CN102928754B - Initial movement device for triggering gas insulated switchgear (GIS) equipment defect in local discharge test for electricity - Google Patents
Initial movement device for triggering gas insulated switchgear (GIS) equipment defect in local discharge test for electricity Download PDFInfo
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- CN102928754B CN102928754B CN201210457998.9A CN201210457998A CN102928754B CN 102928754 B CN102928754 B CN 102928754B CN 201210457998 A CN201210457998 A CN 201210457998A CN 102928754 B CN102928754 B CN 102928754B
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Abstract
The invention discloses an initial movement device for triggering a gas insulated switchgear (GIS) equipment defect in a local discharge test for electricity. The device is composed of a rubber hammer knocking device (1), a voltage storing system (2), and a voltage-storing control system. According to the initial movement device, quick installation, simple operation and remote control of the local discharge field work are implemented. Therefore, the device is an effective initial movement device for triggering the GIS equipment defect.
Description
Technical field
The invention belongs to electric power shelf depreciation experiment detection technique field.
Background technology
Gas insulated combined electrical equipment (GIS) uses polyelectrolyte strength S F due to it
6gas, arc extinguishing ability improves greatly, electric equipment compact conformation, and reliability is high, high safety, and floor area is few.Thus, be widely used in electric system.
But GIS also has its intrinsic shortcoming, due to SF
6the factor such as existence, the Ageing of Insulators impact of the leakage of gas, the infiltration of outside moisture, conductive impurity, all may cause GIS internal flashover fault.The all-sealed structure of GIS makes the location of fault and overhauls more difficult, and service work is numerous and diverse, and after accident, the average interruption maintenance time is longer than conventional equipment, and its power failure range is large, often relates to non-faulting element.Therefore the experiment of GIS inherent vice shelf depreciation whether can normally run indispensable engineering test with a detection GIS device in maintenance before putting into operation.
Through finding the investigation of a large amount of GIS interruption of service, in GIS, the existence of electrically conductive particles is the biggest threat to GIS insulation.GIS device can produce metallic conducting particle in the processes such as production, transport, installation and operation, and due to the impact of these factors, particle contamination is inevitable in GIS.
In the experiment of supercritical ultrasonics technology Partial Discharge Detection, because metallic conducting particle in GIS adheres on the interior equipment of GIS pipe and tube wall, be unfavorable for obtaining local discharge signal, often need experimenter's close contact test product to knock tube wall with the initial movable of particulate in trigger tube, while adding manpower, bring security threat to experimenter.The present invention realizes the object of knocking test product by controllable storage pressing system transmission rubber hammer knocking device, additionally by the storage pressure control device being separated storage pressing system, can remotely controlled plant, and ensure that the safety of experimenter.
Summary of the invention
Be to provide one can remotely-controlled knocking device order of the present invention, realize safety in shelf depreciation experiment and trigger GIS device defect initial movable.
The present invention is realized by following technical proposal.
Trigger GIS device defect initial movable device in a kind of electric power shelf depreciation experiment, the present invention is characterised in that:
Trigger GIS device defect initial movable device and comprise rubber hammer knocking device, storage pressing system, storage pressure control device, its syndeton is that rubber hammer knocking device is connected with storage pressing system, and storage pressing system is connected with storage pressure control device; Wherein:
1) rubber hammer knocking device is made up of rubber hammer, the telescopic hammerhead jib that is fixedly connected with rubber hammer; Wherein telescopic hammerhead jib by expansion link, be enclosed within the loop bar outside expansion link and be arranged on loop bar and form for screwing the moment of torsion valve withstanding expansion link;
2) store up pressing system to comprise cylinder, be connected to the controllable vent valve of cylinder upper end, be arranged on the pressure intensity controllable regulating piston of cylinder lower end, the controllable vent valve in cylinder and resistance between pressure intensity controllable regulating piston and suppress air chamber, the drive link be connected with controllable vent valve, the motion bar hinged with drive link;
3) store up pressure control device to be made up of display screen and function button, under wherein function button comprises on & off switch, storage pressure frequency key, storage Compressive Strength key, earth pressure release key, selects on operating key, selects operating key, select operating key left, select the right and acknowledgement key of operating key;
4) rubber hammer knocking device is linked by the drive link in square bearing and round bearing and storage pressing system; Storage pressure control device controls storage pressing system by transmission control line.
The hinged motion bar of the present invention adopts round bearing at the link with drive link, adopts square bearing at the link with telescopic hammerhead jib; Expansion link, loop bar are rectangular tube.
The invention has the beneficial effects as follows:
A. this kind of device easy accessibility, simple to operate, effectively can liberate manpower, avoids testing crew close contact test product, ensure that the safety of testing crew.
Content of the present invention is set forth further below in conjunction with accompanying drawing and example.
Accompanying drawing explanation
Fig. 1 triggers GIS device defect initial movable device schematic diagram;
Fig. 2 stores up pressing system schematic diagram.
In figure: 1, rubber hammer knocking device; 2, pressing system is stored up; 3, pressure control device is stored up; 4, rubber hammer; 5, extension type hammerhead jib; 5.1, expansion link; 5.2, loop bar; 6, moment of torsion valve; 7, display screen; 8; On & off switch; 9, storage pressure frequency key; 10, storage Compressive Strength key; 11, earth pressure release key; 12, select on operating key; 13, under selecting operating key; 14, select operating key left; 15, select operating key right; 16, acknowledgement key; 17, control line is transmitted; 18, GIS test product; 19 square bearings; 20, round bearing; 21, drive link; 22, controllable vent valve; 23, resistance toly air chamber is suppressed; 24, pressure intensity controllable regulating piston.
Embodiment
Trigger GIS device defect initial movable device in a kind of electric power shelf depreciation experiment, the present invention is characterised in that:
See Fig. 1, Fig. 2, trigger GIS device defect initial movable device in a kind of electric power shelf depreciation experiment, the present invention is characterised in that:
Trigger GIS device defect initial movable device and comprise rubber hammer knocking device 1, storage pressing system 2, storage pressure control device 3, its syndeton is that rubber hammer knocking device 1 is connected with storage pressing system 2, and storage pressing system 2 is connected with storage pressure control device 3; Wherein:
1) rubber hammer knocking device 1 is made up of rubber hammer 4, the telescopic hammerhead jib 5 that is fixedly connected with rubber hammer 4; Wherein telescopic hammerhead jib 5 by expansion link 5.1, be enclosed within the loop bar 5.2 outside expansion link 5.1 and be arranged on loop bar 5.2 and form for screwing the moment of torsion valve 6 withstanding expansion link 5.1;
2) store up pressing system 2 to comprise cylinder 25, be connected to the controllable vent valve 22 of cylinder 25 upper end, be arranged on the pressure intensity controllable regulating piston 24 of cylinder 25 lower end, the controllable vent valve 22 in cylinder and resistance between pressure intensity controllable regulating piston 24 and suppress air chamber 23, the drive link 21 be connected with controllable vent valve 22, the motion bar 26 hinged with drive link 21;
3) store up pressure control device 3 to be made up of display screen 7 and function button, wherein function button comprise on & off switch 8, storage pressure frequency key 9, storage Compressive Strength key 10, earth pressure release key 11, to select on operating key 12, select operating key under 13, select an operating key left side 14, select operating key right 15 and acknowledgement key 16;
4) rubber hammer knocking device 1 is linked with the drive link 21 in storage pressing system 2 by square bearing 19 and round bearing 20; Storage pressure control device 3 controls storage pressing system 2 by transmission control line 17.
The hinged motion bar 26 of the present invention adopts round bearing at the link with drive link 21, adopts square bearing at the link with telescopic hammerhead jib (5); Expansion link 5.1, loop bar 5.2 are rectangular tube.
As Fig. 1, this graph shows and trigger GIS device defect initial movable device schematic diagram.Can find out that this device is made up of three parts by diagram: a part is rubber hammer knocking device 1, a part is storage pressing system 2, and a part is storage pressure control device 3.The length of rubber hammer knocking device 1 by using moment of torsion valve 6 can adjust extension type hammerhead jib 5.
As Fig. 2, the figure illustrates storage pressing system schematic diagram.By diagram can find out storage pressing system 2 by drive link 21, controllable vent valve 22, resistance toly suppress air chamber 23, pressure intensity controllable regulating piston 24 is formed.Storage pressure control device 3 arranges storage pressure frequency parameter and the storage Compressive Strength parameter of pressure intensity controllable regulating piston 24 by transmission control line 17, controls air compressing intensity and the frequency of air chamber; Opening and closing again by controlling controllable vent valve 22 coordinate the storage of air chamber to press through journey, and what realize rubber hammer knocking device 1 through drive link 21 knocks frequency and power simultaneously.
