CN105527521B - A kind of protective relaying device verification ancillary equipment and monitoring system - Google Patents
A kind of protective relaying device verification ancillary equipment and monitoring system Download PDFInfo
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- CN105527521B CN105527521B CN201610020379.1A CN201610020379A CN105527521B CN 105527521 B CN105527521 B CN 105527521B CN 201610020379 A CN201610020379 A CN 201610020379A CN 105527521 B CN105527521 B CN 105527521B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
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Abstract
An embodiment of the present invention provides a kind of protective relaying device verification ancillary equipment and monitoring systems, are related to substation operation repair apparatus field, and verification ancillary equipment includes：Mimic-disconnecting switch and processor; the mimic-disconnecting switch includes the first relay group and the second relay group; the first relay group and the second relay group are coupled with the protection equipment; the processor is coupled with the first relay group and the second relay group respectively; the first relay group is used to receive the switching signal of the protection equipment output, and "on" position is exported to the processor according to the switching signal；The second relay group is used to receive the trip signal of the protection equipment output, and tripped condition is exported to the processor according to the trip signal, avoids the defect that the reliability of power supply is directly influenced using the breaker in substation.
Description
Technical field
The present invention relates to substation operation repair apparatus fields, are verified in particular to a kind of protective relaying device auxiliary
Help equipment and monitoring system.
Background technology
According to the requirement that Protection Technology is supervised, the backup auto-activating device newly gone into operation, low-frequency low-voltage load shedding device, busbar is protected
Periodic inspection of the peace such as shield and main transformer protection device from equipment, protective device, it is necessary to it is qualified through belt switch transmission test, to ensure
The reliability of device and the correctness of external circuit.So that it is guaranteed that after equipment is disconnected because of failure and other reasons, device can be just
Positive motion is made, and ensures the safe and reliable of power grid.Meanwhile it first being wanted before doing switch transmission test according to the convention of reaying protection test
Carry out simulation test, it is ensured that device itself can also reduce breaker actuation number reliably to improve test efficiency, to have
Conducive to the safe operation of primary equipment.
Presently, there are problems：(1) experiment of backup auto-activating device is other than the analog quantity of voltage and current, it is also necessary to be related to each
The intake of the position of a breaker and its variable quantity of position, the experiment generally in capital construction are the actual bits using breaker
It sets and opens into and be driven to carry out, but the regular inspection after substation's reorganization and expansion, technological transformation and operation under breaker normal operating condition
It tests, or backup auto-activating device is added in the substation run, it is contemplated that the reliability of power supply can not be driven at all
Experiment, and more people is needed to coordinate when carrying out device inspection, and coordinate difficult.And without transmission, then backup auto-activating device is patrolled
It collects and its reliability, the correctness in circuit can not ensure；(2) bus protection, the tripping outlet of low-frequency low-voltage load shedding device are more,
Had according to different types of trip protection outlet sequence after first having, and be unable to belt fuser transmission test in regular inspection, verified
When whether outlet is correct, since Outlet time is fixed, it is difficult to verify the correctness of outlet；(3) go out when main transformer backup protection regular inspection
Mouthful contact is more, is related to jumping low segmentation, jumps this side, jumps three sides and multiple outlets such as locking prepared auto restart, Lian Qie small power stations connect
Point is only measured by multimeter before transmission test or is tested using the On-off signal of protective calibration instrument at present
Card, it is complicated and cumbersome in verification process, need to carry out the gradually verification that each contact is carried out after multiple protection act, in this way tight
Inefficiency in the regular inspection opened and technological transformation work, repeatedly measurement is again wrong on protection screen terminal encounters running equipment trip(ping) circuit
Risk causes running equipment to be forced the risk having a power failure.(4) problems with can be encountered in the cquipment for periodic inspection and after power failure：1, again
Multiple total group test, breaker tripping and closing experiment acts high-voltage circuitbreaker repeatedly, shortens the high-voltage circuitbreaker service life, to high-voltage circuitbreaker machinery knot
Structure brings mechanical fatigue；2, contention is high simultaneously by annual prerun regular inspection, Commissioning of Relay Protection personnel and repairing high-voltage breaker personnel
Voltage breaker, the staff and protective relaying device commissioning staff of examination and repair for high-pressure breaker can only upkeep operation in turn, generally
It is after first allowing the staff of examination and repair for high-pressure breaker to get well repairing high-voltage breaker, protective relaying device commissioning staff debugs again
Protective relaying device, as a result extends power circuit power off time, and working efficiency is low.
