CN102591211A - Synchronous simulation control system - Google Patents
Synchronous simulation control system Download PDFInfo
- Publication number
- CN102591211A CN102591211A CN2012100471320A CN201210047132A CN102591211A CN 102591211 A CN102591211 A CN 102591211A CN 2012100471320 A CN2012100471320 A CN 2012100471320A CN 201210047132 A CN201210047132 A CN 201210047132A CN 102591211 A CN102591211 A CN 102591211A
- Authority
- CN
- China
- Prior art keywords
- synchronous
- test
- control
- module
- signal
- 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
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a synchronous simulation control system. The system consists of a synchronous test control center (1) and multiple synchronous phase control simulation devices (2); and the system controls signals of output steady-state three-phase AC (alternating current), voltage, frequency, phase angle and the like of the multiple synchronous phase control simulation devices (2) through the synchronous test control center (1) so as to realize detection of the steady-state measurement precision of a WAMS (wide-area measurement system) and test of the system communication protocol. Through the invention, the problem of unavailable equipment for detecting the measurement precision and the dynamic monitoring analysis function of the WAMS is solved, accurate and reliable dynamic data is provided for a power system, and firm foundation is laid for the stable system control of a large-area power grid. The synchronous simulation control system disclosed by the invention is suitable for the detection of the WAMS.
Description
Technical field
The present invention relates to a kind of synchronization simulation control system, belong to the power system measuring technical field.
Background technology
Based on the The Wide Area Power real-time dynamic monitoring system (WAMS) of phasor measuring set PMU,, be an important step of intelligent grid development as the important composition at the basis and the intelligent scheduling center of intelligent transmission operation management system.The Wide Area Power real-time dynamic monitoring system (WAMS) has all been installed comprehensively by each province of the whole nation at present; Owing to lack corresponding detecting system; Measuring accuracy and the dynamic monitoring analytic function not strictly process check of WAMS system in actual motion up to now causes the WAMS system in operational process, not bring into play its real effect.
Summary of the invention
The objective of the invention is, in order to solve the on-the-spot detection problem of The Wide Area Power real-time dynamic monitoring system (WAMS), the present invention discloses a kind of synchronization simulation control system.
Technical scheme of the present invention is that synchronization simulation control system of the present invention is made up of a synchronism detection control center and the synchronous phased simulator of Duo Tai; Signals such as the output stable state three-phase alternating current of synchronization simulation control system of the present invention through many synchronous phased simulators of synchronism detection control center control, voltage, frequency, phase angle are realized detection, the test of system communication stipulations to the steady state measurement precision of The Wide Area Power real-time dynamic monitoring system (WAMS).The detection content of steady state measurement precision comprises: drift inspection, alternating current, the test of voltage magnitude measuring error, the test of alternating voltage electric current phase angle error, frequency error test, voltage, the unbalanced test of current amplitude etc.The test of system communication stipulations comprises message format test, data transmit-receive test.
Synchronous phased simulator is a kind of clock standard source device, and this equipment can be in the time of agreement, with the three-phase ac signal of GPS pulse per second (PPS) synchronous triggering for generating certain frequency, phase place, amplitude or other fault waveform signals, like oscillating signal etc.
Synchronous phased simulator is made up of control module, synchronous digital frequency signal source, power source module, wireless communication module, memory module, GPS module, man-machine interface and output interface.Control module is the nucleus module of synchronous phased simulator, and the function that this module is mainly used between each module of cooperative control device is implemented, and realizes Long-distance Control, the clock synchronization output function of synchronous phased simulator.Control module is through man-machine interface or wireless communication module acceptance test instruction, and according to the UTC clock that requirement and the GPS module of test instruction provides, control synchronous digital signal frequency source is exported the synchronous ac signal quantity; The synchronous digital signal frequency source is after receiving control signal; Read the amplitude of each sampled point of AC signal of storing in the storer; Form discrete a-c cycle signal; Through D/A digital and analogue signals conversion output simulation small-signal, obtain the markers of GPS module UTC clock output simultaneously as simulating signal; To simulate small-signal power input source module then and carry out the signal amplification, finally realize synchronous three-phase alternating current simulating signal output.
Synchronism detection control center hardware is made up of reference clock module, wireless communication module, synchronism detection control module and I/O interface.Synchronism detection control center accomplishes the Control on Communication to synchronous phased simulator, realizes the formulation to the synchronous phased simulator testing scheme of strange land multinode, the assigning of test instruction, and normal data and test result are obtained and Error Calculation etc.In practical application, can select a synchronous phased simulator after configuration control center application program as synchronism detection control center, with the complexity and the testing cost of reduction total system.Synchronism detection control center accomplishes with wireless mode with synchronous phased simulator and communicates by letter, and adoptable pattern is chosen as GSM, CDMA or 3G, initiates communication handshake by synchronism detection control center.
