CN108418306A - A kind of high-voltage switch gear control system of quick response - Google Patents
A kind of high-voltage switch gear control system of quick response Download PDFInfo
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- CN108418306A CN108418306A CN201810266022.0A CN201810266022A CN108418306A CN 108418306 A CN108418306 A CN 108418306A CN 201810266022 A CN201810266022 A CN 201810266022A CN 108418306 A CN108418306 A CN 108418306A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00019—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using optical means
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electronic Switches (AREA)
- Keying Circuit Devices (AREA)
Abstract
A kind of high-voltage switch gear control system of quick response, belongs to technical field of electric equipment, specially a kind of high-voltage switch gear control system.The present invention is directed to existing defect, provides that a kind of fast response time, stability is high, fast high-voltage switch control system of high safety.The push button signalling processing circuit and fiber optic receiver of the present invention receives signal and is transferred to control signal evaluation circuit, it controls signal evaluation circuit and connects Time-Series analysis circuit, Time-Series analysis circuit connects driving circuit, and driving circuit connects silicon-controlled, silicon-controlled connection driving coil；The rectified circuit of power supply connects charging circuit, charging circuit connects storage capacitor, accumulator is separately connected silicon-controlled and electric voltage observation circuit, electric voltage observation circuit connecting fault warning circuit, failure alarm circuit is separately connected charging control circuit and control signal evaluation circuit, high-voltage switch gear position monitoring circuit connection failure signal circuit.Present invention is mainly applied to the high-tension switch gears of distribution system.
Description
Technical field
The invention belongs to technical field of electric equipment, specially a kind of high-voltage switch gear control system.
Background technology
With the development of national economy, requirement of the city to power distribution network capacity is higher and higher, in the composition of national economy body
Add the very high manufacturing industry of very more the degree of automation, service trade, and automated production be economic development must
Right trend.In this way, not only to ensure the net capacity of urban electricity supply, more the reliability of power grid power supply, power supply quality are proposed more
High requirement.In some special industries, the maximum power-off time of permission is in milliseconds.It is several once occurring in power distribution network
Ten or hundreds of milliseconds of instantaneous voltage lifting, gently then lead to equipment damage, it is heavy then make entire distribution system collapse, it causes huge
Loss.In order to avoid the generation of above-mentioned accident, not only the automation of power distribution network high-voltage switch equipment is proposed higher
It is required that also to have higher requirement to response speed, the stability etc. of high-voltage switch gear.
It is therefore desirable to which a kind of fast response time, stability are high, the quick response high-voltage switch gear of high safety control system
System.
Invention content
The present invention is carried for the defect that existing high-voltage switch gear control system response speed is slow, stability is poor, not safe enough
Supply that a kind of fast response time, stability is high, high-voltage switch gear control system of high safety.
A kind of technical solution of the high-voltage switch gear control system of quick response according to the present invention is as follows：
A kind of high-voltage switch gear control system of quick response according to the present invention, it includes divide-shut brake signal circuit, control
Main circuit, charging main circuit, silicon-controlled, driving coil, failure alarm circuit and high-voltage switch gear position monitoring circuit processed；Described
Divide-shut brake signal circuit includes push button signalling processing circuit, fiber optic receiver and control signal evaluation circuit；The control master
Circuit includes Time-Series analysis circuit, driving circuit and charging control circuit；The charging main circuit includes power circuit, rectification
Circuit, charging circuit, storage capacitor, electric voltage observation circuit and photoelectric isolated chip；The push button signalling processing circuit receives
Push button signalling simultaneously transfers signals to control signal evaluation circuit, and the fiber optic receiver reception optical fiber controls signal and will letter
Number it is transferred to control signal evaluation circuit, the input of the output end connection Time-Series analysis circuit of the control signal evaluation circuit
End, the input terminal of the output end connection driving circuit of the Time-Series analysis circuit, the output end connection of the driving circuit
Silicon-controlled input terminal, the silicon-controlled output end connect driving coil；The output end connection of the power circuit is whole
The input terminal of current circuit, the rectification circuit output end connection charging circuit input terminal, the charging circuit it is defeated
Outlet connects the input terminal of storage capacitor, and the output end of the accumulator is divided into two-way：Silicon-controlled input is connected all the way
End, another way connect the input terminal of electric voltage observation circuit, and the output end of the electric voltage observation circuit connects photoelectric isolated chip
Input terminal, the input terminal of the output end connecting fault warning circuit of the photoelectric isolated chip, the fault alarm electricity
The output end on road is divided into two-way, connects charging control circuit, another way connection control signal evaluation circuit, the high pressure all the way
The input terminal of the output end connecting fault signal circuit of position of the switch observation circuit.
