CN114374272B - Automatic overhaul method for intelligent substation - Google Patents
Automatic overhaul method for intelligent substation Download PDFInfo
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- CN114374272B CN114374272B CN202111549215.5A CN202111549215A CN114374272B CN 114374272 B CN114374272 B CN 114374272B CN 202111549215 A CN202111549215 A CN 202111549215A CN 114374272 B CN114374272 B CN 114374272B
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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
- H02J13/00002—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 monitoring
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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
- H02J13/00016—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 a wired telecommunication network or a data transmission bus
- H02J13/00017—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 a wired telecommunication network or a data transmission bus using optical fiber
-
- 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
- H02J13/00028—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 involving the use of Internet protocols
-
- 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
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
- H02J13/00034—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving an electric power substation
Abstract
The invention relates to an automatic overhaul method of an intelligent substation, which comprises an operation and maintenance master station, a secondary equipment inspection system and an intelligent terminal, and comprises the following steps: the method comprises the steps that S1, an operation and maintenance master station issues a control command, S2, a secondary equipment inspection system sequentially performs an example test, S3 performs GOOSE addition and SV addition, S4 automatically generates a test report and uploads the test report to the operation and maintenance master station, and S5 autonomously selects and invokes detection reports of different time and different devices; the invention has the advantages that: the operation and maintenance main station controls the secondary equipment inspection system to test by issuing a control command, and the automatic inspection of the device is completed by using a prefabricated standard measuring mode, so that the working environment and safety of security personnel are greatly improved during maintenance, the working efficiency and accuracy of the security personnel can be greatly improved during automatic inspection, the security inspection work can be completed more comprehensively and correctly by writing and perfecting the test according to requirements in advance, and the condition of missing inspection and error detection caused by negligence of the staff is effectively prevented.
Description
Technical Field
The invention relates to an overhaul method, in particular to an automatic overhaul method of an intelligent substation.
Background
The intelligent substation is the basic functions of automatically completing information acquisition, measurement, control, protection, measurement, detection and the like, meanwhile, the intelligent substation has the high-level functions of supporting real-time automatic control, intelligent regulation, on-line analysis decision and collaborative interaction of a power grid, the overhaul of the existing intelligent substation is carried out by adopting manual timing and fixed points, along with the development and scientific progress of information, along with the development of the intelligent substation and the rising of the cost of manual labor, the automatic overhaul replaces manual definite inspection to be a trend, the workload of a definite inspection staff can be greatly reduced, and the definite inspection efficiency and accuracy of secondary equipment are improved.
Disclosure of Invention
The invention aims to provide an automatic overhaul method for an intelligent substation, which can effectively prevent the conditions of missed detection and error detection caused by negligence of staff.
In order to solve the technical problems, the invention is realized by the following technical scheme: the automatic overhaul method based on an overhaul system comprises an operation and maintenance main station, a secondary equipment patrol system and an intelligent terminal, wherein the operation and maintenance main station interacts with the secondary equipment patrol system through a GSP (global system for service) communication protocol, the secondary equipment patrol system interacts with the intelligent terminal through a TCP (transmission control protocol), the secondary equipment patrol system communicates with a tested device through a 61850 communication protocol, and the intelligent terminal is connected with the tested device through an optical fiber, and the automatic overhaul method comprises the following steps:
s1: the operation and maintenance master station issues a control command;
s2: setting a complete test example in a secondary equipment inspection system according to different devices and different requirements, and sequentially carrying out test example tests after receiving a control command;
s3: the secondary equipment inspection system modifies the fixed value of the device according to the measurement, and performs GOOSE addition and SV addition on the device through the intelligent terminal; the device makes corresponding protection action or channel collection quantity change according to the addition value and the fixed value change, and the secondary equipment inspection system collects device data, compares the device data with an expected value, displays the device data to obtain a test result and stores the test result;
s4: after all the test cases are tested, the secondary equipment inspection system automatically generates a test report and uploads the test report to the operation and maintenance master station;
s5: and the operation and maintenance master station autonomously selects and invokes detection reports of different time and different devices to check and store.
