CN103441572B - Substation equipment method for supervising - Google Patents

Substation equipment method for supervising Download PDF

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Publication number
CN103441572B
CN103441572B CN201310328884.9A CN201310328884A CN103441572B CN 103441572 B CN103441572 B CN 103441572B CN 201310328884 A CN201310328884 A CN 201310328884A CN 103441572 B CN103441572 B CN 103441572B
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China
Prior art keywords
information
data
equipment
substation
station
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Expired - Fee Related
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CN201310328884.9A
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Chinese (zh)
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CN103441572A (en
Inventor
张喜铭
胡荣
余江
陶文伟
李鹏
汪际峰
房萍
陈宇恩
潘合玉
赵娜
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Beijing Sifang Automation Co Ltd
China Southern Power Grid Co Ltd
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Beijing Sifang Automation Co Ltd
China Southern Power Grid Co Ltd
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Application filed by Beijing Sifang Automation Co Ltd, China Southern Power Grid Co Ltd filed Critical Beijing Sifang Automation Co Ltd
Priority to CN201310328884.9A priority Critical patent/CN103441572B/en
Publication of CN103441572A publication Critical patent/CN103441572A/en
Application granted granted Critical
Publication of CN103441572B publication Critical patent/CN103441572B/en
Expired - Fee Related legal-status Critical Current
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/16Electric power substations

Abstract

A kind of substation equipment method for supervising, comprises step: the device information of all bay devices of transformer station is uploaded to station level; Data cell, monitor unit and control unit is built respectively at station level; According to the primary equipment information in device information, the incidence relation between secondary device information and first and second equipment sets up substation information; According to substation information, the device information uploaded is stored in data cell; Access described data cell by monitor unit, from data cell, read the device information of supervision and show; And according to the device information of described displaying, and the control command received by the control unit bay device corresponding to this device information is controlled.Technology of the present invention, achieves system data in station completely shared, reduce the operation and maintenance work of system and become complex degree and difficulty, improve the monitoring efficiency of transformer station, reduces the maintenance cost of supervisory control system.

