CN208506518U - A kind of anti-jump control circuit of adaptive breaker - Google Patents
A kind of anti-jump control circuit of adaptive breaker Download PDFInfo
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- CN208506518U CN208506518U CN201820939059.0U CN201820939059U CN208506518U CN 208506518 U CN208506518 U CN 208506518U CN 201820939059 U CN201820939059 U CN 201820939059U CN 208506518 U CN208506518 U CN 208506518U
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Abstract
The utility model provides a kind of anti-jump control circuit of adaptive breaker, including positive electrode bus+KM, negative electrode bus-KM, scene and long-range closing coil HC, single-pole double-throw switch (SPDT) S1 and the self-adaptive switch SK3 for controlling change-over switch SK1, anti-trip relay K1, first, second auxiliary switch for circuit breaker DL1, DL2, switch knob switch SK2 and breaker；When the leap preventing circuit built in the protection supervisory equipment of leap preventing circuit and transmission line of electricity built in breaker mismatches; it can be according to the control model of breaker; by the state for controlling single-pole double-throw switch (SPDT) S1 and self-adaptive switch SK3; the leap preventing circuit built in the leap preventing circuit or line protection measure and control device built in breaker is enabled at adaptive reasonable selection, and the failure that cannot be closed a floodgate in any way with breaker cannot be extinguished due to constant conduction with the tripped condition indicator light LD1 for solving to extinguish；And the utility model is simple to the leap preventing circuit modification process built in existing breaker, convenient for promoting.
Description
Technical field
The utility model relates to power distribution station protection and control fields, more particularly to a kind of anti-jump control electricity of adaptive breaker
Road.
Background technique
When breaker occurs jump and trips when referring to line fault, breaker receives the combined floodgate order of operator and successfully
He Zhong Library route；But because of line fault, line protection measure and control device makes breaker trip again, at this time because of breaker
Order of closing a floodgate also is continuing, and causes breaker He Zhong Library route again, close a floodgate-trip-closes a floodgate repeatedly existing
As referred to as breaker jumps.
In distribution network, if breaker occurs jump and will cause voltage ripple of power network, fire, explosion even personal injury
Accident.In recent years the breaker produced all is built-in with leap preventing circuit mostly, and the protection supervisory equipment of transmission line of electricity is also built-in with anti-
Jump circuit.
Classical leap preventing circuit as shown in Figure 1 is the leap preventing circuit built in breaker, including positive electrode bus+KM, negative
Pole bus-KM, scene and long-range control change-over switch SK1, anti-trip relay K1, the first, second auxiliary switch for circuit breaker DL1,
The closing coil HC of DL2, switch knob switch SK2 and breaker；Wherein first touching at scene and long-range control change-over switch SK1
The first end of point SK11 is connect with remote control terminal, scene and the second of the first contact SK11 of long-range control change-over switch SK1
End is connect with the first end of the first auxiliary switch for circuit breaker DL1, the second end and anti-jump relay of the first auxiliary switch for circuit breaker DL1
The first end of the coil of device K1 connects, and the second end of the coil of anti-trip relay K1 is connect with negative electrode bus-KM, anti-trip relay
The normally opened contact K11 of K1 is connected in parallel on the both ends of the first auxiliary switch for circuit breaker DL1；Scene is with long-range control change-over switch SK1's
The first end of second contact SK12 is connect with positive electrode bus+KM, the second contact SK12 at scene and long-range control change-over switch SK1
Second end connect with the first end of switch knob switch SK2, the second end of switch knob switch SK2 and anti-trip relay K1's
The first end of normally-closed contact K12 connects, the second end and the second auxiliary switch for circuit breaker of the normally-closed contact K12 of anti-trip relay K1
The first end of DL2 connects, and the first end of the closing coil HC of the second end and breaker of the second auxiliary switch for circuit breaker DL2 connects
It connects, the second end of the closing coil HC of breaker is connect with negative electrode bus-KM；The of scene and long-range control change-over switch SK1
The second end of one contact SK11 is also connect with the second end of switch knob switch SK2.Operator can pass through scene and long-range control
Change-over switch SK1 selection processed scene or remote mode control breaker closing, wherein SK11 closure, SK12 are broken as remotely
Mode, SK12 closure, SK11 are broken as field mode.
