CN207832969U - A kind of Anti-jump Circuit of Breaker automatic test equipment - Google Patents
A kind of Anti-jump Circuit of Breaker automatic test equipment Download PDFInfo
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- CN207832969U CN207832969U CN201820179885.XU CN201820179885U CN207832969U CN 207832969 U CN207832969 U CN 207832969U CN 201820179885 U CN201820179885 U CN 201820179885U CN 207832969 U CN207832969 U CN 207832969U
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- breaker
- auxiliary contact
- relay
- jump
- automatic test
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Abstract
The utility model discloses a kind of Anti-jump Circuit of Breaker automatic test equipments, it includes CPU, and CPU is connect with input unit and output unit conducting wire；CPU is connect with operating unit and man-machine interface conducting wire；The input unit includes input relay one to five and input expanding unit；The output unit include output relay one and two and output expanding element；Anti-jump Circuit of Breaker experiment cannot be precisely controlled using error existing for manual control by solving the prior art, and when anti-jump loop fails, breaker beating heart jump causes relay or divide-shut brake coil to damage；Especially man-made chamber when can not in thermal energy storage process due to technical problems such as the influences to anti-jump loop integrality accurate judgement such as the non-energy storage contact of energy storage motor.
Description
Technical field
The utility model belongs to Substation secondary circuit experimental technique more particularly to a kind of Anti-jump Circuit of Breaker tries automatically
Experiment device.
Background technology
In breaker switching-on operation, for some reason（Spanner not release, adhesion etc. in time）Closing contact is caused not return
It returns and is closed always, at this time if protection act, can close a floodgate again after switch trip, so continuously repeat jump and close, it is referred to as disconnected
" jump " of road device.Under nonserviceabling, the jump of breaker will lead to fault current repeat impact, be caused sternly to electric system
It damages again, so that breaker is generated fatal damage and even explode.Anti-jump loop effectively prevent sending out during breaker closing
Raw " switch jump " phenomenon occurs, it is ensured that breaker can only carry out a closing operation when each closing operation.Relay protection is special
Industry is checked and accepted in the capital construction for carrying out breaker with maintenance performulation, and Anti-jump Circuit of Breaker test is an essential inspection
Test content.
Existing anti-jump loop test method needs 2-3 people to complete experiment mostly, first will be breaking by way of manually hand conjunction
Device is placed in " closing position ", so that combined floodgate contact is constantly in on-state with combined floodgate hand handle, while touching the circuit for making breaker open operation,
Breaker actuation counter is observed to judge whether anti-jump loop is normal.
But man-made chamber there are problems that：Due to wanting manual control breaking-closing operating, when cannot be precisely controlled divide-shut brake
Between, and when manual control, if hand slightly has the accuracy for loosening and influencing test result；Since human error cannot be controlled precisely
System, may cause when anti-jump loop fails, and breaker beating heart jump causes relay or divide-shut brake coil to damage；Especially
When man-made chamber can not in thermal energy storage process since non-energy storage contact of energy storage motor etc. is to anti-jump loop integrality accurate judgement
It influences.
Utility model content：
The technical problems to be solved in the utility model：A kind of Anti-jump Circuit of Breaker automatic test equipment is provided, to solve
The prior art cannot be precisely controlled Anti-jump Circuit of Breaker experiment using error existing for manual control, fail in anti-jump loop
When, breaker beating heart jump causes relay or divide-shut brake coil to damage；Especially man-made chamber when can not be in thermal energy storage process
Due to technical problems such as the influences to anti-jump loop integrality accurate judgement such as the non-energy storage contact of energy storage motor.
Technical solutions of the utility model：
A kind of Anti-jump Circuit of Breaker automatic test equipment, it includes CPU, CPU and input unit and output unit conducting wire
Connection；CPU is connect with operating unit and man-machine interface conducting wire；The input unit includes that input relay one to five and input are expanded
Open up unit；The output unit include output relay one and two and output expanding element.
CPU is connect with communication interface and external interface conducting wire.