Further：The divide-shut brake signal circuit includes one group of logic chip, for believing fiber-optic signal and button
It number is analyzed, while the logic qualified relation of fault-signal is set.
Further：The control main circuit includes at least a logic chip, for charging control signal and electricity
Hold voltage fault signal and carries out logic analysis；Including at least a monostable flipflop, for capacitive charge control signal, coil
The operation of the work schedule relationship of working condition.
Further：The charging main circuit, charges to storage capacitor in a manner of constant-voltage charge.
Further：The rectification circuit includes at least a diode and a backward dioded, in energy storage
Capacitance protects rectifying device when discharging, and includes at least one group of DC power supply.
Further：The electric voltage observation circuit include at least voltage comparator, voltage stabilizing a reference source, optical relay and
MOSFET is managed, and is used for monitoring voltage.
Further：The failure alarm circuit includes at least a timer and a JK flip-flop, for storage
The judgement of energy capacitance voltage failure；Including at least one group of logic chip, it is used for signal Analysis, whether decision-making system to be in failure shape
State；Including at least a switching transistor, for controlling trouble lamp；High-voltage switch gear position is set simultaneously and outputs relay use
In feedback high-voltage switch gear position state signal.
Further：The high-voltage switch gear position monitoring circuit includes at least 2 infrared sensors, for judging high pressure
The location status of switch；Including at least a switching transistor, for controlling position of the switch indicator light；High-voltage switch gear is set simultaneously
Relay is outputed for feeding back high-voltage switch gear position state signal in position.
The beneficial effects of the invention are as follows：
The high-voltage switch gear control system of a kind of quick response according to the present invention, by charging circuit storage capacitor to electricity
Hold and carry out constant-voltage charge, and design voltage observation circuit, by high-voltage switch gear position monitoring circuit, failure alarm circuit, to being
System working condition is monitored in real time, and when working state of system is abnormal, timely halt system works and alarms, and improves system
Security performance；By divide-shut brake signal circuit, signal type is judged, provide actuating signal for subsequent conditioning circuit, not only there is optical fiber control
The function of the remote controlled manner of system, also proximal end manual operation, by logic circuit carry out that interlocking ensure that its signal can
By property；Control main circuit provides the switch control signal that electromagnetic launch coil motion needs electric energy, when determining each section work
Sequence problem, the work of guarantee system do not conflict, and improve stability and the safety of system operation；Power circuit is via rectification circuit pair
220V voltages carry out transformation, rectification, filtering, voltage stabilizing, and regulated power supply is provided for logic chip and silicon-controlled driving.
Description of the drawings
Fig. 1 is the structure chart of quick response high-voltage switch gear control system；
Fig. 2 is the topological circuit figure of quick response high-voltage switch gear control system.
Specific implementation mode
With reference to embodiment, the following further describes the technical solution of the present invention, and however, it is not limited to this, every right
Technical solution of the present invention is modified or replaced equivalently, and without departing from the spirit of the technical scheme of the invention and range, should all be contained
It covers in protection scope of the present invention.
Embodiment 1
Illustrate the present embodiment in conjunction with Fig. 1 and Fig. 2, in the present embodiment, a kind of height of quick response according to the present invention
Compress switch control system, it include divide-shut brake signal circuit 1, control main circuit 2, charging main circuit 3, silicon-controlled, driving coil,
Failure alarm circuit and high-voltage switch gear position monitoring circuit；The divide-shut brake signal circuit 1 include push button signalling processing circuit,
Fiber optic receiver and control signal evaluation circuit；The control main circuit 2 includes Time-Series analysis circuit, driving circuit and charging
Control circuit；The charging main circuit 3 includes power circuit, rectification circuit, charging circuit, storage capacitor, voltage monitoring electricity
Road and photoelectric isolated chip；The push button signalling processing circuit receives push button signalling and transfers signals to control signal analysis
Circuit, fiber optic receiver reception optical fiber control signal simultaneously transfer signals to control signal evaluation circuit, the control
The input terminal of the output end connection Time-Series analysis circuit of signal evaluation circuit processed, the output end connection of the Time-Series analysis circuit
The output end of the input terminal of driving circuit, the driving circuit connects silicon-controlled input terminal, the silicon-controlled output
End connection driving coil；The power circuit output end connection rectification circuit input terminal, the rectification circuit it is defeated
Outlet connects the input terminal of charging circuit, the input terminal of the output end connection storage capacitor of the charging circuit, the storage
The output end of energy circuit is divided into two-way：Silicon-controlled input terminal is connected all the way, another way connects the input terminal of electric voltage observation circuit,
The input terminal of the output end connection photoelectric isolated chip of the electric voltage observation circuit, the output end of the photoelectric isolated chip
The output end connection of the input terminal of connecting fault warning circuit, the failure alarm circuit is divided into two-way, connection charging all the way
Control circuit, another way connection control signal evaluation circuit, the output end connection event of the high-voltage switch gear position monitoring circuit
Hinder the input terminal of signal circuit.