Below with field mode, i.e. SK12 closure, SK11 further illustrate the leap preventing electricity built in breaker for disconnecting
The working principle on road: when circuit breaker trip, operator presses switch knob switch SK2, and the closing coil HC of breaker is powered,
Breaker completes feed motion, and the first auxiliary switch for circuit breaker DL1(is normally opened at this time) closure, the second auxiliary switch for circuit breaker DL2
(normally closed) to disconnect, the closing coil HC power-off of breaker, the coil of anti-trip relay K1 is powered, the normally opened touching of anti-trip relay K1
The normally opened contact K12 of point K11 closure, anti-trip relay K1 is disconnected；Since transmission line of electricity is there are failure, thus the guarantor of transmission line of electricity
Shield measure and control device will control circuit breaker trip, at this point, the normally opened contact K12 due to anti-trip relay K1 is disconnected, lead to breaker
Closing coil HC power-off, therefore, no matter operator whether Continued depression switch knob switch SK2(breaker closing order
Also continuing), breaker will not close a floodgate again, i.e., breaker is not in chattering.
Anti-pumping circuit built in the protection supervisory equipment of transmission line of electricity as shown in Figure 2, including it is positive electrode bus+KM, negative
Pole bus-KM, tripped condition indicator light LD1, tripping position relay TWJ, current-limiting resistance R1, combined floodgate guard relay HBJ, break
Road device and leap preventing circuit, switch knob switch SB1 and anti-trip relay TBJ built in it.Wherein, tripped condition indicator light
The first end of LD1 is connect with positive electrode bus+KM, and the of the second end of tripped condition indicator light LD1 and tripping position relay TWJ
One end connection, the second end of tripping position relay TWJ are connect with the first end of current-limiting resistance R1, the second end of current-limiting resistance R1
It is connect with the first end of breaker, the second end of breaker is connect with negative electrode bus-KM；Combined floodgate guard relay HBJ's is normally opened
The first end of contact is connect with positive electrode bus+KM, the second end and anti-trip relay of the normally opened contact of combined floodgate guard relay HBJ
The first end of the normally-closed contact TBJV-3 of TBJ connects, the second end of the normally-closed contact TBJV-3 of anti-trip relay TBJ and the guarantor that closes a floodgate
Hold the first end connection of the coil of relay HBJ, the second end of the coil of combined floodgate guard relay HBJ and the first end of breaker
Connection, the second end of breaker are connect with negative electrode bus-KM；The first end and positive electrode bus+KM of switch knob switch SB1 connects
It connects, the first end of the potential winding TBJV of the second end and anti-trip relay TBJ of switch knob switch SB1 is connect, anti-jump relay
The first end of the normally opened contact TBJV-1 of the second end and anti-trip relay TBJ of the potential winding TBJV of device TBJ is connect, it is anti-jump after
The second end of the normally opened contact TBJV-1 of electric appliance TBJ is connect with negative electrode bus-KM, the normally opened contact TBJV- of anti-trip relay TBJ
2 are connected in parallel on the both ends of the normally opened contact TBJV-1 of anti-trip relay TBJ；The second of the normally opened contact of combined floodgate guard relay HBJ
End is also connect with the second end of switch knob switch SB1.
Work as circuit breaker trip, when operator presses switch knob switch SB1, switching current flows through anti-trip relay TBJ
Normally-closed contact TBJV-3, combined floodgate guard relay HBJ coil HBJ, scene and long-range control change-over switch SK1 the first touching
The closing coil HC of point SK11, the normally-closed contact K12 of anti-trip relay K1, the second auxiliary switch for circuit breaker DL2 and breaker, i.e.,
The closing coil HC of breaker is powered, and breaker closing movement is completed；When circuit breaker trip, the pressure-wire of anti-trip relay TBJ
It encloses TBJV to be powered, the normally opened contact TBJV-2 closure of the normally opened contact TBJV-1 and anti-trip relay TBJ of anti-trip relay TBJ,
The normally-closed contact TBJV-3 of anti-trip relay TBJ is disconnected, therefore, no matter operator whether Continued depression switch knob switchs
The order of SB1(breaker closing is also continuing), breaker will not close a floodgate again, i.e., breaker is not in chattering.