Based on the above circumstances, whole in order to verify protection equipment belt fuser in pacifying the inspection and technological transformation from, protective device
Group transmission simulated experiment, but the reliability of power supply is not interfered with, it is highly desirable to have a kind of portable instrument high voltage breaker simulator
State.A kind of protective relaying device verification ancillary equipment and monitoring system are designed herein, are set with protective relaying device verification auxiliary
Standby high voltage breaker simulator state, receives the breaker tripping and closing order that protective relaying device is sent, can play how to solve power supply can
Haul oneself willingly by property and respectively, the contradictory relation between the peace self-shield equipment test such as bus protection, also can bus protection, prepared auto restart and
The correctness in accurate validation circuit in main transformer backup protection experiment, and by mimic-disconnecting switch division state instruction and carry out it is long-range,
It is integrated in man-machine interface monitoring, testing crew is made easily to judge the correctness and reliability of protection act, mitigates staff
Workload, improve working efficiency.
Invention content
It is above-mentioned to solve the purpose of the present invention is to provide a kind of protective relaying device verification ancillary equipment and monitoring system
The problem of.
In a first aspect, a kind of protective relaying device provided in an embodiment of the present invention verifies ancillary equipment, it is applied to substation
Relay protection device outlet logic and outlet action verification, including：Mimic-disconnecting switch and processor, the simulation open circuit
Device includes the first relay group and the second relay group, the first relay group and the second relay group with the guarantor
Equipment coupling is protected, the processor is coupled with the first relay group and the second relay group respectively；
The first relay group is used to receive the switching signal of the protection equipment output, defeated according to the switching signal
Go out "on" position to the processor；
The second relay group is used to receive the trip signal of the protection equipment output, defeated according to the trip signal
Go out tripped condition to the processor.
Second aspect, an embodiment of the present invention provides a kind of monitoring systems of relay protection device, including main processing block
With the verification ancillary equipment described in above-mentioned first aspect, the protection equipment and the verification coupling auxiliary devices, the verification
Ancillary equipment is coupled with the main processing block；
The verification ancillary equipment is used to receive the switching signal of the protection equipment output, defeated according to the switching signal
Go out "on" position to the main processing block, receives the trip signal of the protection equipment output, it is defeated according to the trip signal
Go out tripped condition to the main processing block；
The "on" position received and tripped condition are sent to user terminal and shown by the main processing block.
The embodiment of the present invention replaces the true breaker in substation network by mimic-disconnecting switch, passes through the first relay
Device group receives the switching signal of protection equipment output, and "on" position is exported to the processor, therefore, first according to switching signal
Relay group can respond switching signal, and export "on" position, and processor monitors whether to have received "on" position, if receiving
, illustrate that equipment is protected to have circuit correctness and protect the reliability of equipment higher, for example, protection equipment is controlled according to outside
It needs to export switching signal to breaker, if processor receives "on" position, shows that equipment is protected to respond external control signal,
The reliability of equipment is then protected to meet the requirements.
Similarly, the trip signal that protection equipment output is received by the second relay exports tripping shape according to trip signal
To the processor, processor monitors whether to have received tripped condition state, if having received, it is correct to illustrate that protection equipment has circuit
Property and protect equipment reliability it is higher.
Therefore, compared with the circuit correctness and reliability for verifying protection equipment by true breaker of the prior art,
Avoid directly influencing the defect of the reliability of power supply using the breaker in substation.
Other features and advantages of the present invention will be illustrated in subsequent specification, also, partly be become from specification
It is clear that by implementing understanding of the embodiment of the present invention.The purpose of the present invention and other advantages can be by saying what is write
Specifically noted structure is realized and is obtained in bright book, claims and attached drawing.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.Shown in attached drawing, above and other purpose of the invention, feature and advantage will be more clear.In whole
Identical reference numeral indicates identical part in attached drawing.Actual size equal proportion scaling is not pressed deliberately draws attached drawing, emphasis
It is that the purport of the present invention is shown.
