CN201935963U - Fixed series compensation control protecting test system based on simulation system - Google Patents
Fixed series compensation control protecting test system based on simulation system Download PDFInfo
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- CN201935963U CN201935963U CN2010201042687U CN201020104268U CN201935963U CN 201935963 U CN201935963 U CN 201935963U CN 2010201042687 U CN2010201042687 U CN 2010201042687U CN 201020104268 U CN201020104268 U CN 201020104268U CN 201935963 U CN201935963 U CN 201935963U
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Abstract
The utility model relates to a fixed series compensation control protecting test system based on a simulation system. Real-time digital simulation equipment is used for providing analog quantity and digital quantity required by a series compensation control protection device and a line protection device; line voltage, current and other analog quantity signals provided for the line protection device are amplified by a power amplifier and are transmitted to the line protection device; the digital quantity required by the line protection device is directly provided by the digital simulation equipment; the analog quantity required by series compensation is amplified by the power amplifier and then is converted by a platform data acquisition module into an optical signal which is transmitted to a series compensation control protecting device; for the digital quantity required by the series compensation, empty nodes are converted into a level signal by the power amplifier; the level signal is transmitted to the series compensation control protection device; and a switch control signal is directly transmitted to the real-time digital simulation equipment by the series compensation control protection device to form a closed loop test system. The series compensation control protecting test system can assess various protection logics and fixed values for the fixed series compensation more comprehensively and really, assess the coordinated action characteristic between the fixed series compensation control protection device and the line protection device under various faults and make up the defects in the assessment means of a secondary system during the fixed series compensation debugging.
Description
Technical field
The utility model is a kind of fixed series compensation control protection test system based on analogue system; particularly a kind of fixed series compensation control protection test system based on the real-timedigital simulation system belongs to the renovation technique based on the fixed series compensation control protection test system of analogue system.
Background technology
Research technique to fixed series compensation control protective device is single at present, mainly is to test in the mode of open loop by dynamic model experiment and testing tool, can not system examine fixed series compensation to control the function and the dynamic perfromance of protection system all sidedly.For example; test method in the past can not be simulated the volt-ampere characteristic of one of critical elements MOV in the fixed series compensation primary system; can not correctly reflect the dynamic perfromance that string is mended after the fault; can not examine the sequence of movement between each protection under the physical fault, can not test the coordination characteristic that fixed series compensation is controlled between protective device and the line protective devices.
The utility model content
The purpose of this utility model is to consider the problems referred to above and provides the fixed series compensation based on analogue system that a kind of energy is comprehensive, the system endurance fixed series compensation is controlled protection system function and dynamic perfromance to control the protection test system.The utility model can single examination fixed series compensation a certain function, also can examine the dynamic perfromance of fixed series compensation control protection system under the physical fault situation, can remedy at present deficiency to fixed series compensation control protection system means of testing.
The technical solution of the utility model is: the utility model is based on the fixed series compensation control protection test system of analogue system; it includes real-timedigital simulation equipment; power amplifier; line protective devices; the series compensation platform data acquisition module; string is mended the control protective device; wherein real-timedigital simulation equipment provides string to mend control protective device and required analog quantity and the digital quantity of line protective devices; offer the line voltage distribution of line protective devices; analog signalses such as electric current are delivered to line protective devices after power amplifier amplifies; the required digital quantity of line protective devices is directly supplied with by real-timedigital simulation equipment; the required analog quantity of string benefit is converted to optical signal transmission by the platform data acquisition module and controls protective device to going here and there to mend after power amplifier amplifies; the required digital quantity of string benefit is converted to level signal through power amplifier with empty node and delivers to string benefit control protective device, and string benefit control protective device is directly delivered to real-timedigital simulation equipment formation closed loop test system with switch controlling signal.
Above-mentioned string is mended the control protective device and is powered by DC power cabinet.
Above-mentioned real-timedigital simulation equipment is Real Time Digital Simulator RTDS.
Thereby the utility model is owing to adopt the fixed series compensation control protective device that the real-time emulation system connection is actual, the structure that line protective devices are tested the function and the dynamic perfromance of fixed series compensation; can examine the function and the dynamic perfromance of fixed series compensation under near the condition of electric system practical operation situation, be a kind of fixed series compensation electrical secondary system test method based on the reliable and practical advanced person of RTDS.The utility model is that a kind of design is ingenious, function admirable, the convenient and practical fixed series compensation control protection test system based on analogue system.
