CN202159106U - Intelligent tester with intelligent power grid self-healing control technology - Google Patents

Intelligent tester with intelligent power grid self-healing control technology Download PDF

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Publication number
CN202159106U
CN202159106U CN2011202763150U CN201120276315U CN202159106U CN 202159106 U CN202159106 U CN 202159106U CN 2011202763150 U CN2011202763150 U CN 2011202763150U CN 201120276315 U CN201120276315 U CN 201120276315U CN 202159106 U CN202159106 U CN 202159106U
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China
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unit
remote
intelligent
control
tester
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CN2011202763150U
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Chinese (zh)
Inventor
黄红远
车磊
郭为斌
张喜铭
李高明
陈锦荣
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黄红远
车磊
郭为斌
张喜铭
李高明
陈锦荣
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Application filed by 黄红远, 车磊, 郭为斌, 张喜铭, 李高明, 陈锦荣 filed Critical 黄红远
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Publication of CN202159106U publication Critical patent/CN202159106U/en

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Abstract

The utility model discloses an intelligent tester with intelligent power grid self-healing control technology, comprising a remote signaling simulation unit, a remote measuring simulation unit, a remote control simulation unit, a device input unit for initializing the remote signaling analog unit and the remote measuring analog unit, an external signal triggering unit for receiving external triggering signals, an external communication interface unit, an accident inverting unit for storing fault action strategies, a device output unit for displaying, and a CPU (central processing unit) control center, wherein all the units are connected with the CPU control center. Under the condition of not affecting the practical operation of a power grid, the intelligent tester can simulate primary equipment and secondary equipment in an analog manner through the remote signaling, remote control and remote measuring simulation units according to site conditions of all transformer substations, distribution substations, circular net cabinets and the like so as to provide a most true testing platform for the intelligent power grid self-healing control technology.

Description

A kind of intelligent tester of intelligent grid self-healing control technology

Technical field

This novel practical relates to electrical network self-healing control technology field, is specifically related to a kind of intelligent tester intelligence, dynamic, online of intelligent grid self-healing control technology.

Background technology

Various possible faults and hidden danger can be in time found, prevent and isolated in intelligent grid self-healing control; The inside and outside various disturbances that take place of the state and the system that successfully manages of optimizing the system operation; Resist the impact of outside catastrophic failure, have the ability that the system that under failure condition, keeps moved, independently repaired fault continuously and restores electricity fast.Human intervention during through the minimizing operation of power networks reduces the influence to electrical network and user of disturbance or fault.The realization lay special stress on system coordination property and the adaptability of intelligent grid self-healing control technology, core key technology are exactly the high-speed simulation and the simulation of system and equipment.

At present, the way that generally adopts mainly is through the application software analog simulation, builds simple small-sized emulation platform or adopts simple analog machine (like the simulated operation case) to carry out emulation.

Mainly there is following problem in these methods:

1, the application software simulation is confined to test under the virtual environment, differs bigger with on-the-spot running environment, and information sequential situation or the like during like actual information response situation, fault lacks authenticity, and the emulation testing result can only be as a reference;

Simulate on-the-spot running environment to a certain extent though 2, build simple emulation platform, scale is limited, and aspect some system is being simplified, and can not reflect the big electrical network of numerous and complicated;

3, traditional analog control box function singleness though can simulate switch tool equipment one time, also can be returned remote signalling after action, lack of wisdom property is uncontrollable, can not carry out emulation to the whole process of electric network fault;

Along with the development of intelligent grid, the appearance of various self-healing control technologys is had higher requirement to simulation technology.Also do not have at present cover tester or a test macro can be true, intelligence, reflect electrical network practical operation situation and satisfy multiple testing requirement quickly and easily.

The utility model content

The utility model technical matters to be solved is: provide that a kind of ability is true, intelligence, the intelligent tester of analog simulation intelligent grid self-healing control system practical operation situation quickly and easily.

The technical matters of the utility model solves through following technical scheme: a kind of intelligent tester of intelligent grid self-healing control technology; Comprise remote signalling analogue unit, remote measurement analogue unit, remote control analogue unit, be used for the device input block of initialization remote signalling analogue unit and remote measurement analogue unit, the external signal trigger element that is used to receive outer triggering signal, external communication interface unit, be used to deposit the fault actions strategy accident inverting unit, be used for device shown output unit, CPU control center, described each unit connects CPU control center respectively.