More specifically：The divide-shut brake signal circuit 1 by logic chip 74LS27,74LS00,74LS11,
The logical combination of 74LS02 analyzes fiber-optic signal and button signal, while the logic for considering fault-signal is limited and closed
System.
More specifically：The control way circuit 2 is by the logic chip of model 74LS02 to charging control signal
Logic analysis is carried out with capacitance voltage fault-signal, capacitor charging control is carried out using the monostable flipflop of model 74LS221
Signal processed, coil working state work schedule relationship operation.
More specifically：The charging way circuit 3, charges to storage capacitor in a manner of constant-voltage charge.
More specifically：The rectification circuit uses the diode rectification of model 10A10, and reversed two pole is arranged
Pipe, plays the protective effect to rectifying device when storage capacitor discharges, by 220V voltages by transformation, rectification, filtering, voltage stabilizing
(voltage stabilizing chip of model 7805,7812,7815) provides the power supply of+5V ,+12V ,+15V for circuit.
More specifically：The electric voltage observation circuit includes mainly voltage comparator, the model that model LM393 is constituted
For the voltage stabilizing a reference source of LM385-2.5, the nonlinear optical relay of model TLP241；The switch of capacitor charging uses model
The high speed MOSFET pipes of 2SK3799.
More specifically：The failure alarm circuit is completed using the JK flip-flop of 555 timers, model CD4027
The judgement of storage capacitor voltage failure；Pass through logic chip 74LS02,74LS08,74LS32 signal Analysis (high-voltage switch gear position
Signal, storage capacitor voltage fault signal) whether decision-making system is in malfunction, additionally by the switch three of model 8050
Pole pipe controls trouble lamp, while fault alarm is arranged and outputs relay feedback fault-signal.
More specifically：The high-voltage switch gear position monitoring circuit passes through the equal placed type at high-voltage switch gear switching on and off
Number it is used for judging high-voltage switch gear location status for the infrared sensor of EE-SX671A, and passes through the switch of model 8,050 three
Pole pipe controls position of the switch indicator light, while high-voltage switch gear position is arranged and outputs relay feedback high-voltage switch gear location status letter
Number.
Claims (8)
1. a kind of high-voltage switch gear control system of quick response, which is characterized in that it includes divide-shut brake signal circuit (1), control
Main circuit (2), charging main circuit (3), silicon-controlled, driving coil, failure alarm circuit and high-voltage switch gear position monitoring circuit；Institute
The divide-shut brake signal circuit (1) stated includes push button signalling processing circuit, fiber optic receiver and control signal evaluation circuit；Described
It includes Time-Series analysis circuit, driving circuit and charging control circuit to control main circuit (2)；The charging main circuit (3) includes
Power circuit, rectification circuit, charging circuit, storage capacitor, electric voltage observation circuit and photoelectric isolated chip；The push button signalling
Processing circuit receives push button signalling and transfers signals to control signal evaluation circuit, the fiber optic receiver reception optical fiber control
Signal processed simultaneously transfers signals to control signal evaluation circuit, the output end connection sequential point of the control signal evaluation circuit
Analyse the input terminal of circuit, the input terminal of the output end connection driving circuit of the Time-Series analysis circuit, the driving circuit
Output end connect silicon-controlled input terminal, the silicon-controlled output end connects driving coil；The power circuit
Output end connects the input terminal of rectification circuit, and the input terminal of the output end connection charging circuit of the rectification circuit is described
The input terminal of the output end connection storage capacitor of charging circuit, the output end of the accumulator are divided into two-way：It connects all the way
Silicon-controlled input terminal, another way connect the input terminal of electric voltage observation circuit, the output end connection of the electric voltage observation circuit
The input terminal of photoelectric isolated chip, the input terminal of the output end connecting fault warning circuit of the photoelectric isolated chip are described
The output end of failure alarm circuit be divided into two-way, connect charging control circuit, another way connection control signal analysis electricity all the way
Road, the input terminal of the output end connecting fault signal circuit of the high-voltage switch gear position monitoring circuit.
