The content of the invention
Based on this, it is necessary to for above-mentioned the problem of can not reliably realizing fault self-recovery, there is provided a kind of distribution overhead line
Road fault self-recovery method and system.
On the one hand, the embodiments of the invention provide a kind of distribution network overhead line fault self-recovery method, including step:
Receive block switch fault message, interconnection switch fault message that the wireless public network FTU in management and control region sends and
The outlet switch fault message that outlet switch secondary device is sent;
Faulty line outlet switch is determined according to outlet switch fault message;
Determined according to block switch fault message, interconnection switch fault message and outlet switch fault message closest to failure
Two feeder automations switch at position both ends;
According to the reclosing number of faulty line outlet switch, make two feeder automations closest to abort situation both ends
Separating brake locking is switched, is isolated closest to the supply line between two feeder automations switch at abort situation both ends;
According to the type of two feeder automations switch closest to abort situation both ends, combined floodgate order is assigned, is recovered non-
The line powering of abort situation.
In one of the embodiments, receive block switch fault message that the wireless public network FTU in management and control region sends,
The outlet switch fault message that interconnection switch fault message and outlet switch secondary device are sent, according to outlet switch fault message
Determining the process of faulty line outlet switch includes:
After receiving outlet switch fault message, if receiving block switch fault message and connection in the first setting time
Network switch fault information, then determine faulty line outlet switch according to outlet switch fault message.
In one of the embodiments, according to the reclosing number of faulty line outlet switch, make closest to abort situation
Two feeder automations switch separating brake locking at both ends, the process of isolated fault location circuit include:
If reclosing number is zero degree, send separating brake locking order to two feeder lines closest to abort situation both ends
The monitoring device of automatic Switching connection so that two feeder automations closest to abort situation both ends switch separating brake locking.
In one of the embodiments, according to the reclosing number of faulty line outlet switch, make closest to abort situation
Two feeder automations switch separating brake locking at both ends, the process of isolated fault location circuit include:
If reclosing number is once, and receives the unsuccessful reclosing information of faulty line outlet switch, pre- second
If not receiving the locking sub-gate signal closest to two feeder automations switch at abort situation both ends in the time, then send and close
Separating brake order is locked to the monitoring device with two feeder automations switch connection closest to abort situation both ends so that closest
Two feeder automations switch separating brake locking at abort situation both ends.
In one of the embodiments, the type switched according to two feeder automations closest to abort situation both ends,
Combined floodgate order is assigned, recovering the process of the line powering of non-faulting position includes:
If not including faulty line outlet switch closest in two feeder automations switch at abort situation both ends, send out
Order of closing a floodgate is sent to arrive the outlet switch secondary device being connected with faulty line outlet switch so that faulty line outlet switch closes
Lock.
In one of the embodiments, the type switched according to two feeder automations closest to abort situation both ends,
Combined floodgate order is assigned, recovering the process of the line powering of non-faulting position includes:
Receive the interconnection switch one side decompression delay that the wireless public network FTU in management and control region is sent and complete signal, according to connection
Network switchs unilateral decompression delay completion signal and determines faulty line interconnection switch;
If not including faulty line interconnection switch closest in two feeder automations switch at abort situation both ends, send out
Order of closing a floodgate is sent to arrive the wireless public network FTU being connected with faulty line interconnection switch so that faulty line interconnection switch closes a floodgate.
On the other hand, the embodiments of the invention provide a kind of distribution network overhead line fault self-recovery system, including distribution are automatic
Change main website, feeder automation switch and monitoring device;
Feeder automation switch includes transformer station's outlet switch, block switch and interconnection switch, and monitoring device includes
Wiretap secondary device and wireless public network FTU;Outlet switch secondary device connection transformer station outlet switch, each block switch and
Interconnection switch connects a wireless public network FTU, and outlet switch secondary device and power distribution automation main station are by fiber optic communication, wirelessly
Public network FTU passes through wireless public network and power distribution automation main station radio communication;
Power distribution automation main station is used to perform above-mentioned distribution network overhead line fault self-recovery method.