Preferably, S1 comprises the steps of:
s11: firstly, establishing communication connection between an operation and maintenance master station and a secondary equipment inspection system;
s12: the operation and maintenance main station remotely controls the secondary equipment inspection system through a command and issues a command for selecting the testing device and starting the test.
Preferably, S2 comprises the steps of:
s21: preparing test parameters;
s22: channel association: the same type of device or the same type of protection logic test, consistent test cases, all use channel mapping, use standard channels to edit when the test cases are edited, and only need to map the channels when a device is specifically associated for testing; GOOSE is associated, SV is output and is associated, GOOSE is associated, telemetry and remote signaling are associated, and fixed value is associated;
s23: and (3) programming a measurement example: in the processes of analog quantity addition, state quantity addition, analog quantity verification and state quantity verification, a fixed value setting and addition verification channel is imported according to a test scheme, and starting time is set to finish sequence setting.
Preferably, S21 comprises the steps of:
s211: SCD file importing;
s212: the secondary equipment inspection system automatically screens the information of the relevant control block of the device, and fills in port numbers according to the actual optical port wiring mode;
s213: and setting rated value of the measuring parameter and transformation ratio information.
Preferably, S3 comprises the steps of:
s31: the secondary equipment inspection system directly modifies the fixed value of the device according to the measured content, interacts with the intelligent terminal through a TCP protocol, and controls the intelligent terminal to carry out GOOSE addition and SV addition on the measured device;
s32: the tested device makes corresponding protection actions or channel acquisition quantity changes according to the fixed value modified by the secondary equipment inspection system and the GOOSE addition and SV addition of the intelligent terminal;
s33: the data of the acquisition device of the secondary equipment inspection system is put in a real-time database;
s34: the secondary equipment inspection system reads the data of the tested device acquired in the real-time database according to the data required by the test example, and compares the data with the expected value to display the data to obtain a test result and stores the test result; when all verification items of a single test case accord with expectations, the tested device passes the test scheme, otherwise, the tested device fails.
The real-time database is support software for developing a real-time control system, a data acquisition system, a CIMS system and the like, is used for monitoring the control system in a large amount in the process industry, is advanced in control and optimal control, provides real-time data service and various data management functions for production management and scheduling, data analysis, decision support and remote online browsing of enterprises, is already a basic data platform for enterprise informatization, can directly acquire and acquire various data in the enterprise operation process in real time, converts the data into public information effective for various businesses, meets the requirements of real-time information integrity, consistency and safe sharing among enterprise production management, enterprise process monitoring and enterprise operation management, and can establish a bridge for information communication between an enterprise automation system and a management information system.
Preferably, S4 comprises the steps of:
s41: report template manufacturing: the report type to be generated is made into a report template according to the report generation rule of the operation and maintenance automatic inspection system;
s42: and after all the tests are completed, the operation and maintenance master station controls the secondary equipment inspection system to generate a required report according to the manufactured report template, and the generated report is sent to the master station.
Preferably, S5 comprises the steps of:
s51: selecting a report to be called according to a factory station, a transformer substation, report uploading time and different devices;
s52: the retrieved report is displayed in the interface and saved in the operation and maintenance master station.
In summary, the invention has the advantages that: the control command is issued by the S1 operation and maintenance master station, the S2 secondary equipment inspection system sequentially carries out the test after receiving the control command, the intelligent terminal carries out GOOSE addition and SV addition on the device in the S3, the S4 secondary equipment inspection system automatically generates a test report and uploads the operation and maintenance master station, the S5 operation and maintenance master station automatically selects and invokes the automatic inspection methods of the detection reports of different time and different devices, and the operation and maintenance master station controls the secondary equipment inspection system to carry out the test by issuing the control command, so that the automatic inspection of the device is completed by using a prefabricated standard test mode, the working environment and safety of security personnel are greatly improved, the automatic inspection can greatly improve the working efficiency and accuracy of the security personnel, the test is written according to the requirement in advance, the security inspection work can be completed more comprehensively and correctly, and the condition of missing inspection and error detection caused by negligence of the personnel is effectively prevented.