The auxiliary contact of output relay one is connected with the combined floodgate contact of tested breaker mechanism, output relay two
Auxiliary contact is connected with the separating brake contact of tested breaker mechanism；The breaker of tested breaker mechanism closes the normally opened auxiliary in position
Contact is connected with the auxiliary contact of the input relay two of Anti-jump Circuit of Breaker automatic test equipment, and breaker divides position normally opened auxiliary
Adjuvant grafting point is connected with the auxiliary contact of the input relay three of Anti-jump Circuit of Breaker automatic test equipment, and breaker body is anti-jump
Relay normally open auxiliary contact is connected with the auxiliary contact of the input relay four of Anti-jump Circuit of Breaker automatic test equipment, storage
Normally opened auxiliary contact can be completed with the auxiliary contact of the input relay five of Anti-jump Circuit of Breaker automatic test equipment to be connected；Quilt
The normally opened auxiliary contact of protective device anti-trip relay and the Anti-jump Circuit of Breaker of the protective device of breaker are tested from dynamic test
The auxiliary contact of the input relay one of device is connected.
The test method of the Anti-jump Circuit of Breaker automatic test equipment, it includes：
Step 1, by the combined floodgate contact of tested breaker mechanism and Anti-jump Circuit of Breaker automatic test equipment output after
The auxiliary contact of electric appliance one connects, and reclosing command is sent out after the auxiliary contact connection of output relay one；Tested breaker
The separating brake contact of mechanism is connect with the auxiliary contact of Anti-jump Circuit of Breaker automatic test equipment output relay two, exports relay
The auxiliary contact of device two sends out separating brake instruction after connecting；The normally opened auxiliary of anti-trip relay of the protective device of tested breaker
Contact is connected with the auxiliary contact of the input relay one of Anti-jump Circuit of Breaker automatic test equipment, passes through the counting in CPU
Unit one, which is realized, to be counted；The breaker of tested breaker mechanism closes the normally opened auxiliary contact in position and is tried automatically with Anti-jump Circuit of Breaker
The auxiliary contact of the input relay three of experiment device is connected, and is realized and is counted by the counting unit two in CPU；Tested breaker
The breaker of mechanism divides the auxiliary of the normally opened auxiliary contact in position and the input relay three of Anti-jump Circuit of Breaker automatic test equipment
Contact is connected, and is realized and is counted by the counting unit three in CPU；The breaker body anti-trip relay of tested breaker mechanism
Normally opened auxiliary contact is connected with the auxiliary contact of the input relay four of Anti-jump Circuit of Breaker automatic test equipment, passes through CPU
Interior counting unit four, which is realized, to be counted；Normally opened auxiliary contact and Anti-jump Circuit of Breaker are completed in the energy storage of tested breaker mechanism
The auxiliary contact of the input relay five of automatic test equipment is connected, and is realized and is counted by the counting unit five in CPU；
Whether step 2 checks breaker in dividing position；If breaker is not in a point position, 3 are entered step；If at switch
In dividing position, then step 4 is directly entered；
Step 3, Anti-jump Circuit of Breaker automatic test equipment send out separating brake instruction, the open circuit of breaker mechanism to be tested
After device divides the normally opened auxiliary contact in position to be closed, Anti-jump Circuit of Breaker automatic test equipment judges that breaker has been in a point position, and multiple
Return a point counting unit for position auxiliary contact action, enters step 4；
The counting of all counting units all 0 is sent out after t1 seconds into preparation trystate and starts to try by step 4
Test instruction；
Step 5, Anti-jump Circuit of Breaker automatic test equipment send out reclosing command, and reclosing command is held during testing later
Supervention goes out, and is tested the combined floodgate junction closure of breaker mechanism, the input relay of Anti-jump Circuit of Breaker automatic test equipment
Two auxiliary contact is closed, and the counting of counting unit two becomes 1, is tested the breaker body anti-trip relay of breaker mechanism
When normally opened auxiliary contact is closed, the auxiliary contact of the input relay four of Anti-jump Circuit of Breaker automatic test equipment is returned to,
The counting of counting unit four becomes 1, when normally opened auxiliary contact closure is completed in the energy storage of tested breaker mechanism, returns to open circuit
The counting of the auxiliary contact of the input relay five of device anti-jump loop automatic test equipment, counting unit five becomes 1, and breaker is anti-
Rebound road automatic test equipment sends out separating brake instruction, is tested the separating brake junction closure of breaker mechanism, Anti-jump Circuit of Breaker
The auxiliary contact of the input relay two of automatic test equipment is closed, and the counting of counting unit three becomes 1, is tested breaker and is jumped
Lock；
Step 6 judges test result.