Fig. 1 shows a kind of monitoring systematic difference environment signal of protective relaying device provided in an embodiment of the present invention
Figure；
Fig. 2 shows the module frame charts of main processing block provided in an embodiment of the present invention；
Fig. 3 shows a kind of module frame chart of protective relaying device verification ancillary equipment provided in an embodiment of the present invention；
Fig. 4 shows the circuit structure diagram of mimic-disconnecting switch provided in an embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Whole description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
According to the requirement that Protection Technology is supervised, the backup auto-activating device newly gone into operation, low-frequency low-voltage load shedding device, busbar is protected
Periodic inspection of the peace such as shield and main transformer protection device from equipment, protective device, it is necessary to it is qualified through belt switch transmission test, to ensure
The reliability of device and the correctness of external circuit.So that it is guaranteed that after equipment is disconnected because of failure and other reasons, device can be just
Positive motion is made, and ensures the safe and reliable of power grid.Meanwhile it first being wanted before doing switch transmission test according to the convention of reaying protection test
Carry out simulation test, it is ensured that device itself can also reduce breaker actuation number reliably to improve test efficiency, to have
Conducive to the safe operation of primary equipment.
In order to avoid the prior art is verified by true breaker in the circuit correctness and reliability of protecting equipment, directly
The influence to the reliability of power supply using the breaker in substation is connect, an embodiment of the present invention provides a kind of monitoring systems, such as
Shown in Fig. 1, the Application of Monitoring System includes in the detection of the protection equipment of substation, monitoring systematic difference environment：Installation
Protection equipment 103 in transforming plant net and high-voltage circuitbreaker 104 protect the jump of the delivery outlet and high-voltage circuitbreaker of equipment
Lock is connected with switching signal input terminal, and high-voltage circuitbreaker is used to influence to protect the combined floodgate and trip command of equipment output, and carries out
The action closed a floodgate and tripped, wherein high-voltage circuitbreaker are the true breaker in power grid.
The monitoring system includes：The verification ancillary equipment 101 and main processing block 102 of protective relaying device, the guarantor
Equipment and the verification coupling auxiliary devices are protected, the verification ancillary equipment is coupled with the main processing block, it is preferable that described
Verification ancillary equipment is connect with the signal input part of the high-voltage circuitbreaker, i.e., draws one from the signal input part of high-voltage circuitbreaker
A branch circuit is connect with verification ancillary equipment.
In addition, the verification ancillary equipment may be mounted at the outdoor true high-voltage circuitbreaker of substation, the master
Processing module is mounted in monitoring room, and wireless network can be passed through between ancillary equipment and main processing block by verifying, naturally it is also possible to
Selection is connected using other communication modes.
The verification ancillary equipment is used to receive the switching signal of the protection equipment output, defeated according to the switching signal
Go out "on" position to the main processing block, receives the trip signal of the protection equipment output, it is defeated according to the trip signal
Go out tripped condition to the main processing block；
The "on" position received and tripped condition are sent to user terminal and shown by the main processing block.
The relay that the verification ancillary equipment can be used cooperatively by multiple relay coils and with relay coil is opened
Close and processor composition, for example, switching signal can make closing coil be powered, to make with closing coil be used cooperatively after
Electric switch is closed or opens, processor is inevitably resulted in due to the closure of relay switch with the relay switch
The variation of the level of the port of connection, therefore, processor become according to the level at this time that the level change of port will necessarily acquire
Change representative tripped condition or "on" position, specific embodiment is explained by subsequent embodiment.
In addition, the verification ancillary equipment may include multiple, the protection dress that can specifically verify according to actual needs
Set outlet number or practical substation network situation and select, if including multiple, multiple verification ancillary equipments with
The main processing block, the position for the protective device that each installation site for verifying ancillary equipment is verified according to actual needs and determine
It is fixed.
As shown in Figure 1, the main processing block 102 "on" position and tripped condition can also be sent to user terminal into
Row display.Wherein, when the verification ancillary equipment 101 is multiple, each ancillary equipment 101 that verifies corresponds to an installation position
It sets, the main processing block 102 can be corresponding according to the "on" position and tripped condition that receive and the state received
The installation site for verifying ancillary equipment 101, establishes an emulating image, which can be by the circuit of practical substation and each
It is a verification ancillary equipment 101 installation site shown, and can on this image by it is each verification ancillary equipment 101 combined floodgate
Or trip condition is shown, the main processing block 102 exists "on" position and tripped condition by the form of above-mentioned image
It is shown on the user terminal.Wherein, the user terminal may include tablet computer, smart mobile phone or other tools
There is the intelligent terminal for receiving data and being shown.
As shown in Fig. 2, main processing block 102 can specifically include：Main control module 201, the first wireless module 202 and indigo plant
Tooth module 203, main control module 201 are connect with the first wireless module 202 and bluetooth module 203 respectively, the first wireless module 202
"on" position and tripped condition that verification ancillary equipment 101 exports are received, "on" position and tripped condition are sent to main control
Module 201, after the "on" position of reception and tripped condition are processed into preset display image data by the main control module 201
It is sent to bluetooth module 203, the display image data is sent to user by the bluetooth module 203 by blue tooth radio network
Terminal.
