CN104751300B - A kind of quick emergency processing method of substation's power outage and system - Google Patents
A kind of quick emergency processing method of substation's power outage and system Download PDFInfo
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Abstract
The present invention provides a kind of quick emergency processing method of substation's power outage and system, the described method includes：The emergent accident establishment prediction scheme of distribution network line is obtained, emergent accident establishment prediction scheme includes isolation prediction scheme and recovers prediction scheme；Judge whether emergent accident establishment prediction scheme meets the first preset condition；When emergent accident establishment prediction scheme the first preset condition of satisfaction, and when distribution network line breaks down, isolation prediction scheme is performed, to isolate to corresponding fault zone；Behind isolated fault region, perform and recover prediction scheme, recovered with the power supply to fault zone.A kind of quick emergent treatment system of substation's power outage provided by the invention and method not only shorten the power off time of substation's power outage, also reduce the workload of substation's power outage processing.
Description
Technical field
The present invention relates to distribution network technology field, quickly meets an urgent need and locates more specifically to a kind of substation's power outage
Manage method and system.
Background technology
Natural calamity (ice damage, snow disaster and earthquake etc.) external force, which is destroyed, causes transmission line of electricity to fall tower or transmission line malfunction lantern festival
Cause substation to have a power failure, cause a plurality of supply line of power distribution network to be stopped, large area load loses power supply.Dead electricity load is necessary
Wait substation power outage after treatment could be restored electricity, and power off time is grown during it, is seriously affected
The reliability of power distribution network power supply.
It is obviously improved as China is distribution network automated horizontal, substation's power outage emergency processing based on power distribution network
Technology has possessed feasibility.Wherein, substation's power outage urgent technique of existing power distribution network is that 10kv has a power failure line
Point by point one by one in sequence by separated substation breakers, the method for closing circuit interconnection switch is transferred to normal power supply line on road
Road, and then realize service restoration.But substation's power outage urgent technique based on power distribution network is in processing procedure
Also still suffer from a little shortcomings, such as manually customization emergent accident establishment prediction scheme workload it is huge, and accident occur it is extensive to having a power failure
It is time-consuming longer in multiple process.
In conclusion how to provide a kind of power off time for shortening substation's power outage, mitigate substation's power outage
The workload of processing, is a problem to be solved by those skilled in the art.
The content of the invention
In view of this, the object of the present invention is to provide a kind of quick emergency processing method of substation's power outage and system,
To shorten the power off time of substation's power outage, mitigate the workload of substation's power outage processing.
To achieve these goals, the present invention provides following technical solution：
On the one hand, the present invention provides a kind of quick emergency processing method of substation's power outage, including：
Obtain the emergent accident establishment prediction scheme of distribution network line, emergent accident establishment prediction scheme includes isolation prediction scheme and extensive
Multiple prediction scheme；
Judge whether the emergent accident establishment prediction scheme meets the first preset condition；
Prediction scheme, which is worked out, when the emergent accident meets first preset condition, and when event occurs in the distribution network line
During barrier, the isolation prediction scheme is performed, to isolate to corresponding fault zone；After the fault zone is isolated, institute is performed
Recovery prediction scheme is stated, is recovered with the power supply to power supply interrupted district.
Preferably, the emergent accident establishment prediction scheme for obtaining distribution network line includes：
Electricity distribution network model and the power distribution network method of operation are obtained respectively；
The prediction scheme of the distribution network line is obtained according to the electricity distribution network model and the power distribution network method of operation；
All prediction schemes are combined, to obtain the emergent accident establishment prediction scheme.
Preferably, the method further includes：
Result after being performed to emergent accident establishment prediction scheme is monitored in real time, to obtain the distribution network line
The load factor change of fault zone, and according to the heavy duty in the fault zone of the definite distribution network line of load factor change
Circuit, to prompt dispatcher to carry out load transfer according to the heavy-haul line in time.
When the load factor change of the fault zone of the distribution network line meets the second preset condition, by the power distribution network
The method of operation is reduced to the acquiescence method of operation, the distribution before the acquiescence method of operation breaks down for the distribution network line
The method of operation of net.
Preferably, it is described to judge whether the emergent accident establishment prediction scheme meets that the first preset condition includes：
Judge whether the emergent accident establishment prediction scheme meets the power distribution network method of operation；
When emergent accident establishment prediction scheme is unsatisfactory for the power distribution network method of operation, then regroups and described answer urgent thing
Therefore establishment prediction scheme.