Description

Substation equipment method for supervising
Technical field
The present invention relates to electric power project engineering field, particularly relate to a kind of substation equipment method for supervising.
Background technology
Transformer station is the important node of electrical network, is the basis of operation of power networks data, in order to meet the operation demand of substation equipment, needs to monitor substation equipment.
At present, be directed to the monitoring of the various types of automation equipment of transformer station, establish and built large number quipments supervisory control system, the equipment monitoring system in different majors field is all independently arranged, there is different operation and control systems separately, operation interface style is different, and the data between system cannot be shared, and cause the operation and maintenance work of system to become complex and difficulty.
Along with the popularization of intelligent substation technology, the automated system of transformer station is also at development, and the device category in transformer station is in continuous increase, and numerous and diverse difficulty with safeguarding of system will become a great problem of substation operation, have a strong impact on the monitoring efficiency of transformer station, add maintenance cost.
Summary of the invention
Based on this, be necessary the problem having a strong impact on the monitoring efficiency of transformer station for the independent equipment monitoring system arranged, a kind of substation equipment method for supervising is provided.
A kind of substation equipment method for supervising, comprises the steps:
The device information of all bay devices of transformer station is uploaded to station level;
Build for the treatment of with the data cell of shared data message, for the monitor unit of exhibiting device information and for the mutual control unit of control command respectively at station level;
According to the primary equipment information in device information, the incidence relation between secondary device information and first and second equipment sets up substation information;
According to described substation information, the described device information uploaded is stored in described data cell;
Access described data cell by described monitor unit, from data cell, read the device information of supervision and show;
And according to the device information of described displaying, and the control command received by the described control unit bay device corresponding to this device information is controlled.
Above-mentioned substation equipment method for supervising, the device information of all bay devices is unified is uploaded to station level, by building for the treatment of with the data cell of shared data message, for the monitor unit of exhibiting device information and for the mutual control unit of control command; Unified Modeling is carried out to transformer station.Be directed to the monitoring of the various types of automation equipment of transformer station, the monitoring of tools of each professional domain is unified to be arranged, the monitor supervision platform built has unified operation and control system and operation interface style, achieve system data in station completely shared, the operation and maintenance work of reduction system becomes complex degree and difficulty, improve the monitoring efficiency of transformer station, reduce the maintenance cost of supervisory control system.
Accompanying drawing explanation
Fig. 1 is the substation equipment method for supervising schematic flow sheet of an embodiment.
Embodiment
Be described in detail below in conjunction with the embodiment of accompanying drawing to substation equipment method for supervising of the present invention.
Shown in Figure 1, Fig. 1 is the substation equipment method for supervising schematic flow sheet of an embodiment.
Substation equipment method for supervising provided by the invention, comprises the steps:
(1) device information of all bay devices of transformer station is uploaded to station level.
In this step, in transformer station, first utilize data/address bus to build unified station level network, all bay devices of this network insertion and station level equipment, then upload the device information of the bay device of various specialty by station level network.
In one embodiment, the process of step (1) is specific as follows: set up the communication connection between station level and bay device according to IEC61850 communication standard,, utilize preposition Communications service to obtain the device information of all bay devices from the data/address bus of station level.
In the present embodiment; described device information comprises: the voltage data of transformer, current data and circuit breaker position information; switching information, lightning arrester information; the record ripple fault data information that the protection event fault data information that proterctive equipment send and failure wave-recording equipment send; PMU device data; electric energy quality monitoring data, and the main IED information of primary equipment on-line monitoring, telemetry, remote signalling data, distant arteries and veins data etc.
Such as; 220kV and above automatic system of intelligent transformer station; bay device comprises smart machine (IED) compositions such as proterctive equipment, measuring and controlling equipment, fault oscillograph, PMU equipment, power quality monitoring device, primary equipment on-line monitoring equipment, transformer substation assisted devices, and the device information produced by these smart machines is unified uploads to station level.
For non-IEC61850 equipment such as PMU device datas, the communication of IEEEstd1344 stipulations can be adopted to upload, the IEC61850 facility information of other type adopts IEC61850 communication standard to upload.
In above-mentioned steps, by setting up unified station level network in transformer station, deliver to station level by the information unification of all smart machines of wall.
(2) build for the treatment of with the data cell of shared data message, for the monitor unit of exhibiting device information and for the mutual control unit of control command respectively at station level.
In this step, intelligent telecontrol machine technology can be adopted, wherein, intelligent telecontrol communication machine is a kind of software and hardware set, the exchanges data of main website end and plant stand end can be realized, possess the device of factory station data Elementary Function, concrete, namely utilize intelligent telecontrol communication machine to build data cell, monitor unit and control unit.Data cell is used for carrying out unified collection, unified Modeling and unification to the device information of the bay device of specialty various in transformer station and stores, and by data/address bus for data sharing and access services.Monitor unit, control unit act on the monitoring business platform in transformer station, can pass through data/address bus visit data unit, extract data according to setup parameter, and to the further analyzing and processing of data and application.
(3) according to the primary equipment information in device information, the incidence relation between secondary device information and first and second equipment sets up substation information.
In this step, that the device information uploaded according to bay device at station level carries out unified Modeling, be directed to the various professional equipments of wall, set up and unified contain primary equipment information, the data model of the incidence relation between secondary device information and first and second equipment.
In one embodiment, the process of step (3) is specific as follows:
1) utilize the IEC61850 model file of system configuration device to the bay device of transformer station to carry out model subscription, obtain the SCD file of the full station system of transformer station.
Concrete, namely carry out model respectively to the smart machine of IEC61850 and subscribe to the SCD file obtaining transformer station and entirely stand, SCD file is CONFIG.SYS of entirely standing.
2) derive CID file and the IEC61850 communication customer end communication configuration file of substation equipment example, and reach under CID file in IEC61850 smart machine.Wherein, ICD file is intelligent electronic device capabilities description file, and CID file is intelligent electronic device exemplary configuration file.
Concrete, the CID file of each IEC61850 smart machine configured is downloaded to corresponding IEC61850 smart machine respectively, meanwhile, configure in station level for receiving the communication configuration file of the IEC61850 communication customer end of each IEC61850 smart machine uploading data.
