CN106057594A - Device for self-adaptively controlling action of circuit breaker - Google Patents
Device for self-adaptively controlling action of circuit breaker Download PDFInfo
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- CN106057594A CN106057594A CN201610562400.0A CN201610562400A CN106057594A CN 106057594 A CN106057594 A CN 106057594A CN 201610562400 A CN201610562400 A CN 201610562400A CN 106057594 A CN106057594 A CN 106057594A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
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Abstract
The invention relates to a device for self-adaptively controlling the action of a circuit breaker so that the problem of self-adaptively controlling separating and closing of the circuit breaker can be effectively solved. The technical scheme is that a master control unit is respectively connected with a voltage and current acquisition module, a state quantity input and output module, an IGBT driving module, a power supply module and an OLED display module. The IGBT driving module is connected with the circuit breaker. The device is novel and unique in structure and simple and reasonable so that pull force maintaining separating and closing can be flexibly adjusted and provided, use cost of the circuit breaker can be greatly simplified and reduced and the intelligent level of the controller device can be enhanced, the device is suitable for more than 90% of the circuit breakers on the market, and thus the device is safe and reliable, convenient to use and great in effect and has great social and economic benefit.
Description
Technical field
The present invention relates to distribution network automation equipment, the device of a kind of Self Adaptive Control breaker actuation.
Background technology
Current Intelligent Circuit Breaker Controller realizes the divide-shut brake function of chopper by controlling capacitor discharge time, its
Being typically the fixing 30ms 90ms according to conventional chopper use experience the discharge time of middle electric capacity, discharge current is to electromagnetism
The magnetic force that body produces be enough to make switch motion, but the permanent magnet mechanism of traditional breaker body and technique exist largely
Deviation cause part chopper to need pulling force excessive, traditional controller uses when carrying out deciliter action fixing discharge time
Easily failure, this is the mechanical performance decision of killer switch.If discharge time 30ms will be fixed on, then body due to
Need pulling force exceed 30ms release energy and cause baulk, if discharge time 90ms will be fixed to, this cognition due to
Dynamics excessive generation bounce-back also results in baulk, and this will have a strong impact on the safe operation of power distribution network.Therefore, it improves and wound
The most imperative.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the purpose of the present invention is just to provide a kind of Self Adaptive Control
The device of breaker actuation, the problem that can effectively solve Self Adaptive Control circuit-breaker switching on-off.
The technical scheme that the present invention solves is, the device of a kind of Self Adaptive Control breaker actuation, including:
Main control unit: the voltage x current value uploaded for read voltage current acquisition module, and according to these electric parameters
And panel set amount judges whether chopper carries out action；
Voltage x current acquisition module: for the collection of alternating voltage electric current, and the analog quantity collected is transferred to master control
Chip processes, and is shown to oled panel display module in real time；
Quantity of state input/output module: gather the duty of chopper and be sent to main control unit；
IGBT drive module: main control unit sends control signals to IGBT drive module, it is achieved to multiple IGBT break-makes
Controlling, thus reach the purpose of circuit-breaker switching on-off, this IGBT drive module of still further aspect is also by magnitude of voltage current for electric capacity
Return to main control unit, when chopper needs action main control unit using electric capacity current voltage as a criterion；
Power module: for providing power supply for complete machine；
OLED display module: for the intercommunication with main control unit, real-time circuit voltage x current information, it is possible to
Each control parameter is modified, display present apparatus state in which and the fault message of circuit, and adjust according to user's request
Whole control parameter and control logic；
Main control unit respectively with voltage x current acquisition module, quantity of state input/output module, IGBT drive module, power supply mould
Block is connected with OLED display module, and IGBT drive module is connected with chopper.
A kind of control breaker closing method of device based on Self Adaptive Control breaker actuation, comprises the following steps:
(1) the voltage x current data collected are uploaded to main control unit by voltage x current acquisition module；
(2) main control unit is according to the voltage x current threshold value arranged in OLED display module, on voltage x current acquisition module
The voltage x current data passed and the circuit breaker switch state amount binding analysis of detection, it is determined whether enter combined floodgate flow process；
(3) combined floodgate flow process is entered, electric capacity electric discharge 30ms；
(4) whether the state of detection killer switch is "on" position；
(5) if being still gate-dividing state, again detecting after 5ms, if being still gate-dividing state, duplicate detection process, during time delay
Between more than 90ms time close a floodgate unsuccessfully；
(6) if after electric capacity electric discharge 30ms, detection switch position is "on" position when starting, then time delay 3ms detects switch shape again
Whether state is "on" position, if being still "on" position, closes a floodgate successfully, if gate-dividing state then enters step (4).