Preferably, it is described to judge whether the emergent accident establishment prediction scheme meets that the first preset condition further includes：
When emergent accident establishment prediction scheme meets the power distribution network method of operation, judge that the emergent accident establishment is pre-
Whether case can cause power distribution network regular link heavily loaded after performing；
After emergent accident establishment prediction scheme performs power distribution network regular link can be caused heavily loaded, then regroup described answer
Urgent thing thus establishment prediction scheme.
Preferably, it is described to judge whether the emergent accident establishment prediction scheme meets that the first preset condition further includes：
After emergent accident establishment prediction scheme performs power distribution network regular link will not be caused heavily loaded, then judged described emergent
Whether accident establishment prediction scheme can cause service area powered after performing；
After emergent accident establishment prediction scheme performs the service area can be caused powered, then regrouped described emergent
Accident works out prediction scheme；
After emergent accident establishment prediction scheme performs the service area will not be caused powered, then answer urgent thing described in execution
Therefore establishment prediction scheme.
On the other hand, present invention also offers a kind of quick emergent treatment system of substation's power outage, including：
Emergency preplan compiling module, the emergent accident for obtaining distribution network line work out prediction scheme, and the emergent accident is compiled
Prediction scheme processed includes isolation prediction scheme and recovers prediction scheme；
Regular prediction scheme correction verification module, for judging whether the emergent accident establishment prediction scheme meets the first preset condition；
Accident prediction execution module, for meeting first preset condition when emergent accident establishment prediction scheme, and
When the distribution network line breaks down, the isolation prediction scheme is performed, to isolate to corresponding fault zone；Work as isolation
Behind the fault zone, the recovery prediction scheme is performed, is recovered with the power supply to the power supply interrupted district.
Preferably, the emergency preplan compiling module includes：
First acquisition unit, for obtaining electricity distribution network model and the power distribution network method of operation respectively；
Second acquisition unit, for obtaining the power distribution network according to the electricity distribution network model and the power distribution network method of operation
The prediction scheme of circuit；
Assembled unit, for all prediction schemes to be combined, to obtain the emergent accident establishment prediction scheme.
Preferably, the system also includes：
Abnormality monitoring module, is monitored in real time for the result after being performed to emergent accident establishment prediction scheme,
To obtain the change of the load factor of the fault zone of the distribution network line, and change according to the load factor and determine the power distribution network
Heavy-haul line in the fault zone of circuit, to prompt dispatcher to carry out load transfer according to the heavy-haul line in time.
Preferably, the system also includes：
Method of operation recovery module, the load factor change for the fault zone when the distribution network line meet that second is pre-
If during condition, the power distribution network method of operation is reduced to the acquiescence method of operation, the acquiescence method of operation is the power distribution network
The method of operation of the power distribution network before line failure.
Compared with prior art, advantages of the present invention is as follows：
The present invention provides a kind of quick emergency processing method of substation's power outage and system, first by obtaining distribution
The emergent accident establishment prediction scheme on cable road, and judge whether emergent accident establishment prediction scheme meets the first preset condition, when answering urgent thing
Therefore establishment prediction scheme meets the first preset condition, and when distribution network line breaks down, isolation prediction scheme is performed, with to corresponding
Fault zone is isolated；After the fault zone is isolated, perform and recover prediction scheme, carried out with the power supply to fault zone extensive
Multiple, compared with point-by-point by-line realizes the system of service restoration in order in the prior art, a kind of substation provided by the invention stops
The quick emergent treatment system of electrification and method not only shorten the power off time of substation's power outage, also reduce substation
The workload of power outage processing.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of a kind of flow of the quick emergency processing method of substation's power outage provided in an embodiment of the present invention
Figure；
Fig. 2 is a kind of another flow of the quick emergency processing method of substation's power outage provided in an embodiment of the present invention
Figure；
Fig. 3 is the schematic diagram that a kind of substation's emergent accident provided in an embodiment of the present invention works out prediction scheme；
Fig. 4 is that the emergent accident of single line provided in an embodiment of the present invention works out prediction scheme implementation procedure schematic diagram；
Fig. 5 works out prediction scheme implementation procedure schematic diagram for a kind of substation's emergent accident provided in an embodiment of the present invention；
Fig. 6 is a kind of a kind of sub-process of emergent quick emergent treatment system of substation's power failure provided in an embodiment of the present invention
Figure；
Fig. 7 shows for a kind of a kind of structure of the quick emergent treatment system of substation's power outage provided in an embodiment of the present invention
It is intended to；
Fig. 8 is an a kind of kernel texture of the quick emergent treatment system of substation's power outage provided in an embodiment of the present invention
Schematic diagram；
Fig. 9 is a kind of another structure of the quick emergent treatment system of substation's power outage provided in an embodiment of the present invention
Schematic diagram.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
An embodiment of the present invention provides a kind of quick emergency processing method of substation's power outage, please refer to Fig.1, it shows
A kind of a kind of flow chart of the quick emergency processing method of substation's power outage provided in an embodiment of the present invention, can include with
Lower step：
Step 101：Obtain the emergent accident establishment prediction scheme of distribution network line.
