CN102435943A - Testing arrangement of vacuum circuit breaker - Google Patents
Testing arrangement of vacuum circuit breaker Download PDFInfo
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- CN102435943A CN102435943A CN2011103368543A CN201110336854A CN102435943A CN 102435943 A CN102435943 A CN 102435943A CN 2011103368543 A CN2011103368543 A CN 2011103368543A CN 201110336854 A CN201110336854 A CN 201110336854A CN 102435943 A CN102435943 A CN 102435943A
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- relay
- circuit breaker
- vacuum circuit
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Abstract
The invention discloses a testing arrangement of a vacuum circuit breaker which is characterized in that: the testing arrangement is composed of an analog circuit and a matching apparatus, the matching apparatus sends a vacuum circuit breaker closing control signal or a trip-out control signal to the analog circuit, and the analog circuit returns a vacuum circuit breaker closing loop signal or a trip-out loop signal to the matching apparatus. Since the above structure is employed, by utilizing cooperation of a relay working principle and a large power resistor, an analog breaker is formed to simulate the whole working process of a high-voltage circuit breaker, combined with project examination of relay protection, through tripping and closing current 1-5A identical to the tripping and closing current of a real high-voltage vacuum circuit breaker, reliability of relay protection tripping and closing current maintenance loops is examined, and an economical and feasible mode is employed to realize a function of an analog vacuum circuit breaker. The testing arrangement has the advantages of small volume, light weight, small power consumption, repeatable operation, stable performance and good anti-interference performance.
Description
Technical field
The claimed technical scheme of the present invention relates to a kind of proving installation of vacuum circuit breaker.
Background technology
In the work for inspection of electric system microcomputer protective relay device; Correctness for the check circuit; Must microcomputer protective relay device and high-pressure vacuum breaker be connect and carry out the breaker tripping and closing test; Yet in real work, often run into high-pressure vacuum breaker also in maintenance or other reason situation that can't cooperate synchronously, particularly when infrastructure project debug, protective relaying device has been debugged and has been finished and situation often generation especially that high-pressure vacuum breaker does not also install.Because the appearance of these situation is affected relay protection debugging work.Simultaneously, the operate high pressure vacuum circuit breaker also can influence its operation life too continually, even the damage that can meet accident.Therefore, develop mimic-disconnecting switch and be very important, some reaying protection test chambers or professional manufacturing plant are urgent especially to the demand of mimic-disconnecting switch.
At present; The simulated high-pressure vacuum circuit breaker of selling on the market is various in style; But great majority can not be used with the microcomputer type relay protection proving installation; The simulated high-pressure vacuum circuit breaker price that can be used on a small quantity is generally higher again, and reliability and anti-interference are relatively poor, and volume moves very inconvenient greatly.
Summary of the invention
Technical matters to be solved by this invention provides a kind of proving installation of vacuum circuit breaker, to reach the overall process of simulated high-pressure vacuum circuit breaker work, cooperates the purpose of the project check of relay protection.
For solving the problems of the technologies described above; Technical scheme of the present invention is a kind of proving installation of vacuum circuit breaker; It is characterized in that; Described proving installation is made up of mimic channel and corollary apparatus, and described corollary apparatus sends the vacuum circuit breaker energization control signal or tripping operation controls signal to mimic channel, and mimic channel returns vacuum circuit breaker closing circuit signal or trip(ping) circuit signal to corollary apparatus.
Described mimic channel is made up of relay HC, TC, ZJ and resistance R 1; The energization control signal of corollary apparatus is connected with the coil of relay HC through the normally closed contact of relay ZJ; The tripping operation control signal of corollary apparatus is connected with the coil of relay TC through the normally opened contact of relay ZJ; Resistance R 1 of relay TC coil two ends parallel connection, power supply is connected with the coil of relay ZJ through the normally opened contact of relay TC normally closed contact and relay HC.
Described corollary apparatus is microcomputer protective relay device or conventional test equipment.
A kind of proving installation of vacuum circuit breaker owing to adopt said structure, utilizes the relay principle of work to cooperate the mimic-disconnecting switch of forming with high-power resistance; The overall process of simulated high-pressure isolating switch work cooperates the project check of relay protection, through the breaker tripping and closing electric current 1～5A identical with the actual high-voltage vacuum circuit breaker; Keep the reliability in loop with check relay protection breaker tripping and closing device electric current, adopt a kind of economically viable mode to realize simulating the function of vacuum circuit breaker, it is little that this proving installation has a volume; In light weight, power consumption is little, but repeatable operation; Stable performance, anti-interference is good
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation;
Fig. 1 is the proving installation structured flowchart of a kind of vacuum circuit breaker of the present invention;
Fig. 2 is mimic channel circuit theory diagrams shown in Figure 1;
In Fig. 1,1, corollary apparatus; 2, mimic channel.
Embodiment
As shown in Figure 1; A kind of proving installation of vacuum circuit breaker; Proving installation is made up of mimic channel 2 and 1 of corollary apparatus; Described corollary apparatus 1 sends the vacuum circuit breaker energization control signal or tripping operation controls signal to mimic channel 2, and mimic channel 2 returns vacuum circuit breaker closing circuit signal or trip(ping) circuit signal to corollary apparatus 1.
As shown in Figure 2; Mimic channel; Form by 2 electromagnetic type relay MY2N-J, 1 electromagnetic type relay MY4N-J, high-power resistance R1; According to the working power (like AC220V/DC220V/DC110V) of different corollary apparatus, select the relay of different operating power supply next supporting, its operation circuit is identical.The energization control signal of corollary apparatus 1 or tripping operation control signal connect the combined floodgate outlet and the tripping operation outlet of mimic channel respectively; The normal battle of electrical equipment ZJ is succeeded in the outlet of closing a floodgate, and the normally closed point of electrical equipment ZJ is succeeded in the tripping operation outlet, the parallel connection high-power resistance R1 (60W/1K) at relay TC coil two ends; The effect of its resistance R 1 is in order to reduce the dividing potential drop of trip(ping) circuit; Increase the distribution voltage of corollary apparatus 1, let the relay TC can regular event, the anti-jump function of its corollary apparatus can normally realize simultaneously.
When the outlet of closing a floodgate, when the tripping operation outlet does not have pulse voltage signal to come, relay ZJ 8 and 12 contacts, 6 and 10 contacts, 5 and 9 contacts break off 11 and 3 contacts, 4 and 12 junction closures.When corollary apparatus 1 was given a closing pulse signal through the outlet of closing a floodgate, relay HC closing coil got electric, realizes the simulation closing function; The relay HC closure of often making war simultaneously; Relay ZJ coil gets electric, and relay ZJ contact 6 and 10 junction closures keep relay ZJ; Normal 8 and 12 junction closures of making war of relay ZJ, the output switching signal, its 5 and 9 junction closure is for next step trip operation is ready to the loop.
When corollary apparatus 1 tripped pulse signal through the tripping operation outlet to one, relay TC coil got electric, the simulation trip avoidance function; The normally closed point of relay TC breaks off simultaneously, relay ZJ dead electricity, and normal 8 and 12 contacts of making war of relay ZJ, 6 and 10 contacts, 5 and 9 contacts are opened; Normally closed point 4 and 12 closures of relay ZJ, output trip signal, its 11 and 3 junction closures of often making war; For new round closing operation is ready to the loop, thereby accomplish deciliter operation cycle.
Combine accompanying drawing that the present invention has been carried out exemplary description above; Obviously the concrete realization of the present invention does not receive the restriction of aforesaid way; As long as the various improvement of having adopted method design of the present invention and technical scheme to carry out; Or directly apply to other occasion without improvement, all within protection scope of the present invention.
Claims (3)
1. the proving installation of a vacuum circuit breaker; It is characterized in that; Described proving installation is made up of mimic channel (2) and corollary apparatus (1); Described corollary apparatus (1) sends the vacuum circuit breaker energization control signal or tripping operation controls signal to mimic channel (2), and mimic channel (2) returns vacuum circuit breaker closing circuit signal or trip(ping) circuit signal to corollary apparatus (1).