But in practical application, the possible difference of family and protection supervisory equipment manufacturer is produced since breaker produces, it may
The protection supervisory equipment of the leap preventing circuit and transmission line of electricity built in breaker is caused to mismatch, as shown in Figure 2: breaker closing
Afterwards, electric current flow through tripped condition indicator light LD1, tripping position relay TWJ, current-limiting resistance R1, anti-trip relay K1 it is normally opened
Contact K11, and it is continuously the coil power supply of anti-trip relay K1, which results in the generations of following two failure:
The first, after closing a floodgate, the tripped condition indicator light LD1 that should extinguish cannot extinguish due to constant conduction；
The second, since the coil of anti-trip relay K1 is powered, K12 has unreasonably cut off the closing coil for leading to breaker
The access of HC, and the failure for keeping dissengaged positions that cannot return, and then causing breaker that cannot close a floodgate in any way.
Utility model content
The purpose of this utility model is to provide a kind of adaptive anti-jump control circuits of breaker, can make built in breaker
Leap preventing circuit matched with the anti-pumping circuit built in the protection supervisory equipment of transmission line of electricity, will not be such as the tripping that should extinguish
Status indicator lamp cannot extinguish the problem of cannot closing a floodgate in any way with breaker due to constant conduction.
To achieve the goals above, the utility model uses following technical scheme:
A kind of anti-jump control circuit of adaptive breaker, including positive electrode bus+KM, negative electrode bus-KM, scene and long-range control
Change-over switch SK1 processed, anti-trip relay K1, first, second auxiliary switch for circuit breaker DL1, DL2, switch knob switch SK2 and disconnected
The closing coil HC of road device；The wherein first end and long-range control at scene and the first contact SK11 of long-range control change-over switch SK1
End connection processed, the second end and the first auxiliary switch for circuit breaker at scene and the first contact SK11 of long-range control change-over switch SK1
The first end of DL1 connects, and the first end of the coil of the second end and anti-trip relay K1 of the first auxiliary switch for circuit breaker DL1 connects
It connects, the second end of the coil of anti-trip relay K1 is connect with negative electrode bus-KM, and the normally opened contact K11 of anti-trip relay K1 is in parallel
At the both ends of the first auxiliary switch for circuit breaker DL1；The first end at scene and the second contact SK12 of long-range control change-over switch SK1
It is connect with positive electrode bus+KM, scene and the second end of the second contact SK12 of long-range control change-over switch SK1 are opened with switch knob
Close the first end connection of SK2, the first end of the normally-closed contact K12 of the second end and anti-trip relay K1 of switch knob switch SK2
Connection, the second end of the normally-closed contact K12 of anti-trip relay K1 are connect with the first end of the second auxiliary switch for circuit breaker DL2, the
The first end of the closing coil HC of the second end and breaker of two auxiliary switch for circuit breaker DL2 connects, the closing coil of breaker
The second end of HC is connect with negative electrode bus-KM；The second end of the first contact SK11 of scene and long-range control change-over switch SK1 are also
It is connect with the second end of switch knob switch SK2；It further include single-pole double-throw switch (SPDT) S1 and self-adaptive switch SK3；Wherein, hilted broadsword is double
The non-moving end of throw switch S1 is connect with the first end of the first auxiliary switch for circuit breaker DL1, the first moved end of single-pole double-throw switch (SPDT) S1
It is connect with scene with the second end of the first contact SK11 of long-range control change-over switch SK1, the second of single-pole double-throw switch (SPDT) S1 is dynamic
End is connect with the first end of self-adaptive switch SK3, the second end of self-adaptive switch SK3 and the normally-closed contact of anti-trip relay K1
The first end of K12 connects.
The single-pole double-throw switch (SPDT) S1 can be used in flakes.
The idle normally opened contact at scene with long-range control change-over switch SK1 can be used in the self-adaptive switch SK3.
