CN206164100U - High voltage circuit breaker selects looks switching control system - Google Patents
High voltage circuit breaker selects looks switching control system Download PDFInfo
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- CN206164100U CN206164100U CN201621070929.2U CN201621070929U CN206164100U CN 206164100 U CN206164100 U CN 206164100U CN 201621070929 U CN201621070929 U CN 201621070929U CN 206164100 U CN206164100 U CN 206164100U
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- controller
- breaker
- drive circuit
- control system
- circuit breaker
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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Abstract
The utility model provides a high voltage circuit breaker selects looks switching control system, include: controller, synchronization signal detection circuitry at zero point, drive circuit, circuit breaker, state feedback correction module, the controller is connected with synchronization signal detection circuitry at zero point, drive circuit, state feedback correction module respectively, and the control end of circuit breaker is connected to drive circuit's output, and the circuit breaker is still continuous with state feedback correction module 's input, synchronization signal detection circuitry at zero point is used for sending the digital reference signal that outside constant frequency sine wave signal converted the zero crossing into distinguishable to the controller, the controller obtains to throw phase cut position and switching instruction according to external input to confirm to move delay time at the switching that goes on corresponding with the switching instruction through drive circuit control circuit breaker behind delay time according to postponing parameter, digital reference signal present, throwing the phase cut position, state feedback correction module be used for detecting the circuit breaker the state change and to send state feedback information for the controller.
Description
Technical field
The utility model is related to power system device field, in particular it relates to a kind of control of primary cut-out controlled switching
System.
Background technology
In some high-voltage electrical apparatus development tests, such as in power capacitor Internal fuse fusing test, analog device is needed to exist
Failure condition test at situation when breaking down at power-frequency voltage particular phases, especially peak value, and need timing disjunction
Loop, especially breaker are in high-potting and the switching of high-pressure reactive compensation device.
In the switching of electric reactive compensating device, optimal mode is exactly：No-voltage puts into, Zero current disjunction.By
This can significantly reduce switching overvoltage, reduce equipment failure rate.Under these test situations, be required for one kind can precisely,
Stable selected phase realizes the high-tension apparatus of switching function.
Utility model content
For defect of the prior art, the purpose of this utility model is to provide a kind of primary cut-out controlled switching control
System.
According to the utility model provide a kind of primary cut-out controlled switching control system, including：Controller, synchronous letter
Number zero-detection circuit, drive circuit, breaker, feedback of status correcting module；
The controller connects respectively with the synchronizing signal zero-detection circuit, drive circuit, feedback of status correcting module
Connect, the output end of the drive circuit connects the control end of the breaker, the breaker also with the feedback of status amendment
The input of module is connected；
The synchronizing signal zero-detection circuit can be known for external stability frequency sine wave signal to be converted to into zero crossing
Other digital reference signal is sent to the controller；The controller obtains switching phase place according to outside input and switching refers to
Order, and time delay is determined according to current delay parameter, the digital reference signal, the switching phase place, prolonging through described
Controlling the breaker by the drive circuit after time late carries out switching action corresponding with switching instruction；The shape
State feedback modifiers module is used to detect the state change of the breaker and sends state feedback information, institute to the controller
State controller to be additionally operable to be modified the current delay parameter according to the state feedback information.
Used as a kind of prioritization scheme, the breaker includes magneto divide-shut brake coil, capacitance energy storage module and breaker
Actuating mechanism；
The drive circuit connects respectively the capacitance energy storage module and the magneto divide-shut brake coil, the breaker
Actuating mechanism is detachably connectable with the magneto divide-shut brake coil magnetic, and the drive circuit responds the control of the controller
Electric discharge of the capacitance energy storage module that is turned on or off to the magneto divide-shut brake coil, so as to control the breaker actuation
The action of mechanism.
Used as a kind of prioritization scheme, the breaker includes spring energy storage trigger module and circuit breaker actuating mechanism；
The spring energy storage trigger module includes motor, spring mechanism and electromagnet trigger mechanism, and the motor passes through
The electromagnet trigger mechanism connects the spring mechanism, and the motor is used to drive institute by the electromagnet trigger mechanism
State spring mechanism to be stretched to precalculated position and lock, the control end of the electromagnet trigger mechanism is connected with the drive circuit.