In one of the embodiments, wireless public network FTU includes multi-mode communication module, for carrying out the nothing of multimode with main website
Line public network communicates.
Another further aspect, the embodiments of the invention provide a kind of distribution network overhead line fault self-recovery device, including:
First receiving module, for receiving block switch fault message, the connection of the transmissions of the wireless public network FTU in management and control region
The outlet switch fault message that network switch fault information and outlet switch secondary device are sent;
Faulty line outlet switch judge module, for determining that faulty line outlet is opened according to outlet switch fault message
Close;
The end switch judge module of failure two, for according to block switch fault message, interconnection switch fault message and outlet
Switch fault information determines that two feeder automations closest to abort situation both ends switch;
Fault Isolation module, for the reclosing number according to faulty line outlet switch, make closest to abort situation two
Two feeder automations switch separating brake locking at end;
Failure Recovery Module, the type that two feeder automations for basis closest to abort situation both ends switch, under
Ordered up to closing a floodgate, recover the line powering of non-faulting position.
Another further aspect, the embodiments of the invention provide a kind of computer-readable recording medium, is stored thereon with computer journey
Sequence, the computer program realizes above-mentioned distribution network overhead line fault self-recovery method when being executed by processor the step of.
Above-mentioned distribution network overhead line fault self-recovery method and system, it has been delayed by the interconnection switch one side decompression received
Confirm faulty line interconnection switch into signal, the faulty line in the more interconnection switch Distributing network structures for more adapting to actually come into operation is got in touch with
Switch confirms.When getting in touch with position of the switch change in the management and control region of power distribution automation main station, fault wire can accurately be also found
Road interconnection switch, prevent because faulty line interconnection switch identify mistake, cause circuit to miscarry, carry can more reliable completion make somebody a mere figurehead
The fault self-recovery of circuit.
Above-mentioned distribution network overhead line fault self-recovery method and system, in the complex distribution network overhead line of topological structure
In, the different reclosing numbers of different outlet switchs in circuit are adapted to, ensure the isolation of abort situation, according to closest event
Hinder the different type situation of two feeder automations switch at position both ends, assign different combined floodgate orders, it is ensured that non-defective bit
Circuit is put to restore electricity, prevent switch miscarrying cause to have a power failure again, can be more reliable realize fault self-recovery.
Embodiment
Purpose, technical scheme and technique effect for a better understanding of the present invention, below in conjunction with drawings and examples
Further explaining illustration is carried out to the present invention.State simultaneously, embodiments described below is only used for explaining the present invention, not
For limiting the present invention.
The embodiment of the present invention provides a kind of distribution network overhead line fault self-recovery system, as shown in figure 1, the system includes:Match somebody with somebody
Electric automation main website 100, feeder automation switch 200 and monitoring device 300.Feeder automation switch includes transformer station's outlet and opened
Closing 210, block switch 220 and interconnection switch 230, monitoring device includes outlet switch secondary device 310 and wireless public network
FTU320;Outlet switch secondary device 310 connects transformer station's outlet switch 210, each block switch 220 and interconnection switch 230
A wireless public network FTU320 is connected, outlet switch secondary device 310 and power distribution automation main station 100 pass through fiber optic communication, nothing
Line public network FTU320 passes through wireless public network and the radio communication of power distribution automation main station 100;
Optionally, outlet switch secondary device 310 and power distribution automation main station 100 pass through power optical fiber data network communication.
In one of the embodiments, wireless public network FTU320 includes multi-mode communication module 321, more for being carried out with main website
The wireless public network communication of mould.
Specifically, multi-mode communication module can carry out wireless public network communication under the network formats of different operators.
Before multi-mode communication module sends information, the network signal of different operators is detected, it is most strong to choose signal
Network formats enter row information transmission.The network formats strong by choosing signal, realize more stable wireless public network channel radio
Letter, improve the reliability of system.