Wherein, emergent accident establishment prediction scheme includes isolation prediction scheme and recovers prediction scheme.
It should be noted that the emergent accident establishment prediction scheme in the embodiment of the present invention is for a plurality of circuit,
I.e. when performing emergent accident establishment prediction scheme, the synchronous execution of a plurality of circuit is just directly realized.
It is understood that isolation prediction scheme is specifically as follows by Kong Fen substations 10kV breaker isolated faults region；
After recovery prediction scheme is specifically as follows by controlling zygonema road interconnection switch recovery substation fault zone isolation, recover power supply interrupted district
Power supply.
Step 102：Judge whether emergent accident establishment prediction scheme meets the first preset condition.
Emergent accident establishment prediction scheme must is fulfilled for the first preset condition upon execution, otherwise directly thinks that emergent accident is worked out
Prediction scheme performs failure, then continues to regroup new emergent accident establishment prediction scheme.I.e. in embodiments of the present invention, by first verifying
The requirement performed afterwards first verifies emergent accident establishment prediction scheme, when meeting the first preset condition, can just continue to execute this
Emergent accident works out prediction scheme.
Step 103：When emergent accident establishment prediction scheme the first preset condition of satisfaction, and when distribution network line breaks down
When, isolation prediction scheme is performed, to isolate to corresponding fault zone；Behind isolated fault region, perform and recover prediction scheme, with right
The power supply of power supply interrupted district is recovered.
In embodiments of the present invention, emergent accident establishment prediction scheme includes isolating prediction scheme and recovers prediction scheme, so performing
When emergent accident works out prediction scheme, then the order of conjunction Kong Fen substations 10kV breakers successively point are controlled again according to first control, after the completion of, then
Zygonema road interconnection switch is controlled, to realize the service restoration of the isolation of fault zone and power supply interrupted district.
The present invention provides a kind of quick emergency processing method of substation's power outage, first by obtaining distribution network line
Emergent accident establishment prediction scheme, and judge emergent accident establishment prediction scheme whether meet the first preset condition, when emergent accident work out
Prediction scheme meets the first preset condition, and when distribution network line breaks down, isolation prediction scheme is performed, with to corresponding faulty section
Domain is isolated；Behind isolated fault region, perform and recover prediction scheme, recovered with the power supply to fault zone, with existing skill
Point-by-point by-line realizes that the method for service restoration is compared in order in art, and a kind of substation's power outage provided by the invention quickly should
Anxious processing method, not only shortens the power off time of substation's power outage, also reduces the work of substation's power outage processing
Measure.
Please refer to Fig.2, it illustrates a kind of quick emergency processing side of substation's power outage provided in an embodiment of the present invention
Another flow chart of method, can also comprise the following steps：
Step 201：Obtain the emergent accident establishment prediction scheme of distribution network line.
Wherein, emergent accident establishment prediction scheme includes isolation prediction scheme and recovers prediction scheme.
In embodiments of the present invention, emergent accident establishment prediction scheme can be obtained in the following manner, it is specifically as follows：
Electricity distribution network model and the power distribution network method of operation are obtained respectively；Obtained according to electricity distribution network model and the power distribution network method of operation
The prediction scheme of distribution network line, and all prediction schemes are combined, to obtain emergent accident establishment prediction scheme.
It should be noted that it should be noted that the acquisition of electricity distribution network model and the power distribution network method of operation is according to distribution
Net SCADA system (Supervisory Control And Data Acquisition, data acquisition and supervisor control)
Obtain.Wherein, electricity distribution network model includes power distribution network switch, distribution feeder section and distribution network load.The power distribution network method of operation
Assign the division state of power network switch.
