CN109149572A - A kind of self-healing control method of intelligent distribution network - Google Patents
A kind of self-healing control method of intelligent distribution network Download PDFInfo
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- CN109149572A CN109149572A CN201811112426.0A CN201811112426A CN109149572A CN 109149572 A CN109149572 A CN 109149572A CN 201811112426 A CN201811112426 A CN 201811112426A CN 109149572 A CN109149572 A CN 109149572A
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- Prior art keywords
- distribution network
- self
- abnormality
- control
- control method
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present invention relates to technical field of electric power more particularly to a kind of self-healing control methods of intelligent distribution network, the difference is that, step includes: 1) to carry out continuing assessment to the power distribution network in normal operation, and real-time perfoming hidden danger is predicted；2) different zones are divided according to the type of abnormality, and the different zones of power distribution network is formulated with different control strategies；3) when occurring abnormality in power distribution network, abnormality is determined, different zones are included according to the type of abnormality, and execute the control strategy in the region to it；4) to abnormality after treatment, it is included in normal working zone, and the region is further assessed；5) to be evaluated as in step 4) can further progress optimal control, then be included in optimization Operational Zone；Otherwise step 1) is jumped back to；6) control is optimized to the distribution network of optimization Operational Zone, jumps back to step 1) after the completion.The operation that the present invention keeps power distribution network more safe and reliable.
Description
Technical field
The present invention relates to technical field of electric power more particularly to a kind of self-healing control methods of intelligent distribution network.
Background technique
In recent years, with the construction of national intelligent power network, the requirement to power supply quality and reliability is higher and higher, has a power failure
Caused by economic loss and to society influence it is increasing.With the continuous development of communication and information technology, high-tech electronic
Equipment is widely used in social production and life, and voltage dip and the influence having a power failure in short-term to society are huge.
Currently, only realizing simple protection and control function in power distribution network, this, which just needs one kind, can make distribution network rapidly self-healing
Protection system, to enable distribution network quickly to position, to cut off fault point.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology, provides a kind of self-healing control method of intelligent distribution network,
Allow the operation that power distribution network is more safe and reliable.
In order to solve the above technical problems, the technical solution of the present invention is as follows: a kind of self-healing control method of intelligent distribution network,
The difference is that step includes: 1) to carry out continuing assessment to the power distribution network in normal operation, and real-time perfoming hidden danger is pre-
It surveys；2) different zones are divided according to the type of abnormality, and the different zones of power distribution network is formulated with different control strategies；3)
When occurring abnormality in power distribution network, abnormality is determined, different zones are included according to the type of abnormality, and right
Its control strategy for executing the region；4) to abnormality after treatment, be included in normal working zone, and to the region into
Row further assessment；5) to be evaluated as in step 4) can further progress optimal control, then be included in optimization Operational Zone；It is no
Then jump back to step 1)；6) control is optimized to the distribution network of optimization Operational Zone, jumps back to step 1) after the completion.
By above scheme, the different zones in step 2 can be divided into abnormal vulnerable areas, fault disturbance area and repair and maintenance area,
Its hazard rating is from small to large.
By above scheme, preventive and corrective control is carried out to the abnormality of abnormal vulnerable areas.
By above scheme, emergent restoring control is carried out to the abnormality in fault disturbance area.
By above scheme, restore electricity after being overhauled to the distribution network in repair and maintenance area.
Such as fail normally to restore, then after carrying out preventive and corrective control to the abnormality of abnormal vulnerable areas by above scheme
It is included in fault disturbance area, executes the control strategy in fault disturbance area.
Such as fail normally to restore, then after carrying out emergent restoring control to the abnormality in fault disturbance area by above scheme
It is included in repair and maintenance area, executes the control strategy in repair and maintenance area.
By above scheme, the power distribution network carries out the measurement of distribution transforming operating parameter, statistics by the public acquisition terminal that becomes, and passes through
Data interaction with long-range main website system realizes that function is monitored in distribution transforming on-line.
By above scheme, the public acquisition terminal that becomes is equipped with Harmonic Detecting Device, to voltage harmonic situation and current harmonics
Situation is monitored.
By above scheme, the public order for becoming acquisition terminal according to main station system is to the implementation distant place jump of every road outlet switch
Lock and shutting-brake control.
