CN103903904B - A kind of Antibouncer Loop of High-voltage Breaker - Google Patents
A kind of Antibouncer Loop of High-voltage Breaker Download PDFInfo
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- CN103903904B CN103903904B CN201410159786.1A CN201410159786A CN103903904B CN 103903904 B CN103903904 B CN 103903904B CN 201410159786 A CN201410159786 A CN 201410159786A CN 103903904 B CN103903904 B CN 103903904B
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- 238000004146 energy storage Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Abstract
The invention discloses a kind of Antibouncer Loop of High-voltage Breaker, solve the involution brownout of existing Antibouncer Loop of High-voltage Breaker anti-trip relay, after causing breaker closing, anti-trip relay keeps action not involution, cannot realize overlapping or continue to close a floodgate, and makes it not possess the problem of versatility.This anti-jump loop comprises breaker operation cabinet trip position monitoring circuit, circuit breaker far controls closing circuit and breaker closing control loop, the normally closed auxiliary contact of trip position supervisory relay series connection access circuit breaker in breaker operation cabinet trip position monitoring circuit, when circuit breaker far controls closing circuit action, the normally closed auxiliary contact of this circuit breaker can conjugate, the voltage of anti-trip relay drops under its involution voltage will automatic resetting, again drops into shutting-brake control loop and the combined floodgate that meets next time.Structure of the present invention is simple, and function-stable, can improve the versatility of primary cut-out control box tripping position relay.
Description
Technical field
The present invention relates to a kind of anti-jump loop, be specifically related to a kind of Antibouncer Loop of High-voltage Breaker, belong to electronic technology field.
Background technology
In Antibouncer Loop of High-voltage Breaker, before control closing circuit far away action, trip position supervisory relay is connected with closing coil, the voltage that the closing coil of circuit breaker is got far below its operation voltage, circuit breaker would not action in combined floodgate; When control closing circuit action far away, the voltage that the closing coil of circuit breaker is got reaches its operation voltage value, circuit breaker will close a floodgate, the auxiliary contact state of circuit breaker also can be changed simultaneously, do not reset if now far control closing circuit, anti-trip relay will be energized and by self-sustaining, and the reset mode of anti-trip relay is when control closing circuit far away disconnection, the voltage of anti-trip relay drops under its involution voltage and resets, and again drops into closing circuit of circuit breaker and meets combined floodgate next time.
In practice, especially Gong, copper two station 13.8kV ~ 220kV primary cut-out and breaker operation cabinet are all adopt traditional method for designing, and designed by distinct device manufacturer and produced, the problem matched inherently is not considered in anti-trip relay in the anti-jump loop of thus primary cut-out itself and the design of trip position supervisory relay, due to randomness that equipment exists and uncertainty, often there is the involution brownout of anti-trip relay, trip position supervisory relay dividing potential drop cannot coordinate with it not, after causing breaker closing, anti-trip relay keeps action not involution, cannot realize overlapping or continue to close a floodgate, it is made not possess versatility.
Summary of the invention
The object of the present invention is to provide a kind of Antibouncer Loop of High-voltage Breaker, solve the involution brownout of existing Antibouncer Loop of High-voltage Breaker anti-trip relay, trip position supervisory relay dividing potential drop cannot coordinate with it not, after causing breaker closing, anti-trip relay keeps action not involution, cannot realize overlapping or continue to close a floodgate, make it not possess the problem of versatility.
To achieve these goals, the technical solution used in the present invention is as follows:
A kind of Antibouncer Loop of High-voltage Breaker, the breaker closing control loop comprising breaker operation cabinet trip position monitoring circuit and connect with breaker operation cabinet trip position monitoring circuit, and the circuit breaker in parallel with breaker operation cabinet trip position monitoring circuit far controls closing circuit, described breaker operation cabinet trip position monitoring circuit comprises the trip position supervisory relay TWJ1 that one end is connected with positive source, relay group in parallel with trip position supervisory relay TWJ1 after series connection, described breaker operation cabinet trip position monitoring circuit also comprises the resistance R1 connected with relay group, resistance R2 and circuit breaker auxiliary contact BG3, described relay group comprises and connects the rear trip position supervisory relay TWJ2 be connected with positive source in turn, trip position supervisory relay TWJ3 and trip position supervisory relay TWJ4, described breaker operation cabinet trip position monitoring circuit also comprises the diode D1 at access trip position supervisory relay TWJ2 two ends in parallel, the diode D2 at access trip position supervisory relay TWJ3 two ends in parallel, the diode D3 at access trip position supervisory relay TWJ4 two ends in parallel, the other end of described trip position supervisory relay TWJ1 is connected between resistance R2 and circuit breaker auxiliary contact BG3.