Three distant simulation unit, that is: remote signalling analogue unit, remote measurement analogue unit and remote control analogue unit are used for primary equipment, the secondary device of analog simulation electrical network.

Intelligent tester is through the measure and control device of remote signalling analogue unit, remote control analogue unit connection of intelligent electrical network; The remote control analogue unit receives the guidance command of measure and control device output; Carry out guidance command through CPU control center; As control certain remote signalling (remote signalling :) disconnection etc., and return the current state of each remote signalling through the remote signalling analogue unit by primary equipment, the secondary device in the electrical network of simulating.The remote measurement analogue unit is used to control electric current, magnitude of voltage of remote signalling etc.The device output unit is used to show the current state of each remote signalling.

The user can be according to the actual electric network circuit, and the use device input block is manually set the current state of each remote signalling of remote signalling analogue unit, remote measurement analogue unit.Or the failure strategy that edits in the outer PC is downloaded to the accident inverting unit of intelligent tester, and realize fault simulation emulation through accident inverting unit through the external communication interface unit.

The external signal trigger element can receive outer triggering signal (like signals such as time of setting, temperature values) and trigger and start intelligent tester, and calls predefined failure strategy in the accident inverting unit.Described outer triggering signal is program start or external circuit trigger pip or manually starts.

Relative prior art, the beneficial effect of the utility model:

1, intelligent tester is under the situation that does not influence the electrical network actual operation; Can be according to the field condition of each transformer station, distribution substation, ring main unit etc.; Through three distant simulation unit analog simulations primary equipment, secondary device wherein, for intelligent grid self-healing control technology provides the most real verification platform;

2, the user can be according to the test needs; On PC, set action policy in advance; Download to accident inverting unit through the external communication interface unit; Intelligent tester can be accomplished test according to the preset action strategy, like accident inverting, three distant emulation, pressure test etc., can satisfy different testing requirements; The intelligent tester of the utility model also is provided with the external signal trigger element in addition, receives outer triggering signal, calls the strategy of setting in the accident inverting unit automatically, and is highly intelligent;

3, the state variation of each associated contacts, relay etc. in various instructions and the reaction secondary circuit of remote signalling analogue unit, remote control analogue unit real-time response main website end is set; Setting device input, output unit make the intelligent tester of the utility model simple to operate, directly perceived, and the user can control tester efficiently and easily; Tester takes into full account the on-the-spot actual secondary circuit mode of connection when design in addition, has guaranteed that tester can conveniently be linked in the secondary circuit.

Description of drawings

Fig. 1 is the connection block diagram of the utility model;

Fig. 2 makes the connection block diagram of simulated operation case for one of the utility model application;

Fig. 3 makes the connection block diagram of accident inverting for two of the utility model application;

Fig. 4 makes the connection block diagram of electric substation automation system pressure test for four of the utility model application;

Fig. 5 is the work as dispatcher connection block diagram of robotization main website system pressure test of five of the utility model application.

Embodiment

Below, in conjunction with accompanying drawing the utility model is further described:

As shown in the figure; The intelligent tester of the utility model comprises: remote signalling analogue unit, remote measurement analogue unit, remote control analogue unit, the device input block that is used for initialization remote signalling analogue unit and remote measurement analogue unit, the external signal trigger element that is used to receive outer triggering signal, external communication interface unit, be used to deposit the fault actions strategy accident inverting unit, be used for device shown output unit, CPU control center, described each unit connects CPU control center respectively.

The device input block can realize manually setting the current state of each remote signalling, remote measurement, handles through CPU control center, and through the device output unit remote signalling, remote measurement state is shown.

The remote signalling analogue unit can be realized node signal simulation exporting current remote signalling state to external unit through the loop, like measure and control device etc.

The remote measurement analogue unit can be realized controlling secondary current, magnitude of voltage etc., and the numerical value that will pass through after CPU control center handles exports external unit to.

The remote control analogue unit can be realized that simulation splits to close and carries out branch, close control operation, shows current on off state through the device output unit, and through the remote signalling analogue unit to external unit Returning switch state.

The external signal trigger element can be realized triggering the startup intelligent tester through outer triggering signal, and produces simulating signal according to predefined action policy.Described outer triggering signal is program start or external circuit trigger pip or manually starts.

The external communication interface unit can realize that intelligent tester and PC carry out communication, and the order of accepting PC produces remote signalling, remote measurement, remote control, and the change information that will install generation in real time returns to PC.Simultaneously, be filled to tester under the fault actions strategy that can PC be editted, realize fault simulation through accident inverting unit.