Synchronism detection control center is according to testing scheme; Assign many synchronous phased simulators of instruction control and export various step signals; The system burst incident is advanced to equate in simulation system generation voltage jump, current break, frequency discontinuity, merit angle, realizes the dynamic monitoring Function detection of WAMS system.
The three-phase alternating current simulate signal value of each test point different time section calculates according to testing scheme in synchronism detection control center, and is issued to synchronous phased simulator, and the state of simulation electrical network actual motion realizes that WAMS system dynamics analytic function detects.
Through the communication data exchange of synchronism detection control center and many synchronous phased simulators, can detect data transmission time-delay and the accurate consistance of WAMS system clock under the WAMS actual operating mode.
The beneficial effect of the present invention and prior art comparison is; Can solve the measuring accuracy of detection The Wide Area Power real-time dynamic monitoring system (WAMS) and the difficult problem that the dynamic monitoring analytic function lacks equipment through this invention; Be that electric system provides accurately, reliable dynamic data, for solid foundation is set up in the system stability control of big regional power grid.
The present invention is applicable to the detection of The Wide Area Power real-time dynamic monitoring system (WAMS).
Description of drawings
Fig. 1 is a synchronization simulation control system synoptic diagram of the present invention;
Fig. 2 is synchronous phased simulator structured flowchart;
Fig. 3 is a synchronism detection control center structured flowchart;
Picture in picture number expression: the 1st, synchronism detection control center; The 2nd, synchronous phased simulator; The 3rd, radio communication.
Embodiment
The specific embodiment of the invention is as shown in Figure 1.
Set up synchronism detection control center, and synchronous phased simulator is set,, make up the synchronization simulation control system through wireless network by the test point of selecting.After each synchronous phased simulator and tested locking phase measurement mechanism PMU wiring completion; Obtain the IP address of synchronism detection control center through manual type; And to synchronism detection control center transmission connection request; Synchronism detection control center is receiving this information, and the affirmation Intra-request Concurrency send the numbering of uniqueness to give this synchronous phased device, sets up point-to-point connection link.After all devices that take one's test had all added the synchronization simulation control system, synchronism detection control center can carry out initial testing to total system, globality, validity, the reliability of checking synchronization simulation control system.Basic communication protocol adopts ICP/IP protocol, and application layer protocol is according to having respective change in the transmission.
Set up unified system time standard:
(1) communication delay calculates.After the synchronization simulation control system make up to be accomplished, control center sent broadcasting command, requires each synchronous phased device after receiving order, uploads the UTC clock of test point, the UTC clock calculation control center that uploads according to each point and the communication delay of each test point.
(2) gps clock accuracy test.Control center sends broadcasting command; Require information that each synchronous phased device uploads band UTC clock at identical time point to control center, arrival control center is the actual clock value of each test point after deducting the communication delay of each point the time, thereby obtains the time clock correction of each test point; According to WAMS systems technology standard; Can judge the clock accuracy of each test point GPS device,, need to change the GPS device if clock accuracy does not meet the demands.
According to the testing scheme of formulating, calculate each point synchronism detection data.
The dynamic property of carrying out The Wide Area Power real-time dynamic monitoring system (WAMS) detects, and needs the actual operating mode of simulation electrical network because each power circuit actual parameter is inconsistent, each the time discontinuity surface each test point the simulate signal parameter also have nothing in common with each other.In order to obtain these parameters; Need carry out modeling analysis to the test electrical network; And through RTDS the test electric network model is carried out l-G simulation test, to every each test point of content measurement simulation calculation each the time discontinuity surface signal parameter, reach the effect of simulation electrical network practical operation situation.
Claims (5)
1. a synchronization simulation control system is characterized in that, said system is made up of a synchronism detection control center and the synchronous phased simulator of Duo Tai; Signals such as the output stable state three-phase alternating current of said system through many synchronous phased simulators of synchronism detection control center control, voltage, frequency, phase angle are realized detection, the test of system communication stipulations to the steady state measurement precision of The Wide Area Power real-time dynamic monitoring system (WAMS); The detection content of said steady state measurement precision comprises: drift inspection, alternating current, the test of voltage magnitude measuring error, the test of alternating voltage electric current phase angle error, frequency error test, voltage, the unbalanced test of current amplitude etc.; Said system communication stipulations test comprises message format test, data transmit-receive test.