The utility model has the beneficial effects that
A kind of adaptive anti-jump control circuit of breaker described in the utility model, when the leap preventing circuit built in breaker
It, can be according to the control model (place of breaker when being mismatched with the leap preventing circuit built in the protection supervisory equipment of transmission line of electricity
When long-range or field control mode), by controlling the state of single-pole double-throw switch (SPDT) S1 and self-adaptive switch SK3, adaptively
Reasonable selection at enable breaker built in leap preventing circuit or line protection measure and control device built in leap preventing electricity
Road, cannot be extinguished with the tripped condition indicator light LD1 for solving to extinguish due to constant conduction cannot be with any with breaker
The failure that mode is closed a floodgate；And the utility model is simple to the leap preventing circuit modification process built in existing breaker, convenient for pushing away
Extensively.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic illustration of the leap preventing circuit built in breaker described in background technique；
Fig. 2 is the schematic illustration of the leap preventing circuit built in transmission line of electricity；
Fig. 3 is a kind of schematic illustration of the adaptive anti-jump control circuit of breaker described in the utility model.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is as shown in Figure 3: a kind of adaptive anti-jump control circuit of breaker described in the utility model, including positive electrode bus+
KM, negative electrode bus-KM, scene and long-range control change-over switch SK1, anti-trip relay K1, the first, second auxiliary switch for circuit breaker
The closing coil HC of DL1, DL2, switch knob switch SK2 and breaker；Wherein the of scene and long-range control change-over switch SK1
The first end of one contact SK11 is connect with remote control terminal, and scene is with the first contact SK11's of long-range control change-over switch SK1
Second end is connect with the first end of the first auxiliary switch for circuit breaker DL1, the second end of the first auxiliary switch for circuit breaker DL1 with it is anti-jump
The first end of the coil of relay K1 connects, and the second end of the coil of anti-trip relay K1 is connect with negative electrode bus-KM, it is anti-jump after
The normally opened contact K11 of electric appliance K1 is connected in parallel on the both ends of the first auxiliary switch for circuit breaker DL1；Scene and long-range control change-over switch
The first end of the second contact SK12 of SK1 is connect with positive electrode bus+KM, second touching at scene and long-range control change-over switch SK1
The second end of point SK12 is connect with the first end of switch knob switch SK2, the second end and anti-jump relay of switch knob switch SK2
The first end of the normally-closed contact K12 of device K1 connects, and the second end of the normally-closed contact K12 of anti-trip relay K1 and the second breaker are auxiliary
The first end of switch DL2 is helped to connect, the first of the closing coil HC of the second end and breaker of the second auxiliary switch for circuit breaker DL2
End connection, the second end of the closing coil HC of breaker are connect with negative electrode bus-KM；Scene and long-range control change-over switch SK1
The second end of the first contact SK11 also connect with the second end of switch knob switch SK2；Further include single-pole double-throw switch (SPDT) S1 and
Self-adaptive switch SK3；Wherein, the non-moving end of single-pole double-throw switch (SPDT) S1 is connect with the first end of the first auxiliary switch for circuit breaker DL1,
The first moved end A of single-pole double-throw switch (SPDT) S1 connects with scene and the second end of the first contact SK11 of long-range control change-over switch SK1
It connects, the second moved end B of single-pole double-throw switch (SPDT) S1 is connect with the first end of self-adaptive switch SK3, the second end of self-adaptive switch SK3
It is connect with the first end of the normally-closed contact K12 of anti-trip relay K1.
Preferred embodiment are as follows: the single-pole double-throw switch (SPDT) S1 can be used in flakes, the self-adaptive switch SK3 can be used scene with
The idle normally opened contact of long-range control change-over switch SK1；When being transformed to the leap preventing circuit built in existing breaker, only
The connecting line between node A and the first end of the first auxiliary switch for circuit breaker DL1 need to be cut off, non-moving end in flakes is broken with first
The first end of road device auxiliary switch DL1 connects, by the second end at scene and the first contact SK11 of long-range control change-over switch SK1
As the first moved end in flakes, then by the first end at scene and the idle normally opened contact of long-range control change-over switch SK1
As the second moved end in flakes, by the second end of scene and the idle normally opened contact of long-range control change-over switch SK1 and it is anti-jump after
The first end of the normally-closed contact K12 of electric appliance K1 connects, and the transformation to the leap preventing circuit built in existing breaker can be completed,
It is convenient and practical, convenient for promoting.