Compare the prior art, beneficial features of the invention are as follows:
When normal operation, by power distribution network running optimizatin and prevention correction control, to avoid failure；When failure occurs, lead to
Emergent restoring control and repair and maintenance control are crossed, so that not losing load after failure or losing load as few as possible.
Detailed description of the invention
Fig. 1 is the flow diagram of the embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawing and specific implementation
Invention is further described in detail for example.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention,
It is not intended to limit the present invention.
Hereinafter, many aspects of the invention will be more fully understood with reference to attached drawing.Component in attached drawing may not be according to
Ratio is drawn.Alternatively, it is preferred that emphasis is clearly demonstrate component of the invention.In addition, in several views in the accompanying drawings, it is identical
Appended drawing reference indicate corresponding part.
Word " exemplary " as used herein or " illustrative " expression are used as example, example or explanation.It retouches herein
Stating any embodiment for " exemplary " or " illustrative " to be not necessarily to be construed as is preferred relative to other embodiment or has
Benefit.All embodiments described below are illustrative embodiments, and providing these illustrative embodiments is to make
Those skilled in the art are obtained to make and use embodiment of the disclosure and be expected to be not intended to limit the scope of the present disclosure, the disclosure
Range is defined by the claims.In other embodiments, well known feature and method is described in detail so as not to obscure this
Invention.For purpose described herein, term " on ", "lower", "left", "right", "front", "rear", "vertical", "horizontal" and its spread out
New word is related by the invention oriented with such as Fig. 1.Moreover, having no intent to by technical field, background technique, summary of the invention above
Or any theoretical limitation expressed or implied provided in detailed description below.It should also be clear that being shown in the accompanying drawings and below
Specification described in specific device and process be the inventive concept limited in the following claims simple examples it is real
Apply example.Therefore, specific size relevant to presently disclosed embodiment and other physical features are understood not to restricted
, unless claims are separately clearly stated.
A kind of self-healing control method of intelligent distribution network of the embodiment of the present invention, step include: 1) in normal operation
Power distribution network carries out continuing assessment, and real-time perfoming hidden danger is predicted；2) different zones are divided according to the type of abnormality, and to matching
The different zones of power grid formulate different control strategies；3) when occurring abnormality in power distribution network, abnormality is determined,
Different zones are included according to the type of abnormality, and execute the control strategy in the region to it；4) abnormality processing is tied
Shu Hou is included in normal working zone, and is further assessed the region；5) to be evaluated as in step 4) can further into
Row optimal control, then it is included in optimization Operational Zone；Otherwise step 1) is jumped back to；6) to optimization Operational Zone distribution network into
Row optimal control, jumps back to step 1) after the completion.
Preferably, the different zones in step 2 can be divided into abnormal vulnerable areas, fault disturbance area and repair and maintenance area, danger
Evil grade is from small to large.
Preferably, preventive and corrective control is carried out to the abnormality of abnormal vulnerable areas.
Preferably, emergent restoring control is carried out to the abnormality in fault disturbance area.
Preferably, it restores electricity after being overhauled to the distribution network in repair and maintenance area.
Specifically, such as failing normally to restore, then by it after carrying out preventive and corrective control to the abnormality of abnormal vulnerable areas
It is included in fault disturbance area, executes the control strategy in fault disturbance area.
Specifically, such as failing normally to restore, then by it after carrying out emergent restoring control to the abnormality in fault disturbance area
It is included in repair and maintenance area, executes the control strategy in repair and maintenance area.
Preferably, the power distribution network carries out the measurement of distribution transforming operating parameter, statistics by the public acquisition terminal that becomes, and by with it is remote
The data interaction of journey main station system realizes that function is monitored in distribution transforming on-line.
Preferably, the public acquisition terminal that becomes is equipped with Harmonic Detecting Device, to voltage harmonic situation and current harmonics situation
It is monitored.
Preferably, it is described it is public become acquisition terminal according to the order of main station system to every road outlet switch implement transfer trip with
Shutting-brake control.
Using the self-healing control method of intelligent distribution network of the invention, the progress of distribution Running State is assessed in real time and hidden
Suffer from prediction, and execute the control program of corresponding region, to realize the purpose of power distribution network optimization operation and self-healing control.It ensure that electricity
Force system safe operation, improves distribution network reliability, reduces economic loss caused by power failure.
The above content is specific embodiment is combined, further detailed description of the invention, and it cannot be said that this hair
Bright specific implementation is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, it is not taking off
Under the premise of from vehicle body folding principle of the present invention design, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to
Protection scope of the present invention.