2. synchronization simulation control system according to claim 1; It is characterized in that; Said synchronism detection control center accomplishes the Control on Communication to synchronous phased simulator; Realization is to the formulation of the synchronous phased simulator testing scheme of strange land multinode, the assigning of test instruction, and normal data and test result are obtained and Error Calculation.
3. synchronization simulation control system according to claim 1; It is characterized in that; Said synchronism detection control center accomplishes with wireless mode with synchronous phased simulator and communicate by letter, and adoptable pattern is chosen as GSM, CDMA or 3G, by synchronism detection control center initiation communication handshake.
4. synchronization simulation control system according to claim 1; It is characterized in that; Said synchronism detection control center is according to testing scheme; Assign many synchronous phased simulators of instruction control and export various step signals, the system burst incident is advanced to equate in simulation system generation voltage jump, current break, frequency discontinuity, merit angle, realizes the dynamic monitoring Function detection of WAMS system.
5. synchronization simulation control system according to claim 1; It is characterized in that said synchronous phased simulator is made up of control module, synchronous digital frequency signal source, power source module, wireless communication module, memory module, GPS module, man-machine interface and output interface; Said control module is the nucleus module of said synchronous phased simulator, and the function that this module is mainly used between each module of cooperative control device is implemented, and realizes Long-distance Control, the clock synchronization output function of synchronous phased simulator; Said control module is through man-machine interface or wireless communication module acceptance test instruction, and according to the UTC clock that requirement and the GPS module of test instruction provides, control synchronous digital signal frequency source is exported the synchronous ac signal quantity; The synchronous digital signal frequency source is after receiving control signal; Read the amplitude of each sampled point of AC signal of storing in the storer; Form discrete a-c cycle signal; Through D/A digital and analogue signals conversion output simulation small-signal, obtain the markers of GPS module UTC clock output simultaneously as simulating signal; To simulate small-signal power input source module then and carry out the signal amplification, finally realize synchronous three-phase alternating current simulating signal output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210047132.0A CN102591211B (en) | 2012-02-28 | 2012-02-28 | Synchronous simulation control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210047132.0A CN102591211B (en) | 2012-02-28 | 2012-02-28 | Synchronous simulation control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102591211A true CN102591211A (en) | 2012-07-18 |
| CN102591211B CN102591211B (en) | 2015-03-25 |
Family
ID=46480046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210047132.0A Active CN102591211B (en) | 2012-02-28 | 2012-02-28 | Synchronous simulation control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102591211B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163499A (en) * | 2013-03-01 | 2013-06-19 | 江西省电力科学研究院 | Synchronous phasor measuring unit (PMU) detecting device |
| CN103823200A (en) * | 2014-03-06 | 2014-05-28 | 国家电网公司 | Method for detecting distributed PMU |
| CN111668932A (en) * | 2020-06-11 | 2020-09-15 | 国网山东省电力公司电力科学研究院 | Laboratory synchronous testing system and method for transformer substation total-station PMU device |
| CN112346438A (en) * | 2020-11-09 | 2021-02-09 | 南方电网科学研究院有限责任公司 | Distributed synchronous testing device and method of stability control device |
| CN116027360A (en) * | 2023-03-22 | 2023-04-28 | 南京博网软件科技有限公司 | Beidou broadband interference resistant identification system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1904623A (en) * | 2005-07-25 | 2007-01-31 | 华东电力试验研究院 | Performance test method of synchronous phasor measuring device and test system |
| CN2906632Y (en) * | 2005-11-16 | 2007-05-30 | 上海南瑞实业有限公司 | Portable dynamic PMU performance tester |
| CN101068081A (en) * | 2007-05-09 | 2007-11-07 | 南京南瑞继保电气有限公司 | Electricity net safety stable controlling system testing method |
| US20090088990A1 (en) * | 2007-09-30 | 2009-04-02 | Schweitzer Iii Edmund O | Synchronized phasor processor for a power system |
| CN101629995A (en) * | 2009-08-10 | 2010-01-20 | 华中电网有限公司 | Detection method of phasor measurement unit PMU |
| US20100185336A1 (en) * | 2006-07-19 | 2010-07-22 | Rovnyak Steven M | Integrated and optimized distributed generation and interconnect system controller |
-
2012
- 2012-02-28 CN CN201210047132.0A patent/CN102591211B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1904623A (en) * | 2005-07-25 | 2007-01-31 | 华东电力试验研究院 | Performance test method of synchronous phasor measuring device and test system |
