CN114264903A - Automatic closed-loop test system for electric power telecontrol terminal device - Google Patents
Automatic closed-loop test system for electric power telecontrol terminal device Download PDFInfo
- Publication number
- CN114264903A CN114264903A CN202111528008.1A CN202111528008A CN114264903A CN 114264903 A CN114264903 A CN 114264903A CN 202111528008 A CN202111528008 A CN 202111528008A CN 114264903 A CN114264903 A CN 114264903A
- Authority
- CN
- China
- Prior art keywords
- module
- test
- data
- automatic
- terminal device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention discloses an automatic closed-loop test system of a power telecontrol terminal device, which relates to the technical field of power telecontrol terminal device testing, and is characterized in that based on the data communication characteristics of an intelligent substation, intelligent secondary equipment and a power scheduling data network, according to the operation requirement of the power telecontrol terminal device, the test result of an automatic test module can be processed through a data feedback module, the data is matched and compared through a feedback comparison module to obtain the difference between the data and prestored data, the comparison result is compared with the prestored data and then returned to a main control processing module, the main control module adjusts the test cycle duration and the cycle interval of the automatic test module according to the comparison result, thereby realizing the automatic closed-loop test function, effectively saving human resource consumption and ensuring the operation safety of the power telecontrol terminal device, the testing efficiency is improved.
Description
Technical Field
The invention relates to the technical field of electric power telecontrol terminal device testing, in particular to an automatic closed-loop testing system for an electric power telecontrol terminal device.
Background
The remote terminal is a terminal device which is used for acquiring and transmitting real-time operation parameters of a power plant or a transformer substation and receiving and executing control and adjustment commands of a dispatching center, wherein the power system is arranged at a station end. In terms of functions, in addition to "four-remote", event sequence recording has become one of the basic functions of a telemechanical terminal. And develops towards function diversification and intellectualization. The telemechanical terminal has the main functions of collecting and transmitting state quantity (called telecommand for short) to a remote place; collecting and transmitting digital quantity, pulse quantity and analog quantity (called telemetering for short) to a remote place; and receiving and executing remote dispatching control command (remote control for short). Receiving and executing remote dispatching and regulating command (called remote dispatching for short). These 4 primary functions are commonly referred to as "four-way". In addition, the telecontrol terminal can also have the following optional functions such as data summation, information editing and forwarding, out-of-limit alarm, communication with two or more than two scheduling centers, event sequence recording, receiving and executing timing commands, receiving and executing signal resetting commands, automatic switching of main channels and standby channels and the like according to the operation requirements; when the conventional electric telecontrol terminal device is tested, because the four-remote function operation is carried out, the voltage on secondary equipment can be changed along with a control command, the detection period duration and period interval need to be adjusted when automatic detection is carried out, the levels of field operation and maintenance personnel are uneven and are influenced by the operation and maintenance habit of a conventional integrated self-station, the phenomena of missing change and error change exist in the duration when the period duration and the period interval are changed, the stable operation of the electric telecontrol terminal device is not facilitated, and the operation and maintenance burden is increased.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an automatic closed-loop test system for an electric power telecontrol terminal device, which comprises the following contents:
the automatic test module: the automatic test module is used for carrying out automatic test action on the electric power telecontrol terminal device and generating test data;
a data feedback module: the device is used for receiving the test data, preprocessing the test data and transmitting the preprocessed test data to the feedback comparison module;
the main control processing module: the system is used for issuing control commands to all modules in the system and receiving test data;
a feedback comparison module: the test data is used for comparing the test data transmitted to the main control processing module with prestored data;
a data storage module: the device is used for recording and storing the pre-stored data;
a detection period control module: sending a periodic test starting signal to an automatic test module;
the automatic testing module, the feedback comparison module, the data storage module and the detection period control module are all connected with the main control processing module, and the data feedback module is connected with the automatic testing module and the feedback comparison module.
Preferably, the system further comprises a period adjusting module, the period adjusting module is connected with the main control processing module, and the period adjusting module is used for adjusting the detection time length and the detection frequency of the automatic testing module.
Preferably, the period adjusting module adjusts the detection duration and the detection frequency of the automatic testing module by establishing a period control model, wherein the period control model is as follows:
wherein the content of the first and second substances,
respectively representing an electric telecontrol terminal device and a bus set; vi、θiRespectively representing the voltage and phase angle, P, of the bus ig、QgRespectively showing the active detection time length and the detection frequency of the g-th electric telecontrol terminal device, wherein x is a control variable and y is a state variable.
