CN112134351B - Remote telemetry acceptance system and method based on transformer substation distribution network - Google Patents
Remote telemetry acceptance system and method based on transformer substation distribution network Download PDFInfo
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- CN112134351B CN112134351B CN202010846724.3A CN202010846724A CN112134351B CN 112134351 B CN112134351 B CN 112134351B CN 202010846724 A CN202010846724 A CN 202010846724A CN 112134351 B CN112134351 B CN 112134351B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit 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
- H02J13/00001—Circuit 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 characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit 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
- H02J13/00006—Circuit 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 characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00022—Circuit 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 characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
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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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Selective Calling Equipment (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention relates to a remote telemetry acceptance system based on a transformer substation distribution network, which comprises a master station acceptance system, a transformer substation relay protection instrument, a transformer substation measurement and control device and a transformer substation telecontrol device, wherein the master station acceptance system comprises a data import module, a telemetry addition value module, a telemetry comparison module, a data storage module and a remote connection module; by adopting the technical scheme, the time requirements of checking time nodes in advance, reducing error rate, labor cost and improving working efficiency can be met.
Description
Technical Field
The invention relates to the technical field of intelligent substations, in particular to a remote telemetry acceptance system and a remote telemetry acceptance method based on a substation distribution network.
Background
In recent years, with the rapid development of the power industry in China, the number of newly-built transformer substations is continuously increased, the transformer substations need to check and accept monitoring information of the transformer substations before commissioning, namely, the checking and accepting of three remote signals, and the method is a research aiming at the checking and accepting of the remote signals.
Traditional telemetering acceptance is checked one by monitoring operators on duty and field debugging personnel, for a newly-built transformer substation, thousands of telemetering messages are generally provided, the messages need to be manually triggered, checked, recorded and eliminated one by one, the starting time node of the operation mode is late, the labor cost is high, errors are easy to occur, and the whole acceptance progress of the transformer substation is greatly slowed down.
Therefore, it is necessary to develop a new telemetry acceptance mode to meet the time requirements of advancing acceptance time, reducing error rate, reducing labor cost and improving work efficiency.
Disclosure of Invention
The invention aims to solve the technical problem of making up the defects of the prior art and provides a remote telemetering acceptance system and a method based on a transformer substation distribution network.
To solve the technical problems, the invention is realized by the following technical scheme:
the utility model provides a remote sensing system of accepting based on transformer substation joins in marriage net, including the main website system of accepting, transformer substation relay protection appearance, transformer substation measurement and control device and transformer substation telecontrol equipment, the main website system of accepting includes the leading-in module of data, the telemetering measurement addendum value module, the module is compared in the telemetering measurement, data storage module and remote connection module, the main website system of accepting links to each other with transformer substation relay protection appearance and transformer substation telecontrol equipment through remote connection module, transformer substation relay protection appearance and transformer substation telecontrol equipment all link to each other with transformer substation measurement and control device.
Further, the data import module of the master station acceptance system is used for importing the point table data provided by the master station and the SCD and RCD data provided in the station into the data storage module.
Furthermore, a telemetry addition value module of the master station acceptance system is used for telemetry addition of secondary values, transmitting the telemetry IEC61850 path name and the telemetry secondary values to a substation relay protection instrument, and inputting the telemetry secondary values to a data storage module.
Further, the substation relay protection instrument is used for analyzing the received IEC61850 path name and the telemetering secondary value, and sending the analyzed IEC61850 path name and the telemetering secondary value to the substation measurement and control device.
Further, the substation measurement and control device is used for sending the received telemetering secondary value to the substation telecontrol device through an IEC61850 protocol.
And further, the substation telecontrol device is used for calculating a telemetering primary value according to the received telemetering secondary value and uploading the calculated telemetering primary value to the master station acceptance system through a telecontrol and scheduling data network.
Furthermore, the telemetering comparison module of the master station acceptance check system is used for receiving the telemetering primary value sent by the substation telecontrol device, calling the corresponding telemetering secondary value in the data storage module, performing equivalent check on the telemetering primary value and the telemetering secondary value, judging a check result through a preset error range, and automatically generating and outputting the check result.