Claims (2)
1. trigger a GIS device defect initial movable device in the experiment of electric power shelf depreciation, it is characterized in that:
Trigger GIS device defect initial movable device and comprise rubber hammer knocking device (1), storage pressing system (2), storage pressure control device (3), its syndeton is that rubber hammer knocking device (1) is connected with storage pressing system (2), and storage pressing system (2) is connected with storage pressure control device (3); Wherein:
1) rubber hammer knocking device (1) is made up of rubber hammer (4), the telescopic hammerhead jib (5) that is fixedly connected with rubber hammer (4); Wherein telescopic hammerhead jib (5) by expansion link (5.1), be enclosed within expansion link (5.1) loop bar outward (5.2) and be arranged on loop bar (5.2) and form for screwing the moment of torsion valve (6) withstanding expansion link (5.1);
2) store up pressing system (2) to comprise cylinder (25), be connected to the controllable vent valve (22) of cylinder (25) upper end, be arranged on the pressure intensity controllable regulating piston (24) of cylinder (25) lower end, to be positioned between the controllable vent valve (22) of cylinder and pressure intensity controllable regulating piston (24) resistance to suppresses air chamber (23), the drive link (21) be connected with controllable vent valve (22), the motion bar (26) hinged with drive link (21);
3) storage pressure control device (3) is made up of display screen (7) and function button, and wherein function button comprises on & off switch (8), stores up and press (13), a selection operating key left side (14) under (12), selection operating key, the selection operating key right side (15) and acknowledgement key (16) on frequency key (9), storage Compressive Strength key (10), earth pressure release key (11), selection operating key;
4) rubber hammer knocking device (1) is linked with the drive link (21) in storage pressing system (2) by square bearing (19) and round bearing (20); Storage pressure control device (3) controls storage pressing system (2) by transmission control line (17).
2. trigger GIS device defect initial movable device in a kind of electric power shelf depreciation experiment according to claim 1, it is characterized in that: hinged motion bar (26) adopts round bearing at the link with drive link (21), adopts square bearing at the link with telescopic hammerhead jib (5); Expansion link (5.1), loop bar (5.2) are rectangular tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210457998.9A CN102928754B (en) | 2012-11-15 | 2012-11-15 | Initial movement device for triggering gas insulated switchgear (GIS) equipment defect in local discharge test for electricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210457998.9A CN102928754B (en) | 2012-11-15 | 2012-11-15 | Initial movement device for triggering gas insulated switchgear (GIS) equipment defect in local discharge test for electricity |
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| Publication Number | Publication Date |
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| CN102928754A CN102928754A (en) | 2013-02-13 |
| CN102928754B true CN102928754B (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210457998.9A Active CN102928754B (en) | 2012-11-15 | 2012-11-15 | Initial movement device for triggering gas insulated switchgear (GIS) equipment defect in local discharge test for electricity |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| FR3068786B1 (en) * | 2017-07-04 | 2019-08-23 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | METHOD FOR DETERMINING A PROPORTION OF AIR IN A CONTAINER |
Citations (5)
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|---|---|---|---|---|
| EP0699918A1 (en) * | 1994-09-02 | 1996-03-06 | ABB Management AG | A partial discharge sensing device for a gas insulated apparatus |
| CN200978525Y (en) * | 2006-11-24 | 2007-11-21 | 任秀华 | Hydraulic striking hammer |
| CN102650667A (en) * | 2012-05-14 | 2012-08-29 | 云南电力试验研究院（集团）有限公司电力研究院 | Method for detecting metal particles in GIS (Gas Insulated Switchgear) based on triangular wave high voltage |
| CN102680574A (en) * | 2012-05-14 | 2012-09-19 | 云南电力试验研究院（集团）有限公司电力研究院 | GIS (Gas Insulated Switchgear) inner particle detecting method adopting polarity-reversal direct-current voltage |
| CN203037799U (en) * | 2012-11-15 | 2013-07-03 | 云南电力试验研究院（集团）有限公司电力研究院 | Device for triggering initial movement of GIS equipment defect in partial discharge experiment for electric power |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3984263B2 (en) * | 2005-02-18 | 2007-10-03 | 株式会社つくばマルチメディア | Map information system linked search engine server system. |
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2012
- 2012-11-15 CN CN201210457998.9A patent/CN102928754B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0699918A1 (en) * | 1994-09-02 | 1996-03-06 | ABB Management AG | A partial discharge sensing device for a gas insulated apparatus |
| CN200978525Y (en) * | 2006-11-24 | 2007-11-21 | 任秀华 | Hydraulic striking hammer |
| CN102650667A (en) * | 2012-05-14 | 2012-08-29 | 云南电力试验研究院（集团）有限公司电力研究院 | Method for detecting metal particles in GIS (Gas Insulated Switchgear) based on triangular wave high voltage |
| CN102680574A (en) * | 2012-05-14 | 2012-09-19 | 云南电力试验研究院（集团）有限公司电力研究院 | GIS (Gas Insulated Switchgear) inner particle detecting method adopting polarity-reversal direct-current voltage |
| CN203037799U (en) * | 2012-11-15 | 2013-07-03 | 云南电力试验研究院（集团）有限公司电力研究院 | Device for triggering initial movement of GIS equipment defect in partial discharge experiment for electric power |
Non-Patent Citations (2)
| Title |
|---|
| GIS局部放电检测方法的分析研究;王卫东等;《高压电器》;20120831;第48卷(第8期);第13-17，23页 * |
| 电力变压器局部放电检测与诊断方法评述;律方成等;《华北电力大学学报》;20031130;第30卷(第6期);第1-5页 * |
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