Wherein, first wireless module 202 can be 433M wireless modules, naturally it is also possible to be that others have wirelessly
The module of communication function.In addition, it is necessary to illustrate, the bluetooth module 203 in Fig. 2 can also have other communication modules to carry out generation
It replaces, for example, zigbee modules etc..
As shown in figure 3, verification ancillary equipment 101 includes：Mimic-disconnecting switch 301, processor 302 and the second wireless module
303, the mimic-disconnecting switch 301 is coupled with the processor 302, the processor 302 and 303 coupling of the second wireless module
It closes；
The mimic-disconnecting switch 301 includes the first relay group and the second relay group, the first relay group and institute
The second relay group is stated to couple with the protection equipment 103, the processor 302 respectively with the first relay group and institute
State the coupling of the second relay group.
The first relay group is used to receive the switching signal that the protection equipment 103 exports, and is believed according to the combined floodgate
To the processor 302, the second relay group is used to receive the jump that the protection equipment 103 exports for number output "on" position
Lock signal exports tripped condition to the processor 302 according to the trip signal.
The processor 302 is used to "on" position and tripped condition being sent to the second wireless module 303, second nothing
The "on" position received and tripped condition are sent to the first wireless module 202, Jin Erfa by wire module 303 by wireless network
Give main processing block 102.
Preferably, the structure of the mimic-disconnecting switch 301 is as shown in figure 4, the mimic-disconnecting switch 301 includes：Power supply mould
Block, the power supply module include positive terminal and negative pole end, and mimic-disconnecting switch 301 further includes：Switching signal responding to switch HJ, position is closed
Relay coil HWJ, bit switch HWJ-6, trip signal response are closed with the conjunction position relay coil HWJ is used cooperatively first
Switch TJ, the first jump bit switch TWJ-6 for jumping position relay coil TWJ, being used cooperatively with the jumps position relay coil TWJ,
Close position ancillary coil HQ, third jumps bit switch TWJ-1, first closes position auxiliary switch HQ-1, first jumps position auxiliary switch TQ-1, the
Three close bit switch HWJ-1, second jump position auxiliary switch TQ-2, the 4th close bit switch HWJ-3, second close position auxiliary switch HQ-3,
The forth jump bit switch TWJ-3, it jumps position ancillary coil TQ, third jump position auxiliary switch TQ-3, third conjunction position auxiliary switch HQ-4, close
Lock switch 1KK and trip switch 2KK；
A contact of the switching signal responding to switch HJ is coupled with the positive terminal of the power supply module, the combined floodgate letter
Another contact of number responding to switch HJ jumps a coupling contact points of bit switch TWJ-1 with the third, and the third jumps bit switch
Another contact of TWJ-1 successively with first jump position auxiliary switch TQ-1 and third close bit switch HWJ-1 concatenate after with the conjunction
A coupling contact points of position ancillary coil HQ, the negative pole end coupling of another contact and the power supply module for closing position ancillary coil HQ
Close, a contact of the closing switch 1KK couples with the power supply module, another contact of the closing switch 1KK with it is described
Third jumps another coupling contact points of bit switch TWJ-1.
A contact of the trip signal responding to switch TJ is coupled with the positive terminal of the power supply module, the tripping letter
The coupling contact points that bit switch HWJ-3 is closed in another contact of number responding to switch TJ with the described 4th, the 4th conjunction position are opened
Close HWJ-3 another contact be sequentially connected in series it is described second close position auxiliary switch HQ-3 and the forth jump bit switch TWJ-3 after with institute
State a coupling contact points for jumping position ancillary coil TQ, the cathode of described another contact and power supply module for jumping position ancillary coil TQ
End coupling.
It is equal that the first conjunction position auxiliary switch HQ-1, the second conjunction position auxiliary switch HQ-3 and third close position auxiliary switch HQ-4
By the conjunction position ancillary coil HQ control, it is described first jump position auxiliary switch TQ-1, it is described second jump position auxiliary switch TQ-2 and
The third is jumped position auxiliary switch TQ-3 and is controlled by the jumps position ancillary coil TQ, the third jump bit switch TWJ-1 and the
Four jump bit switch TWJ-3 are controlled by the jump position relay coil TWJ, and the third closes bit switch HWJ-1 and the described 4th
Bit switch HWJ-3 is closed to be controlled by the conjunction position relay coil HWJ.
