CN104319887A - Optical fiber chain scission anomaly judgment method for intelligent transformer substation - Google Patents
Optical fiber chain scission anomaly judgment method for intelligent transformer substation Download PDFInfo
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- CN104319887A CN104319887A CN201410580309.2A CN201410580309A CN104319887A CN 104319887 A CN104319887 A CN 104319887A CN 201410580309 A CN201410580309 A CN 201410580309A CN 104319887 A CN104319887 A CN 104319887A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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Abstract
The invention relates to the field of data exchange network of intelligent transformer substations, in particular to an optical fiber chain scission anomaly judgment method for the intelligent transformer substation. An online analysis and decision system for the intelligent transformer substation is popularized in the existing intelligent transformer substation, and however, the online analysis and decision system for the intelligent transformer substation does not include the communication network topology of the intelligent transformer substation, and therefore, the online analysis and decision system enables the optical fiber chain scission fault of the intelligent transformer substation to be difficult to identify and analyze. According to the relevant technology specifications of the intelligent transformer substations of power grid companies of China and the engineering practice, the optical fiber chain scission anomaly judgment method for the intelligent transformer substation designs a network topography for the intelligent transformer substation, researches a single-interval dynamic visual network topology platform for the intelligent transformer substation, and dynamically and visually simulates the communication mode between intelligent electronic equipment of the intelligent transformer substation and the data transmission content. The optical fiber chain scission anomaly judgment method for the intelligent transformer substation is simple in design, easy to implement and capable of well adapting to the existing domestic and foreign intelligent transformer substations and online analysis and decision systems of the intelligent transformer substations; the application prospect and popularization prospect are broad.
Description
Technical field
The present invention relates to the data switching networks field of intelligent substation, be specifically related to a kind of intelligent substation optical fiber chain rupture abnormality determination method.
Background technology
According to State Grid Corporation of China to the total arrangement of China's power construction from now on and development and requirement, intelligent substation will be the developing direction that future substation is new.The maximum feature of intelligent substation is that primary equipment is intelligent, secondary device networking and senior application thereof.Secondary device networking namely based on the IEC61850 network communications technology transformer station's wall between and fiber optic network between wall with process layer communicate.By this technology, intelligent substation can realize information shared resources.Network topology is the core of intelligent substation network service.At present, intelligent substation on-line analysis decision system is promoted the use of in existing intelligent substation, but the communication network topology of intelligent substation is not yet introduced wherein by existing intelligent substation on-line analysis decision system, this is just for the identification of intelligent substation optical fiber chain rupture fault and analysis cause difficulty.
Summary of the invention
For the deficiency that prior art has difficulties to intelligent substation optical fiber chain rupture Fault Identification and analysis, the invention provides a kind of intelligent substation optical fiber chain rupture abnormality determination method, according to the failure-description of the regarding fibers communication of intelligent substation on-line analysis decision system prompting, the optical fiber specifically occurring chain rupture exception can be identified fast.
Technical scheme of the present invention is:
A kind of intelligent substation optical fiber chain rupture abnormality determination method, is characterized in that comprising the following steps:
A () sets up intelligent substation monospace dynamic and visual network topology platform;
(a-1) with the background monitoring server of intelligent substation, merge cells, intelligent terminal, measure and control device, protective device, wave recording device and switch for logical node, with communication network of sampling, draw intelligent substation communication network topological diagram towards the annexation of the transformer substation case communication network of general object and manufacturing message communication network for logic branch road;
Wherein, sampling communication network, is called for short SV network, can sample according to the sample rate of regulation to input; Towards the transformer substation case communication network of general object, be called for short GOOSE network, for different producer equipment between free exchange information, in digital transformer substation, this network is used for transmitting trip signal, block signal etc., have message transmissions fast, feature reliably; Manufacturing message communication network, is called for short MMS network, is mainly used in the information communication of industrial circle;
(a-2) Flash software is utilized, make intelligent substation monospace dynamic and visual network topology platform according to network topological diagram in step (a), the communication line of the communication failure signal correction with input can be distinguished and show by intelligent substation monospace dynamic and visual network topology platform;
B () judges the faulty line of intelligent substation generation optical fiber chain rupture exception;
(b-1) by communication failure signal input step (a-2) the intelligent substation monospace dynamic and visual network topology platform that intelligent substation on-line analysis decision system shows, optical fiber chain rupture suspected malfunctions circuit is obtained;
(b-2) manually step (b-1) suspected malfunctions circuit is investigated one by one until determine the faulty line of intelligent substation generation optical fiber chain rupture exception.