Description of drawings
Fig. 1 is a theory diagram of the present utility model.
Embodiment
Embodiment:
Theory diagram of the present utility model as shown in Figure 1; the utility model is based on the fixed series compensation control protection test system of analogue system; it includes real-timedigital simulation equipment 1; power amplifier 2; line protective devices 3; series compensation platform data acquisition module 4; string is mended control protective device 5; wherein real-timedigital simulation equipment 1 provides string to mend control protective device and required analog quantity and the digital quantity of line protective devices; offer the line voltage distribution of line protective devices 3; analog signalses such as electric current are delivered to line protective devices 3 after power amplifier 2 amplifies; line protective devices 3 required digital quantities are directly supplied with by real-timedigital simulation equipment 1; the required analog quantity of string benefit is converted to optical signal transmission by platform data acquisition module 4 and controls protective device 5 to going here and there to mend after power amplifier 2 amplifies; the required digital quantity of string benefit is converted to level signal through power amplifier 2 with empty node and delivers to string benefit control protective device 5, and string benefit control protective device 5 is directly delivered to real-timedigital simulation equipment 1 formation closed loop test system with switch controlling signal.
In the present embodiment, above-mentioned string is mended control protective device 5 by DC power cabinet 6 power supplies.Above-mentioned real-timedigital simulation equipment 1 is Real Time Digital Simulator RTDS.
The utility model to the function of fixed series compensation control protection system and the method that dynamic perfromance is tested, includes following steps based on real-time emulation system:
1), makes up the primary system model of fixed series compensation based on RTDS according to the research report of the fixed series compensation of being tested;
2) real-time emulation system is connected actual fixed series compensation control protective device, line protective devices, power amplifier and fixed series compensation platform data harvester etc. and form closed loop test system;
3) by more applying various faults under the condition near the electric system practical operation situation, every defencive function of examination fixed series compensation and the dynamic perfromance after the fault, the coordination characteristic between examination fixed series compensation control protective device and the line protective devices.
Above-mentioned method of building fixed series compensation primary system model based on RTDS comprise with after the existing models treated in the RTDS component library respectively as each element such as the by-pass knife switch of fixed series compensation, bypass breaker, isolation switch, ground connection disconnecting link, MOV element, capacitor element, damping circuits, the concrete structure of mending according to this time string in the fixed series compensation research report makes up the model of fixed series compensation primary system.
The disposal route of above-mentioned MOV element is: mend the structure of MOV and the V﹠amp of MOV according to string; The I design characteristics, every group of MOV adopts a TCSC model among the RTDS to simulate, wherein each TCSC model only keeps MOV branch, and all the other branches, as by-pass switch, gap, damping circuit, capacitor branch and TCR controllable branch path all be arranged to often pay wages road or the very big branch road of impedance.
The V﹠amp of above-mentioned MOV; I design characteristics analogy method is: the V﹠amp of the MOV that provides according to producer; I family curve data file forms matched curve based on the self-built model of RTDS, with required relevant parameter in the TCSC model that obtains RTDS.Following diagram.
The disposal route of above-mentioned capacitor group is: according to the actual series parallel structure that the capacitor group is provided in the research report, build the model of capacitor group based on RTDS.For capacitor unbalance protection function after the detailed examination capacitor element fault, need in RTDS, the capacitor group is simulated in detail to smallest element device degree.
The above-mentioned closed loop test system of building based on RTDS comprises real-timedigital simulation device (RTDS), power amplifier, fixed series compensation platform data harvester, fixed series compensation control protective device, line protective devices and DC power cabinet.Wherein the real-timedigital simulation device offers line protective devices and fixed series compensation control protective device after analog quantity and digital quantity are amplified directly or by power amplifier; line protective devices and fixed series compensation control protective device are delivered to the real-timedigital simulation device with the digital quantity of gauge tap again, have formed closed loop test system.