Test result judgment method is：
Logic 1 is whether tested breaker closes a floodgate again；Logic 2 is counting feelings of the counting unit one to counting unit five
Condition；
When logic 1 is that tested breaker closes a floodgate again, then anti-jump loop mistake；
When logic 1 is that tested breaker does not close a floodgate again, and counting unit one is counted as 1, then anti-jump loop mistake；
When logic 1 is that tested breaker does not close a floodgate again, and counting unit one is counted as 0, counting unit two to meter
The counting of counting unit five is 1, then anti-jump loop is correct.
The beneficial effects of the utility model：
The utility model provides a kind of Anti-jump Circuit of Breaker automatic test equipment and test method, passes through experimental rig
It automatically controls and judges test result with comprehensive criterion, may be implemented to be automatically performed Anti-jump Circuit of Breaker experiment；It is filled by testing
It sets and automatically controls on-test and end, experiment process is not necessarily to manual intervention, can accomplish being precisely controlled and the time for contact
It accurately controls, and comprehensive descision test result is carried out according to a variety of criterions, it is ensured that experiment is accurate；It can accurately control and test
Journey, it is ensured that the elements such as anti-trip relay, closing coil and switching winding will not be damaged；It is possible to prevente effectively from thermal energy storage process
The influence to anti-jump loop integrity checking such as non-energy storage contact of energy storage motor；By by tested breaker mechanism it is anti-jump after
The normally opened auxiliary contact of anti-trip relay of the protective device of the normally opened auxiliary contact of electric appliance and tested breaker accesses testing equipment,
Influence that can be to avoid double anti-jump loops to experiment；Test result can be sent to by device configured with communication interface by network
Testing crew is conveniently checked；Test result can be exported, be printed by its external interface simultaneously, conveniently checked and achieved；It solves
The prior art cannot be precisely controlled Anti-jump Circuit of Breaker experiment using error existing for manual control, fail in anti-jump loop
When, breaker beating heart jump causes relay or divide-shut brake coil to damage；Especially man-made chamber when can not be in thermal energy storage process
Due to technical problems such as the influences to anti-jump loop integrality accurate judgement such as the non-energy storage contact of energy storage motor.
Description of the drawings：
Fig. 1 is the utility model structure diagram.
Specific implementation mode：
A kind of Anti-jump Circuit of Breaker automatic test equipment, it includes CPU, CPU and input unit and output unit conducting wire
Connection；CPU is connect with operating unit and man-machine interface conducting wire；The input unit includes that input relay one to five and input are expanded
Open up unit；The output unit include output relay one and two and output expanding element.
CPU is connect with communication interface and external interface conducting wire.
Power module provides the power supply of test control device, and also exportable 5V, 24V power to the other plug-in units of device；
CPU is using high speed, good digital control processor, for Test Data Collecting, experiment process control, experiment knot
Fruit judgement etc..
External interface includes ancillary test power output interface, test result export interface, printing interface etc.
Ancillary test power output interface：Device is installed with special adjustable DC power supply output all the way on bottom plate, point
110V and two grades of 220V, can be used as field test accessory power supply.For the power supply, one potentiometer is separately set, it can be in 80%-
It is adjusted in 110% range.
Test result export interface：Test result for exporting electronic file form and test analysis report, Yi Jishi
Recorder data during testing and recording wave file can carry out experiment process and test waveform playback.
Printing interface：For printing test result and test analysis report.
Operating unit and man-machine interface：Operating unit and man-machine interface use large screen high graphics liquid crystal display
Screen, operating process sets on a display screen, and operation interface and test result Chinesize display, visual clear display.Man-machine boundary
Face is used for for experiment definite value to be arranged, test parameters, real time inspection experiment process, checks test result and test analysis report
Export test result.
Input unit：It arranges 5 intermediate relays and 1 expansible input unit, anti-jump loop experiment can be met
It is required that compatible idle contact and 0~250V electric potential contacts.Input unit and power module isolated from power.Quilt is come from for receiving
Test the signals such as auxiliary contact in the anti-jump loop of breaker mechanism.