A contact of the first conjunction position auxiliary switch HQ-1 is coupled with the positive terminal of the power supply module, and described first
Close position auxiliary switch HQ-1 another contact concatenate described second jump after the auxiliary switch TQ-2 of position with close position relay coil HWJ
One end couples, and the other end for closing position relay coil HWJ is coupled with the negative pole end of power supply module.
Further include six directions bit switch HWJ-2, a contact of six directions bit switch HWJ-2 and the positive terminal coupling of power supply module
It closes, another coupling contact points that position auxiliary switch HQ-1 is closed in another contact of six directions bit switch HWJ-2 with described first.
The contact that the third jumps position auxiliary switch TQ-3 is coupled with the positive terminal of power supply module, and described second jumps position
Another contact of auxiliary switch TQ-2, which closes to be coupled to after position auxiliary switch HQ-4 is concatenated with third, jumps position relay coil TWJ's
One contact, described another contact for jumping position relay coil TWJ are coupled with the negative pole end of power supply module.
Further include the 6th jump bit switch TWJ-4, the described 6th is jumping a contact of bit switch TWJ-4 and power supply module just
Another of extreme coupling, a contact of the 6th jump bit switch TWJ-4 and the second jump position auxiliary switch TQ-2 touch
Point coupling.
The coupling contact points that the positive terminal of the power supply module jumps bit switch with described second, described second jumps bit switch
Another contact concatenate and then be coupled to again the negative pole end of power supply module with first resistor R1 with closing after position indicator light L1 is concatenated.
The coupling contact points that the positive terminal of the power supply module closes bit switch with described second, described second closes bit switch
Another contact concatenate and then be coupled to again the negative pole end of power supply module with second resistance R2 with jumping after position indicator light L2 is concatenated.
Further include relay coil HHJ1 after the first conjunction, second close after relay coil HHJ2, first close after switch HHJ1-
1, switch HHJ1-2 and the 4th closes position auxiliary switch HQ-2 after switch HHJ2-1, third are closed after the second conjunction, and the 4th conjunction position is auxiliary
A contact of switch HQ-2 is helped to be coupled with the positive terminal of power supply module, another of the 4th conjunction position auxiliary switch HQ-2 touches
A coupling contact points after point concatenation described second is closed after switch HHJ2-1 with relay coil after the conjunction, relay after the conjunction
Another contact of coil is coupled with the negative pole end of the power supply module, it is described first close after switch HHJ1-1 a contact and
The positive terminal of the power supply module couples, and position auxiliary is closed in another contact of switch HHJ1-1 with the described 4th after first conjunction
Another coupling contact points of switch HQ-2.
Relay coil HHJ1 controls after switch HHJ1-2 is closed by first after switch HHJ1-1 and third are closed after first conjunction,
Relay coil HHJ2 controls after switch HHJ2-1 is closed by second after second conjunction, one end of relay coil HHJ2 is logical after the second conjunction
The trip switch 2KK is crossed to couple with the positive terminal of the power supply module, second close after relay coil HHJ2 the other end with
The negative pole end of the power supply module couples.Switch HHJ1-2 is normal open switch after switch HHJ1-1 and third are closed after first conjunction,
Switch HHJ2-1 is normally closed switch after second conjunction.
In order to clearly illustrate the structure and embodiment of 301 circuit of mimic-disconnecting switch, in the embodiment of the present invention, the first conjunction position is opened
It closes HWJ-6, the first jump bit switch TWJ-6, third and jumps bit switch TWJ-1, the first conjunction position auxiliary switch HQ-1, the 4th conjunction bit switch
HWJ-3, third switch after jumping position auxiliary switch TQ-3, six directions bit switch HWJ-2, the 6th jump bit switch TWJ-4, the first conjunction
Switch HHJ1-2 is normal open switch after HHJ1-1, the 4th close position auxiliary switch and third conjunction；Second jumps bit switch, the second conjunction position
Switch, first jump position auxiliary switch TQ-1, third conjunction bit switch HWJ-1, the second jump position auxiliary switch TQ-2, the second conjunction position auxiliary
It is normally closed open that switch HQ-3, the forth jump bit switch TWJ-3, third, which close switch HHJ2-1 after position auxiliary switch HQ-4 and second is closed,
It closes.