The embodiment of the present invention provides a kind of distribution network overhead line fault self-recovery method, and the embodiment is from power distribution automation master
Stand 100 angle go description, as shown in Fig. 2 comprising the following steps:
S101, receive block switch fault message, interconnection switch failure letter that the wireless public network FTU in management and control region is sent
The outlet switch fault message that breath and outlet switch secondary device are sent;
Wherein, what management and control region referred to power distribution automation main station management and control matches somebody with somebody web area.Block switch fault message is used to reflect
State of the block switch when failure occurs, including electric current get over limit information, switch changed position information and block switch identification information.Go out
Wiretap fault message is used to reflect that state of the outlet switch when failure occurs, including electric current get over limit information, switch changed position letter
Breath and outlet switch identification information.Interconnection switch fault message is used to reflect state of the block switch when failure occurs, including
Electric current gets over limit information, switch changed position information and interconnection switch one side decompression delay start information.
Electric current gets over limit information whether there is information more than predetermined threshold value for the electric current at feeder automation switch.Switch changed position is believed
Cease the information that feed motion or separating brake action whether occur for feeder automation switch.The decompression delay of interconnection switch one side starts letter
Cease to start the information of unilateral decompression delay during the decompression of interconnection switch one side.
Outlet switch identification information is the self identification of outlet switch, can be using identification switch type to go out according to this mark
Wiretap, and each outlet switch can be distinguished.Block switch identification information is the mark of itself of block switch, according to this mark
Knowledge can distinguish each outlet switch.Before fault self-recovery method performs, it is stored with power distribution automation main station in management and control region
The switch mark information of distribution topological structure and various feeder automations switch.
S102, faulty line outlet switch is determined according to outlet switch fault message;
Specifically, reading the outlet switch identification information in outlet switch fault message, above-mentioned outlet switch is identified and believed
Breath is defined as the outlet switch identification information of faulty line outlet switch.
In one of the embodiments, after receiving outlet switch fault message, if being received in the first setting time
Block switch fault message, then faulty line outlet switch is determined according to outlet switch fault message.
Overhead transmission line is generally used for longer-distance power transmission, and the block switch of diverse location sends block switch failure
Information and interconnection switch fault message have certain time delay to the time of power distribution automation main station, and the setting reception time limit may insure
All block switch fault messages and interconnection switch fault message are received, make the execution of method more stable, the judgement of abort situation
It is more accurate.
S103, determine most to connect according to block switch fault message, interconnection switch fault message and outlet switch fault message
Two feeder automations switch at nearly abort situation both ends;
Specifically, according to the distribution topological structure to prestore, the inspection outlet switch failure since faulty line outlet switch
The electric current of information, interconnection switch fault message and block switch fault message gets over limit information, and getting over limit information according to electric current judges most
Two feeder automations close to abort situation both ends switch.
If detecting in the two feeder automations switch being connected on circuit, an electric current is out-of-limit, and another electric current is not got over
Limit, then judge that abort situation on the circuit between the two feeder automations switch, is determined closest to abort situation both ends
Two feeder automations switch.
S104, according to the reclosing number of faulty line outlet switch, make two feeder lines closest to abort situation both ends
Automatic Switching separating brake locking, isolated fault location circuit;
Optionally, the reclosing number of outlet switch is also included in outlet switch fault message, reads the outlet received
Switch fault information, obtain the reclosing number of faulty line outlet switch.
Optionally, the reclosing number of each outlet switch in management and control region is prestored in power distribution automation main station, according to
Data in the outlet switch identification information-enquiry memory of faulty line outlet switch, obtain the coincidence of faulty line outlet switch
Lock number.
In one of the embodiments, if reclosing number is zero degree, send separating brake locking order arrive with closest to former
Hinder the monitoring device of two feeder automations switch connection at position both ends so that closest to two feeder lines at abort situation both ends
Automatic Switching separating brake locking.
In one of the embodiments, if reclosing number is once, and the coincidence of faulty line outlet switch is received
Lock failure information, closing closest to two feeder automations switch at abort situation both ends is not received in the second preset time
Sub-gate signal is locked, then sends the order of locking separating brake and switchs connection to two feeder automations closest to abort situation both ends
Monitoring device so that two feeder automations closest to abort situation both ends switch separating brake locking.