Output unit arranges 2 intermediate relays and 1 expansible output unit, can meet anti-jump loop experiment
It is required that.For being sent to the signals such as auxiliary contact in the anti-jump loop of tested breaker mechanism.
The auxiliary contact of output relay one is connected with the combined floodgate contact of tested breaker mechanism, output relay two
Auxiliary contact is connected with the separating brake contact of tested breaker mechanism；The breaker of tested breaker mechanism closes the normally opened auxiliary in position
Contact is connected with the auxiliary contact of the input relay two of Anti-jump Circuit of Breaker automatic test equipment, and breaker divides position normally opened auxiliary
Adjuvant grafting point is connected with the auxiliary contact of the input relay three of Anti-jump Circuit of Breaker automatic test equipment, and breaker body is anti-jump
Relay normally open auxiliary contact is connected with the auxiliary contact of the input relay four of Anti-jump Circuit of Breaker automatic test equipment, storage
Normally opened auxiliary contact can be completed with the auxiliary contact of the input relay five of Anti-jump Circuit of Breaker automatic test equipment to be connected；Quilt
The normally opened auxiliary contact of protective device anti-trip relay and the Anti-jump Circuit of Breaker of the protective device of breaker are tested from dynamic test
The auxiliary contact of the input relay one of device is connected.
The test method of the Anti-jump Circuit of Breaker automatic test equipment, it includes：
Step 1, by the combined floodgate contact of tested breaker mechanism and Anti-jump Circuit of Breaker automatic test equipment output after
The auxiliary contact of electric appliance one connects, and reclosing command is sent out after the auxiliary contact connection of output relay one；Tested breaker
The separating brake contact of mechanism is connect with the auxiliary contact of Anti-jump Circuit of Breaker automatic test equipment output relay two, exports relay
The auxiliary contact of device two sends out separating brake instruction after connecting；The normally opened auxiliary of anti-trip relay of the protective device of tested breaker
Contact is connected with the auxiliary contact of the input relay one of Anti-jump Circuit of Breaker automatic test equipment, passes through the counting in CPU
Unit one, which is realized, to be counted；The breaker of tested breaker mechanism closes the normally opened auxiliary contact in position and is tried automatically with Anti-jump Circuit of Breaker
The auxiliary contact of the input relay three of experiment device is connected, and is realized and is counted by the counting unit two in CPU；Tested breaker
The breaker of mechanism divides the auxiliary of the normally opened auxiliary contact in position and the input relay three of Anti-jump Circuit of Breaker automatic test equipment
Contact is connected, and is realized and is counted by the counting unit three in CPU；The breaker body anti-trip relay of tested breaker mechanism
Normally opened auxiliary contact is connected with the auxiliary contact of the input relay four of Anti-jump Circuit of Breaker automatic test equipment, passes through CPU
Interior counting unit four, which is realized, to be counted；Normally opened auxiliary contact and Anti-jump Circuit of Breaker are completed in the energy storage of tested breaker mechanism
The auxiliary contact of the input relay five of automatic test equipment is connected, and is realized and is counted by the counting unit five in CPU；
Counting unit one to five can sample software realization included inside CPU, can also be realized by hardware configuration.
Whether step 2 checks breaker in dividing position；If breaker is not in a point position, 3 are entered step；If at switch
In dividing position, then step 4 is directly entered；
Step 3, Anti-jump Circuit of Breaker automatic test equipment send out separating brake instruction, the open circuit of breaker mechanism to be tested
After device divides the normally opened auxiliary contact in position to be closed, Anti-jump Circuit of Breaker automatic test equipment judges that breaker has been in a point position, and multiple
Return a point counting unit for position auxiliary contact action, enters step 4；
The counting of all counting units all 0 is sent out after t1 seconds into preparation trystate and starts to try by step 4
Test instruction；T1 can voluntarily be adjusted by testing crew in man-machine interface；
Step 5, Anti-jump Circuit of Breaker automatic test equipment send out reclosing command, and reclosing command is held during testing later
Supervention goes out, and is tested the combined floodgate junction closure of breaker mechanism, the input relay of Anti-jump Circuit of Breaker automatic test equipment
Two auxiliary contact is closed, and the counting of counting unit two becomes 1, is tested the breaker body anti-trip relay of breaker mechanism
When normally opened auxiliary contact is closed, the auxiliary contact of the input relay four of Anti-jump Circuit of Breaker automatic test equipment is returned to,
The counting of counting unit four became 1, by t2 seconds（T2 should be more than the energy storage deadline after tested breaker closing）；It is tested
When normally opened auxiliary contact closure is completed in the energy storage of breaker mechanism, the input of Anti-jump Circuit of Breaker automatic test equipment is returned to
The counting of the auxiliary contact of relay five, counting unit five becomes 1, and Anti-jump Circuit of Breaker automatic test equipment sends out separating brake and refers to
It enables, is tested the separating brake junction closure of breaker mechanism, the input relay two of Anti-jump Circuit of Breaker automatic test equipment
Auxiliary contact is closed, and the counting of counting unit three becomes 1, is tested circuit breaker trip；T2 can be by testing crew in man-machine interface
Voluntarily adjust.