As a kind of prioritization scheme, also including external communication module；The external communication module is connected with the controller,
The controller carries out data exchange by the external communication module and external equipment.
Used as a kind of prioritization scheme, the external equipment includes man-machine interaction touch display screen, and/or mobile communication sets
It is standby.
Used as a kind of prioritization scheme, the controller includes STM32 series monolithics；
The STM32 series monolithics obtain the switching phase place and switching instruction according to outside input, with from described same
The digital reference signal that step signal zero detection circuit is received is reference, and output divide-shut brake signal is to the drive circuit.
Used as a kind of prioritization scheme, the feedback of status correcting module includes position sensor, and the position sensor is used for
The position for sensing the circuit breaker actuating mechanism generates the state feedback information, and the state feedback information is sent to into institute
State controller.
A kind of primary cut-out controlled switching control system according to claim 1, it is characterised in that the control
Device is additionally operable to update the current delay parameter according to outside input.
Compared with prior art, the utility model has following beneficial effect：
Primary cut-out controlled switching control system of the present utility model, simple structure, system stability, antijamming capability
By force, solve the problems, such as the requirement of switching-on phase control in high-potting, in the switching of electric reactive compensating device, can
To reduce switching overvoltage and equipment Risk, two kinds of breakers of spring and magneto are taken into account, preferably resolve magneto and break
Road device controls the inaccurate problem of divide-shut brake using external relay, can directly control the division brake cable of permanent magnet type breaker
Circle.The design of feedback of status correcting module increased the actuation time to breaker and have automatic detection and debugging functions, realize
More accurate Selecting phasing.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the utility model embodiment, below will be to wanting needed for embodiment description
The accompanying drawing for using is briefly described, it is therefore apparent that drawings in the following description are only some embodiments of the present utility model,
For those skilled in the art, on the premise of not paying creative work, can be obtaining other according to these accompanying drawings
Accompanying drawing.In accompanying drawing：
Fig. 1 is a kind of constructive embodiment of primary cut-out controlled switching control system.
Specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail in the way of specific embodiment.Following examples will have
Help those skilled in the art and further understand the utility model, but do not limit the utility model in any form.Should refer to
Go out, using other embodiments, or modification structurally and functionally can also be carried out to embodiment enumerated herein, and
Without departing from scope and spirit of the present utility model.
In a kind of embodiment of primary cut-out controlled switching control system that the utility model is provided, as shown in figure 1,
Including：Controller, synchronizing signal zero-detection circuit, drive circuit, breaker, feedback of status correcting module；
The controller connects respectively with the synchronizing signal zero-detection circuit, drive circuit, feedback of status correcting module
Connect, the output end of the drive circuit connects the control end of the breaker, the breaker also with the feedback of status amendment
The input of module is connected；
The synchronizing signal zero-detection circuit can be known for external stability frequency sine wave signal to be converted to into zero crossing
Other digital reference signal is sent to the controller；The controller obtains switching phase place according to outside input and switching refers to
Order, and time delay is determined according to current delay parameter, the digital reference signal, the switching phase place, prolonging through described
Controlling the breaker by the drive circuit after time late carries out switching action corresponding with switching instruction；The shape
State feedback modifiers module is used to detect the state change of the breaker and sends state feedback information, institute to the controller
State controller to be additionally operable to be modified the current delay parameter according to the state feedback information.
Said external fixed frequency sine wave signal is i.e. synchronous with the signal of Circuit Breaker Switching, can be by external stability
The zero point detection of frequency sine wave signal obtains the dead-center position of the signal for treating switching.The controller is additionally operable to defeated according to outside
Enter to update the current delay parameter.
Zero-detection circuit is also commonly referred to as zero cross detection circuit, is commonly referred to as in AC system, when waveform is from just
When half circumferential negative half period is changed, when zero-bit, the detection that system is made.On-off circuit or frequency detecting can be made.
Used as a kind of optional magneto embodiment of breaker, the breaker includes magneto divide-shut brake coil, electricity
Hold energy-storage module and circuit breaker actuating mechanism；
The drive circuit connects respectively the capacitance energy storage module and the magneto divide-shut brake coil, the breaker
Actuating mechanism is detachably connectable with the magneto divide-shut brake coil magnetic, and the drive circuit responds the control of the controller
Electric discharge of the capacitance energy storage module that is turned on or off to the magneto divide-shut brake coil, so as to control the breaker actuation
The action of mechanism.