Preferably, the data feedback module further comprises a signal import module, a preprocessing module and a signal matching module, the automatic test module, the signal import module, the preprocessing module, the signal matching module and the feedback comparison module are sequentially connected, the signal import module is used for importing the automatic test data into the preprocessing module for processing, and the signal matching module is used for matching the preprocessed data with the comparison items in the feedback comparison module.
Preferably, the automatic testing module comprises a power precision testing module, a remote signaling fault testing module and a communication fault testing module, and the power precision testing module, the remote signaling fault testing module and the communication fault testing module are all connected with the master control processing module.
Preferably, the system also comprises a log module and a timing module, wherein the log module and the timing module are both connected with the main control processing module.
The automatic closed-loop test method for the electric telecontrol terminal device comprises the following steps:
s1: the main control processing module issues a test instruction to the automatic test module, and the automatic test module tests power precision, remote signaling faults and communication faults to generate test data;
s2: the data feedback module preprocesses the test data, and transmits the test data to the feedback comparison module for matching and comparison to obtain a comparison result;
s3: the feedback comparison module feeds back the comparison result to the main control processing module, and the main control processing module can adjust the test action of the automatic test module according to the comparison result.
Preferably, in step S2, the data feedback module preprocesses the test data of the quaternion registration algorithm.
The invention has the beneficial effects that: based on intelligent substation, intelligent secondary equipment, the data communication characteristic of power dispatching data network, according to the operation demand of electric power telemechanical terminal device, can pass through data feedback module, after handling the test result of automatic test module, match the contrast by feedback contrast module to the data, obtain the difference place between data and the data of prestoring, return main control processing module department after comparing the contrast result with the data of prestoring again, main control module adjusts the test cycle duration and the cycle interval of automatic test module according to the comparison result, thereby when realizing automatic closed-loop test function, can also practice thrift manpower resources effectively and consume, guarantee the operation security of electric power telemechanical terminal device, improve efficiency of software testing.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic diagram of an automated closed-loop test system for an electric telecontrol terminal device;
fig. 2 is a flowchart of an automated closed-loop testing method for an electric telecontrol terminal device.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
As shown in fig. 1, the automatic closed-loop test system for the electric telecontrol terminal device includes the following components:
the automatic test module: the automatic test module is used for carrying out automatic test action on the electric power telecontrol terminal device and generating test data;
a data feedback module: the device is used for receiving the test data, preprocessing the test data and transmitting the preprocessed test data to the feedback comparison module;
the main control processing module: the system is used for issuing control commands to all modules in the system and receiving test data;
a feedback comparison module: the test data is used for comparing the test data transmitted to the main control processing module with prestored data;
a data storage module: the device is used for recording and storing the pre-stored data;
a detection period control module: sending a periodic test starting signal to an automatic test module;
the automatic testing module, the feedback comparison module, the data storage module and the detection period control module are all connected with the main control processing module, and the data feedback module is connected with the automatic testing module and the feedback comparison module.
The system comprises a main control processing module, a period adjusting module and a period adjusting module, wherein the period adjusting module is connected with the main control processing module and used for adjusting the detection time length and the detection frequency of the automatic testing module.
After the automatic testing module detects the operation data of the electric power telecontrol terminal device, the data are transmitted into the data feedback module for preprocessing, the data are transmitted into the feedback comparison module for matching and comparison, after the difference between the data and the pre-stored data is obtained, the comparison result and the pre-stored data are compared and then returned to the main control processing module, the main control module controls the period adjusting module to adjust the detection time length and the detection frequency of the automatic testing module according to the comparison result, the detection period control module sends a period testing starting signal to the automatic testing module according to the adjustment data, and the testing period time length and the period interval of the automatic testing module are adjusted.
Specifically, the period adjusting module adjusts the detection time length and the detection frequency of the automatic testing module by establishing a period control model, wherein the period control model is as follows:
wherein the content of the first and second substances,
respectively representing an electric telecontrol terminal device and a bus set; vi、θiRespectively representing the voltage and phase angle, P, of the bus ig、QgRespectively showing the active detection time length and the detection frequency of the g-th electric telecontrol terminal device, wherein x is a control variable and y is a state variable.