The embodiment of the present invention obtains model and the distribution network operation side of power distribution network by foundation power distribution network SCADA system automatically
Formula, and the prediction scheme of topology search acquisition distribution network line, Ran Houtong are passed through according to the model and the power distribution network method of operation of power distribution network
Cross combination and form load transfer establishment prediction scheme, i.e., the acquisition of emergent accident establishment prediction scheme is by power distribution network SCADA in the present invention
What system automatically formed, with the prior art by way of manually customizing emergent accident and working out prediction scheme compared with, it is effective to mitigate
The workload of substation's power outage processing.
It should be noted that prediction scheme includes isolation (control point) and recovers (control is closed), that is, isolate the failure in distribution network line
Region, recovers the power supply of fault zone in distribution network line, wherein the fault zone in isolation distribution network line is become by control point
What power station 10kV breakers were realized, recover contact of the power supply of power supply interrupted district in distribution network line by controlling conjunction distribution network line and open
Close what is realized.Wherein, the one of the foundation Duan Tang substations 10kV distribution network lines provided in the embodiment of the present invention is provided in Fig. 3
The schematic diagram of kind substation emergent accident establishment prediction scheme.
Step 202：Judge whether emergent accident establishment prediction scheme meets the first preset condition.
Step 203：When emergent accident establishment prediction scheme the first preset condition of satisfaction, and when distribution network line breaks down
When, isolation prediction scheme is performed, to isolate to corresponding fault zone；Behind isolated fault region, perform and recover prediction scheme, with right
The power supply of power supply interrupted district is recovered.
It should be noted that emergent accident establishment prediction scheme provided in an embodiment of the present invention is performed based on a plurality of circuit prediction scheme
Union, and it is a plurality of first go between be concurrently to perform, be independent of each other.Service restoration is being carried out at the same time based on a plurality of dead line
On the basis of, the emergent accident establishment prediction scheme implementation procedure of the single line in a plurality of dead line is as shown in Figure 4.
When single line has a plurality of prediction scheme, then first exclude to have performed the prediction scheme of failure, compiled according still further to emergent accident
The priority of prediction scheme processed selects pending emergent accident establishment prediction scheme.When emergent accident all in single line works out prediction scheme
Failure or current single line are performed both by there is no during emergent accident establishment prediction scheme, then substation's power outage emergency processing
System will automatically generate interim emergent accident establishment prediction scheme according to the current method of operation of power distribution network.
Wherein, the execution for the emergent accident establishment prediction scheme of single line is according to the preferential of emergent accident establishment prediction scheme
For level come what is realized, the selection principle of its execution sequence is as follows：
Threshold value=power distribution network switch * 100+ turn to supply back loading rate；
It should be noted that when threshold value is bigger, then emergent accident establishment prediction scheme priority is lower, therefore generally according to threshold value
Size come determine emergent accident establishment prediction scheme processing sequence.
Wherein, turn that for back loading rate estimation acquisition can be carried out according to the historical data in power distribution network.
After determining that pending emergent accident works out prediction scheme, judge whether emergent accident establishment prediction scheme meets that first is default
Condition；When emergent accident establishment prediction scheme meets the first preset condition, Ze Kongfen substations 10kV breakers, if Kong Fen substations
10kV breakers fail, then show the emergent accident establishment prediction scheme performs failure, then return reselect can perform meet an urgent need
Accident works out prediction scheme, after the 10kV breakers success of Kong Fen substations, then controls zygonema road interconnection switch, while when control zygonema road connection
Network switch failure, then return to the emergent accident establishment prediction scheme that reselects and can perform, after the success of separated time road interconnection switch is controlled,
Then the emergent accident establishment prediction scheme of single line runs succeeded.