It is further anti-to a kind of adaptive breaker described in the utility model below in conjunction with two kinds of specific embodiments
The working principle for jumping control circuit is illustrated:
If leap preventing circuit built in embodiment one, existing breaker and built in the protection supervisory equipment of transmission line of electricity
Anti-pumping circuit matching opens single-pole double throw that is, when the trip-preventing circuit of measure and control device and breaker body can be used cooperatively
The non-moving end for closing S1 is connected to the first moved end A, while self-adaptive switch SK3 being kept to disconnect, the anti-rebound built in breaker at this time
Anti-pumping circuit built in the protection supervisory equipment of road and transmission line of electricity can work normally.
Embodiment two, as shown in Fig. 2, if as stated in the background art, leap preventing circuit built in existing breaker with it is defeated
Anti-pumping circuit built in the protection supervisory equipment of electric line mismatches, that is, when generating following two failure:
The first, after closing a floodgate, the tripped condition indicator light LD1 that should extinguish cannot extinguish due to constant conduction；
The second, due to the coil power supply of anti-trip relay K1, K12 has unreasonably cut off the closing coil for leading to breaker
The access of HC, and the failure for keeping dissengaged positions that cannot return, and then causing breaker that cannot close a floodgate in any way.
When breaker is in distance control mode, the non-moving end of single-pole double-throw switch (SPDT) S1 and the second moved end B closure are connected
It is logical, while self-adaptive switch SK3 being kept to disconnect, when operator issues switching signal to breaker, since single-pole double throw is opened
The non-moving end and the first moved end A for closing S1 disconnect, i.e., the leap preventing circuit built in breaker is prohibited, therefore using transmission line of electricity
Leap preventing circuit built in protection supervisory equipment prevents breaker from jumping；
When breaker is in field control mode, the non-moving end of single-pole double-throw switch (SPDT) S1 and the second moved end B closure are connected
It is logical, it is closed at self-adaptive switch SK3, at this point, the leap preventing circuit built in breaker normally enables；If transmission line malfunction,
Circuit breaker trip then presses switch knob switch SK2, and switching current flows through the closing coil HC of K12, DL2, breaker, open circuit
Device closing success；Meanwhile DL2 is disconnected, DL1 closure, prevents breaker from jumping；Because of scene and long-range control change-over switch
The second end of the first contact SK11 of SK1 and the first moved end A are disconnected, and therefore, tripped condition indicator light LD1, which will not occur, to be put out
The failure gone out；Meanwhile the leap preventing circuit built in the protection supervisory equipment of transmission line of electricity is prohibited, therefore, using breaker
Built-in leap preventing circuit prevents breaker from jumping.
A kind of adaptive anti-jump control circuit of breaker described in the utility model, when the leap preventing circuit built in breaker
It, can be according to the control model (place of breaker when being mismatched with the leap preventing circuit built in the protection supervisory equipment of transmission line of electricity
When long-range or field control mode), by controlling the state of single-pole double-throw switch (SPDT) S1 and self-adaptive switch SK3, adaptively
Reasonable selection at enable breaker built in leap preventing circuit or line protection measure and control device built in leap preventing electricity
Road, cannot be extinguished with the tripped condition indicator light LD1 for solving to extinguish due to constant conduction cannot be with any with breaker
The failure that mode is closed a floodgate；And the utility model is simple to the leap preventing circuit modification process built in existing breaker, convenient for pushing away
Extensively.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (3)
1. a kind of anti-jump control circuit of adaptive breaker, including positive electrode bus+KM, negative electrode bus-KM, scene and long-range control
Change-over switch SK1, anti-trip relay K1, first, second auxiliary switch for circuit breaker DL1, DL2, switch knob switch SK2 and open circuit
The closing coil HC of device；The wherein first end and long-range control at scene and the first contact SK11 of long-range control change-over switch SK1