2. a kind of high-voltage switch gear control system of quick response according to claim 1, which is characterized in that the division
Lock signal circuit (1) includes one group of logic chip, for analyzing fiber-optic signal and button signal, while failure letter is arranged
Number logic qualified relation.
3. a kind of high-voltage switch gear control system of quick response according to claim 1, which is characterized in that the control
Main circuit (2) includes at least a logic chip, for carrying out logic point to charging control signal and capacitance voltage fault-signal
Analysis；Including at least a monostable flipflop, for capacitive charge control signal, the work schedule relationship of coil working state
Operation.
4. a kind of high-voltage switch gear control system of quick response according to claim 1, which is characterized in that the charging
Main circuit (3), charges to storage capacitor in a manner of constant-voltage charge.
5. a kind of high-voltage switch gear control system of quick response according to claim 4, which is characterized in that the rectification
Circuit includes at least a diode and a backward dioded, for being protected to rectifying device when storage capacitor discharges
Shield includes at least one group of DC power supply.
6. a kind of high-voltage switch gear control system of quick response according to claim 4, which is characterized in that the voltage
Observation circuit includes at least voltage comparator, voltage stabilizing a reference source, optical relay and MOSFET pipes, is used for monitoring voltage.
7. a kind of high-voltage switch gear control system of quick response according to claim 1, which is characterized in that the failure
Warning circuit includes at least a timer and a JK flip-flop, for the judgement to storage capacitor voltage failure；At least wrap
One group of logic chip is included, signal Analysis is used for, whether decision-making system is in malfunction；Including at least a switching transistor,
For controlling trouble lamp；High-voltage switch gear position is set simultaneously and outputs relay for feeding back high-voltage switch gear location status letter
Number.
8. a kind of high-voltage switch gear control system of quick response according to claim 1, which is characterized in that the high pressure
Position of the switch observation circuit includes at least 2 infrared sensors, the location status for judging high-voltage switch gear；Including at least one
Switching transistor, for controlling position of the switch indicator light；High-voltage switch gear position is set simultaneously and outputs relay for feeding back high pressure
Position of the switch status signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810266022.0A CN108418306A (en) | 2018-03-28 | 2018-03-28 | A kind of high-voltage switch gear control system of quick response |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810266022.0A CN108418306A (en) | 2018-03-28 | 2018-03-28 | A kind of high-voltage switch gear control system of quick response |
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| CN108418306A true CN108418306A (en) | 2018-08-17 |
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| CN201810266022.0A Pending CN108418306A (en) | 2018-03-28 | 2018-03-28 | A kind of high-voltage switch gear control system of quick response |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101393818A (en) * | 2008-10-10 | 2009-03-25 | 国网武汉高压研究院 | High-voltage vacuum circuit breaker |
| CN101419093A (en) * | 2008-11-25 | 2009-04-29 | 西安交通大学 | Sensing device for on-line monitoring temperature rising state for high voltage switch electrical equipment |
| CN103023367A (en) * | 2012-12-14 | 2013-04-03 | 哈尔滨理工大学 | Crude oil electric dehydration high voltage power supply device |
| EP3048863A1 (en) * | 2015-01-26 | 2016-07-27 | Lily Digital LLP | Control circuit and method |
| CN106707903A (en) * | 2017-03-16 | 2017-05-24 | 扬州新概念电气有限公司 | Novel permanent magnet mechanism controller for high-voltage circuit breaker |
| CN206947240U (en) * | 2017-06-02 | 2018-01-30 | 深圳唐磁电气有限公司 | A kind of intelligent light-controlled vacuum circuit breaker |
-
2018
- 2018-03-28 CN CN201810266022.0A patent/CN108418306A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101393818A (en) * | 2008-10-10 | 2009-03-25 | 国网武汉高压研究院 | High-voltage vacuum circuit breaker |
| CN101419093A (en) * | 2008-11-25 | 2009-04-29 | 西安交通大学 | Sensing device for on-line monitoring temperature rising state for high voltage switch electrical equipment |
| CN103023367A (en) * | 2012-12-14 | 2013-04-03 | 哈尔滨理工大学 | Crude oil electric dehydration high voltage power supply device |
| EP3048863A1 (en) * | 2015-01-26 | 2016-07-27 | Lily Digital LLP | Control circuit and method |
| CN106707903A (en) * | 2017-03-16 | 2017-05-24 | 扬州新概念电气有限公司 | Novel permanent magnet mechanism controller for high-voltage circuit breaker |
| CN206947240U (en) * | 2017-06-02 | 2018-01-30 | 深圳唐磁电气有限公司 | A kind of intelligent light-controlled vacuum circuit breaker |
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Application publication date: 20180817 |