Concrete, in step (a-1), merge cells comprises bus merge cells and this interval merge cells, intelligent terminal comprise this interval intelligent terminal,
female voltage transformer intelligent terminal,
female voltage transformer intelligent terminal and mother intelligent terminal; measure and control device comprises electric energy meter, this interval protection observing and controlling machine and public observing and controlling machine; protective device comprises bus protection machine; wave recording device comprises fault oscillograph, and switch comprises station level switch, entirely to stand public exchange, process layer public exchange, mother interval switch and this interval switch.Wherein,
female voltage transformer intelligent terminal is called for short
female PT intelligent terminal,
female voltage transformer intelligent terminal is called for short
female PT intelligent terminal.
Concrete, in step (a-1), network topological diagram also comprises
female voltage transformer,
female voltage transformer, line voltage distribution instrument transformer, line current instrument transformer, apparatus body and cable system.Wherein,
female voltage transformer is called for short
female PT,
female voltage transformer is called for short
female PT, line voltage distribution instrument transformer is called for short circuit PT, and line current instrument transformer is called for short circuit CT.
Concrete, in step (a-1) network topological diagram
female PT and
female PT is connected with bus merge cells is unidirectional through link respectively; Circuit PT and circuit CT respectively through link and this interval merge cells is unidirectional is connected; Apparatus body through 2 reverse links and this interval intelligent terminal is unidirectional is connected; Bus merge cells, bus protection machine, fault filter, this interval switch,
female PT intelligent terminal,
female PT intelligent terminal and mother interval switch are connected with process layer public exchange is unidirectional through 2 reverse links respectively; Process layer public exchange respectively through 2 reverse links with entirely stand public exchange and public observing and controlling machine is unidirectional is connected; Station level switch through link respectively and public observing and controlling machine, this interval protect monitoring equipment and background monitoring server to be bi-directionally connected;
Bus protection machine through link respectively and this interval intelligent terminal and mother intelligent terminal is unidirectional is connected; This interval intelligent terminal protects through 2 reverse links and this interval that observing and controlling machine is unidirectional to be connected; Mother intelligent terminal is through 2 reverse links and mother interval switch is unidirectional is connected;
Bus merge cells through link respectively and this interval merge cells, bus protection machine and fault oscillograph is unidirectional is connected; This interval merge cells through link respectively and this interval protect that observing and controlling is mechanical, electrical can be shown and fault oscillograph is unidirectional is connected;
This interval merge cells, this interval protection observing and controlling machine and this interval intelligent terminal respectively through 2 reverse links and this interval switch is unidirectional is connected.
Beneficial effect of the present invention: the present invention is according to State Grid Corporation of China's intelligent substation associated specifications and incorporation engineering is actual, design intelligent substation network topological diagram, research and development intelligent substation monospace dynamic and visual network topology platform, utilizes this network topology platform to carry out dynamic visualized emulation to the communication mode between each intelligent electronic device of intelligent substation and Data Transmission Content.During use, to this network topology platform input communication fault-signal, this network topology platform shows relevant communication line automatically, achieve the visual of intelligent substation optical fiber chain rupture exception, be very easy to operating personnel's work, the further exploitation of the decision system of intelligent substation on-line analysis is from now on significant.The present invention designs succinctly, easy to implement, all has good suitability, have wide application and promotion prospect with existing domestic and international intelligent substation and intelligent substation on-line analysis decision system.
Accompanying drawing explanation
Fig. 1 is intelligent substation communication network topological diagram of the present invention.
Wherein, link 1,2,3 is MMS network, link 30,31,32,33,34,35,36 is SV network, link 4,5,6,7,8,9,10,13,18,19,20,21,22,23,24,25,26,27,28,29,37,38,39,40,41,42,43,44,45 and 46 is GOOSE network, and link 11,12,14,15,16 and 17 is cable system.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
With reference to Fig. 1, design and set up intelligent substation communication network topological diagram of the present invention.In this network topological diagram,
female PT and
female PT is connected with bus merge cells is unidirectional through link 17,16 respectively; Circuit PT and circuit CT respectively through link 15,14 and this interval merge cells is unidirectional is connected; Apparatus body through link 11,12 and this interval intelligent terminal is unidirectional is connected; Bus merge cells through link 28,37, bus protection machine through link 27,26, fault filter through link 25,38, this interval switch through link 21,22,
female PT intelligent terminal through link 42,8,
female PT intelligent terminal is through link 41,7, and mother interval switch is connected with process layer public exchange is unidirectional respectively through link 45,5; Process layer public exchange respectively through link 9,10 and 39,4 with entirely stand public exchange and public observing and controlling machine is unidirectional is connected; Station level switch through link 2,3 and 1 respectively and public observing and controlling machine, this interval protect monitoring equipment and background monitoring server to be bi-directionally connected.