The dynamic simulation of electric network fault can be realized in accident inverting unit; The true action sequence and the scope of signal during based on fault; Power system operating mode when comprehensive utilization remote signalling, remote measurement, remote control analogue unit true reappearance fault is for intelligent self-healing control strategy research provides support.

Intelligent tester is through its accident inverting unit (intelligent storage unit), intelligent control center, intelligence three distant simulation unit, external communication interface unit functional modules such as (Intelligent Communications Interfaces); Can make things convenient for, customize truly the various environment that satisfy intelligent grid self-healing control strategy test needs, introduce with regard to several main application below:

One of use: the simulated operation case

Because when electrical network normally moved, No. one time switchgear was in running order, can not arbitrarily operate, and in order to carry out various tests, can adopt the mimic-disconnecting switch place of switches.Intelligent tester also has controlled, the observable characteristics of intelligence except the function with traditional analog isolating switch.When in measure and control device receives self scheduling or transformer station, monitoring the guidance command on backstage; Start RCU and carry out straighforward operation; Trigger the remote control mimic channel on the intelligent tester through the external circuit; Appearance CPU to be tested control center is back to measure and control device through the remote signalling mimic channel with remote signalling after handling.Intelligent tester is connected on the measure and control device, can be under the prerequisite that does not influence the normal operation of primary equipment truly, analog switch action intelligently.

Two of application: accident inverting

The accident inverting is a kind of key function of intelligent tester, truly the whole process of emulation power grid accident generation.After electrical network has an accident, generally adopt professional software that accident process is carried out emulation, analyze culprit.The appearance of intelligent tester for crash analysis provides a kind of effective means, can also be verified the correctness of various device, application system action in the accident generating process simultaneously.At first, need to confirm the transformer station of participation accident inverting and the measure and control device in the station, design the action policy scheme of coherent signal, then action policy is write intelligent tester, be connected on the node of appointment; When satisfying trigger condition, the intelligent tester in each transformer station will change sequential according to the remote signalling remote measurement that is provided with in advance and move, thus the whole power grid accident generating process of emulation.

Distant emulation in three: three of application

Intelligent tester can be realized the emulation of remote signalling, telemetry and telecommand three distant signals.Intelligent tester has also designed many remote signalling analogue units except the function with Artificial switch, the associated contacts in the actual secondary circuit of Simulation Substation quickly and easily is like contact point signals such as protection action, control loop broken strings; In addition, intelligent tester can be according to corresponding strategies to handling from CT, the electric current in PT loop, voltage, as carry out short circuit current, reverse process etc., exports measure and control device after treatment to.Also have, intelligent tester can be realized remote-control simulated, the state variation of each associated contacts, relay in the various instructions of response main website end and the reaction secondary circuit.

Four of application: electric substation automation system pressure test

In electric system, usually need test equipment performance, as when the automation equipment factory inspection and acceptance, need carry out pressure test to equipment, traditional tester can be through manual setting-up time at interval, and the remote signals of some is sent in simulation.Intelligent tester then can preestablish remote signalling, remote measurement changes strategy; Realize a large amount of variation of the transmission of continuous analog within a certain period of time remote signalling, remote measurements; And the user can be according to actual needs, and through the form that the random modelled signal of maintenance software changes, intelligence is controlled.

Five of application: dispatching automation main station system pressure test

In electric system, equipment performance is being tested, we can not ignore " snowslide " pressure treatment ability of dispatching automation main station system.Present stage, do not possess the testing tool of a kind of online easily authentic testing main website processing power.Through intelligent tester being deployed to a plurality of transformer stations, a large amount of change informations of synchronized generation are checked the processing power of the system such as preposition, SCADA, database of scheduling station, for the pressure test of dispatching automation main station system provides approach.

To the checking demand of intelligent grid self-healing control technology, intelligent tester substitutes primary equipment through emulation, on the basis that guarantees the operation of control secondary device online in real time, reaches the purpose of the most truly Intelligent Control Strategy, control technology being verified.