Detailed Description
The automatic overhaul method based on the overhaul system comprises an operation and maintenance main station, a secondary equipment patrol system and an intelligent terminal, wherein the secondary equipment patrol system adopts PRS-7002, the intelligent terminal adopts PRS-7395-G integrated intelligent terminal, the operation and maintenance main station interacts with the secondary equipment patrol system through a GSP communication protocol, the secondary equipment patrol system interacts with the intelligent terminal through a TCP protocol, the secondary equipment patrol system communicates with a tested device through a 61850 communication protocol, the intelligent terminal is connected with the tested device through an optical fiber, and the automatic overhaul method comprises the following steps:
s1: the operation and maintenance master station issues a control command;
s2: setting a complete test example in a secondary equipment inspection system according to different devices and different requirements, and sequentially carrying out test example tests after receiving a control command;
s3: the secondary equipment inspection system modifies the fixed value of the device according to the measurement, and performs GOOSE addition and SV addition on the device through the intelligent terminal; the device makes corresponding protection action or channel collection quantity change according to the addition value and the fixed value change, and the secondary equipment inspection system collects device data, compares the device data with an expected value, displays the device data to obtain a test result and stores the test result;
s4: after all the test cases are tested, the secondary equipment inspection system automatically generates a test report and uploads the test report to the operation and maintenance master station;
s5: and the operation and maintenance master station autonomously selects and invokes detection reports of different time and different devices to check and store.
The control command is issued by the S1 operation and maintenance master station, the S2 secondary equipment inspection system sequentially carries out the test after receiving the control command, the intelligent terminal carries out GOOSE addition and SV addition on the device in the S3, the S4 secondary equipment inspection system automatically generates a test report and uploads the operation and maintenance master station, the S5 operation and maintenance master station automatically selects and invokes the automatic inspection methods of the detection reports of different time and different devices, and the operation and maintenance master station controls the secondary equipment inspection system to carry out the test by issuing the control command, so that the automatic inspection of the device is completed by using a prefabricated standard test mode, the working environment and safety of security personnel are greatly improved, the automatic inspection can greatly improve the working efficiency and accuracy of the security personnel, the test is written according to the requirement in advance, the security inspection work can be completed more comprehensively and correctly, and the condition of missing inspection and error detection caused by negligence of the personnel is effectively prevented.
S1 comprises the following steps:
s11: firstly, establishing communication connection between an operation and maintenance master station and a secondary equipment inspection system;
s12: the operation and maintenance main station remotely controls the secondary equipment inspection system through a command and issues a command for selecting the testing device and starting the test.
S2 comprises the following steps:
s21: preparing test parameters;
s22: channel association: the same type of device or the same type of protection logic test, consistent test cases, all use channel mapping, use standard channels to edit when the test cases are edited, and only need to map the channels when a device is specifically associated for testing; GOOSE is associated, SV is output and is associated, GOOSE is associated, telemetry and remote signaling are associated, and fixed value is associated;
s23: and (3) programming a measurement example: in the processes of analog quantity addition, state quantity addition, analog quantity verification and state quantity verification, a fixed value setting and addition verification channel is imported according to a test scheme, and starting time is set to finish sequence setting.
S21 comprises the following steps:
s211: SCD file importing;
s212: the secondary equipment inspection system automatically screens the information of the relevant control block of the device, and fills in port numbers according to the actual optical port wiring mode;
s213: and setting rated value of the measuring parameter and transformation ratio information.