Specifically, when reclosing number is one time, faulty line outlet switch automatic reclosing, abort situation is led to again
Electricity, two feeder automations switch closest to abort situation both ends carries out Y time limit separating brake lockings respectively and X time limit separating brakes close
Lock, faulty line outlet switch separating brake again, unsuccessful reclosing.Faulty line outlet switch sends unsuccessful reclosing information to matching somebody with somebody
Electric automation main website, two detection means being connected with two feeder automations switch closest to abort situation both ends are sent out respectively
Y time limit separating brake block signals and X time limit separating brake block signals are sent to power distribution automation main station.
Power distribution automation main station receives the unsuccessful reclosing information of faulty line outlet switch, starts the second preset time meter
When, if the Y time limit separating brakes locking letter closest to two feeder automations switch at abort situation both ends is not received at the end of timing
Number and X time limit separating brake block signals, then send the order of locking separating brake to automatic with two feeder lines closest to abort situation both ends
The monitoring device of Switching connection so that two feeder automations closest to abort situation both ends switch separating brake locking.
Above-described embodiment, different reclosing numbers can be flexibly adapted to, ensure two closest to abort situation both ends
Individual feeder automation switchs separating brake locking, makes the isolation of failure more reliable.
S105, according to the type of two feeder automations switch closest to abort situation both ends, combined floodgate order is assigned, it is extensive
The line powering of multiple non-faulting position;
In one of the embodiments, if two feeder automations closest to abort situation both ends do not include event in switching
Hinder circuit outlet switch, then send order of closing a floodgate and arrive the outlet switch secondary device being connected with faulty line outlet switch so that
Faulty line outlet switch closes a floodgate.
If specifically, closest to abort situation both ends two feeder automations switch switch mark information in do not find
The outlet switch identification information of faulty line outlet switch, then send order of closing a floodgate and go out to what faulty line outlet switch was connected
Wiretap secondary device so that faulty line outlet switch closes a floodgate, and recovers faulty line outlet switch to abort situation side
Power supply.
In one of the embodiments, it is unilateral to receive the interconnection switch that the wireless public network FTU being connected with interconnection switch is sent
Signal is completed in decompression delay, and completing signal according to the delay of interconnection switch one side decompression determines faulty line interconnection switch;
Specifically, during line failure, faulty line interconnection switch one side decompression, start unilateral decompression delay, work as list
Decompression delay in side terminates, wireless public network FTU be connected with interconnection switch send interconnection switch one side decompression delay completion signal to
Power distribution automation main station.Signal is completed in unilateral decompression delay includes unilateral decompression delay completion information and interconnection switch mark letter
Breath.
Power distribution automation main station receives the decompression delay of interconnection switch one side and completes signal, and interconnection switch one side decompression is delayed
Complete the interconnection switch identification information that the interconnection switch identification information in signal is defined as faulty line interconnection switch.
After determining faulty line interconnection switch, two feeder automations switch closest to abort situation both ends is done and sentenced
It is disconnected, if two feeder automations closest to abort situation both ends do not include faulty line interconnection switch in switching, send and close
Lock order is to the wireless public network FTU being connected with faulty line interconnection switch so that faulty line interconnection switch closes a floodgate.
If specifically, closest to abort situation both ends two feeder automations switch switch mark information in do not find
The interconnection switch identification information of faulty line interconnection switch, then send order of closing a floodgate and arrive the nothing being connected with faulty line interconnection switch
Line public network FTU so that faulty line interconnection switch closes a floodgate, and recovers power supply of the faulty line interconnection switch to abort situation side.
Before circuit restores electricity in non-faulting position, two feeder automations switch closest to abort situation both ends is judged
Whether it is faulty line outlet switch or faulty line interconnection switch, according to judged result, sends order of closing a floodgate.Eliminate non-event
Miscarrying faulty line outlet switch or faulty line interconnection switch cause the risk having a power failure again when barrier position circuit restores electricity,
It can be sent according to abort situation and perform different closing operations, ensured that non-faulting position circuit restores electricity, further, more may be used
The fault self-recovery of the completion overhead transmission line leaned on.