Thereby the utility model is owing to adopt the fixed series compensation control protective device that the real-time emulation system connection is actual, the method that line protective devices are tested the function and the dynamic perfromance of fixed series compensation; can examine the function and the dynamic perfromance of fixed series compensation under near the condition of electric system practical operation situation, be a kind of fixed series compensation electrical secondary system test method based on the reliable and practical advanced person of RTDS.
Claims (3)
1. the fixed series compensation based on analogue system is controlled the protection test system; it is characterized in that including real-timedigital simulation equipment (1); power amplifier (2); line protective devices (3); series compensation platform data acquisition module (4); string is mended control protective device (5); wherein real-timedigital simulation equipment (1) provides string to mend control protective device and required analog quantity and the digital quantity of line protective devices; offer the line voltage distribution of line protective devices (3); analog signalses such as electric current are delivered to line protective devices (3) after power amplifier (2) amplifies; the required digital quantity of line protective devices (3) is directly supplied with by real-timedigital simulation equipment (1); the required analog quantity of string benefit is converted to optical signal transmission by platform data acquisition module (4) and controls protective device (5) to going here and there to mend after power amplifier (2) amplifies; the required digital quantity of string benefit is converted to level signal through power amplifier (2) with empty node and delivers to string benefit control protective device (5), and string benefit control protective device (5) is directly delivered to real-timedigital simulation equipment (1) formation closed loop test system with switch controlling signal.
2. the fixed series compensation control protection test system based on analogue system according to claim 1 is characterized in that above-mentioned string mends control protective device (5) and powered by DC power cabinet (6).
3. the fixed series compensation control protection test system based on analogue system according to claim 1 is characterized in that above-mentioned real-timedigital simulation equipment (1) is Real Time Digital Simulator RTDS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201042687U CN201935963U (en) | 2010-01-26 | 2010-01-26 | Fixed series compensation control protecting test system based on simulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201042687U CN201935963U (en) | 2010-01-26 | 2010-01-26 | Fixed series compensation control protecting test system based on simulation system |
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| Publication Number | Publication Date |
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| CN201935963U true CN201935963U (en) | 2011-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010201042687U Expired - Lifetime CN201935963U (en) | 2010-01-26 | 2010-01-26 | Fixed series compensation control protecting test system based on simulation system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103809052A (en) * | 2012-11-14 | 2014-05-21 | 中国广东核电集团有限公司 | Dynamic simulation experiment system for supergrid power transmission line protection and charged function test method |
| WO2015042774A1 (en) * | 2013-09-24 | 2015-04-02 | 国家电网公司 | Series compensation protection apparatus and method thereof |
| CN105242138A (en) * | 2015-10-08 | 2016-01-13 | 南京南瑞继保电气有限公司 | Testing apparatus and method for fixed series compensation protection |
| CN105785186A (en) * | 2016-03-28 | 2016-07-20 | 北京锐创新智科技有限公司 | Series compensated protection test system, method and device of power transmission lines |
| CN105866572A (en) * | 2016-03-28 | 2016-08-17 | 华北电力科学研究院有限责任公司 | System for automatically generating series capacitor compensation protection action and working method thereof |
-
2010
- 2010-01-26 CN CN2010201042687U patent/CN201935963U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103809052A (en) * | 2012-11-14 | 2014-05-21 | 中国广东核电集团有限公司 | Dynamic simulation experiment system for supergrid power transmission line protection and charged function test method |
| CN103809052B (en) * | 2012-11-14 | 2019-01-29 | 中国广核集团有限公司 | Supergrid line protection moving die experiment system, electrification function test method |
| WO2015042774A1 (en) * | 2013-09-24 | 2015-04-02 | 国家电网公司 | Series compensation protection apparatus and method thereof |
| CN105242138A (en) * | 2015-10-08 | 2016-01-13 | 南京南瑞继保电气有限公司 | Testing apparatus and method for fixed series compensation protection |
| CN105785186A (en) * | 2016-03-28 | 2016-07-20 | 北京锐创新智科技有限公司 | Series compensated protection test system, method and device of power transmission lines |
| CN105866572A (en) * | 2016-03-28 | 2016-08-17 | 华北电力科学研究院有限责任公司 | System for automatically generating series capacitor compensation protection action and working method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110817 |
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| CX01 | Expiry of patent term |