Bus protection machine through link 13 and 40 respectively and this interval intelligent terminal and mother intelligent terminal is unidirectional is connected; This interval intelligent terminal protects through link 46,29 and this interval that observing and controlling machine is unidirectional to be connected; Mother intelligent terminal is through link 44,6 and mother interval switch is unidirectional is connected.
Bus merge cells through link 34,35 and 36 respectively and this interval merge cells, bus protection machine and fault oscillograph is unidirectional is connected; This interval merge cells through link 30,31 and 32 respectively and this interval protect that observing and controlling is mechanical, electrical can be shown and fault oscillograph is unidirectional is connected.
This interval merge cells through link 23,24, this interval protection observing and controlling machine through link 19,20, this interval intelligent terminal through link 43,18 respectively and this interval switch is unidirectional is connected.
In the intelligent substation communication network topological diagram of the present embodiment, link 1,2,3 is MMS network, link 30,31,32,33,34,35,36 is SV network, link 4,5,6,7,8,9,10,13,18,19,20,21,22,23,24,25,26,27,28,29,37,38,39,40,41,42,43,44,45 and 46 is GOOSE network, and link 11,12,14,15,16 and 17 is cable system.
In the present embodiment, intelligent substation optical fiber chain rupture anomaly analysis process is:
1, design and set up this intelligent substation communication network topological diagram.
2, utilize Flash software, make intelligent substation monospace dynamic and visual network topology platform according to network topological diagram; Communication line with communication failure signal correction according to the communication failure signal of input, can be distinguished and shows by this intelligent substation monospace dynamic and visual network topology platform.
3, during intelligent substation generation communication abnormality situation, communication failure signal input intelligent substation monospace dynamic and visual network topology platform intelligent substation on-line analysis decision system shown, obtains optical fiber chain rupture suspected malfunctions circuit.
4, the artificial suspected malfunctions of investigation one by one circuit, until determine physical fault circuit.
In the present embodiment, intelligent substation is the 220kV double tower intelligent substation building Handan, Hebei in, the PRS-7000 type system that its intelligent substation on-line analysis decision system used is researched and developed for Chang Yuanshenrui relay protection company.
In the present invention, main innovate point is to design and sets up this intelligent substation communication network topological diagram, according to State Grid Corporation of China's intelligent substation associated specifications and in conjunction with Practical Project situation, draw intelligent substation network topological diagram, according to the communication failure signal of existing intelligent substation on-line analysis decision system prompting, optical fiber chain rupture suspected malfunctions circuit can be obtained in conjunction with network topological diagram.Such as; intelligent substation on-line analysis decision system display " protection supervisory equipment GOOSE chain rupture (networking) received by intelligent terminal " information in the present embodiment; link 19,43 is for suspected malfunctions circuit to utilize intelligent substation network topological diagram to determine; workman investigates the circuit 19 and 43 of GOOSE network, determines physical fault circuit.
It should be noted that, utilize Flash software to make network topological diagram according to network topological diagram and make the common practise that the technology such as intelligent substation monospace dynamic and visual network topology platform are this area, even if the present invention is not described in detail, those skilled in the art also should know above step.
The above execution mode is only the preferred embodiments of the present invention, and and the feasible enforcement of non-invention exhaustive.For persons skilled in the art, to any apparent change done by it under the prerequisite not deviating from the principle of the invention and spirit, all should be contemplated as falling with within claims of the present invention.