S3 comprises the following steps:
s31: the secondary equipment inspection system directly modifies the fixed value of the device according to the measured content, interacts with the intelligent terminal through a TCP protocol, and controls the intelligent terminal to carry out GOOSE addition and SV addition on the measured device;
s32: the tested device makes corresponding protection actions or channel acquisition quantity changes according to the fixed value modified by the secondary equipment inspection system and the GOOSE addition and SV addition of the intelligent terminal;
s33: the data of the acquisition device of the secondary equipment inspection system is put in a real-time database;
s34: the secondary equipment inspection system reads the data of the tested device acquired in the real-time database according to the data required by the test example, and compares the data with the expected value to display the data to obtain a test result and stores the test result; when all verification items of a single test case accord with expectations, the tested device passes the test scheme, otherwise, the tested device fails.
S4 comprises the following steps:
s41: report template manufacturing: the report type to be generated is made into a report template according to the report generation rule of the operation and maintenance automatic inspection system;
s42: and after all the tests are completed, the operation and maintenance master station controls the secondary equipment inspection system to generate a required report according to the manufactured report template, and the generated report is sent to the master station.
S5, the method comprises the following steps of:
s51: selecting a report to be called according to a factory station, a transformer substation, report uploading time and different devices;
s52: the retrieved report is displayed in the interface and saved in the operation and maintenance master station.
And (3) making a report template according to the report generation rule of the operation and maintenance automatic checking system by the type of the report to be generated, automatically identifying and analyzing the content of the brace of the report template by the program, acquiring corresponding data from a database, and automatically replacing to complete report generation.
General expression:
{ identification |groupid_itemid };
GroupId: test group number;
ItemId: test item number;
identification:
res: outputting qualified/unqualified test results;
res1: outputting correct/incorrect test results;
val: the precision test sampling value outputs 3-bit valid digital floating point numbers, such as 57.735;
act: protecting logic results, and outputting actions/non-actions;
ActT: protecting action time ms, and outputting an integer;
description of results:
test item results: the output content is "pass/fail" or "correct/incorrect".
{Res|GroupId_ItemId}；
{Res1|GroupId_ItemId}；
Precision value:
the test result in each page is output with the content of "[ qualified ] [ unqualified ]".
{Val|GroupId_ItemId_No_Channel}；
No. sequence number;
channel: channel number.
The report is generated by using one key, the needed report is generated by using the generated report template, the generated report is sent to the master station by using a one-key report sending function, and the master station can automatically call the sent report.
The above embodiments are merely illustrative embodiments of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present invention are included in the scope of the present invention.
Claims (5)
1. An automatic overhaul method of an intelligent substation is characterized by comprising the following steps of: the automatic overhaul method based on the overhaul system comprises an operation and maintenance main station, a secondary equipment inspection system and an intelligent terminal, wherein the operation and maintenance main station interacts with the secondary equipment inspection system through a GSP communication protocol, the secondary equipment inspection system interacts with the intelligent terminal through a TCP protocol, the secondary equipment inspection system communicates with a tested device through a 61850 communication protocol, the intelligent terminal is connected with the tested device through an optical fiber, and the automatic overhaul method comprises the following steps:
s1: the operation and maintenance master station issues a control command;
s2: setting a complete test example in a secondary equipment inspection system according to different devices and different requirements, and sequentially carrying out test example tests after receiving a control command;
s3: the secondary equipment inspection system modifies the fixed value of the device according to the measurement, and performs GOOSE addition and SV addition on the device through the intelligent terminal; the device makes corresponding protection action or channel collection quantity change according to the addition value and the fixed value change, and the secondary equipment inspection system collects device data, compares the device data with an expected value, displays the device data to obtain a test result and stores the test result;
s4: after all the test cases are tested, the secondary equipment inspection system automatically generates a test report and uploads the test report to the operation and maintenance master station;
s5: the operation and maintenance master station autonomously selects and invokes detection reports of different time and different devices to check and store;
s2 comprises the following steps:
s21: preparing test parameters;
s22: channel association: the same type of device or the same type of protection logic test, consistent test cases, all use channel mapping, use standard channels to edit when the test cases are edited, and only need to map the channels when a device is specifically associated for testing; GOOSE is associated, SV is output and is associated, GOOSE is associated, telemetry and remote signaling are associated, and fixed value is associated;
s23: and (3) programming a measurement example: in the processes of analog quantity addition, state quantity addition, analog quantity verification and state quantity verification, a fixed value setting and addition verification channel is imported according to a test scheme, and starting time is set to finish sequence setting;
s3 comprises the following steps:
s31: the secondary equipment inspection system directly modifies the fixed value of the device according to the measured content, interacts with the intelligent terminal through a TCP protocol, and controls the intelligent terminal to carry out GOOSE addition and SV addition on the measured device;
s32: the tested device makes corresponding protection actions or channel acquisition quantity changes according to the fixed value modified by the secondary equipment inspection system and the GOOSE addition and SV addition of the intelligent terminal;
s33: the data of the acquisition device of the secondary equipment inspection system is put in a real-time database;
s34: the secondary equipment inspection system reads the data of the tested device acquired in the real-time database according to the data required by the test example, and compares the data with the expected value to display the data to obtain a test result and stores the test result; when all verification items of a single test case accord with expectations, the tested device passes the test scheme, otherwise, the tested device fails.
2. The automatic overhaul method of an intelligent substation according to claim 1, characterized by comprising the following steps: s1 comprises the following steps:
s11: firstly, establishing communication connection between an operation and maintenance master station and a secondary equipment inspection system;
s12: the operation and maintenance main station remotely controls the secondary equipment inspection system through a command and issues a command for selecting the testing device and starting the test.
3. The automatic overhaul method of an intelligent substation according to claim 1, characterized by comprising the following steps: s21 comprises the following steps:
s211: SCD file importing;
s212: the secondary equipment inspection system automatically screens the information of the relevant control block of the device, and fills in port numbers according to the actual optical port wiring mode;
s213: and setting rated value of the measuring parameter and transformation ratio information.
4. The automatic overhaul method of an intelligent substation according to claim 1, characterized by comprising the following steps: s4 comprises the following steps:
s41: report template manufacturing: the report type to be generated is made into a report template according to the report generation rule of the operation and maintenance automatic inspection system;
s42: and after all the tests are completed, the operation and maintenance master station controls the secondary equipment inspection system to generate a required report according to the manufactured report template, and the generated report is sent to the master station.
5. The automatic overhaul method of an intelligent substation according to claim 1, characterized by comprising the following steps: s5, the method comprises the following steps of:
s51: selecting a report to be called according to a factory station, a transformer substation, report uploading time and different devices;
s52: the retrieved report is displayed in the interface and saved in the operation and maintenance master station.
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| CN105242164A (en) * | 2015-08-21 | 2016-01-13 | 国电南瑞科技股份有限公司 | Automatic detection system and method of secondary virtual loop of intelligent transformer station |
| CN109599942A (en) * | 2018-11-28 | 2019-04-09 | 国网河南省电力公司洛阳供电公司 | One-touch test device and method towards intelligent substation scene O&M |
| CN111830342A (en) * | 2020-07-04 | 2020-10-27 | 中国南方电网有限责任公司 | Multi-system-fused intelligent substation relay protection dynamic scheduled inspection method |
| CN112416758A (en) * | 2020-11-04 | 2021-02-26 | 广东电网有限责任公司 | Integrated test system and method for intelligent substation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3689767B2 (en) * | 2000-09-22 | 2005-08-31 | 株式会社日立製作所 | Thermal power plant maintenance service provision method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105242164A (en) * | 2015-08-21 | 2016-01-13 | 国电南瑞科技股份有限公司 | Automatic detection system and method of secondary virtual loop of intelligent transformer station |
| CN109599942A (en) * | 2018-11-28 | 2019-04-09 | 国网河南省电力公司洛阳供电公司 | One-touch test device and method towards intelligent substation scene O&M |
| CN111830342A (en) * | 2020-07-04 | 2020-10-27 | 中国南方电网有限责任公司 | Multi-system-fused intelligent substation relay protection dynamic scheduled inspection method |
| CN112416758A (en) * | 2020-11-04 | 2021-02-26 | 广东电网有限责任公司 | Integrated test system and method for intelligent substation |
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