After needing to simulate the tripping of true high-voltage circuitbreaker 104, starting protection equipment 103 is simultaneously in 103 1 system of protection equipment
(such as low-voltage variation etc.) sends out switching signal to breaker so that the action of breaker closing is after row action, and the present invention is implemented
The embodiment of example includes as follows：
At this point, third, which jumps bit switch TWJ-1, is in closed state, because only that formerly tripping could close a floodgate, that is, closing a floodgate
Before, jump position relay coil TWJ and obtain electric so that third jumps bit switch TWJ-1 is closed, then at this time by main monitoring device or
Staff controls protection equipment 103, so that protection equipment 103 makes a series of guarantors when trip condition occurs for true breaker
Shield acts, and then protects equipment 103 to export switching signal and is entered by contact C, so that switching signal responding to switch HJ is closed, closes position
Ancillary coil HQ obtains electric, and to make the first conjunction position auxiliary switch HQ-1 be closed, and then it is electric so that conjunction position relay coil HWJ is obtained, and closes
Position relay coil HWJ obtain it is electric after, six directions bit switch HWJ-2 is closed, to make conjunction position relay coil HWJ be in self-locking shape
State, close position relay coil HWJ obtain it is electric after, second close bit switch disconnect, to make jump position indicator light L2 extinguish, and close position instruction
Lamp L1 due to second jump bit switch be in closed state, still light, conjunction position indicator light L1 jump position in illuminating state
Indicator light L2 is in OFF state, then it represents that relay is in position (being also the combined floodgate) state of conjunction at this time.
Close position relay coil HWJ obtain it is electric after, first, which closes bit switch HWJ-6, is closed, wherein first closes bit switch HWJ-6
Be closed a contact couple with the positive terminal of power supply module, another contact is coupled with contact a, wherein contact a for
The a port of processor 302 couples, it is assumed that is the first port of contact a and processor 302, in addition, the power supply module can
To include 220V voltages and 24V voltages, wherein 24V voltages can be by 220V voltages by some transformation voltage stabilizing chips are converted
At, naturally it is also possible to it is generated by an independent 24V voltage module.When the first conjunction bit switch HWJ-6 closures, 24V control sources
Therefore the port of processor 302 being connect with contact a when the first port of processor 302 detects high level, illustrates to acquire
To circuit-breaker status be "on" position.
Close position relay coil HWJ obtain it is electric after, the 4th, which closes bit switch HWJ-3, is closed, and prepares to receive trip signal.
Similarly, when carrying out the verification of tripped condition, contact d receives trip signal, so that trip signal responding to switch
TJ is closed, electric to make jump position ancillary coil TQ obtain, and then so that third is jumped position auxiliary switch TQ-3 and be closed, to make jump position relay
Device coil TWJ obtains electric.
Jump position relay coil TWJ obtain it is electric after, the 6th, which jumps bit switch TWJ-4, is closed, to make jump position relay coil TWJ
In self-locking state, while so that the second jump bit switch is disconnected and jumping bit switch TWJ-6 closures with first, second jumps the disconnection of bit switch
So that conjunction position indicator light L1 is extinguished, then extinguishes at this point, closing position indicator light L1 and jump position indicator light L2 and be in illuminating state.
First jump bit switch TWJ-6 is connect with contact b, and contact b is connect with the second port of processor 302, and first jumps position
The closure of switch TWJ-6 makes the second port of processor 302 detect high level, to which processor 302 judges that simulation is disconnected at this time
The state that road device 301 exports is tripped condition.
It should be noted that in the embodiment of the present invention, switching signal responding to switch HJ, position relay coil HWJ and the is closed
One conjunction bit switch HWJ-6 is to judge whether mimic-disconnecting switch 301 has responded switching signal and made the core element of feed motion,
For example, can first be defined as by switching signal responding to switch HJ, the conjunctions of conjunction position relay coil HWJ and first bit switch HWJ-6
Relay group, in addition, the first relay group can also include：It closes position indicator light L1, the second jump bit switch, close position auxiliary line
Enclose HQ, third jumps bit switch TWJ-1, first closes position auxiliary switch HQ-1, the first jump position auxiliary switch TQ-1, third conjunction bit switch
HWJ-1 and second jumps position auxiliary switch TQ-2.
Trip signal responding to switch TJ, the jumps of jump position relay coil TWJ and first bit switch TWJ-6 are to judge simulation open circuit
Whether device 301 has responded trip signal and has made the core element of trip operation, for example, can be by trip signal responding to switch
TJ, the jumps of jump position relay coil TWJ and first bit switch TWJ-6 are defined as the second relay group, in addition, the second relay group is also
May include：Position indicator light L2 is jumped, second bit switch is closed, the 4th closes bit switch HWJ-3, second closes position auxiliary switch HQ-3, the
Four jump bit switch TWJ-3, jump position ancillary coil TQ, third jump position auxiliary switch TQ-3 and third conjunction position auxiliary switch HQ-4.
It is of course also possible to realize that being manually entered switching signal and tripping believes by closing switch 1KK and trip switch 2KK
Number.
In addition, in the embodiment of the present invention, mimic-disconnecting switch 301 further includes：Pentahapto bit switch, the fifth jump bit switch and
Switch HHJ1-2 after three conjunctions.After pentahapto bit switch, the fifth jump bit switch and third are closed switch HHJ1-2 there are one contact and
Power supply module couples, another contact of pentahapto bit switch, another contact of the fifth jump bit switch and third switch after closing
Another contact of HHJ1-2 is connect with prepared auto restart equipment, and pentahapto bit switch is controlled by closing position relay coil HWJ, and the 5th
Bit switch is jumped by jumping position relay coil TWJ controls, switch HHJ1-2 is controlled by relay coil after closing after third is closed.
When conjunction position relay coil HWJ obtains electric, pentahapto bit switch is closed, therefore, it is possible to feed back to "on" position
Prepared auto restart equipment；When jump position relay coil TWJ obtains electric, the fifth jump bit switch is closed, therefore, it is possible to feed back "on" position
Give prepared auto restart equipment.
When mimic-disconnecting switch 301 receives and responds switching signal, first conjunction position ancillary coil HQ obtain it is electric, to the 4th close
Position auxiliary switch is closed, and relay coil obtains electric after conjunction, to make switch HHJ1-1 after the first conjunction be closed, so that the first conjunction position is auxiliary
Index contour circle HQ self-lockings, and switch HHJ1-2 is closed after making third close, to feed back after conjunction state to prepared auto restart equipment.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence " including one ... ... ", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. a kind of protective relaying device verifies ancillary equipment, which is characterized in that relay protection device applied to substation goes out
The verification of mouth logical AND outlet action, including：Mimic-disconnecting switch and processor, the mimic-disconnecting switch include the first relay group
With the second relay group, the first relay group, power supply module and the second relay group with the protection equipment coupling
It closes, the processor is coupled with the first relay group and the second relay group respectively；
The first relay group is used to receive the switching signal of the protection equipment output, is exported and is closed according to the switching signal
Lock state is to the processor；
The second relay group is used to receive the trip signal of the protection equipment output, is exported and is jumped according to the trip signal
Lock state to the processor,
Wherein, the first relay group includes：Switching signal responding to switch closes position relay coil, closes position ancillary coil, the
Three jump bit switches, first close position auxiliary switch, first jump position auxiliary switch, third close bit switch, second jump position auxiliary switch and
First be used cooperatively with the conjunction position relay coil closes bit switch；The second relay group includes：Trip signal responds
Switch, jump position relay coil, the 4th close bit switch, second close position auxiliary switch, the forth jump bit switch, jump position ancillary coil,
It opens the first jump position that third jumps position auxiliary switch, third closes position auxiliary switch and is used cooperatively with the jump position relay coil
It closes；One contact of the switching signal responding to switch is coupled with the power supply module, the switching signal responding to switch it is another
One contact is coupled with conjunction position relay coil, and a contact of the first conjunction bit switch is coupled with the power supply module,
Another contact of the first conjunction bit switch is coupled with the processor, a contact of the trip signal responding to switch and institute
Power supply module coupling is stated, another contact of the trip signal responding to switch is coupled with jump position relay coil, described
One contact of the first jump bit switch is coupled with the power supply module, and described first jumps another contact of bit switch and the place
Device coupling is managed, described first, which closes position auxiliary switch, the second conjunction position auxiliary switch and third, closes position auxiliary switch by the conjunction position
Ancillary coil controls, and described first, which jumps position auxiliary switch, the second jump position auxiliary switch and the third, jumps position auxiliary switch
It is controlled by jump position ancillary coil, the third jumps bit switch and the forth jump bit switch by jump position relay coil
Control, the third close bit switch and the described 4th and close bit switch by the control of conjunction position relay coil, the combined floodgate letter
Another contact of number responding to switch is sequentially connected in series the third and jumps bit switch, first jumps position auxiliary switch and the third closes position
It is coupled with conjunction position ancillary coil after switch, the power supply module is sequentially connected in series described first and closes position auxiliary switch and described the
It is coupled with conjunction position relay coil after two jump position auxiliary switches, another contact of the trip signal responding to switch is gone here and there successively
It is coupled with jump position ancillary coil after connecing the 4th conjunction bit switch, the second conjunction position auxiliary switch and the forth jump bit switch, institute
State power supply module be sequentially connected in series the third jump position auxiliary switch and third close after the auxiliary switch of position with jump position relay line
Circle coupling.