Used as the optional spring embodiment of another kind of breaker, the breaker includes spring energy storage trigger module
And circuit breaker actuating mechanism；
The spring energy storage trigger module includes motor, spring mechanism and electromagnet trigger mechanism, and the motor passes through
The electromagnet trigger mechanism connects the spring mechanism, and the motor is used to drive institute by the electromagnet trigger mechanism
State spring mechanism to be stretched to precalculated position and lock, the control end of the electromagnet trigger mechanism is connected with the drive circuit.
The operation principle of the spring energy storage trigger module is：By motor-operated spring mechanism is stretched and locked
Position, so as to storing spring elastic potential energy, unlocks and releases after the electric signal control that electromagnet trigger mechanism circuit driven is sent
Spring mechanism is put, is driven circuit breaker actuating mechanism to carry out action when spring mechanism resets and is completed breaking-closing operating.
As a kind of embodiment, can simultaneously include above-mentioned magneto embodiment and the open circuit of spring embodiment, i.e.,
Arrange two class controlling organizations in device to drive circuit breaker actuating mechanism, mutually redundant configuration to avoid a certain controlling organization
The control failure that failure is caused.
As shown in figure 1, system also includes external communication module；The external communication module is connected with the controller, institute
State controller carries out data exchange by the external communication module and external equipment.The external equipment is touched including man-machine interaction
Touch display screen, and/or mobile communication equipment.Thus achieve the real-time display of circuit-breaker status, current delay parameter it is default
And switching instruction, the transmission of switching phase place.
The controller includes STM32 series monolithics；The STM32 series monolithics are according to outside input is obtained
Switching phase place and switching are instructed, and with the digital reference signal that receives from the synchronizing signal zero-detection circuit as reference, are exported
Divide-shut brake signal is to the drive circuit.
The feedback of status correcting module includes position sensor, and the position sensor is used to sense the breaker actuation
The position of mechanism generates the state feedback information, and the state feedback information is sent to into the controller.Position sensing
Device can be the conventional location sensitive circuit such as proximity switch, contact-making switch.
Used as a kind of optional embodiment, outside sine wave signal was converted to through synchronizing signal zero point detection module
The incoming single-chip microcomputer of the discernible data signal of zero point.Single-chip microcomputer receives delay and adjusts from human-computer interaction interface or external communication module
Section parameter.Feedback of status module feedback breaker state now, when single-chip microcomputer is from human-computer interaction interface or PERCOM peripheral communication mould
Block receives point, close a floodgate order when, the zero point with reference signal as starting point, after predetermined delay adds regulation parameter, output
Point, switching signal；Drive circuit is received after separating brake or switching signal, directly drives spring energy-storage breaker trigger mode
Block；Or to permanent magnet type breaker, capacitance energy storage module is discharged permanent magnet type breaker separating brake or closing coil, drive breaker
Actuating mechanism action.Afterwards switch motion can be completed signal and feeds back to single-chip microcomputer by feedback of status correcting module, single-chip microcomputer record
The time delay that action is completed is issued to from action signal, is compared with historical data of the memory inside single-chip microcomputer, according to
Statistical method gradually corrects original delay parameter.
Preferred embodiment of the present utility model is the foregoing is only, those skilled in the art know, without departing from this practicality
In the case of new spirit and scope, various changes or equivalent can be carried out to these features and embodiment.In addition,
Under teaching of the present utility model, these features and embodiment can be modified with adapt to particular situation and material without
Depart from spirit and scope of the present utility model.Therefore, the utility model is not limited to the particular embodiment disclosed, institute
Fall with the embodiment in the range of claims hereof and belong to protection domain of the present utility model.
Claims (8)
1. a kind of primary cut-out controlled switching control system, it is characterised in that include：Controller, the detection of synchronizing signal zero point
Circuit, drive circuit, breaker, feedback of status correcting module；
The controller is connected respectively with the synchronizing signal zero-detection circuit, drive circuit, feedback of status correcting module, institute
The output end for stating drive circuit connects the control end of the breaker, the breaker also with the feedback of status correcting module
Input is connected；
The synchronizing signal zero-detection circuit is discernible for external stability frequency sine wave signal to be converted to into zero crossing
Digital reference signal is sent to the controller；The controller obtains switching phase place and switching instruction according to outside input, and
Time delay is determined according to current delay parameter, the digital reference signal, the switching phase place, through the time delay
Controlling the breaker by the drive circuit afterwards carries out switching action corresponding with switching instruction；The feedback of status
Correcting module is used to detect the state change of the breaker and sends state feedback information, the control to the controller
Device is additionally operable to be modified the current delay parameter according to the state feedback information.
