CN106443277A - Feeder line tree-based anti-misoperation checking method for power distribution network operation - Google Patents

Feeder line tree-based anti-misoperation checking method for power distribution network operation Download PDF

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Publication number
CN106443277A
CN106443277A CN201610972052.4A CN201610972052A CN106443277A CN 106443277 A CN106443277 A CN 106443277A CN 201610972052 A CN201610972052 A CN 201610972052A CN 106443277 A CN106443277 A CN 106443277A
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CN
China
Prior art keywords
feeder line
equipment
operated
switch
line tree
Prior art date
Application number
CN201610972052.4A
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Chinese (zh)
Inventor
张伟
亓富军
张海娟
苏超
唐夫乐
段昌
段昌一
闫剑锋
陈朋
Original Assignee
积成电子股份有限公司
国网山东省电力公司临沂供电公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 积成电子股份有限公司, 国网山东省电力公司临沂供电公司 filed Critical 积成电子股份有限公司
Priority to CN201610972052.4A priority Critical patent/CN106443277A/en
Publication of CN106443277A publication Critical patent/CN106443277A/en

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere

Abstract

The invention relates to a feeder line tree-based anti-misoperation checking method for power distribution network operation. The method comprises the steps that a feeder line tree model and a feeder line forest model are established for each feeder line according to a topological connection relation; four anti-misoperation locking checking is conducted on equipment to be operated according to the feeder line tree models; systematic anti-misoperation locking checking is conducted on the equipment to be operated according to the feeder line tree models and the feeder line forest models through load flow calculation; power protecting, overhauling and grounding hangtag anti-misoperation locking checking is conducted on the equipment to be operated according to the feeder line models; overloading, threshold, closed loop opening, distributed type power supply switching and system solution parallel alarming prompting checking is conducted on the equipment to be operated according to the feeder line tree models. According to the method, comprehensive anti-misoperation checking and alarming are conducted on the accuracy of current power distribution network equipment operation through three steps of locking checking and one step of alarming checking, misoperation of a dispatcher in daily dispatching is effectively avoided, power network running safety is effectively guaranteed, the power supply reliability is improved, and the important practical significance is achieved.