3) set up the data model of all types of IEC61850 secondary device in transformer station according to described SCD file, and set up the data model of non-IEC61850 equipment.
Concrete, namely configuration data unit receives the data model of IEC61850 secondary device and the data model of non-IEC61850 equipment (as PMU equipment).
4) graphic editor is utilized to create primary equipment figure; Concrete, according to primary equipment information in transformer station, utilize image-editing technology to create the figure of all primary equipments, the data model of the interior primary equipment that must arrive at a station.
5) according to described data model, the primary equipment on figure and described secondary device are carried out associating the substation information obtaining transformer station.
Concrete, according to the incidence relation between the data model of IEC61850 secondary device, non-IEC61850 equipment and first and second equipment, the figure of primary equipment associates primary equipment and secondary device, associate in the mode holding secondary smart machine in primary equipment, obtain transformer station and entirely to stand unified substation information.
By the step of above-mentioned unified Modeling, thus, station level can get primary equipment running status, the primary equipment Detection Information of consolidation form, corresponding secondary device information and between related information.
(4) according to described substation information, the described device information uploaded is stored in described data cell.
In this step, utilize unified substation information, the device information that bay device is uploaded, be stored in data cell in a unified format and in the database of share and access, data access can be carried out for each application system (monitor unit, control unit) by data/address bus.
Such as, data cell unification is from, IED equipment (IEC61850 secondary device) and PMU equipment (non-IEC61850 equipment) acquisition device information, and be stored in can in the database of share and access, monitor unit, control unit unification are from shared data cell obtaining information.
Relative to traditional monitoring technique, data cell of the present invention passes through the process of information data with shared, realize the unified Modeling of three-state data (steady state data, Temporal Data, dynamic data), reading and storage, formed based on same section Back ground Information, only need an IEC61850 communication customer end by each IEC61850 smart machine of the unified access of IEC61850 standard, decrease the quantity of IEC61850 communication customer end, reduce the complexity of operation and maintenance.
(5) access described data cell by described monitor unit, from data cell, read the device information of supervision and show.
In this step, it is the database shared by monitor unit visit data unit, by the device information of consolidation form, show with unified interface, unified style, realize the supervision of different business data and the running state monitoring to first and second equipment all in transformer station.First and second equipment operation information, monitoring of equipment information, electric energy metrical information, quality of power supply information and video information and environmental information etc. can be comprised.
In one embodiment, the mode of information display comprises: figure exhibition method, form exhibition method, curve exhibition method etc.
As an embodiment, for the function of monitor unit, can be as follows:
1) tri-state function for monitoring;
Monitor unit monitors the business realizing of tri-state (stable state, transient state, dynamically) data, dynamic data: comprise synchronously sampled data, power quality data etc. that PMU equipment gathers; Temporal Data: the transient state sampled data comprising protection supervisory equipment, wave recording device record; Steady state data: comprise the data such as remote measurement, remote signalling, distant arteries and veins.
A, figure;
By the data in transformer station, embody intuitively to operations staff, shown by figure with graph mode, operations staff can list to relevant device/delisted work, to coordinate the maintenance of physical device, debugging, operation element.
B, form and curve;
Browsed by the form of form or curve, print transformer station's historical data in period arbitrarily in setting-up time section in the past.
C, intelligent alarm;
Intelligent alarm carries out compressive classification management to warning information and signal filters, and realizes the classification alarm function of full station information.According to the rank of warning information, carry out priority management, facilitate the timely process of significant alarm information, contribute to transformer station and tackle all kinds of accident.According to the logic preset and inference pattern, intelligent alarm carries out on line real time and reasoning to the running status of transformer station, automatically reports transformer station's exception and proposes troubleshooting instruction.
D, equipment on-line monitoring;
Monitored by the online data of the primary equipments such as the switch to transformer station, transformer, lightning arrester, and provide failure diagnosis and expert's early warning, and the intelligent telecontrol communication machine operation conditions (cpu load, EMS memory occupation etc.), switch on off operating mode, bay device power supply etc. of station level are monitored.
E, state estimation;
Utilizing remote measure and communication data-evaluation operation states of electric power system, realizing the examination to measuring bad data.
F, fault message;
The secondary device of the fault massage substation that monitoring is conventional, and carry out accident analysis function, and fault message comprehensively analyzes decision making function.
G, electric energy quality monitoring;
According to the device information uploaded, calculate and monitor supply power voltage deviation, frequency departure, and providing threshold alarm.
2) video and environmental surveillance function;
H, monitor unit and video system carry out information interaction, thus video interlink function when realizing position of the switch change, protection act generation.
I, monitor unit and environmental monitoring system carry out information interaction, realize temperature in plant stand, humidity, water logging, wind-force, the supervision of draft fan running status and alarm function.
J, carry out information interaction with security protection, fire-fighting system, realize security protection, the real time monitoring of fire information and alarm function.
(6) according to the device information of described displaying, and the control command received by the described control unit bay device corresponding to this device information is controlled.
In this step, be the device information being obtained full station by control unit visit data unit, be display platform with monitor unit, realize the control operation to Substation Station first and second equipment.
In one embodiment, its control command comprises: transforming plant primary equipment instruction, secondary device instruction and auxiliary equipment instruction.The realization of controlling functions comprises: first and second equipment operating and optimum configurations, Programmed control, anti-misoperation locking, voltage & var control etc.
As an application example, the function that main logic unit mainly realizes can be as follows:
1) Artificial Control and adjustment;
Realize the control to primary equipment in transformer station (switch, disconnecting link, transformer, reactive-load compensation equipment); To the control of secondary device in transformer station (definite value of protection, oscillograph, PMU, soft pressing plate); To the control and regulation of auxiliary equipment (ventilation, air-conditioning, fire-fighting, gate inhibition etc.).
2) programming operations;
By man-machine interface, after Security Checking is correct, by the operation conditions of intelligent telecontrol communication machine according to substation equipment, according to the execution sequence of operation order, replace the implementation of the automatic complete operation ticket of people.
3) anti-misoperation locking;
Perform the function of five prevention logic and operation order, the then matching computer key for local operation realizes.
4) voltage & var control;
Utilize transformer automatic Regulation, reactive-load compensation equipment regulates automatically, performs voltage & var control, realizes safety and economic operation and the optimal control of system.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.

Claims (3)

1. a substation equipment method for supervising, is characterized in that, comprises the steps:
The device information of all bay devices of transformer station is uploaded to station level;
Build for the treatment of with the data cell of shared data message, for the monitor unit of exhibiting device information and for the mutual control unit of control command respectively at station level; Specifically comprise: utilize intelligent telecontrol communication machine to build data cell, monitor unit and control unit, data cell is used for carrying out unified collection, unified Modeling and unification to the device information of the bay device of specialty various in transformer station and stores, and by data/address bus for data sharing and access services; Monitor unit, control unit act on the monitoring business platform in transformer station, by data/address bus visit data unit, extract data according to setup parameter, and to the further analyzing and processing of data and application; Wherein, intelligent telecontrol communication machine is a kind of software and hardware set, realizes the exchanges data of main website end and plant stand end, possesses the device of factory station data Elementary Function;
According to the primary equipment information in device information, the incidence relation between secondary device information and first and second equipment sets up substation information;
According to described substation information, the described device information uploaded is stored in described data cell;
Access described data cell by described monitor unit, from data cell, read the device information of supervision and show; The mode of showing comprises: figure exhibition method, form exhibition method and/or curve exhibition method;
And according to the device information of described displaying, and the control command received by the described control unit bay device corresponding to this device information is controlled; Wherein, described device information comprises: the voltage data of transformer, current data and circuit breaker position information, switching information, lightning arrester information, the record ripple fault data information that the protection event fault data information that proterctive equipment send and failure wave-recording equipment send, PMU device data, electric energy quality monitoring data, and primary equipment on-line monitoring information, telemetry, remote signalling data, distant arteries and veins data; Described control command comprises: transforming plant primary equipment instruction, secondary device instruction and auxiliary equipment instruction.
2. substation equipment method for supervising according to claim 1, is characterized in that, described PMU device data adopts IEEEstd1344 stipulations to upload.
3. substation equipment method for supervising according to claim 1, is characterized in that, described according to the primary equipment information in device information, and the step that the incidence relation between secondary device information and first and second equipment sets up substation information comprises:
Utilize the IEC61850 model file of system configuration device to the bay device of transformer station to carry out model subscription, obtain the SCD file of the full station system of transformer station;
Derive CID file and the IEC61850 communication customer end communication configuration file of substation equipment example, and will reach in IEC61850 smart machine under CID file;
Set up the data model of all types of IEC61850 secondary device in transformer station according to described SCD file, and set up the data model of non-IEC61850 equipment;
Graphic editor is utilized to create primary equipment figure;
According to described data model, the primary equipment on figure and described secondary device are carried out associating the substation information obtaining transformer station.
CN201310328884.9A 2013-07-31 2013-07-31 Substation equipment method for supervising Expired - Fee Related CN103441572B (en)

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