CN111313544B - Distributed unattended substation operation state analysis system - Google Patents

Distributed unattended substation operation state analysis system Download PDF

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Publication number
CN111313544B
CN111313544B CN201911196579.2A CN201911196579A CN111313544B CN 111313544 B CN111313544 B CN 111313544B CN 201911196579 A CN201911196579 A CN 201911196579A CN 111313544 B CN111313544 B CN 111313544B
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China
Prior art keywords
substation
module
master station
control system
dispatching control
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CN201911196579.2A
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CN111313544A (en
Inventor
袁中琛
杜明
赵玉新
黄潇潇
韩磊
时燕新
李国栋
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State Grid Corp of China SGCC
State Grid Tianjin Electric Power Co Ltd
Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd
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State Grid Corp of China SGCC
State Grid Tianjin Electric Power Co Ltd
Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd
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Publication of CN111313544A publication Critical patent/CN111313544A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

The invention relates to a distributed unattended substation operation state analysis system which comprises a dispatching control system main station module, a plurality of distributed substation sub-station modules and a communication channel, wherein the dispatching control system main station module is connected with the plurality of distributed substation sub-station modules; the dispatching control system master station module is used for monitoring information sent to the dispatching control system master station module from each substation module, automatically judging the running state of each substation, and then sending the running state characteristic parameters to each substation module; and the substation module is used for monitoring the alarm signal transmitted to the master station of the dispatching control system, judging the running state of the substation through the characteristic parameters transmitted by the master station, and transmitting the judgment result to the master station of the dispatching control system. The method and the system reduce the workload of the dispatching control master station in judging the running state evaluation of the unattended transformer substation, and improve the judgment real-time property.

Description

Distributed unattended substation operation state analysis system
Technical Field
The invention belongs to the technical field of power dispatching automation, and relates to a transformer substation operation state analysis system, in particular to a distributed unattended transformer substation operation state analysis system.
Background
At present, an automatic system of a power system is relatively perfect. The regulation and control center master station is provided with a dispatching control automation system, the transformer substation is internally provided with a transformer substation automation monitoring system, the transformer substation automation monitoring system and the transformer substation automation monitoring system are communicated through a power private network, and the communication rule is about 104.
The existing dispatching automation control system mostly adopts a centralized transformer substation operation state evaluation system, namely a dispatching master station judges the operation state of each transformer substation in a centralized manner according to alarm signals sent by each transformer substation, so that the operation workload of the master station system is increased, and the condition of time delay exists in the transformer substation operation state evaluation is caused.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a distributed unattended substation operation state analysis system, which reduces the operation workload of a main station system and improves the instantaneity of substation operation state evaluation.
The invention solves the practical problem by adopting the following technical scheme:
a distributed unattended substation operation state analysis system comprises a scheduling control system main station module, a plurality of distributed substation sub-station modules and a communication channel; the dispatching control system master station module is used for monitoring information sent to the dispatching control system master station module from each substation module, automatically judging the running state of each substation, and then sending the running state characteristic parameters to each substation module; and the substation module is used for monitoring the alarm signal transmitted to the master station of the dispatching control system, judging the running state of the substation through the characteristic parameters transmitted by the master station, and transmitting the judgment result to the master station of the dispatching control system.
Moreover, the communication channel is a power communication private network.
The invention has the advantages and beneficial effects that:
according to the invention, through the cooperative cooperation of the master station module of the dispatching control system, the plurality of distributed substation modules and the communication channel, the workload of the dispatching control master station in judging the running state of the unattended substation is reduced, and the judgment real-time property is improved.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a control flow diagram of a master station module of the dispatch control system of the present invention;
fig. 3 is a substation module control flow diagram of the present invention.
Detailed Description
The embodiments of the invention will be described in further detail below with reference to the accompanying drawings:
a distributed unattended substation operation state analysis system, as shown in fig. 1 to 3, includes a scheduling control system master station module, a plurality of distributed substation modules, and a communication channel; the dispatching control system master station module is used for monitoring information sent to the dispatching control system master station module from each substation module, automatically judging the running state of each substation, and then sending the running state characteristic parameters to each substation module; and the substation module is used for monitoring the alarm signal transmitted to the master station of the dispatching control system, judging the running state of the substation through the characteristic parameters transmitted by the master station, and transmitting the judgment result to the master station of the dispatching control system.
In this embodiment, the substation module is installed in the substation monitoring system as a program module. The module realizes monitoring of alarm signals sent to the dispatching master station by the transformer substation, judges the running state of the transformer substation according to characteristic parameters sent by the master station, and sends the judgment result to the dispatching master station.
In this embodiment, the master station module of the scheduling control system is used as a program module and installed in the scheduling control system of the scheduling center power grid. The module monitors monitoring information sent to the dispatching master station from each transformer substation, automatically judges the running state of the transformer substation, and transmits the running state characteristic parameters to the substation module by referring to the judgment result of monitoring personnel. And receiving the judgment result of the substation module and displaying the judgment result to monitoring personnel.
In this embodiment, the communication channel is a power communication private network.
The invention mainly comprises a scheduling control system main station module 1, a transformer substation sub-station module 2 and a communication channel 3, and the implementation method of each part is explained as follows:
(1) Master station module of dispatching control system
Scheduling control system the master station module is installed as an application module within a scheduling control system (e.g., a D5000 system).
(1) The module inputs data into all substation alarm information streams.
(2) The module function is mainly used for calculating the abnormal characteristic quantity T of each transformer substation, wherein T = the number of accident signals within two minutes/the total number of alarm information of the substation within two minutes. If T > 60%. Then execute (3)
(3) And outputting the abnormal characteristic quantity to the substation module.
(2) Substation module
The substation module is installed in the substation monitoring system as an application module.
(1) The module inputs data including the alarm information flow of the transformer substation and the state characteristic quantity sent by the master station.
(2) The substation module has the function of judging whether the substation is in an abnormal state or not.
(3) And outputting the judgment result to the master station.
(3) Communication channel
The communication channel is a power communication special network built with the transformer station.
It should be emphasized that the examples described herein are illustrative and not restrictive, and thus the present invention includes, but is not limited to, those examples described in this detailed description, as well as other embodiments that can be derived from the teachings of the present invention by those skilled in the art and that are within the scope of the present invention.