The distribution network overhead line fault self-recovery method that the present embodiment is provided, adapt to the difference of faulty line outlet switch
Reclosing number situation, ensure that two feeder automations closest to abort situation both ends switch separating brake locking, it is ensured that isolation event
Hinder position, according to the different type situation of two feeder automations switch closest to abort situation both ends, assign different conjunctions
Lock order, prevent the power failure again of the non-faulting position circuit caused by switching miscarrying, it is ensured that non-faulting position circuit recovers normal
Power supply, it can be realized in the complex distribution network overhead line of topological structure and more reliable realize fault self-recovery.
One specific embodiment, as shown in figure 3, CB1, CB2 represent transformer station outlet switch in figure, FS1, FS2, FS3,
FS4 represents block switch, and LS represents interconnection switch.Assuming that failure occurs in f1 positions.
When failure occurs, CB1 and FS1 excessively stream separating brakes, FS2 decompression separating brakes, LS one side decompression.The outlet being connected with CB1 is opened
Secondary device transmission CB1 outlet switch fault message is closed to power distribution automation main station, the wireless public network FTU hairs being connected with FS1
FS1 block switches fault message is sent to power distribution automation main station.The wireless public network FTU being connected with FS2 sends the event of FS2 block switches
Hinder information to power distribution automation main station.The wireless public network FTU being connected with LS starts the decompression delay of interconnection switch one side, sends contact
Switch fault information is to power distribution automation main station.
After power distribution automation main station receives CB1 outlet switch fault message, start the first setting time timing, if meter
When at the end of receive FS1 and FS2 block switch fault message, LS arrives power distribution automation main station, then the outlet for reading CB1 opens
The outlet switch identification information in fault message is closed, it is faulty line outlet switch to determine CB1.
Power distribution automation main station is according to the distribution topological structure to prestore, the inspection CB1 since faulty line outlet switch CB1
Outlet switch fault message, the out-of-limit letter of electric current to power distribution automation main station and FS1 and FS2 block switch fault messages
Breath, detects that FS1 electric currents are out-of-limit, and FS2 electric currents are not out-of-limit, judges abort situation f1 on circuit between FS1 and FS2, FS1 and
FS2 is that two feeder automations closest to abort situation both ends switch.
CB1 and CB2 reclosing number is prestored in power distribution automation main station, obtains CB1 reclosing number.
If CB1 reclosing number is zero degree, power distribution automation main station send respectively separating brake locking order give FS1 and
The wireless public network FTU of FS2 connections, make FS1 and FS2 separating brake lockings.
If CB1 reclosing number is the outlet switch secondary device control CB1 reclosings once, being connected with CB1, work as electricity
When stream is switched to f1, separating brake, unsuccessful reclosing, FS1 and FS2 distinguish Y time limit separating brake lockings and X time limit separating brakes again by CB1 and FS1
Locking.The outlet switch secondary device being connected with CB1 sends CB1 unsuccessful reclosings information to power distribution automation main station, connects with FS1
The wireless public network FTU connect sends FS1 Y time limit separating brake block signals to power distribution automation main station, the wireless public network being connected with FS2
FTU sends FS2 X time limit separating brake block signals to power distribution automation main station.
After power distribution automation main station receives CB1 unsuccessful reclosing information, start the second preset time timing, if timing knot
Shu Shiwei receives FS1 and FS2 Y time limit separating brake block signals and X time limit separating brake block signals, then sends locking separating brake life respectively
The wireless public network FTU being connected with FS1 and FS2 is made, makes FS1 and FS2 separating brake lockings.
Power distribution automation main station receives the interconnection switch one side decompression that the wireless public network FTU being connected with LS is sent and has been delayed
Into signal, the interconnection switch identification information in the decompression delay completion signal of interconnection switch one side is obtained, determines that faulty line is got in touch with
Switch as LS.
Power distribution automation main station detects FS1 and FS2 switch mark information, and letter is identified without CB1 outlet switch
Breath, order of closing a floodgate is sent to the outlet switch secondary device being connected with CB1, CB1 is closed a floodgate.
Power distribution automation main station detects FS1 and FS2 switch mark information, and letter is identified without LS interconnection switch
Breath, order of closing a floodgate is sent to the wireless public network FTU being connected with LS, LS is closed a floodgate.