Particularly, described breaker closing control loop comprises the closing by hand switch S 1 be connected with positive source and the control far away of connecting with closing by hand switch S 1/Non-follow control function diverter switch S2, after in parallel with far control/Non-follow control function diverter switch S2 first control loop of connecting and the second control loop, after described first control loop comprises series connection with far control/circuit breaker gas pressure anomaly contact the K3 that connects of Non-follow control function diverter switch S2, anti-trip relay contact K1, breaker operator energy storage normal contact BW, circuit breaker auxiliary contact BG1, closing coil Y3, the counter BN in parallel with closing coil Y3, after described second control loop comprises series connection with far control/Non-follow control function diverter switch S2 the anti-trip relay contact K2, the anti-trip relay coil K that are connected, the circuit breaker auxiliary contact BG2 in parallel with anti-trip relay contact K2, described first control loop is connected with power cathode with the output of the second control loop.
Further, described circuit breaker far controls the combined floodgate latching relay contact HBJ1, the combined floodgate latching relay HBJ that are connected with positive source after closing circuit comprises series connection, the negative pole of the combined floodgate latching relay contact HBJ2 in parallel with combined floodgate latching relay contact HBJ1, described combined floodgate latching relay HBJ is connected with circuit breaker auxiliary contact BG3 negative pole.
Further, described circuit breaker far controls the power station or transformer substation computer control system closing circuit, manual accurate asynchronous switch-on loop and automatic presynchronization closing circuit that are connected with positive source after closing circuit also comprises parallel connection; The power station that described power station or transformer substation computer control system closing circuit are connected with positive source after comprising series connection or transformer substation computer control system combined floodgate contact RL1, power station or transformer substation computer control system closing function are thrown to move back and are joined sheet LP1; After described manual accurate asynchronous switch-on loop comprises series connection, manual accurate same period of being connected with positive source drops into interrupteur SW 1 and manual accurate asynchronous switch-on interrupteur SW 2 and lock-on relay TJJ; The automatic presynchronization that described automatic presynchronization closing circuit is connected with positive source after comprising series connection drops into relay R L2 and automatic presynchronization closing relay RL3, and described power station or transformer substation computer control system closing function are thrown and moved back connection sheet LP1, lock-on relay TJJ is connected with circuit breaker auxiliary contact BG3 negative pole with the negative pole of automatic presynchronization closing relay RL3.
Again further, described resistance R1 is also parallel with trip position indicator light TD.Described circuit breaker auxiliary contact BG3 is normally closed auxiliary contact.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) acting in conjunction of closing circuit is far controlled in the present invention by breaker operation cabinet trip position monitoring circuit, breaker closing control loop and circuit breaker, and after control closing circuit far away closes a floodgate, anti-trip relay involution realizes repeating to close a floodgate;
(2) the present invention connects a normally closed auxiliary contact of circuit breaker on the output port of trip position supervisory relay, when control closing circuit action far away, the normally closed auxiliary contact displacement of this circuit breaker disconnects, and just trip position supervisory relay and anti-trip relay is carried out physical isolation;
(3) the present invention is after control closing circuit far away disconnects, and anti-trip relay is just completely isolated with control positive source, and the voltage of anti-trip relay drops under its involution voltage will automatic resetting, again drops into shutting-brake control loop and satisfied combined floodgate next time;
(4) structure of the present invention is simple, and function-stable, can improve the versatility of primary cut-out control box trip position supervisory relay, can avoid the unmatched problem of trip position supervisory relay of anti-trip relay and breaker operation cabinet completely.
Accompanying drawing explanation
Fig. 1 is circuit theory diagrams of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described, and embodiments of the present invention include but not limited to the following example.