Claims (2)

1. The utility model provides a distributing type unmanned on duty transformer substation running state analytic system which characterized in that: the system comprises a master station module of a scheduling control system, a plurality of substation modules of a distributed substation and a communication channel; the dispatching control system master station module is used for monitoring information sent to the dispatching control system master station module from each substation module, automatically judging the running state of each substation, and then sending the running state characteristic parameters to each substation module; and the substation module is used for monitoring the alarm signal transmitted to the master station of the dispatching control system, judging the running state of the substation through the characteristic parameters transmitted by the master station, and transmitting the judgment result to the master station of the dispatching control system.
2. The distributed unattended substation operation state analysis system according to claim 1, wherein: the communication channel is a power communication private network.
CN201911196579.2A 2019-11-29 2019-11-29 Distributed unattended substation operation state analysis system Active CN111313544B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911196579.2A CN111313544B (en) 2019-11-29 2019-11-29 Distributed unattended substation operation state analysis system

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Application Number Priority Date Filing Date Title
CN201911196579.2A CN111313544B (en) 2019-11-29 2019-11-29 Distributed unattended substation operation state analysis system

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CN111313544B true CN111313544B (en) 2023-03-28

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102593831A (en) * 2012-03-14 2012-07-18 东北电网有限公司 Implementation method for on-line detection system of subsynchronous oscillation events of electric power system
CN103729806A (en) * 2014-01-16 2014-04-16 国家电网公司 Transformer substation alarming graph gateway minimizing system and achieving method thereof
CN105811437A (en) * 2016-04-19 2016-07-27 贵州电网有限责任公司 Wide-area response-based transient stability online prejudgment system implementation method
CN106908690A (en) * 2017-02-20 2017-06-30 积成电子股份有限公司 Distributed intelligence warning system and its method for diagnosing faults between boss station
CN109599948A (en) * 2018-12-14 2019-04-09 朱明增 Power regulation integral system intelligent alarm method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102593831A (en) * 2012-03-14 2012-07-18 东北电网有限公司 Implementation method for on-line detection system of subsynchronous oscillation events of electric power system
CN103729806A (en) * 2014-01-16 2014-04-16 国家电网公司 Transformer substation alarming graph gateway minimizing system and achieving method thereof
CN105811437A (en) * 2016-04-19 2016-07-27 贵州电网有限责任公司 Wide-area response-based transient stability online prejudgment system implementation method
CN106908690A (en) * 2017-02-20 2017-06-30 积成电子股份有限公司 Distributed intelligence warning system and its method for diagnosing faults between boss station
CN109599948A (en) * 2018-12-14 2019-04-09 朱明增 Power regulation integral system intelligent alarm method

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
夏立萌.基于模拟子站的智能电网调度控制系统集成调试方法.《电气工程学报》.2018,(第期),全文. *
欧阳俊.山区220kV变电站集中监测控制系统.《2008年湖北省科技成果公报97期(2)》.2009,全文. *

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