A kind of control breaker open operation method of device based on Self Adaptive Control breaker actuation, comprises the following steps:
(1) the voltage x current data collected are uploaded to main control unit by voltage x current acquisition module；
(2) main control unit is according to the voltage x current threshold value arranged in OLED display module, on voltage x current acquisition module
The voltage x current data passed and the circuit breaker switch state amount binding analysis of detection, it is determined whether enter separating brake flow process；
(3) separating brake flow process is entered, electric capacity electric discharge 30ms；
(4) whether the state of detection killer switch is gate-dividing state；
(5) if being still gate-dividing state, again detecting after 5ms, if being still gate-dividing state, duplicate detection process, during time delay
Between more than 90ms time separating brake failure；
(6) if after electric capacity electric discharge 30ms, detection switch position is gate-dividing state when starting, then time delay 3ms detects switch shape again
Whether state is gate-dividing state, if being still gate-dividing state, separating brake success, if gate-dividing state then enters step (4).
Present configuration novelty is unique, advantages of simple, it is possible to flexible also provides the pulling force maintaining divide-shut brake, greatly
Simplify and reduce the use cost of chopper and improve the intelligent level of control device, it is possible to being suitable on the market more than 90%
Chopper use, safe and reliable, easy to use, effective, have good Social and economic benef@.
Accompanying drawing explanation
Fig. 1 is the structure frame schematic diagram of the present invention.
Fig. 2 is the circuit theory diagrams of main control unit of the present invention.
Fig. 3 is the circuit theory diagrams of voltage x current acquisition module of the present invention.
Fig. 4 is status circuit, opening and closing state input circuit and the circuit theory of involution circuit of a distant place of the present invention/on the spot
Figure.
Fig. 5 is manual brake separating circuit of the present invention, closing by hand circuit and the circuit theory diagrams of remote signals circuit.
Fig. 6 is the circuit theory diagrams of invention activation circuit.
Fig. 7 is the circuit theory diagrams of OLED display module of the present invention.
Fig. 8 is the circuit theory diagrams of IGBT drive module of the present invention.
Fig. 9 is the logical flow chart of breaker closing of the present invention.
Figure 10 is the logical flow chart of breaker open operation of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in further detail.
Being given by Fig. 1-10, the present invention includes:
Main control unit: the voltage x current value uploaded for read voltage current acquisition module, and according to these electric parameters
And panel set amount judges whether chopper carries out action；
Voltage x current acquisition module: for the collection of alternating voltage electric current, and the analog quantity collected is transferred to master control
Chip processes, and is shown to oled panel display module in real time；
Quantity of state input/output module: gather the duty of chopper and be sent to main control unit；
IGBT drive module: main control unit sends control signals to IGBT drive module, it is achieved to multiple IGBT break-makes
Controlling, thus reach the purpose of circuit-breaker switching on-off, this IGBT drive module of still further aspect is also by magnitude of voltage current for electric capacity
Return to main control unit, when chopper needs action main control unit using electric capacity current voltage as a criterion；
Power module: for providing power supply for complete machine；
OLED display module: for the intercommunication with main control unit, real-time circuit voltage x current information, it is possible to
Each control parameter is modified, display present apparatus state in which and the fault message of circuit, and adjust according to user's request
Whole control parameter and control logic；
Main control unit respectively with voltage x current acquisition module, quantity of state input/output module, IGBT drive module, power supply mould
Block is connected with OLED display module, and IGBT drive module is connected with chopper.
During combined floodgate, comprise the following steps:
(1) the voltage x current data collected are uploaded to main control unit by voltage x current acquisition module；
(2) main control unit is according to the voltage x current threshold value arranged in OLED display module, on voltage x current acquisition module
The voltage x current data passed and the circuit breaker switch state amount binding analysis of detection, it is determined whether enter combined floodgate flow process；
(3) combined floodgate flow process is entered, electric capacity electric discharge 30ms；
(4) whether the state of detection killer switch is "on" position；
(5) if being still gate-dividing state, again detecting after 5ms, if being still gate-dividing state, duplicate detection process, during time delay
Between more than 90ms time close a floodgate unsuccessfully；
(6) if after electric capacity electric discharge 30ms, detection switch position is "on" position when starting, then time delay 3ms detects switch shape again
Whether state is "on" position, if being still "on" position, closes a floodgate successfully, if gate-dividing state then enters step (4).
During separating brake, comprise the following steps:
(1) the voltage x current data collected are uploaded to main control unit by voltage x current acquisition module；
(2) main control unit is according to the voltage x current threshold value arranged in OLED display module, on voltage x current acquisition module
The voltage x current data passed and the circuit breaker switch state amount binding analysis of detection, it is determined whether enter separating brake flow process；
(3) separating brake flow process is entered, electric capacity electric discharge 30ms；
(4) whether the state of detection killer switch is gate-dividing state；
(5) if being still gate-dividing state, again detecting after 5ms, if being still gate-dividing state, duplicate detection process, during time delay
Between more than 90ms time separating brake failure；
(6) if after electric capacity electric discharge 30ms, detection switch position is gate-dividing state when starting, then time delay 3ms detects switch shape again
Whether state is gate-dividing state, if being still gate-dividing state, separating brake success, if gate-dividing state then enters step (4).
For ensureing using effect, described main control unit includes chip U1A and chip U1B；
Described chip U1A and the model of chip U1B are SZ_STM32F407；
Described voltage x current acquisition module includes chip U26, transformator T5 and transformator T2, and 4 feet of chip U26 connect core
The 45B foot of sheet U1B, 7 feet connect one end and one end of resistance R87 of electric capacity C75 respectively, and the other end of electric capacity C75 is with electric capacity C77's
One end is connected, the common end ground connection of electric capacity C75 and electric capacity C77, one end of the other end of electric capacity C77 connecting resistance R91 respectively and chip
8 feet of U26, the other end of resistance R87 connects one end and one end of resistance R86 of electric capacity C74 respectively, the other end of electric capacity C74 with
One end of electric capacity C76 is connected, and holds ground connection altogether, another of one end of the other end of electric capacity C76 connecting resistance R90 respectively and resistance R91
End, one end of the other end of resistance R86 connecting resistance R88 respectively and one end of magnetic bead L8, the other end of resistance R88 and resistance R89
One end be connected, hold ground connection altogether, the other end of the other end of resistance R89 connecting resistance R90 respectively and one end of magnetic bead L9, magnetic bead L8
The other end be connected with 2 feet of transformator T5, the other end of magnetic bead L9 is connected with 4 feet of transformator T5, and 1 foot of transformator T5 is
Current input terminal, 3 feet are current output terminal, equipped with Transient Suppression Diode D25 between 1 foot and 3 feet；
18 feet of chip U26 connect one end and one end of resistance R73 of electric capacity C54 respectively, the other end ground connection of electric capacity C54,
The other end of resistance R73 connects 4 feet and one end of resistance R72 of transformator T2 respectively, and the other end of resistance R72 connects transformator respectively
2 feet of T2 and one end of resistance R71, the other end of resistance R71 connects one end of electric capacity C50 and 23 feet of chip U26, electric capacity respectively
The other end ground connection of C50,1 foot of transformator T2 connects one end and one end of resistance RA2, the wink of Transient Suppression Diode D22 respectively
The other end of state suppression diode D22 is connected with 3 feet of transformator T2, and the other end of resistance RA2 is equipped with the resistance of series connection with it
RA1；
29 feet of chip U26 connect the 27B foot of chip U1B, and 32 feet connect the 28B foot of chip U1B, and 35 feet meet the 30B of chip U1B
Foot, 36 feet connect the 49B foot of chip U1B, and 39 feet connect the 50B foot of chip U1B；37 feet connect the 48B foot of chip U1B, and 38 feet connect chip
The 47B foot of U1B；
The model of described chip U26 is ADE7878CPZ；
Described quantity of state input/output module include the status circuit of a distant place that structure is identical/on the spot, involution circuit and point
"on" position input circuit, manual brake separating circuit, closing by hand circuit, involution circuit, active circuit and remote signals circuit；
Wherein, the status circuit of a distant place/on the spot, opening and closing state input circuit are identical with involution circuit structure, all include light
Electric coupler U10, a pin of photoelectrical coupler U10 input one end of connecting resistance R35, one end of electric capacity C93, electricity respectively
Hold one end of C94, another pin of photoelectrical coupler U10 input and the outfan of power module, the other end of electric capacity C93
It is connected with the other end of electric capacity C94, holds ground connection altogether, one end of the other end of resistance R35 connecting resistance R36 respectively and transient state suppression two
One end of pole pipe D7, the other end of resistance R36 connects one end and one end of varistor RT5, the varistor of inductance L24 respectively
The other end of RT5 is connected with the other end of Transient Suppression Diode D7, holds ground connection altogether, and the other end of inductance L24 is as a distant place/just
Ground status circuit, opening and closing state input circuit and the input of involution circuit,
For a distant place/on the spot status circuit and involution circuit, the other end of inductance L24 is all connected with panel button；
For opening and closing state input circuit, the other end of inductance L24 is connected with the auxiliary node of breaker body；
One end of one pin of photoelectrical coupler U10 outfan and respectively connecting resistance R33 and one end of resistance R34, electricity
The other end of resistance R33 is connected with power module, another pin of photoelectrical coupler U10 outfan and one end phase of electric capacity C18
Even, hold ground connection, the other end of electric capacity C18 to be connected with the other end of resistance R34 altogether, altogether end as the status circuit of a distant place/on the spot, divide
"on" position input circuit and the outfan of involution circuit,
For the status circuit of a distant place/on the spot, the 19A foot of the common chip termination U1A of electric capacity C18 and resistance R34；
For opening and closing state input circuit, the 22A foot of the common chip termination U1A of electric capacity C18 and resistance R34；
For involution circuit, the 22B foot of the common chip termination U1B of electric capacity C18 and resistance R34；
Described manual brake separating circuit, closing by hand circuit are identical with remote signals circuit structure, all include resistance R50,
Electric capacity C31, inductance L28 and Transient Suppression Diode D29, one end of resistance R50 is connected with the outfan of power module, resistance
The other end of R50 meets one end of electric capacity C31, one end of Transient Suppression Diode D29 and one end of inductance L28, electric capacity C31 respectively
The other end be connected with the other end of Transient Suppression Diode D29, hold ground connection altogether, the other end of inductance L28 is as manual brake separating
Circuit, closing by hand circuit and the input of remote signals circuit, be all connected with panel button；
The common end of resistance R50, electric capacity C31, inductance L28 and Transient Suppression Diode D29 as manual brake separating circuit, manually
Combined floodgate circuit and the outfan of remote signals circuit,
For manual brake separating circuit, the 15B foot of this common chip termination U1B；
For closing by hand circuit, the 16B foot of this common chip termination U1B；
For remote signals circuit, this common end connects the 39A foot of chip U1A, 40A foot, 47A foot and 48A foot respectively；
Described active circuit includes photoelectrical coupler U16, and a pin of photoelectrical coupler U16 input connects electricity respectively
The outfan of source module and one end of resistance R12, the other end of resistance R12 one end of connecting resistance R20, photoelectrical coupler respectively
Another pin of U16 input, one end of Transient Suppression Diode D4, the other end of resistance R20 is through inductance L27 and electric capacity
One end of C92 is connected, and the other end of electric capacity C92 is connected with the other end of Transient Suppression Diode D4, holds ground connection, electric capacity C92 altogether
With the common end of inductance L27 as input, connecing the 18A foot of chip U1A, a pin of photoelectrical coupler U16 outfan is respectively
One end of connecting resistance R2, one end of varistor RT8, the positive pole of diode D33, the other end of resistance R2 is with diode D33's
Negative pole is connected, and end is connected with the outfan of power module altogether, another pin of photoelectrical coupler U16 outfan and varistor
The other end of RT8 is connected, and holds ground connection altogether, and the common end of photoelectrical coupler U16, resistance R2, varistor RT8 and diode D33 is made
For outfan, it is connected with panel button；
The model of described photoelectrical coupler is TLP521；
Described OLED display module include 1 foot of chip U2, chip U2 through resistance R31 respectively with the output of power module
End is connected with one end of electronics R32, and the other end of resistance R32 connects 32 feet of chip U2,48 feet, 64 feet, 19 feet and 13 feet respectively,
5 feet of chip U2 connect one end and one end of crystal oscillator Y1 of electric capacity C5 respectively, the other end of crystal oscillator Y1 connect respectively chip U2 6 feet and
One end of electric capacity C6, the other end of electric capacity C6 is connected with the other end of electric capacity C5, holds ground connection altogether, and 60 feet of chip U2 are through resistance
R29 ground connection, one end of 7 feet of chip U2 connecting resistance R30 respectively and one end of electric capacity C7, the other end ground connection of electric capacity C7, resistance
The other end of R30 is connected with the outfan of power module, and 28 feet of chip U2 meet the 20A of chip U1A through resistance R28 ground connection, 8 feet
Foot, 9 feet connect the 19A foot of chip U1A, and 11 feet connect the 24A foot of chip U1A, and 37 feet connect the 46B foot of chip U1B, and 38 feet connect chip
The 36B foot of U1B, 3 feet connect one end and one end of crystal oscillator Y2 of electric capacity C8 respectively, and the other end of crystal oscillator Y2 connects the 4 of chip U2 respectively
Foot and one end of electric capacity C9, the other end of electric capacity C8 is connected with the other end of electric capacity C9, holds ground connection, 31 feet of chip U2 and 47 altogether
Foot, 63 feet, 18 feet, 12 feet are connected, and hold ground connection altogether.
The model of described chip U2 is STM32F103RBT6；
Described IGBT drive module includes that IGBT pipe V1, V2, V3, V4, the colelctor electrode of IGBT pipe V1 connect electric capacity C's respectively
Positive pole and the colelctor electrode of IGBT pipe V3, the gate leve of IGBT pipe V1 one end of connecting resistance RW1, the 12B foot of chip U1B, 13B respectively
Foot, one end of resistance RW4 and the gate pole of IGBT pipe V4, the other end of resistance RW1 connects the emitter stage of IGBT pipe V1, IGBT pipe respectively
The colelctor electrode of V2 and the positive pole of breaker coil, the gate pole of IGBT pipe V2 one end of connecting resistance RW2, the 11B of chip U1B respectively
Foot, the 14B foot of U1B, one end of resistance RW3 and the gate pole of IGBT pipe V3, the other end of resistance RW2 connect respectively electric capacity C negative pole,
The emitter stage of IGBT pipe V4 and the other end of resistance RW4, the colelctor electrode of IGBT pipe the V4 other end of connecting resistance RW3, IGBT respectively
The emitter stage of pipe V3 and the negative pole of breaker coil.
As it is shown in figure 1, be present configuration frame schematic diagram, it includes main control unit, voltage x current acquisition module, state
Amount input/output module, OLED display module, IGBT drive module, power module, wherein, IGBT driving and power module and master
Control unit is connected, and the driving to permanent magnet mechanism operates, and actually the coil of permanent magnet mechanism is carried out forward and reverse control so that it is
Producing the magnetic field that direction is controlled, interact with permanent magnetism iron core, form bistable state interlocking, permanent magnet armature drives true control switch real
Existing divide-shut brake controls, and therefore IGBT drive module is the output of control circuit, it is possible to directly control the divide-shut brake of breaker body
Operation.
As in figure 2 it is shown, described main control unit is connected with modules by main control chip pin controls whole device
Function.
As it is shown on figure 3, described voltage x current acquisition module, realize current sample by current transformer, pass through voltage
After transformer and resistor voltage divider network realize voltage sample, use the special electricity of chip U26 to process chip and the signal gathered is entered
Row calculates, and obtains voltage, and current value also calculates relevant power, frequency and phase place.Stablized by hardware and digital filtering
Data reliably.Chip is connected with main control chip by spi bus.The every 125us of special chip interrupts once, calculates a number
According to.Main control chip is uploaded to by SPI.Main control unit is analyzed by the data uploading collection, according to the electric current gathered
Value determines whether to enter divide-shut brake flow process.37 feet of its chips U26,38 feet are data output and the input port of SPI, 36 feet
For the input end of clock mouth of SPI, 29 feet, 32 feet are the interrupt output mouth of chip U26, and 35 feet are calibration pulse delivery outlet, all connect
Receive on corresponding main control chip pin.
As shown in Figure 4, described quantity of state input/output module is directly connected with main control unit, is used for detecting chopper
Input quantity, as the decision condition whether carrying out divide-shut brake.Wherein a distant place/status circuit, opening and closing state input electricity on the spot
Road is identical with involution circuit structure, and manual brake separating circuit, closing by hand circuit are identical with remote signals circuit structure.Divide-shut brake shape
State input circuit introduces the auxiliary node of the outside breaker body of termination, is used for receiving the breaker body switch shape fed back
State amount, as determining whether to enter anticipation separating brake or the foundation of "on" position, the PC13 pin of input termination main control chip；Far
The status circuit of side/on the spot is determined its state by panel display module button, distant place state lower panel display module quiescing, just
Ground state lower panel display module allows operation, the PC2 pin of input termination main control chip；Manual brake separating circuit input end meets master
The PF10 pin of control chip；Closing by hand circuit input end connects the PG15 pin of main control chip；Active circuit input termination master control
The PF9 pin of chip, is used for activating main control unit；Manual brake separating circuit, closing by hand circuit, involution circuit, active circuit
Input is all by panel button control.Remote signals circuit is connected with PB1, PB0, PG6, PG8 pin of main control chip, wherein remote signalling
Signal is sent by remote controller key, controls divide-shut brake for remote controller.
As it is shown in figure 5, IGBT pipe V1, V2, V3, V4 composition H bridge of described IGBT drive module, control signal G1_NI,
G2_NI, G3_NI, G4_NI are connected respectively to PB8, PB9, PB6, PB7 pin of main control chip, when IGBT pipe V1, V4 turn on,
During IGBT pipe V2, V3 cut-off, electric current flows through IGBT pipe V1 to permanent magnetism coil left end, and is gone out by right-hand member, now permanent magnetism coil magnetic field
Direction is assumed to the right S of left N, and with permanent magnetism iron core interaction force, armature moves to left and separating brake；When IGBT pipe V2, V3 turn on, and IGBT manages
During V1, V4 cut-off, electric current to permanent magnetism coil right-hand member, and is gone out by left end through V3, then flows through IGBT pipe V2, now permanent magnetism coil magnetic
Field direction is assumed to the right N of left S, and with permanent magnetism iron core interaction force, armature moves to right and closes a floodgate.
As shown in Figure 6, described OLED display module includes chip U2, LCD display.Chip U2 is responsible for and main control unit
Communicate and according to Content of Communication control LCD show, LED light on and off.Wherein LED1 LED13 is respectively protection act, weight
Close a floodgate, rear acceleration, involution, combined floodgate, separating brake, work, communicate, battery undervoltage, non-energy storage lamp, so can show control intuitively
The running status of device.M_RXD with M_TXD is the reception that communicates with master control borad of panel and send serial ports, respectively with middle control chip
PC12 and PD2 pin is connected.
By above-mentioned situation it should be apparent that present configuration novelty is unique, advantages of simple, it is possible to flexible also carries
For maintaining the pulling force of divide-shut brake, greatly simplify and reduce the use cost of chopper and improve the intelligent water of control device
Flat, it is possible to be suitable for the chopper of on the market more than 90% and use, safe and reliable, easy to use, effective, have good society with
Economic benefit.
Claims (7)
1. the device of a Self Adaptive Control breaker actuation, it is characterised in that including:
Main control unit: the voltage x current value uploaded for read voltage current acquisition module, and according to these electric parameters and
Panel set amount judges whether chopper carries out action；
Voltage x current acquisition module: for the collection of alternating voltage electric current, and the analog quantity collected is transferred to main control chip
Process, be shown to oled panel display module in real time；
Quantity of state input/output module: gather the duty of chopper and be sent to main control unit；
IGBT drive module: main control unit sends control signals to IGBT drive module, it is achieved the control to multiple IGBT break-makes,
Thus reaching the purpose of circuit-breaker switching on-off, magnitude of voltage current for electric capacity is also returned to by this IGBT drive module of still further aspect
Main control unit, when chopper needs action main control unit using electric capacity current voltage as a criterion；
Power module: for providing power supply for complete machine；
OLED display module: for the intercommunication with main control unit, real-time circuit voltage x current information, it is possible to respectively
Control parameter to modify, display present apparatus state in which and the fault message of circuit, and adjust control according to user's request
Parameter processed and control logic；
Main control unit respectively with voltage x current acquisition module, quantity of state input/output module, IGBT drive module, power module and
OLED display module is connected, and IGBT drive module is connected with chopper.
The device of Self Adaptive Control breaker actuation the most according to claim 1, it is characterised in that
Described main control unit includes chip U1A and chip U1B；
Described voltage x current acquisition module includes chip U26, transformator T5 and transformator T2, and 4 feet of chip U26 connect chip
The 45B foot of U1B, 7 feet meet one end and one end of resistance R87 of electric capacity C75, the other end of electric capacity C75 and the one of electric capacity C77 respectively
End is connected, the common end ground connection of electric capacity C75 and electric capacity C77, one end of the other end of electric capacity C77 connecting resistance R91 respectively and chip U26
8 feet, the other end of resistance R87 connects one end and one end of resistance R86 of electric capacity C74, the other end of electric capacity C74 and electric capacity respectively
One end of C76 is connected, and holds ground connection altogether, one end of the other end of electric capacity C76 connecting resistance R90 respectively and the other end of resistance R91, electricity
One end of the other end of resistance R86 connecting resistance R88 respectively and one end of one end of magnetic bead L8, the other end of resistance R88 and resistance R89
It is connected, holds ground connection altogether, the other end of the other end of resistance R89 connecting resistance R90 respectively and one end of magnetic bead L9, another of magnetic bead L8
End is connected with 2 feet of transformator T5, and the other end of magnetic bead L9 is connected with 4 feet of transformator T5, and 1 foot of transformator T5 is that electric current is defeated
Entering end, 3 feet are current output terminal, equipped with Transient Suppression Diode D25 between 1 foot and 3 feet；
18 feet of chip U26 connect one end and one end of resistance R73 of electric capacity C54, the other end ground connection of electric capacity C54, resistance respectively
The other end of R73 connects 4 feet and one end of resistance R72 of transformator T2 respectively, and the other end of resistance R72 connects transformator T2's respectively
2 feet and one end of resistance R71, the other end of resistance R71 meets one end of electric capacity C50 and 23 feet of chip U26, electric capacity C50 respectively
Other end ground connection, 1 foot of transformator T2 connects one end and one end of resistance RA2 of Transient Suppression Diode D22 respectively, and transient state presses down
The other end of diode D22 processed is connected with 3 feet of transformator T2, and the other end of resistance RA2 is equipped with the resistance RA1 of series connection with it；
29 feet of chip U26 connect the 27B foot of chip U1B, and 32 feet connect the 28B foot of chip U1B, and 35 feet connect the 30B foot of chip U1B,
36 feet connect the 49B foot of chip U1B, and 39 feet connect the 50B foot of chip U1B, and 37 feet connect the 48B foot of chip U1B, and 38 feet meet chip U1B
47B foot.