Embodiment 1
As shown in Figure 1, a kind of Antibouncer Loop of High-voltage Breaker, the breaker closing control loop comprising breaker operation cabinet trip position monitoring circuit and connect with breaker operation cabinet trip position monitoring circuit, and the circuit breaker in parallel with breaker operation cabinet trip position monitoring circuit far controls closing circuit, described breaker operation cabinet trip position monitoring circuit comprises the trip position supervisory relay TWJ1 that one end is connected with positive source, relay group in parallel with trip position supervisory relay TWJ1 after series connection, described breaker operation cabinet trip position monitoring circuit also comprises the resistance R1 connected with relay group, resistance R2 and the normally closed auxiliary contact BG3 of circuit breaker, described relay group comprises and connects the rear trip position supervisory relay TWJ2 be connected with positive source in turn, trip position supervisory relay TWJ3 and trip position supervisory relay TWJ4, described breaker operation cabinet trip position monitoring circuit also comprises the diode D1 at access trip position supervisory relay TWJ2 two ends in parallel, the diode D2 at access trip position supervisory relay TWJ3 two ends in parallel, the diode D3 at access trip position supervisory relay TWJ4 two ends in parallel, the other end of described trip position supervisory relay TWJ1 is connected between resistance R2 and the normally closed auxiliary contact BG3 of circuit breaker.The newly-increased normally closed auxiliary contact BG3 of circuit breaker here, when control closing circuit action far away, the normally closed auxiliary contact displacement of this circuit breaker disconnects, just trip position supervisory relay and anti-trip relay are carried out physical isolation, and then anti-trip relay is just completely isolated with control positive source, the voltage of anti-trip relay drops under its involution voltage will automatic resetting, again drops into shutting-brake control loop and the combined floodgate that meets next time.Described resistance R1 is also parallel with trip position indicator light TD, and whether this indicator light can not only indicate circuit breaker at open position, can also detect trip position supervisory relay and whether anti-trip relay completely cuts off, and conveniently judges the whether normal involution of anti-jump loop.
Particularly, described breaker closing control loop comprises the closing by hand switch S 1 be connected with positive source and the control far away of connecting with closing by hand switch S 1/Non-follow control function diverter switch S2, after in parallel with far control/Non-follow control function diverter switch S2 first control loop of connecting and the second control loop, in the present embodiment, control/Non-follow control function diverter switch S2 far away can control the disconnection of breaker closing control loop and positive source and breaker operation cabinet trip position monitoring circuit simultaneously or be connected; Described first control loop comprise series connection after with far control/Non-follow control function diverter switch S2 connect circuit breaker gas pressure anomaly contact K3, anti-trip relay contact K1, breaker operator energy storage normal contact BW, circuit breaker auxiliary contact BG1, closing coil Y3, the counter BN in parallel with closing coil Y3; After described second control loop comprises series connection with far control/Non-follow control function diverter switch S2 the anti-trip relay contact K2, the anti-trip relay coil K that are connected, the circuit breaker auxiliary contact BG2 in parallel with anti-trip relay contact K2, described first control loop is connected with power cathode with the output of the second control loop.
Described circuit breaker far controls the combined floodgate latching relay contact HBJ1, the combined floodgate latching relay HBJ that are connected with positive source after closing circuit comprises series connection, the negative pole of the combined floodgate latching relay contact HBJ2 in parallel with combined floodgate latching relay contact HBJ1, described combined floodgate latching relay HBJ is connected with circuit breaker auxiliary contact BG3 negative pole.
In this enforcement, there are three kinds of modes realize long-rangely controlling breaker closing control loop, therefore, described circuit breaker far controls the power station or transformer substation computer control system closing circuit, manual accurate asynchronous switch-on loop and automatic presynchronization closing circuit that are connected with positive source after closing circuit also comprises parallel connection; The power station that described power station or transformer substation computer control system closing circuit are connected with positive source after comprising series connection or transformer substation computer control system combined floodgate contact RL1, power station or transformer substation computer control system closing function are thrown to move back and are joined sheet LP1; After described manual accurate asynchronous switch-on loop comprises series connection, manual accurate same period of being connected with positive source drops into interrupteur SW 1 and manual accurate asynchronous switch-on interrupteur SW 2 and lock-on relay TJJ; The automatic presynchronization that described automatic presynchronization closing circuit is connected with positive source after comprising series connection drops into relay R L2 and automatic presynchronization closing relay RL3, and described power station or transformer substation computer control system closing function are thrown and moved back connection sheet LP1, lock-on relay TJJ is connected with circuit breaker auxiliary contact BG3 negative pole with the negative pole of automatic presynchronization closing relay RL3.