Claims (1)
1. an intelligent substation optical fiber chain rupture abnormality determination method, is characterized in that comprising the following steps:
A () sets up intelligent substation monospace dynamic and visual network topology platform;
(a-1) with the background monitoring server of intelligent substation, merge cells, intelligent terminal, measure and control device, protective device, wave recording device and switch for logical node, with the annexation of SV network, GOOSE network and MMS network for intelligent substation communication network topological diagram drawn by logic branch road;
(a-2) Flash software is utilized, make intelligent substation monospace dynamic and visual network topology platform according to network topological diagram described in step (a-1), the communication line of the communication failure signal correction with input can be distinguished and show by described intelligent substation monospace dynamic and visual network topology platform;
B () judges the faulty line of intelligent substation generation optical fiber chain rupture exception;
(b-1) by communication failure signal input step (a-2) the described intelligent substation monospace dynamic and visual network topology platform that intelligent substation on-line analysis decision system shows, optical fiber chain rupture suspected malfunctions circuit is obtained;
(b-2) manually the described suspected malfunctions circuit of step (b-1) is investigated one by one until determine the faulty line of intelligent substation generation optical fiber chain rupture exception;
Described merge cells comprises bus merge cells and this interval merge cells, described intelligent terminal comprise this interval intelligent terminal,
female PT intelligent terminal,
female PT intelligent terminal and mother intelligent terminal, described measure and control device comprises electric energy meter, this interval protection observing and controlling machine and public observing and controlling machine, described protective device comprises bus protection machine, described wave recording device comprises fault oscillograph, and described switch comprises station level switch, entirely to stand public exchange, process layer public exchange, mother interval switch and this interval switch;
Described network topological diagram also comprises
female PT,
female PT, circuit PT, circuit CT, apparatus body and cable system;
In step (a-1) described network topological diagram
female PT and
female PT is respectively through link (17), (16) and bus merge cells is unidirectional is connected; Circuit PT and circuit CT respectively through link (15), (14) and this interval merge cells is unidirectional is connected; Apparatus body through link (11), (12) and this interval intelligent terminal is unidirectional is connected; Bus merge cells through link (28), (37), bus protection machine through link (27), (26), fault filter through link (25), (38), this interval switch through link (21), (22),
female PT intelligent terminal through link (42), (8),
female PT intelligent terminal is through link (41), (7), and mother interval switch is connected with process layer public exchange is unidirectional respectively through link (45), (5); Process layer public exchange is respectively through link (9), (10) and (39), (4) and the public exchange and public observing and controlling machine is unidirectional is connected of entirely standing; Station level switch through link (2), (3) and (1) respectively and public observing and controlling machine, this interval protect monitoring equipment and background monitoring server to be bi-directionally connected;
Bus protection machine through link (13) and (40) respectively and this interval intelligent terminal and mother intelligent terminal is unidirectional is connected; This interval intelligent terminal protects through link (46), (29) and this interval that observing and controlling machine is unidirectional to be connected; Mother intelligent terminal is through link (44), (6) and mother interval switch is unidirectional is connected;
Bus merge cells through link (34), (35) and (36) respectively and this interval merge cells, bus protection machine and fault oscillograph is unidirectional is connected; This interval merge cells through link (30), (31) and (32) respectively and this interval protect that observing and controlling is mechanical, electrical can be shown and fault oscillograph is unidirectional is connected;
This interval merge cells through link (23), (24), this interval protection observing and controlling machine through link (19), (20), this interval intelligent terminal through link (43), (18) respectively and this interval switch is unidirectional is connected.
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| CN107231188A (en) * | 2017-07-26 | 2017-10-03 | 国网福建省电力有限公司 | A kind of intelligent station optical fiber chain rupture point method for quickly identifying |
| CN107657375A (en) * | 2017-09-25 | 2018-02-02 | 国网上海市电力公司 | A kind of method for electric network fault judgement, verification and fault incidence analysis |
| CN113904312A (en) * | 2021-10-19 | 2022-01-07 | 国网江苏省电力有限公司无锡供电分公司 | Intelligent station 220kV bus differential protection networking optical fiber broken link defect eliminating method and device |
| CN115022183A (en) * | 2022-06-09 | 2022-09-06 | 重庆邮电大学 | Method for restoring network dynamic topological graph and visually presenting based on monitoring |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113904312B (en) * | 2021-10-19 | 2024-03-22 | 国网江苏省电力有限公司无锡供电分公司 | Method and device for breaking link and eliminating defect of 220kV bus differential protection networking optical fiber of intelligent station |
| CN115022183A (en) * | 2022-06-09 | 2022-09-06 | 重庆邮电大学 | Method for restoring network dynamic topological graph and visually presenting based on monitoring |
| CN115022183B (en) * | 2022-06-09 | 2023-09-12 | 重庆邮电大学 | Method for restoring network dynamic topological graph and visualized presentation based on monitoring |
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