End connection, the second end and the first auxiliary switch for circuit breaker DL1 at scene and the first contact SK11 of long-range control change-over switch SK1
First end connection, the second end of the first auxiliary switch for circuit breaker DL1 connect with the first end of the coil of anti-trip relay K1, anti-
The second end for jumping the coil of relay K1 is connect with negative electrode bus-KM, and the normally opened contact K11 of anti-trip relay K1 is connected in parallel on first
The both ends of auxiliary switch for circuit breaker DL1；The first end and anode at scene and the second contact SK12 of long-range control change-over switch SK1
Bus+KM connection, the second end and switch knob switch SK2 at scene and the second contact SK12 of long-range control change-over switch SK1
First end connection, the first end of the normally-closed contact K12 of the second end and anti-trip relay K1 of switch knob switch SK2 connect,
The second end of the normally-closed contact K12 of anti-trip relay K1 is connect with the first end of the second auxiliary switch for circuit breaker DL2, the second open circuit
The first end of the closing coil HC of the second end and breaker of device auxiliary switch DL2 connects, and the of the closing coil HC of breaker
Two ends are connect with negative electrode bus-KM；The second end of scene and the first contact SK11 of long-range control change-over switch SK1 also with combined floodgate
The second end of button switch SK2 connects；It is characterized by also including single-pole double-throw switch (SPDT) S1 and self-adaptive switch SK3；Wherein,
The non-moving end of single-pole double-throw switch (SPDT) S1 is connect with the first end of the first auxiliary switch for circuit breaker DL1, and the of single-pole double-throw switch (SPDT) S1
One moved end is connect with scene with the second end of the first contact SK11 of long-range control change-over switch SK1, single-pole double-throw switch (SPDT) S1's
Second moved end is connect with the first end of self-adaptive switch SK3, and the second end of self-adaptive switch SK3 is normally closed with anti-trip relay K1's
The first end of contact K12 connects.
2. a kind of adaptive anti-jump control circuit of breaker according to claim 1, it is characterised in that: the single-pole double throw
Switch S1 can be used in flakes.
3. a kind of adaptive anti-jump control circuit of breaker according to claim 1, it is characterised in that: described adaptively to open
Closing SK3 can be used the idle normally opened contact at scene with long-range control change-over switch SK1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820939059.0U CN208506518U (en) | 2018-06-19 | 2018-06-19 | A kind of anti-jump control circuit of adaptive breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820939059.0U CN208506518U (en) | 2018-06-19 | 2018-06-19 | A kind of anti-jump control circuit of adaptive breaker |
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| Publication Number | Publication Date |
|---|---|
| CN208506518U true CN208506518U (en) | 2019-02-15 |
Family
ID=65285274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820939059.0U Active CN208506518U (en) | 2018-06-19 | 2018-06-19 | A kind of anti-jump control circuit of adaptive breaker |
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| Country | Link |
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| CN (1) | CN208506518U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710291A (en) * | 2018-06-19 | 2018-10-26 | 国网河南省电力公司灵宝市供电公司 | A kind of anti-jump control circuit of adaptive breaker |
| CN112346364A (en) * | 2020-10-28 | 2021-02-09 | 江西清华泰豪三波电机有限公司 | GPC controller remote control device and control method thereof |
-
2018
- 2018-06-19 CN CN201820939059.0U patent/CN208506518U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710291A (en) * | 2018-06-19 | 2018-10-26 | 国网河南省电力公司灵宝市供电公司 | A kind of anti-jump control circuit of adaptive breaker |
| CN108710291B (en) * | 2018-06-19 | 2024-02-06 | 国网河南省电力公司灵宝市供电公司 | Self-adaptive circuit breaker anti-jump control circuit |
| CN112346364A (en) * | 2020-10-28 | 2021-02-09 | 江西清华泰豪三波电机有限公司 | GPC controller remote control device and control method thereof |
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Inventor after: Zhang Huiping Inventor after: Shen Yongliang Inventor after: Zhang Yungang Inventor after: Yang Lei Inventor after: Zhang Yijie Inventor before: Zhang Huiping Inventor before: Chen Yongliang Inventor before: Zhang Yungang Inventor before: Yang Lei Inventor before: Zhang Yijie |