2. a kind of primary cut-out controlled switching control system according to claim 1, it is characterised in that the breaker
Including magneto divide-shut brake coil, capacitance energy storage module and circuit breaker actuating mechanism；
The drive circuit connects respectively the capacitance energy storage module and the magneto divide-shut brake coil, the breaker actuation
Mechanism is detachably connectable with the magneto divide-shut brake coil magnetic, and the drive circuit responds the control conducting of the controller
Or electric discharge of the capacitance energy storage module to the magneto divide-shut brake coil is disconnected, so as to control the circuit breaker actuating mechanism
Action.
3. a kind of primary cut-out controlled switching control system according to claim 1 and 2, it is characterised in that described disconnected
Road device includes spring energy storage trigger module and circuit breaker actuating mechanism；
The spring energy storage trigger module includes motor, spring mechanism and electromagnet trigger mechanism, and the motor is by described
Electromagnet trigger mechanism connects the spring mechanism, and the motor is used to drive the spring by the electromagnet trigger mechanism
Mechanism is stretched to precalculated position and locks, and the control end of the electromagnet trigger mechanism is connected with the drive circuit.
4. a kind of primary cut-out controlled switching control system according to claim 1, it is characterised in that also including outside
Communication module；The external communication module is connected with the controller, the controller by the external communication module with it is outer
Portion's equipment carries out data exchange.
5. a kind of primary cut-out controlled switching control system according to claim 4, it is characterised in that the outside sets
It is standby to include man-machine interaction touch display screen, and/or mobile communication equipment.
6. a kind of primary cut-out controlled switching control system according to claim 1, it is characterised in that the controller
Including STM32 series monolithics；
The STM32 series monolithics obtain the switching phase place and switching instruction according to outside input, with from the synchronous letter
The digital reference signal that number zero-detection circuit is received is reference, and output divide-shut brake signal is to the drive circuit.
7. a kind of primary cut-out controlled switching control system according to claim 1, it is characterised in that the state is anti-
Feedback correcting module includes position sensor, and the position generation that the position sensor is used to sense the circuit breaker actuating mechanism is described
State feedback information, and the state feedback information is sent to into the controller.
8. a kind of primary cut-out controlled switching control system according to claim 1, it is characterised in that the controller
It is additionally operable to update the current delay parameter according to outside input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621070929.2U CN206164100U (en) | 2016-09-21 | 2016-09-21 | High voltage circuit breaker selects looks switching control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621070929.2U CN206164100U (en) | 2016-09-21 | 2016-09-21 | High voltage circuit breaker selects looks switching control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206164100U true CN206164100U (en) | 2017-05-10 |
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ID=58651412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621070929.2U Active CN206164100U (en) | 2016-09-21 | 2016-09-21 | High voltage circuit breaker selects looks switching control system |
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| CN (1) | CN206164100U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451486A (en) * | 2016-09-21 | 2017-02-22 | 上海思源电力电容器有限公司 | Phase-selection switching control system of high-voltage circuit breaker |
| CN107171537A (en) * | 2017-06-29 | 2017-09-15 | 上海电气富士电机电气技术有限公司 | The Bypass Control System and high-voltage frequency conversion and speed-adjusting device of a kind of power cell |
-
2016
- 2016-09-21 CN CN201621070929.2U patent/CN206164100U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451486A (en) * | 2016-09-21 | 2017-02-22 | 上海思源电力电容器有限公司 | Phase-selection switching control system of high-voltage circuit breaker |
| CN107171537A (en) * | 2017-06-29 | 2017-09-15 | 上海电气富士电机电气技术有限公司 | The Bypass Control System and high-voltage frequency conversion and speed-adjusting device of a kind of power cell |
| CN107171537B (en) * | 2017-06-29 | 2023-07-14 | 上海电气富士电机电气技术有限公司 | Bypass control system of power unit and high-voltage variable-frequency speed regulation device |
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