The remote telemetry acceptance method of the remote telemetry acceptance system based on the substation distribution network comprises the following steps:
s1: a data import module of the master station acceptance system imports point table data provided by a master station and SCD (substation configuration description) and RCD (remote control device) data provided by a station into a data storage module;
s2: setting the addition of a telemetering secondary value through a telemetering addition value module of a master station acceptance system, transmitting a telemetering IEC61850 path name and the telemetering secondary value to a relay protection instrument of a transformer substation, and simultaneously inputting the telemetering secondary value to a data storage module;
s3: the transformer substation relay protection instrument analyzes the received IEC61850 path name and the telemetered secondary value, and sends the analyzed IEC61850 path name and the telemetered secondary value to the transformer substation measurement and control device;
s4: the substation measurement and control device sends the received telemetering secondary value to a substation telecontrol device through an IEC61850 protocol;
s5: the substation telecontrol device calculates a telemetering primary value according to the received telemetering secondary value, and uploads the calculated telemetering primary value to a telemetering comparison module of a master station acceptance system through a telecontrol and scheduling data network;
s6: a telemetering comparison module of the master station acceptance check system receives a telemetering primary value sent by the substation telecontrol device, calls a corresponding telemetering secondary value in a data storage module, performs equivalence check on the telemetering primary value and the telemetering secondary value, judges a check result through a preset error range, and if the equivalence check result is in the error range, the acceptance check is passed; if the equivalence checking result is not in the error range, the acceptance is not passed; and automatically generating and outputting a verification result.
The invention can achieve the following beneficial effects:
1) the remote-measuring signal transmission can be realized through the existing remote connection modules of the telecontrol network, the scheduling data network and the master station acceptance system, so that the time node of the remote-measuring acceptance can be greatly advanced, and the whole acceptance period of the transformer substation is shortened;
2) by adopting a remote measuring value adding mode, after the relay protection instrument is connected, field personnel are not required to be always present, and remote measurement and acceptance can be carried out;
3) the efficiency and the accuracy of acceptance are improved, and the reliability of acceptance is ensured.
Drawings
FIG. 1 is a block diagram of the architecture of an embodiment of the present invention;
FIG. 2 is a flow chart of a method of an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Examples
As shown in fig. 1, a remote telemetry acceptance system based on a transformer substation distribution network comprises a master station acceptance system, a transformer substation relay protection instrument, a transformer substation measurement and control device and a transformer substation telecontrol device, wherein the master station acceptance system comprises a data import module, a telemetry addition value module, a telemetry comparison module, a data storage module and a remote connection module, and the remote connection module is a wireless module and transmits information through a 4G network base station; the master station acceptance system is connected with the transformer substation relay protection instrument and the transformer substation telecontrol device through the remote connection module, and the transformer substation relay protection instrument and the transformer substation telecontrol device are connected with the transformer substation measurement and control device.
In the master station acceptance system:
the data import module is used for importing the point table data provided by the main station and the SCD and RCD data provided in the station into the data storage module;
the remote metering addition value module is used for remotely metering addition of secondary values, transmitting the remote metering IEC61850 path names and the remote metering secondary values to a transformer substation relay protection instrument, and inputting the remote metering secondary values to the data storage module;
and the telemetering comparison module is used for receiving the telemetering primary value sent by the substation telecontrol device, calling the corresponding telemetering secondary value in the data storage module, performing equivalent verification on the telemetering primary value and the telemetering secondary value, judging a verification result through a preset error range, and automatically generating and outputting the verification result.
The transformer substation relay protection instrument:
and the transformer substation relay protection instrument analyzes the received IEC61850 path name and the telemetered secondary value, and sends the analyzed IEC61850 path name and the telemetered secondary value to the transformer substation measurement and control device.
The transformer substation measurement and control device:
and the transformer substation measurement and control device is used for sending the received telemetering secondary value to the transformer substation telecontrol device through an IEC61850 protocol.