Specifically, the data feedback module further comprises a signal introduction module, a preprocessing module and a signal matching module, the automatic test module, the signal introduction module, the preprocessing module, the signal matching module and the feedback comparison module are sequentially connected, the signal introduction module is used for introducing automatic test data into the preprocessing module for processing, and the signal matching module is used for matching the preprocessed data with comparison items in the feedback comparison module.
When the preprocessing module processes the detection data, a Harris angular point extraction algorithm is adopted to extract data characteristics, then an ICP algorithm is adopted to carry out noise extraction on the data characteristics, and the detection data after impurity removal and filtration are obtained.
Specifically, the automatic testing module comprises a power precision testing module, a remote signaling fault testing module and a communication fault testing module, and the power precision testing module, the remote signaling fault testing module and the communication fault testing module are all connected with the master control processing module.
The power accuracy test module is used for detecting voltage information and current information, and the voltage information includes: voltage amplitude, voltage angle, voltage frequency and voltage type, the current information includes: current amplitude, current angle, current frequency, and current type; the remote signaling fault testing module is used for detecting the jitter state of an auxiliary point of the circuit breaker, the resistance of a remote signaling loop, the signal attenuation frequency, the electromagnetic interference degree and the jitter removal time.
Specifically, the system further comprises a log module and a timing module, wherein the log module and the timing module are both connected with the main control processing module.
As shown in fig. 2, the method for automatically testing the closed loop of the power telecontrol terminal device comprises the following steps:
s1: the main control processing module issues a test instruction to the automatic test module, and the automatic test module tests power precision, remote signaling faults and communication faults to generate test data;
s2: the data feedback module preprocesses the test data, and transmits the test data to the feedback comparison module for matching and comparison to obtain a comparison result;
s3: the feedback comparison module feeds back the comparison result to the main control processing module, and the main control processing module can adjust the test action of the automatic test module according to the comparison result.
Specifically, in step S2, the data feedback module preprocesses the test data of the quaternion registration algorithm.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (8)
1. The automatic closed-loop test system of the electric power telecontrol terminal device is characterized by comprising the following contents:
the automatic test module: the automatic test module is used for carrying out automatic test action on the electric power telecontrol terminal device and generating test data;
a data feedback module: the device is used for receiving the test data, preprocessing the test data and transmitting the preprocessed test data to the feedback comparison module;
the main control processing module: the system is used for issuing control commands to all modules in the system and receiving test data;
a feedback comparison module: the test data is used for comparing the test data transmitted to the main control processing module with prestored data;
a data storage module: the device is used for recording and storing the pre-stored data;
a detection period control module: sending a periodic test starting signal to an automatic test module;
the automatic testing module, the feedback comparison module, the data storage module and the detection period control module are all connected with the main control processing module, and the data feedback module is connected with the automatic testing module and the feedback comparison module.
2. The system according to claim 1, further comprising a period adjustment module, wherein the period adjustment module is connected to the main control processing module, and the period adjustment module is configured to adjust a detection duration and a detection frequency of the automatic testing module.
3. The system according to claim 2, wherein the period adjusting module adjusts the detection duration and the detection frequency of the automatic testing module by establishing a period control model, the period control model being:
wherein the content of the first and second substances,
respectively representing an electric telecontrol terminal device and a bus set; vi、θiRespectively representing the voltage and phase angle, P, of the bus ig、QgRespectively showing the active detection time length and the detection frequency of the g-th electric telecontrol terminal device, wherein x is a control variable and y is a state variable.
4. The automatic closed-loop test system of the electric power telecontrol terminal device according to claim 1, characterized in that the data feedback module further comprises a signal import module, a preprocessing module and a signal matching module, the automatic test module, the signal import module, the preprocessing module, the signal matching module and the feedback comparison module are sequentially connected, the signal import module is used for importing the automatic test data into the preprocessing module for processing, and the signal matching module is used for matching the preprocessed data with the comparison items in the feedback comparison module.
5. The automatic closed-loop test system of the electric power telecontrol terminal device according to claim 1, characterized in that the automatic test module comprises an electric power precision test module, a remote signaling fault test module and a communication fault test module, and the electric power precision test module, the remote signaling fault test module and the communication fault test module are all connected with the main control processing module.
6. The automatic closed-loop test system of the electric power telecontrol terminal device according to claim 1, further comprising a log module and a timing module, wherein the log module and the timing module are both connected with the main control processing module.