2. verification ancillary equipment according to claim 1, which is characterized in that the first relay group further includes：Close position
Indicator light and the second jump bit switch being used cooperatively with the jump position relay coil, the power supply module jump position with described second
Another contact of one coupling contact points of switch, the second jump bit switch is coupled with conjunction position indicator light.
3. verification ancillary equipment according to claim 2, which is characterized in that the second relay group further includes：Jump position
Indicator light and the second conjunction bit switch being used cooperatively with the conjunction position relay coil, the power supply module close position with described second
Another contact of one coupling contact points of switch, the second conjunction bit switch is coupled with jump position indicator light.
4. verification ancillary equipment according to claim 1, which is characterized in that the first relay group further includes closing a floodgate to open
It closes, a contact of the closing switch couples with the power supply module, described in another contact of the closing switch is sequentially connected in series
First jump position auxiliary switch and third couple after closing bit switch with conjunction position ancillary coil.
5. verification ancillary equipment according to claim 4, which is characterized in that the second relay group further includes that tripping is opened
It closes, a contact of the trip switch is coupled with the power supply module, and another contact of the trip switch is sequentially connected in series second
It is coupled with jump position ancillary coil after closing position auxiliary switch and the forth jump bit switch.
6. a kind of monitoring system of protective relaying device, which is characterized in that including main processing block and as claim 1-5 is any
The verification ancillary equipment, the protection equipment and the verification coupling auxiliary devices, the verification ancillary equipment with it is described
Main processing block couples；
The verification ancillary equipment is used to receive the switching signal of the protection equipment output, is exported and is closed according to the switching signal
Lock state receives the trip signal of the protection equipment output, is exported and jumped according to the trip signal to the main processing block
Lock state is to the main processing block；
The "on" position received and tripped condition are sent to user terminal and shown by the main processing block.
7. monitoring system according to claim 6, which is characterized in that the main processing block includes main control module and indigo plant
Tooth module；
The main control module is used to the "on" position received and tripped condition being sent to the bluetooth module；
The bluetooth module is used to the "on" position and tripped condition being sent to user terminal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610020379.1A CN105527521B (en) | 2016-01-13 | 2016-01-13 | A kind of protective relaying device verification ancillary equipment and monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610020379.1A CN105527521B (en) | 2016-01-13 | 2016-01-13 | A kind of protective relaying device verification ancillary equipment and monitoring system |
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| CN105527521A CN105527521A (en) | 2016-04-27 |
| CN105527521B true CN105527521B (en) | 2018-10-23 |
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| CN107202928B (en) * | 2017-06-22 | 2023-10-20 | 国网辽宁省电力有限公司鞍山供电公司 | Automatic switching-on device analog circuit breaker of standby power supply |
| CN109633332B (en) * | 2018-12-27 | 2021-02-19 | 中国南方电网有限责任公司 | Automatic regular inspection method for equipment in power system and fault recording device |
| CN109884521B (en) * | 2019-03-28 | 2024-03-12 | 山东钢铁股份有限公司 | Circuit breaker divide-shut brake control circuit broken wire monitoring alarm circuit |
| CN111781852B (en) * | 2020-06-05 | 2024-03-29 | 许昌开普检测研究院股份有限公司 | Integrated modeling method for digital analog circuit breaker control logic and state signal |
| CN111929574B (en) * | 2020-08-06 | 2023-06-23 | 淮沪电力有限公司田集第二发电厂 | Relay protection test auxiliary simulator |
| CN112098830A (en) * | 2020-09-15 | 2020-12-18 | 国网山东省电力公司平阴县供电公司 | Function calibration equipment of automatic bus transfer device and automatic bus transfer device calibrator |
| CN115327366A (en) * | 2022-08-25 | 2022-11-11 | 国网天津市电力公司 | Secondary equipment export action monitoring devices |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101009179A (en) * | 2007-01-21 | 2007-08-01 | 北海银河高科技产业股份有限公司 | Simple and convenient analog breaker circuit |
| CN101750555A (en) * | 2008-12-12 | 2010-06-23 | 江苏省电力公司扬州供电公司 | Spare automatic switching comprehensive tester |
| CN201392370Y (en) * | 2009-03-13 | 2010-01-27 | 江苏省电力公司常州供电公司 | Mimic-disconnecting switch used for protecting tester |
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