| CN2906632Y (en) * | 2005-11-16 | 2007-05-30 | 上海南瑞实业有限公司 | Portable dynamic PMU performance tester |
| US20100185336A1 (en) * | 2006-07-19 | 2010-07-22 | Rovnyak Steven M | Integrated and optimized distributed generation and interconnect system controller |
| CN101068081A (en) * | 2007-05-09 | 2007-11-07 | 南京南瑞继保电气有限公司 | Electricity net safety stable controlling system testing method |
| US20090088990A1 (en) * | 2007-09-30 | 2009-04-02 | Schweitzer Iii Edmund O | Synchronized phasor processor for a power system |
| CN101629995A (en) * | 2009-08-10 | 2010-01-20 | 华中电网有限公司 | Detection method of phasor measurement unit PMU |
Non-Patent Citations (1)
| Title |
|---|
| 张晓莉等: "同步相量测量装置的测试与评估", 《电力科学与技术学报》, vol. 26, no. 2, 30 June 2011 (2011-06-30) * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163499A (en) * | 2013-03-01 | 2013-06-19 | 江西省电力科学研究院 | Synchronous phasor measuring unit (PMU) detecting device |
| CN103823200A (en) * | 2014-03-06 | 2014-05-28 | 国家电网公司 | Method for detecting distributed PMU |
| CN111668932A (en) * | 2020-06-11 | 2020-09-15 | 国网山东省电力公司电力科学研究院 | Laboratory synchronous testing system and method for transformer substation total-station PMU device |
| CN112346438A (en) * | 2020-11-09 | 2021-02-09 | 南方电网科学研究院有限责任公司 | Distributed synchronous testing device and method of stability control device |
| CN116027360A (en) * | 2023-03-22 | 2023-04-28 | 南京博网软件科技有限公司 | Beidou broadband interference resistant identification system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102591211B (en) | 2015-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Song et al. | Smart sensors and standard-based interoperability in smart grids | |
| CN102590675B (en) | Multi-node synchronous simulation testing method | |
| CN103105550B (en) | A kind of intelligent relay protection device detection method and system | |
| CN102012494B (en) | Transformer calibrator and calibration method thereof | |
| CN103487695B (en) | Based on the checkout gear of analog input merge cells | |
| CN106771762A (en) | The distribution terminal closed loop detecting system and method with secondary injection are transmitted based on simulation | |
| CN103792508A (en) | Error test system and method for digitized metering device | |
| Aghamolki et al. | A hardware-in-the-loop SCADA testbed | |
| CN102608450A (en) | Testing and verifying system appropriate for intelligent transformer substation and verifying method | |
| CN102591211B (en) | Synchronous simulation control system | |
| CN105572616B (en) | A kind of quiet dynamic test system of phasor measurement unit PMU based on high-precision calibration device | |
| CN105159282A (en) | Process level simulation system and closed-loop testing method of intelligent transformer substation measuring and control device | |
| CN202384838U (en) | Secondary system real-time simulation testing platform for total station of intelligent transformer substation | |
| CN103885438A (en) | Automatic test system and method for transformer substation measurement and control device | |
| CN106443562A (en) | Networked online inspection system for electric energy metering devices | |
| CN104198977A (en) | Accuracy detection method based on average power error for analog input combining unit | |
| CN201876538U (en) | Transformer calibrator | |
| CN103823200A (en) | Method for detecting distributed PMU | |
| CN109212459A (en) | It is a kind of for carrying out the method and system of whole inspection to DC mutual inductor verification instrument | |
| CN204256149U (en) | A kind of Performance Test System of merge cells tester | |
| CN103901389A (en) | Verifying device and method of analog electric signal electric energy meter, analog electronic signal electric energy meter and digital signal electric energy meter | |
| CN106054000B (en) | It is spaced combining unit power-factor angle consistency on-site test system and test method | |
| CN104502877A (en) | Automatic detection system and method of synchronous phasor measurement device | |
| CN203433064U (en) | Detecting device based on analog quantity input combining unit | |
| CN103676623A (en) | Time scale unified dynamic reactive power generating device response time detecting method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Effective date: 20121210 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20121210 Address after: 330009 No. 88 min Qiang Road, private science and Technology Park, Jiangxi, Nanchang Applicant after: Jiangxi Electric Power Science Academy Applicant after: State Grid Corporation of China Address before: 330009 No. 88 min Qiang Road, private science and Technology Park, Jiangxi, Nanchang Applicant before: Jiangxi Electric Power Science Academy |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180628 Address after: 330096 No. 88, min Qiang Road, private science and Technology Park, Nanchang, Jiangxi Co-patentee after: State Grid Corporation of China Patentee after: Power Science Research Institute of Jiangxi Electric Power Co., Ltd. Address before: 330009 No. 88, min Qiang Road, private science and Technology Park, Nanchang, Jiangxi Co-patentee before: State Grid Corporation of China Patentee before: Jiangxi Electric Power Science Academy |
|
| TR01 | Transfer of patent right |