It should be noted that in Fig. 4, emergent accident establishment prediction scheme can be divided into 3 classes, such as preferred prediction scheme, spare prediction scheme
With dynamic prediction scheme, wherein, preferably prediction scheme is that the pending emergent accident that determines of priority of prediction scheme is worked out according to emergent accident
Prediction scheme is worked out, spare prediction scheme works out prediction scheme for the emergent accident in addition to preferred prediction scheme, and dynamic prediction scheme is to be compiled in emergent accident
Need manually to be adjusted the emergent accident establishment prediction scheme regained in prediction scheme implementation procedure processed.Prediction scheme is worked out in emergent accident
When meeting the first preset condition, emergent accident establishment prediction scheme is performed, according to sequencing, isolated fault region and recovery power failure area
Domain power, illustrate if the isolation and the power supply of power supply interrupted district for realizing fault zone emergent accident establishment prediction scheme perform into
Work(, otherwise, then performs failure, then works out prediction scheme by manually adjusting emergent accident, and prediction scheme is worked out to form new emergent accident,
That is dynamic prediction scheme.Wherein, isolation and the power supply interrupted district of fault zone can be realized by remote control in embodiments of the present invention
Power supply, can also realize by other means.
Step 204：Result after being performed to emergent accident establishment prediction scheme is monitored in real time, to obtain distribution network line
The load factor of fault zone changes, and changes the heavy-haul line in the fault zone for determining distribution network line according to load factor, with
Prompting dispatcher carries out load transfer according to heavy-haul line in time.
Step 205：When the load factor change of the fault zone of distribution network line meets the second preset condition, by power distribution network
The method of operation is reduced to the acquiescence method of operation.
Run succeeded it should be noted that the second preset condition works out prediction scheme for emergent accident.Give tacit consent to the method for operation be with
The method of operation of power distribution network before power network line breaks down.Wherein figure 5 show a kind of foundation provided in the embodiment of the present invention
A kind of substation's emergent accident establishment prediction scheme implementation procedure schematic diagram of Duan Tang substations 10kV power failure distribution network lines.
A kind of quick emergency processing method of substation's power outage provided in an embodiment of the present invention, substation's emergent accident are compiled
The union that prediction scheme performs is worked out in the execution of prediction scheme processed for a plurality of circuit emergent accident, is concurrently performed between a plurality of circuit, mutually not shadow
Ring, so that the execution speed of prediction scheme is greatly improved, and by monitoring that the load factor in distribution network failure region changes in real time,
Effectively preventing fault zone circuit heavy service causes fault spread, while record stops the recovery process of power network line, and
After accident treatment, intelligence is completed power system operating mode and is recovered.
Fig. 6 is refer to, it illustrates a kind of emergent quick emergency processing system of substation's power failure provided in an embodiment of the present invention
A kind of sub-process figure of system, may comprise steps of：
Step 301：Judge whether emergent accident establishment prediction scheme meets the power distribution network method of operation, if it is not, then performing step
302；If it is, perform step 303.
Step 302：When emergent accident establishment prediction scheme is unsatisfactory for the power distribution network method of operation, then emergent accident volume is regrouped
Prediction scheme processed.
Step 303：When emergent accident establishment prediction scheme meets the power distribution network method of operation, judge that emergent accident establishment prediction scheme is held
Power distribution network regular link whether can be caused heavily loaded after row, if it is not, then performing step 304；If it is, perform step 305.
Step 304：After emergent accident establishment prediction scheme performs power distribution network regular link can be caused heavily loaded, then regrouping should
Urgent thing thus establishment prediction scheme.
Step 305：After emergent accident establishment prediction scheme performs power distribution network regular link will not be caused heavily loaded, then judged emergent
Whether accident establishment prediction scheme can cause service area powered after performing, if it is not, then performing step 306；If it is, perform step
Rapid 307.
Step 306：After emergent accident establishment prediction scheme performs service area can be caused powered, then regroup emergent accident
Work out prediction scheme.
Step 307：After emergent accident establishment prediction scheme performs service area will not be caused powered, then perform emergent accident and compile
Prediction scheme processed.
It should be noted that in work of transformer substation, also there is the maintenance area overhauled to its equipment in substation
Domain.
Wherein, the first preset condition is the condition for needing to meet before emergent accident establishment prediction scheme performs, i.e.,：Emergent accident
Establishment prediction scheme needs to be consistent with the currently running state of power distribution network, and emergent accident establishment prediction scheme will not cause power distribution network after performing
Regular link heavy duty in circuit, emergent accident establishment prediction scheme will not cause service area powered after performing.It should be noted that
In embodiments of the present invention, only when emergent accident establishment prediction scheme meets the first preset condition, can just continue to execute this should
Urgent thing thus establishment prediction scheme.