Description

A kind of anti-error method of calibration of the distribution net operation based on feeder line tree
Technical field
The present invention relates to power distribution network scheduling operation operation safe related function field, and in particular to a kind of distribution based on feeder line tree The anti-error method of calibration of net operation.
Background technology
As intelligent distribution network reform strengthening is advanced to profundal zone, power supply reliability is improved as an important index quilt Write in state's net " 13 " action plan.Distribution feeder automation is to improve key technology and the side of power supply reliability Method.In recent years, along with the upsurge of the distribution network automated construction of several wheels, domestic distribution network automated technology has considerable sending out Exhibition, effectively ensure that distribution network reliability.
But, as distribution network construction scale is increasing, the equipment of dispatcher's monitoring is increasing, and on-site terminal There is many deficiencies in terms of gathered data accuracy, cause dispatcher when operation and changes of operating modes is remotely controlled, often As maloperation causes fault spread, normal power supply is have impact on, What is more will cause serious production accident, cause personnel to hinder Die.
So, it is necessary to set up a set of method that the anti-error check of actual time safety is carried out to Distribution Network Equipment operation, Neng Gouyou Effect avoids the maloperation of dispatcher, it is ensured that safe operation of electric network, it is ensured that system power supply reliability has important practical significance.
Content of the invention
For the problems referred to above, the present invention provides a kind of maloperation that can be prevented effectively from dispatcher, guarantees that operation of power networks is pacified Complete
The anti-error method of calibration of distribution net operation based on feeder line tree.
For solving the above problems, the technical scheme that the present invention takes is:A kind of distribution net operation based on feeder line tree is anti-error Method of calibration, comprises the steps:
Step one, to each feed line according to device node annexation and real-time remote signalling situation, sets up with transformer station's outlet Switch for tree root, with each distribution transformer and interconnection switch and hanging feeder line section as leaveves, presented with each feeder line main path and branch Line is the feeder line tree-model of tree trunk, and the feeder line tree for being connected on same bus constitutes the feeder line woods;
Step 2, treats operation equipment according to feeder line tree-model, and such as switch or disconnecting link carry out four kinds of anti-misoperation locking verifications, if Any one anti-misoperation locking verification can not pass through, and whole operation will be blocked, and the switch or disconnecting link will be unable to be operated, whole behaviour Make anti-error verification to stop;Step 3 is entered if all equipment to be operated are all by four kinds of anti-misoperation locking verifications;
Step 3, according to feeder line tree-model and the equipment to be operated of feeder line woods model, such as switch or disconnecting link pass through trend Calculating carries out anti-mistaking closedown verification, if anti-mistaking verification can not pass through, whole operation will be blocked, the switch or disconnecting link Will be unable to be operated, the anti-error verification of whole operation stops;Enter if all equipment to be operated are all verified by anti-mistaking closedown Enter step 4;
Step 4, treats operation equipment according to feeder line tree-model, and such as switch or disconnecting link carry out the anti-misoperation locking verification that is listed, if The anti-error verification that is listed can not pass through, and whole operation will be blocked, and the switch or disconnecting link will be unable to be operated, the anti-error school of whole operation Test stopping;Step 5 is entered if all equipment to be operated are all by the anti-misoperation locking verification that is listed;
Step 5, treats operation equipment according to feeder line tree-model, and such as switch or disconnecting link carry out operating false alarm prevention verification, if Operation false alarm prevention verification can not pass through, and the operation of the switch or disconnecting link will point out warning message, but will not lock operation step Suddenly, the switch or switch operation can be normally carried out.
Operation equipment is treated in step 2 carrying out the verification of four kinds of anti-misoperation lockings specifically includes:
2.1 forbid on-load division disconnecting link, and when on-load division disconnecting link, whole operation will be blocked;