In the present embodiment, diode D1, diode D2 and diode D3 are fly-wheel diode, and circuit breaker gas pressure anomaly contact K3 selects SF6 class circuit breaker gas pressure anomaly contact.
According to above-described embodiment, just the present invention can be realized well.What deserves to be explained is; under prerequisite based on said structure design, for solving same technical problem, even if some making on the invention are without substantial change or polishing; the essence of the technical scheme adopted is still the same with the present invention, therefore it also should in protection scope of the present invention.
Claims (6)
1. an Antibouncer Loop of High-voltage Breaker, the breaker closing control loop comprising breaker operation cabinet trip position monitoring circuit and connect with breaker operation cabinet trip position monitoring circuit, and the circuit breaker in parallel with breaker operation cabinet trip position monitoring circuit far controls closing circuit, described breaker operation cabinet trip position monitoring circuit comprises the trip position supervisory relay TWJ1 that one end is connected with positive source, relay group in parallel with trip position supervisory relay TWJ1 after series connection, it is characterized in that, described breaker operation cabinet trip position monitoring circuit also comprises the resistance R1 connected with relay group, resistance R2 and circuit breaker auxiliary contact BG3, described relay group comprises and connects the rear trip position supervisory relay TWJ2 be connected with positive source in turn, trip position supervisory relay TWJ3 and trip position supervisory relay TWJ4, described breaker operation cabinet trip position monitoring circuit also comprises the diode D1 at access trip position supervisory relay TWJ2 two ends in parallel, the diode D2 at access trip position supervisory relay TWJ3 two ends in parallel, the diode D3 at access trip position supervisory relay TWJ4 two ends in parallel, the other end of described trip position supervisory relay TWJ1 is connected between resistance R2 and circuit breaker auxiliary contact BG3.
2. a kind of Antibouncer Loop of High-voltage Breaker according to claim 1, it is characterized in that, described breaker closing control loop comprises the closing by hand switch S 1 be connected with positive source and the control far away of connecting with closing by hand switch S 1/Non-follow control function diverter switch S2, after in parallel with far control/Non-follow control function diverter switch S2 first control loop of connecting and the second control loop, after described first control loop comprises series connection with far control/circuit breaker gas pressure anomaly contact the K3 that connects of Non-follow control function diverter switch S2, anti-trip relay contact K1, breaker operator energy storage normal contact BW, circuit breaker auxiliary contact BG1, closing coil Y3, the counter BN in parallel with closing coil Y3, after described second control loop comprises series connection with far control/Non-follow control function diverter switch S2 the anti-trip relay contact K2, the anti-trip relay coil K that are connected, the circuit breaker auxiliary contact BG2 in parallel with anti-trip relay contact K2, described first control loop is connected with power cathode with the output of the second control loop.
3. a kind of Antibouncer Loop of High-voltage Breaker according to claim 1, it is characterized in that, described circuit breaker far controls the combined floodgate latching relay contact HBJ1, the combined floodgate latching relay HBJ that are connected with positive source after closing circuit comprises series connection, the negative pole of the combined floodgate latching relay contact HBJ2 in parallel with combined floodgate latching relay contact HBJ1, described combined floodgate latching relay HBJ is connected with circuit breaker auxiliary contact BG3 negative pole.
4. a kind of Antibouncer Loop of High-voltage Breaker according to claim 3, it is characterized in that, described circuit breaker far controls the power station or transformer substation computer control system closing circuit, manual accurate asynchronous switch-on loop and automatic presynchronization closing circuit that are connected with positive source after closing circuit also comprises parallel connection; The power station that described power station or transformer substation computer control system closing circuit are connected with positive source after comprising series connection or transformer substation computer control system combined floodgate contact RL1, power station or transformer substation computer control system closing function are thrown to move back and are joined sheet LP1; The manual accurate same period that described manual accurate asynchronous switch-on loop is connected with positive source after comprising series connection drops into interrupteur SW 1, manual accurate asynchronous switch-on interrupteur SW 2 and lock-on relay TJJ; The automatic presynchronization that described automatic presynchronization closing circuit is connected with positive source after comprising series connection drops into relay R L2 and automatic presynchronization closing relay RL3, and described power station or transformer substation computer control system closing function are thrown and moved back connection sheet LP1, lock-on relay TJJ is connected with circuit breaker auxiliary contact BG3 negative pole with the negative pole of automatic presynchronization closing relay RL3.
5. a kind of Antibouncer Loop of High-voltage Breaker according to claim 1, is characterized in that, described resistance R1 is also parallel with trip position indicator light TD.
6. a kind of Antibouncer Loop of High-voltage Breaker according to claim 1, is characterized in that, described circuit breaker auxiliary contact BG3 is normally closed auxiliary contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410159786.1A CN103903904B (en) | 2014-04-21 | 2014-04-21 | A kind of Antibouncer Loop of High-voltage Breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410159786.1A CN103903904B (en) | 2014-04-21 | 2014-04-21 | A kind of Antibouncer Loop of High-voltage Breaker |
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| Publication Number | Publication Date |
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| CN103903904A CN103903904A (en) | 2014-07-02 |
| CN103903904B true CN103903904B (en) | 2016-04-27 |
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| CN201410159786.1A Active CN103903904B (en) | 2014-04-21 | 2014-04-21 | A kind of Antibouncer Loop of High-voltage Breaker |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107026428A (en) * | 2017-04-27 | 2017-08-08 | 山东钢铁集团日照有限公司 | A kind of anti-jump method of breaker |
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|---|---|---|---|---|
| JP4558088B1 (en) * | 2009-09-24 | 2010-10-06 | 中国電力株式会社 | Circuit breaker monitoring device |
| JP2010257660A (en) * | 2009-04-22 | 2010-11-11 | Toshiba Corp | Operation circuit of vacuum circuit breaker |
| CN202206035U (en) * | 2011-09-05 | 2012-04-25 | 江苏西电南自智能电力设备有限公司 | GIS (gas insulation switch) anti-tripping circuit integrated device |
| CN103515921A (en) * | 2013-09-25 | 2014-01-15 | 国家电网公司 | Online protection circuit of high-voltage breaker opening/closing coil and protection method thereof |
| CN203774154U (en) * | 2014-04-21 | 2014-08-13 | 国电大渡河流域水电开发有限公司龚嘴水力发电总厂 | Anti-tripping loop of high-voltage circuit breaker |
-
2014
- 2014-04-21 CN CN201410159786.1A patent/CN103903904B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010257660A (en) * | 2009-04-22 | 2010-11-11 | Toshiba Corp | Operation circuit of vacuum circuit breaker |
| JP4558088B1 (en) * | 2009-09-24 | 2010-10-06 | 中国電力株式会社 | Circuit breaker monitoring device |
| CN202206035U (en) * | 2011-09-05 | 2012-04-25 | 江苏西电南自智能电力设备有限公司 | GIS (gas insulation switch) anti-tripping circuit integrated device |
| CN103515921A (en) * | 2013-09-25 | 2014-01-15 | 国家电网公司 | Online protection circuit of high-voltage breaker opening/closing coil and protection method thereof |
| CN203774154U (en) * | 2014-04-21 | 2014-08-13 | 国电大渡河流域水电开发有限公司龚嘴水力发电总厂 | Anti-tripping loop of high-voltage circuit breaker |
Non-Patent Citations (1)
| Title |
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| "断路器防跳回路的分析和改进措施";穆云龙 等;《安徽电气工程职业技术学院学报》;20130915;第18卷(第3期);第35页第4－5段，图1 * |
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Address after: 614900 No.99 Gongdian Avenue, Shawan District, Leshan City, Sichuan Province Patentee after: Gongzui Hydropower Station of Guoneng Dadu River Basin Hydropower Development Co.,Ltd. Address before: 614900 No.99 Gongdian Avenue, Shawan District, Leshan City, Sichuan Province Patentee before: GONGZUI HYDROELECTRIC POWER GENERAL FACTORY OF CHINA GUODIAN DADU RIVER BASIN HYDROPOWER DEVELOPMENT Co.,Ltd. |