
Fast pulse voltage generation circuit of the present invention is encapsulated in to be done as a wholely in mobile protective platform 1, we are referred to as portable fast pulse voltage generator device, and this device lighter weight is conveniently transported to scene.After reaching the spot, portable fast pulse voltage generator device is moved on hydraulic lifting flat-bed trailer 3, utilize the height that hydraulic flat car 3 can regulating device, after making it consistent with the axis height of on-the-spot GIS, open the door of protective platform 1, then utilize impedance adapter coupling arrangement and on-the-spot GIS equipment.The caliber size of the GIS equipment of different model is also not quite similar, need to select according to the size of on-the-spot GIS bore the impedance adapter 3 matching with it, one end of joint is connected with fast pulse voltage generator, the other end and on-the-spot GIS equipment connection, can carry out On-Site Testing after connection.
Claims (1)
1. the on-the-spot GIS thunder and lightning Withstand test device of using, it is characterized in that: by hydraulic lifting flat-bed trailer (3) be arranged on the mobile protective platform (1) on hydraulic lifting flat-bed trailer (3), be encapsulated in the fast pulse voltage generation circuit (4) in mobile protective platform (1), and tail end connection fast pulse voltage generator (5), the impedance adapter (2) that head end connects on-the-spot GIS equipment forms; Wherein impedance adapter (2) is made up of bus (2.1) and shell (2.2), and bus and shell all adopt pyramidal structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410095265.4A CN103837805A (en) | 2014-03-14 | 2014-03-14 | GIS thunder voltage resisting testing device used on site |
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CN201410095265.4A CN103837805A (en) | 2014-03-14 | 2014-03-14 | GIS thunder voltage resisting testing device used on site |
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CN103837805A true CN103837805A (en) | 2014-06-04 |
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CN201410095265.4A Pending CN103837805A (en) | 2014-03-14 | 2014-03-14 | GIS thunder voltage resisting testing device used on site |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104483607A (en) * | 2014-12-19 | 2015-04-01 | 西安交通大学 | Inflatable and compact type impulse voltage generation device |
CN108918918A (en) * | 2018-07-11 | 2018-11-30 | 云南电网有限责任公司电力科学研究院 | A kind of self-balancing crawler type fast transient overvoltage generating device |
Citations (8)
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US4617513A (en) * | 1983-07-29 | 1986-10-14 | Siemens Aktiengesellschaft | Measurement device for use in high-voltage gas-insulated switch gear |
US4829256A (en) * | 1986-07-11 | 1989-05-09 | Hitachi, Ltd. | Insulation testing device for gas insulated apparatus |
CN201725005U (en) * | 2010-06-18 | 2011-01-26 | 马方俊 | Anti-pressure detecting device for outer cone-shaped equipment bushing of high-voltage switch cabinet |
CN102043082A (en) * | 2010-10-26 | 2011-05-04 | 西安交通大学 | Conical capacitive transducer |
CN102901917A (en) * | 2012-10-22 | 2013-01-30 | 云南电力试验研究院(集团)有限公司电力研究院 | Field generating device of steep pulses |
CN202903954U (en) * | 2012-11-02 | 2013-04-24 | 湖南省电力公司科学研究院 | Power-frequency arbitrary phase angle superposed lightning impulse testing device for insulator string |
CN103245894A (en) * | 2013-04-03 | 2013-08-14 | 云南电力试验研究院(集团)有限公司电力研究院 | Quick impulse voltage site GIS testing device |
CN103600680A (en) * | 2013-12-02 | 2014-02-26 | 国家电网公司 | Alternating current withstand voltage vehicle-mounted testing platform for 750kV ultrahigh voltage equipment |
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2014
- 2014-03-14 CN CN201410095265.4A patent/CN103837805A/en active Pending
Patent Citations (8)
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US4617513A (en) * | 1983-07-29 | 1986-10-14 | Siemens Aktiengesellschaft | Measurement device for use in high-voltage gas-insulated switch gear |
US4829256A (en) * | 1986-07-11 | 1989-05-09 | Hitachi, Ltd. | Insulation testing device for gas insulated apparatus |
CN201725005U (en) * | 2010-06-18 | 2011-01-26 | 马方俊 | Anti-pressure detecting device for outer cone-shaped equipment bushing of high-voltage switch cabinet |
CN102043082A (en) * | 2010-10-26 | 2011-05-04 | 西安交通大学 | Conical capacitive transducer |
CN102901917A (en) * | 2012-10-22 | 2013-01-30 | 云南电力试验研究院(集团)有限公司电力研究院 | Field generating device of steep pulses |
CN202903954U (en) * | 2012-11-02 | 2013-04-24 | 湖南省电力公司科学研究院 | Power-frequency arbitrary phase angle superposed lightning impulse testing device for insulator string |
CN103245894A (en) * | 2013-04-03 | 2013-08-14 | 云南电力试验研究院(集团)有限公司电力研究院 | Quick impulse voltage site GIS testing device |
CN103600680A (en) * | 2013-12-02 | 2014-02-26 | 国家电网公司 | Alternating current withstand voltage vehicle-mounted testing platform for 750kV ultrahigh voltage equipment |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104483607A (en) * | 2014-12-19 | 2015-04-01 | 西安交通大学 | Inflatable and compact type impulse voltage generation device |
CN104483607B (en) * | 2014-12-19 | 2018-10-19 | 西安交通大学 | A kind of inflatable compact surge voltage generating means |
CN108918918A (en) * | 2018-07-11 | 2018-11-30 | 云南电网有限责任公司电力科学研究院 | A kind of self-balancing crawler type fast transient overvoltage generating device |
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Application publication date: 20140604 |