2.2 forbid powered mounting earthed switch, and when powered mounting earthed switch, whole operation will be blocked;
2.3 forbid carrying ground wire power transmission, and when band ground wire carries out power transmission, whole operation will be blocked;
2.4 forbid division killer switch by mistake, and when wrong division killer switch, whole operation will be blocked.
Treat in step 3 operation equipment carry out anti-mistaking closedown verification specifically include:
3.1 according to feeder line woods model, when any operation of equipment to be operated in the feeder line woods causes the feeder line woods In a certain feeder line tree ground connection when, whole operation will be blocked;
3.2 work as equipment to be operated, quiescing when such as the present position such as switch or disconnecting link is consistent with target location;
3.3 work as equipment to be operated, and such as switch or disconnecting link causes system power more in limited time, and whole operation will be blocked;
When operation equipment causes current reloads, will be prompted to report to the police, but not lock operation, the equipment can continue follow-up behaviour Make;
3.4 work as equipment to be operated, and such as switch or disconnecting link causes system voltage more in limited time, and whole operation will be blocked;Deserve When operation equipment causes voltage to close on limit value, will be prompted to report to the police, but not lock operation, the equipment can continue subsequent operation.
Treat in step 4 operation equipment carry out be listed anti-misoperation locking verification specifically include:
4.1 according to feeder line tree-model, when equipment to be operated causes the upper any extension of feeder line tree to overhaul board equipment live, operation To be blocked;
4.2 according to feeder line tree-model, when equipment to be operated with causing the upper arbitrarily mounting of feeder line tree board equipment live, operation To be blocked;
4.3 according to feeder line tree-model, when equipment to be operated causes the upper arbitrarily extension of feeder line tree to protect electricity board equipment dead electricity, operation To be blocked.
Treat in step 5 operation equipment carry out false alarm prevention verification specifically include:
5.1 according to feeder line tree-model, when equipment to be operated causes feeder line tree upper arbitrary equipment carry out operation report when having a power failure Alert;
5.2 according to feeder line tree-model, when equipment to be operated causes the upper any device current of feeder line tree be grasped when heavily loaded Report to the police;
5.3, according to feeder line tree-model, will enter when equipment to be operated causes feeder line tree above arbitrary equipment voltage critical limit value Row operation is reported to the police;
5.4, according to feeder line tree-model, when equipment to be operated causes two feeder line cyclizations or unlinks, will carry out operation report Alert;
5.5 according to feeder line tree-model, when equipment to be operated causes distributed power source carry out operation report when accessing or exiting Alert;
5.6 according to feeder line tree-model, when equipment to be operated cause system sectionalizing or arranged side by side when will carry out operation warning.
Advantageous Effects of the present invention:The present invention verifies step warning verification by three step lockings, and current power distribution network is set The correctness of standby operation carries out comprehensive anti-error verification and warning, the maloperation being prevented effectively from dispatcher's scheduler routine, effectively Safe operation of electric network is safeguarded, is improved power supply reliability and have important practical significance.
Specific embodiment
The present invention will be described in detail below:
A kind of anti-error method of calibration of the distribution net operation based on feeder line tree, comprises the steps:
Step one, to each feed line according to device node annexation and real-time remote signalling situation, sets up with transformer station's outlet Switch for tree root, with each distribution transformer and interconnection switch and hanging feeder line section as leaveves, presented with each feeder line main path and branch Line is the feeder line tree-model of tree trunk, and the feeder line tree for being connected on same bus constitutes the feeder line woods;
Step 2, treats operation equipment according to feeder line tree-model, and such as switch or disconnecting link carry out four kinds of anti-misoperation locking verifications, if Any one anti-misoperation locking verification can not pass through, and whole operation will be blocked, and the switch or disconnecting link will be unable to be operated, whole behaviour Make anti-error verification to stop;Step 3 is entered if all equipment to be operated are all by four kinds of anti-misoperation locking verifications;Four kinds anti-error to close Lock verification is specifically included:
2.1 forbid on-load division disconnecting link, and when on-load division disconnecting link, whole operation will be blocked;
2.2 forbid powered mounting earthed switch, and when powered mounting earthed switch, whole operation will be blocked;
2.3 forbid carrying ground wire power transmission, and when band ground wire carries out power transmission, whole operation will be blocked;
2.4 forbid division killer switch by mistake, and when wrong division killer switch, whole operation will be blocked.
Step 3, according to feeder line tree-model and the equipment to be operated of feeder line woods model, such as switch or disconnecting link pass through trend Calculating carries out anti-mistaking closedown verification, if anti-mistaking verification can not pass through, whole operation will be blocked, the switch or disconnecting link Will be unable to be operated, the anti-error verification of whole operation stops;Enter if all equipment to be operated are all verified by anti-mistaking closedown Enter step 4;Anti-mistaking closedown verification is specifically included:
3.1 according to feeder line woods model, when any operation of equipment to be operated in the feeder line woods causes the feeder line woods In a certain feeder line tree ground connection when, whole operation will be blocked;
3.2 work as equipment to be operated, quiescing when such as the present position such as switch or disconnecting link is consistent with target location;
3.3 work as equipment to be operated, and such as switch or disconnecting link causes system power more in limited time, and whole operation will be blocked;
When operation equipment causes current reloads, will be prompted to report to the police, but not lock operation, the equipment can continue follow-up behaviour Make;
3.4 work as equipment to be operated, and such as switch or disconnecting link causes system voltage more in limited time, and whole operation will be blocked;Deserve When operation equipment causes voltage to close on limit value, will be prompted to report to the police, but not lock operation, the equipment can continue subsequent operation.
Step 4, treats operation equipment according to feeder line tree-model, and such as switch or disconnecting link carry out the anti-misoperation locking verification that is listed, if The anti-error verification that is listed can not pass through, and whole operation will be blocked, and the switch or disconnecting link will be unable to be operated, the anti-error school of whole operation Test stopping;Step 5 is entered if all equipment to be operated are all by the anti-misoperation locking verification that is listed;Listed anti-misoperation locking verification tool Body includes:
4.1 according to feeder line tree-model, when equipment to be operated causes the upper any extension of feeder line tree to overhaul board equipment live, operation To be blocked;
4.2 according to feeder line tree-model, when equipment to be operated with causing the upper arbitrarily mounting of feeder line tree board equipment live, operation To be blocked;
4.3 according to feeder line tree-model, when equipment to be operated causes the upper arbitrarily extension of feeder line tree to protect electricity board equipment dead electricity, operation To be blocked.
Step 5, treats operation equipment according to feeder line tree-model, and such as switch or disconnecting link carry out operating false alarm prevention verification, if Operation false alarm prevention verification can not pass through, and the operation of the switch or disconnecting link will point out warning message, but will not lock operation step Suddenly, the switch or switch operation can be normally carried out.False alarm prevention verification is specifically included:
5.1 according to feeder line tree-model, when equipment to be operated causes feeder line tree upper arbitrary equipment carry out operation report when having a power failure Alert;
5.2 according to feeder line tree-model, when equipment to be operated causes the upper any device current of feeder line tree be grasped when heavily loaded Report to the police;
5.3, according to feeder line tree-model, will enter when equipment to be operated causes feeder line tree above arbitrary equipment voltage critical limit value Row operation is reported to the police;
5.4, according to feeder line tree-model, when equipment to be operated causes two feeder line cyclizations or unlinks, will carry out operation report Alert;
5.5 according to feeder line tree-model, when equipment to be operated causes distributed power source carry out operation report when accessing or exiting Alert;
5.6 according to feeder line tree-model, when equipment to be operated cause system sectionalizing or arranged side by side when will carry out operation warning.

Claims (5)

1. the anti-error method of calibration of a kind of distribution net operation based on feeder line tree, it is characterised in that comprise the steps:
Step one, to each feed line according to device node annexation and real-time remote signalling situation, sets up with transformer station's outlet switch For tree root, with each distribution transformer and interconnection switch and hanging feeder line section as leaveves, with each feeder line main path and branch feeder it is The feeder line tree-model of tree trunk, the feeder line tree for being connected on same bus constitutes the feeder line woods;
Step 2, treats operation equipment according to feeder line tree-model, and such as switch or disconnecting link carry out four kinds of anti-misoperation locking verifications, if arbitrarily A kind of anti-misoperation locking verification can not pass through, and whole operation will be blocked, and the switch or disconnecting link will be unable to be operated, and whole operation is prevented Verification stops by mistake;Step 3 is entered if all equipment to be operated are all by four kinds of anti-misoperation locking verifications;
Step 3, according to feeder line tree-model and the equipment to be operated of feeder line woods model, such as switch or disconnecting link pass through Load flow calculation Anti-mistaking closedown verification is carried out, if anti-mistaking verification can not pass through, whole operation will be blocked, the switch or disconnecting link will no Method is operated, and the anti-error verification of whole operation stops;Step is entered if all equipment to be operated are all verified by anti-mistaking closedown Rapid four;
Step 4, treats operation equipment according to feeder line tree-model, and such as switch or disconnecting link carry out the anti-misoperation locking verification that is listed, if listed Anti-error verification can not pass through, and whole operation will be blocked, and the switch or disconnecting link will be unable to be operated, and the anti-error verification of whole operation stops Only;Step 5 is entered if all equipment to be operated are all by the anti-misoperation locking verification that is listed;
Step 5, treats operation equipment according to feeder line tree-model, and such as switch or disconnecting link carry out operating false alarm prevention verification, if operation False alarm prevention verification can not pass through, and the operation of the switch or disconnecting link will point out warning message, but will not lock operation step, should Switch or switch operation can be normally carried out.
2. the anti-error method of calibration of the distribution net operation based on feeder line tree according to claim 1, it is characterised in that step 2 In treat operation equipment and carry out the verification of four kinds of anti-misoperation lockings and specifically include:
2.1 forbid on-load division disconnecting link, and when on-load division disconnecting link, whole operation will be blocked;
2.2 forbid powered mounting earthed switch, and when powered mounting earthed switch, whole operation will be blocked;
2.3 forbid carrying ground wire power transmission, and when band ground wire carries out power transmission, whole operation will be blocked;
2.4 forbid division killer switch by mistake, and when wrong division killer switch, whole operation will be blocked.
3. the anti-error method of calibration of the distribution net operation based on feeder line tree according to claim 1, it is characterised in that step 3 In treat operation equipment carry out anti-mistaking closedown verification specifically include:
3.1 according to feeder line woods model, when any operation of equipment to be operated in the feeder line woods causes certain in the feeder line woods During one feeder line tree ground connection, whole operation will be blocked;
3.2 work as equipment to be operated, quiescing when such as the present position such as switch or disconnecting link is consistent with target location;
3.3 work as equipment to be operated, and such as switch or disconnecting link causes system power more in limited time, and whole operation will be blocked;
When operation equipment causes current reloads, will be prompted to report to the police, but not lock operation, the equipment can continue subsequent operation;
3.4 work as equipment to be operated, and such as switch or disconnecting link causes system voltage more in limited time, and whole operation will be blocked;Should operate When equipment causes voltage to close on limit value, will be prompted to report to the police, but not lock operation, the equipment can continue subsequent operation.
4. the anti-error method of calibration of the distribution net operation based on feeder line tree according to claim 1, it is characterised in that step 4 In treat operation equipment carry out be listed anti-misoperation locking verification specifically include:
4.1 according to feeder line tree-model, and when equipment to be operated causes that feeder line tree is upper arbitrarily to hang maintenance board equipment live, operation will be by Locking;
4.2 according to feeder line tree-model, and when equipment to be operated causes the upper arbitrarily mounting ground board equipment live of feeder line tree, operation will be by Locking;
4.3 according to feeder line tree-model, when equipment to be operated cause feeder line tree upper arbitrarily hang protect electric board equipment dead electricity when, operation will be by Locking.
5. the anti-error method of calibration of the distribution net operation based on feeder line tree according to claim 1, it is characterised in that step 5 In treat operation equipment carry out false alarm prevention verification specifically include:
5.1 according to feeder line tree-model, when equipment to be operated causes feeder line tree upper arbitrary equipment carry out operation warning when having a power failure;
5.2 according to feeder line tree-model, when equipment to be operated causes the upper any device current of feeder line tree carry out operation report when heavily loaded Alert;
5.3, according to feeder line tree-model, will be grasped when equipment to be operated causes feeder line tree above arbitrary equipment voltage critical limit value Report to the police;
5.4, according to feeder line tree-model, when equipment to be operated causes two feeder line cyclizations or unlinks, will carry out operation warning;
5.5 according to feeder line tree-model, when equipment to be operated causes distributed power source carry out operation warning when accessing or exiting;
5.6 according to feeder line tree-model, when equipment to be operated cause system sectionalizing or arranged side by side when will carry out operation warning.
CN201610972052.4A 2016-10-27 2016-10-27 Feeder line tree-based anti-misoperation checking method for power distribution network operation CN106443277A (en)

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CN110138625A (en) * 2019-07-09 2019-08-16 广东电网有限责任公司佛山供电局 A kind of distribution main website self-healing method based on electric topology connection relationship

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CN103761624A (en) * 2014-01-28 2014-04-30 国网安徽省电力公司 Implementing method of integrated power grid dispatching operation intelligent mistaken-early-warning preventing system
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Application publication date: 20170222