Corresponding with the embodiment of the above method, the embodiment of the present invention additionally provides a kind of substation's power outage and quickly should
Anxious processing system, refer to Fig. 7, and it illustrates a kind of quick emergency processing of substation's power outage provided in an embodiment of the present invention
A kind of structure diagram of system, the system can include：Emergency preplan compiling module 11, regular 12 and of prediction scheme correction verification module
Accident prediction execution module 13, wherein：
Emergency preplan compiling module 11, the emergent accident for obtaining distribution network line work out prediction scheme.
Wherein, emergency preplan compiling module 11 can also include：First acquisition unit 21, second acquisition unit 22 and combination
Unit 23, refer to Fig. 8, and it illustrates a kind of quick emergent treatment system of substation's power outage provided in an embodiment of the present invention
A kernel texture schematic diagram, wherein：
First acquisition unit 21, for obtaining electricity distribution network model and the power distribution network method of operation respectively.
Second acquisition unit 22, for obtaining the pre- of distribution network line according to electricity distribution network model and the power distribution network method of operation
Case.
Assembled unit 23, for all prediction schemes to be combined, to obtain emergent accident establishment prediction scheme.
Emergency preplan compiling module 11 obtains electricity distribution network model and the power distribution network method of operation according to power distribution network SCADA system.
It is understood that emergent accident establishment prediction scheme combination power distribution network module and the power distribution network method of operation formed, its by time
The distribution network line of all 10kV in substation is gone through, the prediction scheme of distribution network line is obtained using topology search, then will be all pre-
Case combines, and just obtains substation's emergent accident establishment prediction scheme.
Regular prediction scheme correction verification module 12, for judging whether emergent accident establishment prediction scheme meets the first preset condition.
Regular prediction scheme correction verification module 12 periodically travels through all 10kV circuits in substation, if emergent accident establishment prediction scheme is with working as
The operating status of preceding power distribution network is not inconsistent, then it is assumed that emergent accident establishment prediction scheme is invalid, then prompts user to regroup circuit
Emergent accident works out prediction scheme.
It should be noted that emergent accident establishment prediction scheme is not inconsistent with power distribution network current operating conditions refers to emergent accident establishment in advance
It has been to divide that switch-dividing current operating conditions are controlled in case, or control combination switch current operating conditions have been conjunction.
Accident prediction execution module 13, for meeting the first preset condition when emergent accident establishment prediction scheme, and works as distribution
When cable road is broken down, isolation prediction scheme is performed, to isolate to corresponding fault zone；Behind isolated fault region, hold
Row recovers prediction scheme, is recovered with the power supply to power supply interrupted district.
An embodiment of the present invention provides a kind of quick emergent treatment system of substation's power outage, first by obtaining distribution
The emergent accident establishment prediction scheme on cable road, and judge whether emergent accident establishment prediction scheme meets the first preset condition, when answering urgent thing
Therefore establishment prediction scheme meets the first preset condition, and when distribution network line breaks down, isolation prediction scheme is performed, with to corresponding
Fault zone is isolated；Behind isolated fault region, perform and recover prediction scheme, recovered with the power supply to fault zone, with
Point-by-point by-line realizes that the system of service restoration is compared in order in the prior art, a kind of substation's power outage provided by the invention
Quick emergent treatment system, not only shortens the power off time of substation's power outage, also reduces at substation's power outage
The workload of reason.
Fig. 9 is refer to, it illustrates a kind of quick emergency processing system of substation's power outage provided in an embodiment of the present invention
Another structure diagram of system, on the basis of Fig. 7, can also include：Abnormality monitoring module 14 and the method for operation are extensive
Multiple module 15, wherein：
Abnormality monitoring module 14, is monitored in real time for the result after being performed to emergent accident establishment prediction scheme, with
The load factor change of the fault zone of distribution network line is obtained, and changes the fault zone for determining distribution network line according to load factor
In heavy-haul line, to prompt dispatcher to carry out load transfer according to heavy-haul line in time.
It is understood that after emergent accident establishment prediction scheme has been performed, it is also necessary to the effect after execution is carried out real-time
Monitoring, to find the change of load factor in power distribution network exception supply line in time, and then finds heavy-haul line in time.
It should be noted that abnormal supply line refers to the current confession of dead line in power distribution network after substation's generation accident
Power supply.
Method of operation recovery module 15, the load factor change for the fault zone when distribution network line meet that second is default
During condition, the power distribution network method of operation is reduced to the acquiescence method of operation.