Claims (10)
1. a kind of self-healing control method of intelligent distribution network, which is characterized in that its step includes:
1) power distribution network in normal operation is carried out continuing assessment, and real-time perfoming hidden danger is predicted；
2) different zones are divided according to the type of abnormality, and the different zones of power distribution network is formulated with different control strategies；
3) when occurring abnormality in power distribution network, abnormality is determined, different areas are included according to the type of abnormality
Domain, and the control strategy in the region is executed to it；
4) to abnormality after treatment, it is included in normal working zone, and the region is further assessed；
5) to be evaluated as in step 4) can further progress optimal control, then be included in optimization Operational Zone；Otherwise it jumps back to
Step 1)；
6) control is optimized to the distribution network of optimization Operational Zone, jumps back to step 1) after the completion.
2. the self-healing control method of intelligent distribution network according to claim 1, it is characterised in that: the not same district in step 2
Domain can be divided into abnormal vulnerable areas, fault disturbance area and repair and maintenance area, and hazard rating is from small to large.
3. the self-healing control method of intelligent distribution network according to claim 2, it is characterised in that: to the different of abnormal vulnerable areas
Normal state carries out preventive and corrective control.
4. the self-healing control method of intelligent distribution network according to claim 2, it is characterised in that: to the different of fault disturbance area
Normal state carries out emergent restoring control.
5. the self-healing control method of intelligent distribution network according to claim 2, it is characterised in that: in repair and maintenance area
It restores electricity after distribution network maintenance.
6. the self-healing control method of intelligent distribution network according to claim 3, it is characterised in that: to the different of abnormal vulnerable areas
After normal state carries out preventive and corrective control, such as fail normally to restore, be then included in fault disturbance area, executes fault disturbance area
Control strategy.
7. the self-healing control method of intelligent distribution network according to claim 4, it is characterised in that: to the different of fault disturbance area
After normal state carries out emergent restoring control, such as fail normally to restore, be then included in repair and maintenance area, executes repair and maintenance area
Control strategy.
8. the self-healing control method of intelligent distribution network according to claim 1, it is characterised in that: the power distribution network passes through public affairs
Become acquisition terminal and carry out the measurement of distribution transforming operating parameter, statistics, and realizes that distribution transforming exists by the data interaction with long-range main website system
Line monitoring function.
9. the self-healing control method of intelligent distribution network according to claim 8, it is characterised in that: the public change acquisition terminal
Equipped with Harmonic Detecting Device, voltage harmonic situation and current harmonics situation are monitored.
10. the self-healing control method of intelligent distribution network according to claim 8, it is characterised in that: public become acquires eventually
End transfer trip and shutting-brake control are implemented to every road outlet switch according to the order of main station system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811112426.0A CN109149572A (en) | 2018-09-25 | 2018-09-25 | A kind of self-healing control method of intelligent distribution network |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811112426.0A CN109149572A (en) | 2018-09-25 | 2018-09-25 | A kind of self-healing control method of intelligent distribution network |
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| Publication Number | Publication Date |
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| CN109149572A true CN109149572A (en) | 2019-01-04 |
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| CN201811112426.0A Withdrawn CN109149572A (en) | 2018-09-25 | 2018-09-25 | A kind of self-healing control method of intelligent distribution network |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101908764A (en) * | 2010-08-11 | 2010-12-08 | 华北电力大学 | Self-healing control method of electric network |
| CN106340968A (en) * | 2016-10-21 | 2017-01-18 | 国网山东省电力公司电力科学研究院 | Integrated support system and method for management and control of power distribution network |
| CN106655158A (en) * | 2016-10-26 | 2017-05-10 | 珠海许继芝电网自动化有限公司 | Smart grid based distribution network self-healing control system and method |
-
2018
- 2018-09-25 CN CN201811112426.0A patent/CN109149572A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101908764A (en) * | 2010-08-11 | 2010-12-08 | 华北电力大学 | Self-healing control method of electric network |
| CN106340968A (en) * | 2016-10-21 | 2017-01-18 | 国网山东省电力公司电力科学研究院 | Integrated support system and method for management and control of power distribution network |
| CN106655158A (en) * | 2016-10-26 | 2017-05-10 | 珠海许继芝电网自动化有限公司 | Smart grid based distribution network self-healing control system and method |
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Application publication date: 20190104 |
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