Claims (2)

1. the intelligent tester of an intelligent grid self-healing control technology; It is characterized in that: comprise remote signalling analogue unit, remote measurement analogue unit, remote control analogue unit, be used for the device input block of initialization remote signalling analogue unit and remote measurement analogue unit, the external signal trigger element that is used to receive outer triggering signal, external communication interface unit, be used to deposit the fault actions strategy accident inverting unit, be used for device shown output unit, CPU control center, described each unit connects CPU control center respectively.
2. the intelligent tester of a kind of intelligent grid self-healing control technology according to claim 1 is characterized in that: described outer triggering signal is program start or external circuit trigger pip or manually starts.
CN2011202763150U 2011-08-01 2011-08-01 Intelligent tester with intelligent power grid self-healing control technology CN202159106U (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102636708A (en) * 2012-03-27 2012-08-15 许继集团有限公司 Intelligent substation process layer network simulating system and device simulator
CN103995207A (en) * 2014-06-12 2014-08-20 国网上海市电力公司 Three-remote automatic test device for power distribution terminal
CN104020376A (en) * 2014-06-12 2014-09-03 国网上海市电力公司 Three-remote automatic testing method for power distribution terminal
CN104267717A (en) * 2014-09-25 2015-01-07 许继电气股份有限公司 Online fault detection method for electric automobile power charging and converting station monitoring system
CN104333136A (en) * 2014-11-14 2015-02-04 云南电网公司大理供电局 Snow slide test method based on electric power 104 protocol
CN104977486A (en) * 2015-06-15 2015-10-14 国网上海市电力公司 Portable power distribution terminal tester
CN105116246A (en) * 2015-07-27 2015-12-02 云南电力调度控制中心 Power grid operation protection real-time online analysis method
CN105763546A (en) * 2016-02-04 2016-07-13 上海信昊信息科技有限公司 High-reliability remote maintenance method
CN106208378A (en) * 2016-08-16 2016-12-07 国电南瑞科技股份有限公司 The site of a kind of optical fiber ring network channel adaptive bypass installs second power equipment

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102636708A (en) * 2012-03-27 2012-08-15 许继集团有限公司 Intelligent substation process layer network simulating system and device simulator
CN103995207A (en) * 2014-06-12 2014-08-20 国网上海市电力公司 Three-remote automatic test device for power distribution terminal
CN104020376A (en) * 2014-06-12 2014-09-03 国网上海市电力公司 Three-remote automatic testing method for power distribution terminal
CN104267717A (en) * 2014-09-25 2015-01-07 许继电气股份有限公司 Online fault detection method for electric automobile power charging and converting station monitoring system
CN104333136A (en) * 2014-11-14 2015-02-04 云南电网公司大理供电局 Snow slide test method based on electric power 104 protocol
CN104977486A (en) * 2015-06-15 2015-10-14 国网上海市电力公司 Portable power distribution terminal tester
CN105116246A (en) * 2015-07-27 2015-12-02 云南电力调度控制中心 Power grid operation protection real-time online analysis method
CN105763546A (en) * 2016-02-04 2016-07-13 上海信昊信息科技有限公司 High-reliability remote maintenance method
CN105763546B (en) * 2016-02-04 2019-07-19 上海信昊信息科技有限公司 A kind of high reliable far distance maintaining method
CN106208378A (en) * 2016-08-16 2016-12-07 国电南瑞科技股份有限公司 The site of a kind of optical fiber ring network channel adaptive bypass installs second power equipment
CN106208378B (en) * 2016-08-16 2018-08-14 国电南瑞科技股份有限公司 A kind of site installation second power equipment of optical fiber ring network channel adaptive bypass

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20120724

Address after: 528000 Foshan Power Supply Bureau, Fenjiang South Road, Chancheng District, Guangdong, 1, China ()

Patentee after: Foshan Power Supply Bureau, Guangdong Power Grid Corporation

Address before: 901 room 1, Foshan Power Supply Bureau, No. 528000 South Fenjiang Road, Chancheng District, Guangdong, Foshan

Co-patentee before: Che Lei

Patentee before: Huang Hongyuan

Co-patentee before: Guo Weibin

Co-patentee before: Zhang Ximing

Co-patentee before: Li Gaoming

Co-patentee before: Chen Jinrong

ASS Succession or assignment of patent right

Free format text: FORMER OWNER: CHE LEI GUO WEIBIN ZHANG XIMING LI GAOMING CHEN JINRONG

Effective date: 20120724

Owner name: FOSHAN POWER SUPPLY BUREAU, GUANGDONG POWER GRID C

Free format text: FORMER OWNER: HUANG HONGYUAN

Effective date: 20120724

C41 Transfer of patent application or patent right or utility model