The method of operation of power distribution network before the acquiescence method of operation breaks down for distribution network line.
A kind of quick emergent treatment system of substation's power outage provided in an embodiment of the present invention, substation's emergent accident are compiled
The union that prediction scheme performs is worked out in the execution of prediction scheme processed for a plurality of circuit emergent accident, is concurrently performed before a plurality of circuit, mutually not shadow
Ring, so that the execution speed of prediction scheme is greatly improved, and by monitoring that the load factor in distribution network failure region changes in real time,
Effectively preventing fault zone circuit heavy service causes fault spread, while record stops the recovery process of power network line, and
After accident treatment, intelligence is completed power system operating mode and is recovered.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or order.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only include that
A little key elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except also there are other identical element in the process, method, article or apparatus that includes the element.
The foregoing description of the disclosed embodiments, enables those skilled in the art to realize or use the present invention.To this
A variety of modifications of a little embodiments will be apparent for a person skilled in the art, and the general principles defined herein can
Without departing from the spirit or scope of the present invention, to realize in other embodiments.Therefore, the present invention will not be limited
The embodiments shown herein is formed on, and is to fit to consistent with the principles and novel features disclosed herein most wide
Scope.
Claims (10)
- A kind of 1. quick emergency processing method of substation's power outage, it is characterised in that including：The emergent accident establishment prediction scheme of distribution network line is obtained, the emergent accident establishment prediction scheme includes isolation prediction scheme and recovers pre- Case, and obtained from the combination of all prediction schemes of the distribution network line；Judge whether the emergent accident establishment prediction scheme meets the first preset condition；Prediction scheme, which is worked out, when the emergent accident meets first preset condition, and when the distribution network line breaks down When, every faulty line performs the isolation prediction scheme at the same time, to isolate to corresponding fault zone；When described in isolation Behind fault zone, every faulty line performs the recovery prediction scheme at the same time, is recovered with the power supply to power supply interrupted district.
- 2. the according to the method described in claim 1, it is characterized in that, emergent accident establishment prediction scheme for obtaining distribution network line Including：Electricity distribution network model and the power distribution network method of operation are obtained respectively；The prediction scheme of the distribution network line is obtained according to the electricity distribution network model and the power distribution network method of operation；All prediction schemes are combined, to obtain the emergent accident establishment prediction scheme.
- 3. method according to claim 1 or 2, it is characterised in that the method further includes：Result after being performed to emergent accident establishment prediction scheme is monitored in real time, to obtain the failure of the distribution network line The load factor change in region, and according to the heavy-loaded line in the fault zone of the definite distribution network line of load factor change Road, to prompt dispatcher to carry out load transfer according to the heavy-haul line in time；When the load factor change of the fault zone of the distribution network line meets the second preset condition, by the distribution network operation Mode is reduced to the acquiescence method of operation, the power distribution network before the acquiescence method of operation breaks down for the distribution network line The method of operation.
- 4. according to the method described in claim 1, it is characterized in that, described judge whether the emergent accident establishment prediction scheme meets First preset condition includes：Judge whether the emergent accident establishment prediction scheme meets the power distribution network method of operation；When emergent accident establishment prediction scheme is unsatisfactory for the power distribution network method of operation, then regroups the emergent accident and compile Prediction scheme processed.
- 5. according to the method described in claim 4, it is characterized in that, described judge whether the emergent accident establishment prediction scheme meets First preset condition further includes：When emergent accident establishment prediction scheme meets the power distribution network method of operation, judge that the emergent accident establishment prediction scheme is held Power distribution network regular link whether can be caused heavily loaded after row；After emergent accident establishment prediction scheme performs power distribution network regular link can be caused heavily loaded, then regroup and described answer urgent thing Therefore establishment prediction scheme.
- 6. according to the method described in claim 5, it is characterized in that, described judge whether the emergent accident establishment prediction scheme meets First preset condition further includes：After emergent accident establishment prediction scheme performs power distribution network regular link will not be caused heavily loaded, then judge the emergent accident Whether establishment prediction scheme can cause service area powered after performing；After emergent accident establishment prediction scheme performs the service area can be caused powered, then regroup the emergent accident Work out prediction scheme；After emergent accident establishment prediction scheme performs the service area will not be caused powered, then perform the emergent accident and compile Prediction scheme processed.
- A kind of 7. quick emergent treatment system of substation's power outage, it is characterised in that including：Emergency preplan compiling module, the emergent accident for obtaining distribution network line work out prediction scheme, and the emergent accident establishment is pre- Case includes isolation prediction scheme and recovers prediction scheme, and is obtained from the combination of all prediction schemes of the distribution network line；Regular prediction scheme correction verification module, for judging whether the emergent accident establishment prediction scheme meets the first preset condition；Accident prediction execution module, for meeting first preset condition when emergent accident establishment prediction scheme, and works as institute When stating distribution network line failure, every faulty line performs the isolation prediction scheme at the same time, with to corresponding faulty section Domain is isolated；After the fault zone is isolated, every faulty line performs the recovery prediction scheme at the same time, with to having a power failure The power supply in region is recovered.
- 8. system according to claim 7, it is characterised in that the emergency preplan compiling module includes：First acquisition unit, for obtaining electricity distribution network model and the power distribution network method of operation respectively；Second acquisition unit, for obtaining the distribution network line according to the electricity distribution network model and the power distribution network method of operation Prediction scheme；Assembled unit, for all prediction schemes to be combined, to obtain the emergent accident establishment prediction scheme.
- 9. the system according to claim 7 or 8, it is characterised in that the system also includes：Abnormality monitoring module, is monitored, to obtain in real time for the result after being performed to emergent accident establishment prediction scheme Take the load factor of the fault zone of the distribution network line to change, and change according to the load factor and determine the distribution network line Fault zone in heavy-haul line, to prompt dispatcher to carry out load transfer according to the heavy-haul line in time.
- 10. system according to claim 9, it is characterised in that the system also includes：Method of operation recovery module, the load factor change for the fault zone when the distribution network line meet the second default bar During part, the power distribution network method of operation is reduced to the acquiescence method of operation, the acquiescence method of operation is the distribution network line The method of operation of the power distribution network before breaking down.
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| CN201510193775.XA CN104751300B (en) | 2015-04-22 | 2015-04-22 | A kind of quick emergency processing method of substation's power outage and system |
| PCT/CN2015/092816 WO2016169238A1 (en) | 2015-04-22 | 2015-10-26 | Quick emergency processing method and system for power failure accident of transformer substation |
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| CN201510193775.XA CN104751300B (en) | 2015-04-22 | 2015-04-22 | A kind of quick emergency processing method of substation's power outage and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104751300B (en) * | 2015-04-22 | 2018-05-15 | 国家电网公司 | A kind of quick emergency processing method of substation's power outage and system |
| CN105388882B (en) * | 2015-11-05 | 2018-05-11 | 国网浙江省电力公司杭州供电公司 | A kind of power grid accident prediction scheme determines method and apparatus |
| CN105680426B (en) * | 2016-03-16 | 2018-11-23 | 江苏省电力公司常州供电公司 | A kind of 35kv line fault power loss accident intelligent processing method neural network based |
| CN105867270B (en) * | 2016-04-08 | 2018-08-14 | 国电南瑞科技股份有限公司 | A kind of power transmission and transformation equipment state anomalous identification and plan for emergency handling automatic push method |
| CN106920178A (en) * | 2017-02-10 | 2017-07-04 | 国网安徽省电力公司安庆供电公司 | Power network prediction scheme deduction system and power network prediction scheme deduction method |
| CN108599159A (en) * | 2018-05-24 | 2018-09-28 | 龙逸电科（天津）技术有限公司 | A kind of power distribution network operation troubles solution |
| CN110275992B (en) * | 2019-05-17 | 2023-08-29 | 创新先进技术有限公司 | Emergency processing method, device, server and computer readable storage medium |
| CN111598323A (en) * | 2020-05-09 | 2020-08-28 | 浙江工业大学 | Gas accident scheduling method under gas maintenance integration background |
| CN112529374B (en) * | 2020-11-26 | 2023-01-24 | 国网山东省电力公司建设公司 | Power failure processing method and system for transformer substation |
| CN113507116B (en) * | 2021-07-08 | 2022-07-22 | 国网河北省电力有限公司电力科学研究院 | Power distribution network load transfer method, device, equipment and storage medium |
| CN116992160B (en) * | 2023-09-27 | 2023-12-12 | 长春中医药大学 | Clinical care training emergency plan recommendation method for sanitary event |
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