The transformer substation telemechanical device comprises:
the substation telecontrol device is used for calculating a telemetering primary value according to the received telemetering secondary value and uploading the calculated telemetering primary value to the master station acceptance system through a telecontrol and scheduling data network.
The remote telemetry acceptance method of the system comprises the following steps:
the method comprises the following steps:
s1: a data import module of the master station acceptance system imports point table data provided by a master station and SCD (substation configuration description) and RCD (remote control device) data provided by a station into a data storage module;
s2: setting the addition of a telemetering secondary value through a telemetering addition value module of a master station acceptance system, transmitting the telemetering IEC61850 path name and the telemetering secondary value to a transformer substation relay protection instrument through a remote connection module, and inputting the telemetering secondary value into a data storage module;
s3: the transformer substation relay protection instrument analyzes the received IEC61850 path name and the telemetered secondary value, and sends the analyzed IEC61850 path name and the telemetered secondary value to the transformer substation measurement and control device;
s4: the substation measurement and control device sends the received telemetering secondary value to the substation telecontrol device through an IEC61850 protocol;
s5: the substation telecontrol device calculates a telemetering primary value according to the received telemetering secondary value, and uploads the calculated telemetering primary value to a telemetering comparison module of a main station acceptance system through a telecontrol network, a scheduling data network and a remote connection module of the main station acceptance system;
s6: a telemetering comparison module of the master station acceptance check system receives a telemetering primary value sent by the substation telecontrol device, calls a corresponding telemetering secondary value in a data storage module, performs equivalence check on the telemetering primary value and the telemetering secondary value, judges a check result through a preset error range, and if the equivalence check result is in the error range, the acceptance check is passed; if the equivalent check result is not in the error range, the check acceptance is not passed; and automatically generating and outputting a verification result.
The advantages of this embodiment:
1) the remote-measuring signal transmission can be realized through the existing remote connection modules of the telecontrol network, the scheduling data network and the master station acceptance system, the time node of remote-measuring acceptance can be greatly advanced, and the integral acceptance period of the transformer substation is shortened;
2) by adopting a remote measuring value adding mode, after the relay protection instrument is connected, field personnel are not required to be always present, and remote measurement and acceptance can be carried out;
3) the efficiency and the accuracy of acceptance are improved, and the reliability of acceptance is ensured;
4) after the problems are found and recorded, the defects can be eliminated in a centralized way, and the waiting time for the defect elimination is greatly reduced.
The above description is only one embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the spirit of the present invention.
Claims (2)
1. A remote telemetering acceptance system based on a transformer substation distribution network is characterized in that: the transformer substation remote control system comprises a main station acceptance system, a transformer substation relay protection instrument, a transformer substation measurement and control device and a transformer substation telecontrol device, wherein the main station acceptance system comprises a data import module, a remote measurement and addition value module, a remote measurement comparison module, a data storage module and a remote connection module;
the data import module of the master station acceptance system is used for importing the point table data provided by the master station and the SCD and RCD data provided in the station into the data storage module;
the telemetering addition value module of the master station acceptance system is used for telemetering addition of secondary values, transmitting the telemetering IEC61850 path name and the telemetering secondary values to a relay protection instrument of the transformer substation, and simultaneously inputting the telemetering secondary values to the data storage module;
the transformer substation relay protection instrument is used for analyzing the received IEC61850 path name and the telemetering secondary value and sending the analyzed IEC61850 path name and the telemetering secondary value to the transformer substation measurement and control device;
the transformer substation measurement and control device is used for sending the received telemetering secondary value to the transformer substation telecontrol device through an IEC61850 protocol;
the substation telecontrol device is used for calculating a telemetering primary value according to the received telemetering secondary value and uploading the calculated telemetering primary value to the master station acceptance system through a telecontrol and scheduling data network;
the remote measurement comparison module of the master station acceptance check system is used for receiving a remote measurement primary value sent by the substation telecontrol device, calling a corresponding remote measurement secondary value in the data storage module, performing equivalent check on the remote measurement primary value and the remote measurement secondary value, judging a check result through a preset error range, and automatically generating and outputting the check result.