2. the proving installation of vacuum circuit breaker according to claim 1; It is characterized in that; Described mimic channel (2) is made up of relay (HC, TC, ZJ) and resistance R 1; The energization control signal of corollary apparatus (1) is connected with the coil of relay HC through the normally closed contact of relay ZJ; The tripping operation control signal of corollary apparatus (1) is connected with the coil of relay TC through the normally opened contact of relay ZJ, resistance R 1 of relay TC coil two ends parallel connection, and power supply is connected with the coil of relay ZJ through the normally opened contact of relay TC normally closed contact and relay HC.
3. the proving installation of vacuum circuit breaker according to claim 1 and 2 is characterized in that, described corollary apparatus (1) is microcomputer protective relay device or conventional test equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110336854 CN102435943B (en) | 2011-10-31 | 2011-10-31 | Testing arrangement of vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110336854 CN102435943B (en) | 2011-10-31 | 2011-10-31 | Testing arrangement of vacuum circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102435943A true CN102435943A (en) | 2012-05-02 |
| CN102435943B CN102435943B (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110336854 Active CN102435943B (en) | 2011-10-31 | 2011-10-31 | Testing arrangement of vacuum circuit breaker |
Country Status (1)
| Country | Link |
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| CN (1) | CN102435943B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340470A (en) * | 2017-06-13 | 2017-11-10 | 国网湖南省电力公司 | Intelligent micro-circuit breaker Automatic level control test method and device |
| CN109975696A (en) * | 2019-03-11 | 2019-07-05 | 国网新疆电力有限公司昌吉供电公司 | Simulate the device of 10kV high voltage vacuum permanent magnet circuit breaker |
| CN111711274A (en) * | 2020-07-02 | 2020-09-25 | 河南华盛隆源电气有限公司 | Test fixture at feeder terminal |
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| JPH08278349A (en) * | 1995-04-03 | 1996-10-22 | Meidensha Corp | Method for synthetic equalization testing of breaker |
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2011
- 2011-10-31 CN CN 201110336854 patent/CN102435943B/en active Active
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| CN200976011Y (en) * | 2006-06-19 | 2007-11-14 | 上海亿盟电气自动化技术有限公司 | High-voltage vacuum breaker testing device |
| CN1975957A (en) * | 2006-12-13 | 2007-06-06 | 北海银河高科技产业股份有限公司 | Portable analog circuit breaker |
| CN101009179A (en) * | 2007-01-21 | 2007-08-01 | 北海银河高科技产业股份有限公司 | Simple and convenient analog breaker circuit |
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| 游步新等: "基于继电保护现场测试的实用新型模拟断路器研制", 《重庆市电机工程学会2008年学术会议论文集》 * |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340470A (en) * | 2017-06-13 | 2017-11-10 | 国网湖南省电力公司 | Intelligent micro-circuit breaker Automatic level control test method and device |
| CN109975696A (en) * | 2019-03-11 | 2019-07-05 | 国网新疆电力有限公司昌吉供电公司 | Simulate the device of 10kV high voltage vacuum permanent magnet circuit breaker |
| CN111711274A (en) * | 2020-07-02 | 2020-09-25 | 河南华盛隆源电气有限公司 | Test fixture at feeder terminal |
| CN111711274B (en) * | 2020-07-02 | 2021-09-07 | 河南华盛隆源电气有限公司 | Test fixture at feeder terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102435943B (en) | 2013-11-06 |
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Address after: 241008 Anhui Province, Wuhu City Jiuhua Jiujiang District Road No. 118 Patentee after: ANHUI ZHONGDIAN XINGFA AND XINLONG TECHNOLOGY CO., LTD. Address before: 241008 Anhui Province, Wuhu City Jiuhua Jiujiang District Road No. 118 Patentee before: Xinlong Electric-Appliance Co., Ltd., Anhui |