The device of Self Adaptive Control breaker actuation the most according to claim 2, it is characterised in that
Described quantity of state input/output module includes a distant place that structure is identical/on the spot status circuit, involution circuit and divide-shut brake
State input circuit, manual brake separating circuit, closing by hand circuit, involution circuit, active circuit and remote signals circuit；
Wherein, the status circuit of a distant place/on the spot, opening and closing state input circuit are identical with involution circuit structure, all include light thermocouple
Clutch U10, a pin of photoelectrical coupler U10 input one end of connecting resistance R35, one end of electric capacity C93, electric capacity respectively
One end of C94, another pin of photoelectrical coupler U10 input and the outfan of power module, the other end of electric capacity C93 with
The other end of electric capacity C94 is connected, and holds ground connection altogether, and one end and the transient state of the other end of resistance R35 connecting resistance R36 respectively suppress two poles
One end of pipe D7, the other end of resistance R36 meets one end and one end of varistor RT5 of inductance L24, varistor RT5 respectively
The other end be connected with the other end of Transient Suppression Diode D7, hold ground connection altogether, the other end of inductance L24 is as a distant place/on the spot
Status circuit, opening and closing state input circuit and the input of involution circuit,
For a distant place/on the spot status circuit and involution circuit, the other end of inductance L24 is all connected with panel button；
For opening and closing state input circuit, the other end of inductance L24 is connected with the auxiliary node of breaker body；
One end of one pin of photoelectrical coupler U10 outfan and respectively connecting resistance R33 and one end of resistance R34, resistance R33
The other end be connected with power module, another pin of photoelectrical coupler U10 outfan is connected with one end of electric capacity C18, altogether
End ground connection, the other end of electric capacity C18 is connected with the other end of resistance R34, holds altogether as a distant place/on the spot status circuit, divide-shut brake
State input circuit and the outfan of involution circuit,
For the status circuit of a distant place/on the spot, the 19A foot of the common chip termination U1A of electric capacity C18 and resistance R34；
For opening and closing state input circuit, the 22A foot of the common chip termination U1A of electric capacity C18 and resistance R34；
For involution circuit, the 22B foot of the common chip termination U1B of electric capacity C18 and resistance R34；
Described manual brake separating circuit, closing by hand circuit are identical with remote signals circuit structure, all include resistance R50, electric capacity
C31, inductance L28 and Transient Suppression Diode D29, one end of resistance R50 is connected with the outfan of power module, resistance R50's
The other end connects one end of electric capacity C31, one end of Transient Suppression Diode D29 and one end of inductance L28 respectively, and electric capacity C31's is another
One end is connected with the other end of Transient Suppression Diode D29, holds ground connection altogether, the other end of inductance L28 as manual brake separating circuit,
Closing by hand circuit and the input of remote signals circuit, be all connected with panel button；
The common end of resistance R50, electric capacity C31, inductance L28 and Transient Suppression Diode D29 is as manual brake separating circuit, closing by hand
Circuit and the outfan of remote signals circuit,
For manual brake separating circuit, the 15B foot of this common chip termination U1B；
For closing by hand circuit, the 16B foot of this common chip termination U1B；
For remote signals circuit, this common end connects the 39A foot of chip U1A, 40A foot, 47A foot and 48A foot respectively；
Described active circuit includes photoelectrical coupler U16, and a pin of photoelectrical coupler U16 input connects power supply mould respectively
The outfan of block and one end of resistance R12, the other end of resistance R12 one end of connecting resistance R20 respectively, photoelectrical coupler U16 are defeated
Entering another pin of end, one end of Transient Suppression Diode D4, the other end of resistance R20 is through the one of inductance L27 and electric capacity C92
End is connected, and the other end of electric capacity C92 is connected with the other end of Transient Suppression Diode D4, holds ground connection, electric capacity C92 and inductance altogether
The common end of L27, as input, connects the 18A foot of chip U1A, a pin of photoelectrical coupler U16 outfan connecting resistance respectively
One end of R2, one end of varistor RT8, the positive pole of diode D33, the negative pole phase of the other end of resistance R2 and diode D33
Even, end is connected with the outfan of power module altogether, and another pin of photoelectrical coupler U16 outfan is with varistor RT8's
The other end is connected, and holds ground connection altogether, and the common end of photoelectrical coupler U16, resistance R2, varistor RT8 and diode D33 is as output
End, is connected with panel button.