Step 6 judges test result.
Test result judgment method is：
Logic 1 is whether tested breaker closes a floodgate again；Logic 2 is counting feelings of the counting unit one to counting unit five
Condition；
When logic 1 is that tested breaker closes a floodgate again, then anti-jump loop mistake；
When logic 1 is that tested breaker does not close a floodgate again, and counting unit one is counted as 1, then anti-jump loop mistake；
When logic 1 is that tested breaker does not close a floodgate again, and counting unit one is counted as 0, counting unit two to meter
The counting of counting unit five is 1, then anti-jump loop is correct.
Claims (3)
1. a kind of Anti-jump Circuit of Breaker automatic test equipment, it includes CPU, it is characterised in that：CPU and input unit and output
Unit conducting wire connects；CPU is connect with operating unit and man-machine interface conducting wire；The input unit includes input relay one to five
With input expanding unit；The output unit include output relay one and two and output expanding element.
2. a kind of Anti-jump Circuit of Breaker automatic test equipment according to claim 1, it is characterised in that：CPU and communication
Interface is connected with external interface conducting wire.
3. a kind of Anti-jump Circuit of Breaker automatic test equipment according to claim 1, it is characterised in that：Output relay
One auxiliary contact is connected with the combined floodgate contact of tested breaker mechanism, and the auxiliary contact of output relay two breaks with tested
The separating brake contact of road device mechanism is connected；The breaker of tested breaker mechanism closes the normally opened auxiliary contact in position and the anti-rebound of breaker
The auxiliary contact of the input relay two of road automatic test equipment is connected, and breaker divides the normally opened auxiliary contact in position and breaker anti-jump
The auxiliary contact of the input relay three of circuit automatic test equipment is connected, the normally opened auxiliary contact of breaker body anti-trip relay
It is connected with the auxiliary contact of the input relay four of Anti-jump Circuit of Breaker automatic test equipment, normally opened auxiliary contact is completed in energy storage
It is connected with the auxiliary contact of the input relay five of Anti-jump Circuit of Breaker automatic test equipment；The protection dress of tested breaker
The input relay one of the normally opened auxiliary contact of protective device anti-trip relay and Anti-jump Circuit of Breaker automatic test equipment set
Auxiliary contact be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820179885.XU CN207832969U (en) | 2018-02-01 | 2018-02-01 | A kind of Anti-jump Circuit of Breaker automatic test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820179885.XU CN207832969U (en) | 2018-02-01 | 2018-02-01 | A kind of Anti-jump Circuit of Breaker automatic test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207832969U true CN207832969U (en) | 2018-09-07 |
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ID=63396248
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820179885.XU Active CN207832969U (en) | 2018-02-01 | 2018-02-01 | A kind of Anti-jump Circuit of Breaker automatic test equipment |
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| CN (1) | CN207832969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113612206A (en) * | 2021-10-11 | 2021-11-05 | 广东电网有限责任公司惠州供电局 | Relay protection intelligent expansion circuit, device and method |
-
2018
- 2018-02-01 CN CN201820179885.XU patent/CN207832969U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113612206A (en) * | 2021-10-11 | 2021-11-05 | 广东电网有限责任公司惠州供电局 | Relay protection intelligent expansion circuit, device and method |
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