2. The remote telemetry acceptance method of the remote telemetry acceptance system based on the substation distribution network, according to claim 1, is characterized in that: the method comprises the following steps:
s1: a data import module of the master station acceptance system imports point table data provided by the master station and SCD (substation configuration description) and RCD (remote control device) data provided in the station into a data storage module;
s2: setting the addition of a telemetering secondary value through a telemetering addition value module of a master station acceptance system, transmitting a telemetering IEC61850 path name and the telemetering secondary value to a relay protection instrument of a transformer substation, and simultaneously inputting the telemetering secondary value to a data storage module;
s3: the transformer substation relay protection instrument analyzes the received IEC61850 path name and the telemetering secondary value, and sends the analyzed IEC61850 path name and the telemetering secondary value to a transformer substation measurement and control device;
s4: the substation measurement and control device sends the received telemetering secondary value to a substation telecontrol device through an IEC61850 protocol;
s5: the substation telecontrol device calculates a telemetering primary value according to the received telemetering secondary value, and uploads the calculated telemetering primary value to a telemetering comparison module of a master station acceptance system through a telecontrol and scheduling data network;
s6: a telemetering comparison module of the master station acceptance system receives a telemetering primary value sent by the substation telecontrol device, calls a corresponding telemetering secondary value in a data storage module, performs equivalent verification on the telemetering primary value and the telemetering secondary value, judges a verification result through a preset error range, and if the equivalent verification result is in the error range, the acceptance passes; if the equivalent check result is not in the error range, the check acceptance is not passed; and automatically generating and outputting a verification result.
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| CN114184887A (en) * | 2021-11-29 | 2022-03-15 | 国网江苏省电力有限公司南京供电分公司 | System and method for diagnosing FTU fault on site |
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| CN105388416A (en) * | 2015-11-16 | 2016-03-09 | 国家电网公司 | Intelligent substation relay protection remote test system |
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| US20020030604A1 (en) * | 1999-10-27 | 2002-03-14 | Chance Randall H. | Telemetry system and method |
| US20080077336A1 (en) * | 2006-09-25 | 2008-03-27 | Roosevelt Fernandes | Power line universal monitor |
| CN103412208B (en) * | 2013-07-15 | 2016-04-20 | 国家电网公司 | The method of intelligent substation electric power telemechanical device closed loop test |
| CN105978152B (en) * | 2016-06-21 | 2018-05-04 | 国网福建省电力有限公司 | A kind of intelligent substation telemechanical apparatus and the method for regulating and controlling main website automated closed-loop joint debugging |
| CN106941281B (en) * | 2017-04-12 | 2019-04-26 | 国网福建省电力有限公司 | A method of telemechanical apparatus and regulation main website telemetering automated closed-loop joint debugging based on supervisory control of substation backstage |
| CN109193945B (en) * | 2018-10-19 | 2021-12-07 | 国网福建省电力有限公司 | Automatic closed-loop checking method for telecontrol data configuration of intelligent substation |
| CN110112830A (en) * | 2019-05-31 | 2019-08-09 | 国网冀北电力有限公司检修分公司 | A kind of supervisory control of substation information transmission platform |
| CN110231957B (en) * | 2019-07-09 | 2023-03-14 | 国家电网有限公司 | System and method for automatically generating telecontrol configuration description file (RCD) |
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| CN105388416A (en) * | 2015-11-16 | 2016-03-09 | 国家电网公司 | Intelligent substation relay protection remote test system |
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Effective date of registration: 20210205 Address after: No.97 jinqueshan 1st Road, Lanshan District, Linyi City, Shandong Province Applicant after: LINYI POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER COMPANY Applicant after: STATE GRID SHANDONG ELECTRIC POWER Co. Address before: No.150, Jinger Road, Daguanyuan, Shizhong District, Jinan City, Shandong Province Applicant before: STATE GRID SHANDONG ELECTRIC POWER Co. Applicant before: LINYI POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER COMPANY Applicant before: SHANDONG ANXINYUAN INFORMATION TECHNOLOGY Co.,Ltd. |
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