The device of Self Adaptive Control breaker actuation the most according to claim 2, it is characterised in that described OLED shows
Module includes that 1 foot of chip U2, chip U2 is connected with the outfan of power module and one end of electronics R32 respectively through resistance R31,
The other end of resistance R32 connects 32 feet of chip U2,48 feet, 64 feet, 19 feet and 13 feet respectively, and 5 feet of chip U2 connect electric capacity respectively
One end of C5 and one end of crystal oscillator Y1, the other end of crystal oscillator Y1 connects 6 feet and one end of electric capacity C6 of chip U2 respectively, electric capacity C6's
The other end is connected with the other end of electric capacity C5, holds ground connection altogether, and 60 feet of chip U2 are through resistance R29 ground connection, and 7 feet of chip U2 are respectively
One end of connecting resistance R30 and one end of electric capacity C7, the other end ground connection of electric capacity C7, the other end of resistance R30 and power module
Outfan is connected, and 28 feet of chip U2 are through resistance R28 ground connection, and 8 feet connect the 20A foot of chip U1A, and 9 feet connect the 19A foot of chip U1A,
11 feet connect the 24A foot of chip U1A, and 37 feet connect the 46B foot of chip U1B, and 38 feet connect the 36B foot of chip U1B, and 3 feet connect electric capacity respectively
One end of C8 and one end of crystal oscillator Y2, the other end of crystal oscillator Y2 connects 4 feet and one end of electric capacity C9 of chip U2 respectively, electric capacity C8's
The other end is connected with the other end of electric capacity C9, holds ground connection altogether, and 31 feet of chip U2 and 47 feet, 63 feet, 18 feet, 12 feet are connected, altogether
End ground connection.
5. according to the device of the Self Adaptive Control breaker actuation described in Claims 2 or 3, it is characterised in that described IGBT
Module is driven to include that IGBT pipe V1, V2, V3, V4, the colelctor electrode of IGBT pipe V1 connect positive pole and the collection of IGBT pipe V3 of electric capacity C respectively
Electrode, the gate leve of IGBT pipe V1 one end of connecting resistance RW1 respectively, the 12B foot of chip U1B, 13B foot, one end of resistance RW4 and
The gate pole of IGBT pipe V4, the other end of resistance RW1 connects the emitter stage of IGBT pipe V1, the colelctor electrode of IGBT pipe V2 and chopper respectively
The positive pole of coil, the gate pole of IGBT pipe V2 one end of connecting resistance RW2, the 11B foot of chip U1B, the 14B foot of U1B, resistance respectively
One end of RW3 and the gate pole of IGBT pipe V3, the other end of resistance RW2 connect respectively the negative pole of electric capacity C, the emitter stage of IGBT pipe V4 and
The other end of resistance RW4, the colelctor electrode of IGBT pipe the V4 other end of connecting resistance RW3, the emitter stage of IGBT pipe V3 and open circuit respectively
The negative pole of device coil.
6. a control breaker closing method based on device described in claim 1, it is characterised in that comprise the following steps:
(1) the voltage x current data collected are uploaded to main control unit by voltage x current acquisition module；
(2) main control unit is according to the voltage x current threshold value arranged in OLED display module, uploads voltage x current acquisition module
Voltage x current data and the circuit breaker switch state amount binding analysis of detection, it is determined whether enter combined floodgate flow process；
(3) combined floodgate flow process is entered, electric capacity electric discharge 30ms；
(4) whether the state of detection killer switch is "on" position；
(5) if being still gate-dividing state, again detecting after 5ms, if being still gate-dividing state, duplicate detection process, delay time is big
Close a floodgate unsuccessfully when 90ms；
(6) if after electric capacity electric discharge 30ms, detection switch position is "on" position when starting, then time delay 3ms again detects on off state and is
No for "on" position, if still for "on" position, closing a floodgate successfully, if gate-dividing state then enters step (4).
7. a control breaker open operation method based on device described in claim 1, it is characterised in that comprise the following steps:
(1) the voltage x current data collected are uploaded to main control unit by voltage x current acquisition module；
(2) main control unit is according to the voltage x current threshold value arranged in OLED display module, uploads voltage x current acquisition module
Voltage x current data and the circuit breaker switch state amount binding analysis of detection, it is determined whether enter separating brake flow process；
(3) separating brake flow process is entered, electric capacity electric discharge 30ms；
(4) whether the state of detection killer switch is gate-dividing state；
(5) if being still gate-dividing state, again detecting after 5ms, if being still gate-dividing state, duplicate detection process, delay time is big
Separating brake failure when 90ms；
(6) if after electric capacity electric discharge 30ms, detection switch position is gate-dividing state when starting, then time delay 3ms again detects on off state and is
No for gate-dividing state, if being still gate-dividing state, separating brake success, if gate-dividing state then enters step (4).
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| CN201610562400.0A CN106057594B (en) | 2016-07-15 | 2016-07-15 | The device of Self Adaptive Control breaker actuation |
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| CN201610562400.0A CN106057594B (en) | 2016-07-15 | 2016-07-15 | The device of Self Adaptive Control breaker actuation |
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| CN113671362A (en) * | 2021-08-09 | 2021-11-19 | 武汉长海电气科技开发有限公司 | Control detection system of circuit breaker |
| CN113933693A (en) * | 2021-09-28 | 2022-01-14 | 科大智能电气技术有限公司 | Detection circuit suitable for multiple types of input and output and control method |
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|---|---|
| CN106057594B (en) | 2017-12-01 |
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