Correspondingly, the embodiment of the present invention also provides a kind of distribution network overhead line fault self-recovery device, including:
First receiving module, for receiving block switch fault message, the connection of the transmissions of the wireless public network FTU in management and control region
The outlet switch fault message that network switch fault information and outlet switch secondary device are sent;
Faulty line outlet switch judge module, faulty line outlet switch is determined according to outlet switch fault message;
The end switch judge module of failure two, according to block switch fault message, interconnection switch fault message and outlet switch
Fault message determines that two feeder automations closest to abort situation both ends switch;
Fault Isolation module, according to the reclosing number of faulty line outlet switch, make closest to abort situation both ends
Two feeder automations switch separating brake locking, isolate closest to the confession between two feeder automations switch at abort situation both ends
Electric line;
Fault Isolation module, the type that two feeder automations for basis closest to abort situation both ends switch, under
Ordered up to closing a floodgate, recover the line powering of non-faulting position.
In one of the embodiments, the first receiving module includes:
Outlet switch failure receiving module, for receiving the outlet switch fault message of outlet switch secondary device transmission;
First timing module, for performing the timing of the first setting time;
Block switch failure receiving module, for receiving the outlet switch fault message of wireless public network FTU transmissions.
In one of the embodiments, Fault Isolation module includes:
Reclosing number acquisition module, for obtaining the reclosing number of faulty line outlet switch;
Reclosing result receiving module, for receiving the unsuccessful reclosing information of faulty line outlet switch;
Second timing module, for performing the timing of the second setting time;
Separating brake block signal receiving module, what two feeder automations for receiving closest to abort situation both ends switched
Locking sub-gate signal;
Separating brake order sending module, for send separating brake locking order to two feeder lines closest to abort situation both ends
The monitoring device of automatic Switching connection so that two feeder automations closest to abort situation both ends switch separating brake locking.
In one of the embodiments, Fault Isolation module includes:
Fisrt fault recovers judge module, for judging closest in two feeder automations switch at abort situation both ends
Whether faulty line outlet switch is included;
Fisrt fault recovery module, the outlet switch two being connected with faulty line outlet switch is arrived for sending order of closing a floodgate
Secondary device so that faulty line outlet switch closes a floodgate;
In one of the embodiments, Fault Isolation module includes:
Signal is completed in second receiving module, the interconnection switch one side decompression delay for receiving interconnection switch transmission;
Faulty line interconnection switch judge module, failure is determined for completing signal according to the delay of interconnection switch one side decompression
Circuit interconnection switch;
Second fault recovery judge module, for judging closest in two feeder automations switch at abort situation both ends
Whether faulty line interconnection switch is included;
Second Failure Recovery Module, for sending switching signal to the wireless public network being connected with faulty line interconnection switch
FTU so that faulty line interconnection switch closes a floodgate.
The distribution network overhead line fault self-recovery device of the embodiment of the present invention can perform above-mentioned distribution network overhead line fault self-recovery
Method, possess the functional module for performing the above method and corresponding beneficial effect, here is omitted each functional module side of execution
The process of method.
The embodiment of the present invention also provides a kind of computer-readable recording medium, is stored thereon with computer program, computer
The step of above-mentioned distribution network overhead line fault self-recovery method is realized when program is executed by processor.Receive various in management and control region open
The fault message of pass, judge that faulty line outlet switch and two feeder automations closest to abort situation both ends switch,
Adapt to the different reclosing number situations of faulty line outlet switch, ensure two feeder lines closest to abort situation both ends from
Dynamic Switching separating brake locking, it is ensured that isolated fault position, according to two feeder automations switch closest to abort situation both ends
Different type situation, assign different combined floodgate orders, prevent because switch miscarry caused by non-faulting position circuit power failure again,
Ensure that non-faulting position circuit recovers normal power supply, can realize in the complex distribution network overhead line of topological structure and more may be used
That leans on realizes fault self-recovery.
Above example only expresses the several embodiments of the present invention, and its description is more specific and detailed, but can not
Therefore it is interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art,
Without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection model of the present invention
Enclose.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.