7. An automatic closed-loop test method for an electric telecontrol terminal device, which is characterized by comprising the automatic closed-loop test system for the electric telecontrol terminal device as claimed in claims 1-6, and comprising the following steps:
s1: the main control processing module issues a test instruction to the automatic test module, and the automatic test module tests power precision, remote signaling faults and communication faults to generate test data;
s2: the data feedback module preprocesses the test data, and transmits the test data to the feedback comparison module for matching and comparison to obtain a comparison result;
s3: the feedback comparison module feeds back the comparison result to the main control processing module, and the main control processing module can adjust the test action of the automatic test module according to the comparison result.
8. The method for automated closed-loop testing of electric power telecontrol terminal device according to claim 7, characterized in that in step S2, the data feedback module preprocesses the quaternion registration algorithm test data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111528008.1A CN114264903B (en) | 2021-12-14 | 2021-12-14 | Automatic closed loop test system of electric power telecontrol terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111528008.1A CN114264903B (en) | 2021-12-14 | 2021-12-14 | Automatic closed loop test system of electric power telecontrol terminal device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114264903A true CN114264903A (en) | 2022-04-01 |
| CN114264903B CN114264903B (en) | 2023-07-04 |
Family
ID=80827031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111528008.1A Active CN114264903B (en) | 2021-12-14 | 2021-12-14 | Automatic closed loop test system of electric power telecontrol terminal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114264903B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4849702A (en) * | 1983-08-01 | 1989-07-18 | Schlumberger Techologies, Inc. | Test period generator for automatic test equipment |
| KR20110035732A (en) * | 2009-09-30 | 2011-04-06 | 한국전력공사 | Electric power distribution system and test method of apparatus for stabilizing electric power system |
| CN102487337A (en) * | 2010-12-01 | 2012-06-06 | 西安光谷通信技术有限公司 | Power telemechanical tester |
| CN202837476U (en) * | 2012-06-06 | 2013-03-27 | 江苏盛华电气有限公司 | Electric power capacitor overvoltage period test equipment |
| CN103412208A (en) * | 2013-07-15 | 2013-11-27 | 国家电网公司 | Intelligent substation electric telecontrol device closed loop test method |
| CN104375038A (en) * | 2014-11-21 | 2015-02-25 | 国家电网公司 | Extensible closed-loop synchronous power distribution automation terminal detection platform and method |
| CN206209000U (en) * | 2016-07-15 | 2017-05-31 | 珠海格力电器股份有限公司 | A kind of detection means of the ptc heater of air-conditioning |
| CN106771762A (en) * | 2016-12-30 | 2017-05-31 | 国网天津市电力公司 | The distribution terminal closed loop detecting system and method with secondary injection are transmitted based on simulation |
| CN107402332A (en) * | 2016-05-20 | 2017-11-28 | 中国电力科学研究院 | A kind of Intelligent power distribution terminal multi-epitope automatic checkout system and its detection method |
| CN107656193A (en) * | 2017-11-15 | 2018-02-02 | 李勇 | The networking test system and control method of a kind of distribution terminal automatic detection |
| CN109521308A (en) * | 2019-01-02 | 2019-03-26 | 北京太格时代自动化系统设备有限公司 | Power remote terminal installation automatic closed loop test system |
| CN111505416A (en) * | 2020-04-26 | 2020-08-07 | 伟宸科技（武汉）有限公司 | Comprehensive automatic test system for transformer substation |
| CN112114122A (en) * | 2020-09-04 | 2020-12-22 | 昆明学院 | Characterization method of viscoelastic mechanical property of rubber material |
| CN112396339A (en) * | 2020-11-30 | 2021-02-23 | 广东电网有限责任公司 | Power distribution automation terminal on-site closed-loop test method and test device |
-
2021
- 2021-12-14 CN CN202111528008.1A patent/CN114264903B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4849702A (en) * | 1983-08-01 | 1989-07-18 | Schlumberger Techologies, Inc. | Test period generator for automatic test equipment |
| KR20110035732A (en) * | 2009-09-30 | 2011-04-06 | 한국전력공사 | Electric power distribution system and test method of apparatus for stabilizing electric power system |
| CN102487337A (en) * | 2010-12-01 | 2012-06-06 | 西安光谷通信技术有限公司 | Power telemechanical tester |
| CN202837476U (en) * | 2012-06-06 | 2013-03-27 | 江苏盛华电气有限公司 | Electric power capacitor overvoltage period test equipment |
| CN103412208A (en) * | 2013-07-15 | 2013-11-27 | 国家电网公司 | Intelligent substation electric telecontrol device closed loop test method |
| CN104375038A (en) * | 2014-11-21 | 2015-02-25 | 国家电网公司 | Extensible closed-loop synchronous power distribution automation terminal detection platform and method |
| CN107402332A (en) * | 2016-05-20 | 2017-11-28 | 中国电力科学研究院 | A kind of Intelligent power distribution terminal multi-epitope automatic checkout system and its detection method |
| CN206209000U (en) * | 2016-07-15 | 2017-05-31 | 珠海格力电器股份有限公司 | A kind of detection means of the ptc heater of air-conditioning |
| CN106771762A (en) * | 2016-12-30 | 2017-05-31 | 国网天津市电力公司 | The distribution terminal closed loop detecting system and method with secondary injection are transmitted based on simulation |
| CN107656193A (en) * | 2017-11-15 | 2018-02-02 | 李勇 | The networking test system and control method of a kind of distribution terminal automatic detection |
| CN109521308A (en) * | 2019-01-02 | 2019-03-26 | 北京太格时代自动化系统设备有限公司 | Power remote terminal installation automatic closed loop test system |
| CN111505416A (en) * | 2020-04-26 | 2020-08-07 | 伟宸科技（武汉）有限公司 | Comprehensive automatic test system for transformer substation |
| CN112114122A (en) * | 2020-09-04 | 2020-12-22 | 昆明学院 | Characterization method of viscoelastic mechanical property of rubber material |
| CN112396339A (en) * | 2020-11-30 | 2021-02-23 | 广东电网有限责任公司 | Power distribution automation terminal on-site closed-loop test method and test device |
Non-Patent Citations (1)
| Title |
|---|
| 王荔芳: "基于MATLAB /SPS 的电力系统短路故障仿真与分析", 《昆明学院学报》, vol. 34, no. 6, pages 84 - 87 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114264903B (en) | 2023-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10355523B2 (en) | Power distribution terminal capable of determining fault type and determination method thereof | |
| CN105588978B (en) | A kind of detection of generated energy acquisition data intelligence and processing method based on Beidou satellite communication technology | |
| CN103378605A (en) | System and method for setting up, commissioning and operating a wind power plant | |
| CN108521129A (en) | Micro-capacitance sensor off-load method, apparatus, system and storage medium | |
| CN115833402A (en) | Artificial intelligence network command management and issuing system based on power dispatching | |
| CN111900805A (en) | Topology identification system and method | |
| CN106961110B (en) | Automatic voltage control method and system for power system | |
| EP2765679B1 (en) | Intelligent electrical power network device | |
| CN114264903A (en) | Automatic closed-loop test system for electric power telecontrol terminal device | |
| CN110380453B (en) | Pumped storage power station AGC whole-plant and branch-plant automatic switching and control method | |
| CN209541668U (en) | A kind of isolation switch station acquisition equipment based on image recognition | |
| CN110474895B (en) | Full type self-adaptation debugging support pipe system of distribution automation | |
| US11239659B2 (en) | Microgrid autosynchronizing using remote recloser inputs and outputs | |
| CN111682646A (en) | Electronic equipment communication system and method | |
| CN207676478U (en) | A kind of digital and analogue signals conveyer system | |
| CN114825609B (en) | Low-voltage intelligent circuit breaker based on carrier signal attenuation and topology identification method thereof | |
| CN109931868A (en) | A kind of isolation switch station acquisition device based on image recognition | |
| US11592494B1 (en) | Fuzzer test system for applications in electric power systems | |
| CN112260408B (en) | Intelligent substation control system and method | |
| CN113300470B (en) | Data interaction system and method for dispatching automation master station and simulation substation | |
| CN116742796A (en) | Method and system for interaction of main station and sub station of intelligent substation configuration management and control system | |
| CN110890758B (en) | Distributed photovoltaic power station power factor control module, method and control system | |
| CN212412767U (en) | Medium-voltage distribution network electric energy quality control system | |
| US11146102B2 (en) | Method and control center arrangement for the control of an electrical energy transmission grid, and computer program product | |
| CN201697965U (en) | Intelligent electricity meter using power lines for carrier communication |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |