CN203276020U - MMC flexible direct-current control device test system based on RTDS (real time digital simulator) - Google Patents
MMC flexible direct-current control device test system based on RTDS (real time digital simulator) Download PDFInfo
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Abstract
The utility model relates to an MMC flexible direct-current control device test system based on an RTDS (real time digital simulator). The test system comprises a real-time simulation work station (16) where an MMC flexible direct-current system model is established, a RTDS PB5 processing board card (17), a real-time digital simulator GTFPGA processing board card (18), an analog quantity output board card (19), a digital quantity output board card (20), a digital quantity input board card (21), an MMC flexible direct-current valve level control device (22), an MMC flexible direct-current station level control device (23) and an MMC flexible direct-current system level control device (24). The test system in the utility model is flexible, accurate and efficient in test, the test method is easy to operate, convenient, practical and flexible.
Description
Technical field
The utility model is a kind of system that modular multilevel (MMC) flexible direct current control device is carried out closed test, particularly a kind of based on the RTDS(Real Time Digital Simulator) MMC flexible direct current control device is carried out the system and method for real-time digital closed test, belong to the renovation technique that MMC flexible direct current control device carries out the system and method for closed test.
Background technology
Modular multilevel (MMC) Technology of HVDC based Voltage Source Converter is one of outer high-power electric and electronic research field Focal point and difficult point of Present Domestic.It adopts controlled turn-off type power electronic devices, both can realize the independent control of active power and reactive power, can power to passive system again.When trend was reversed, DC current direction counter-rotating and DC voltage polarity is constant, and need not communication between transverter was conducive to consist of the multi-terminal HVDC transmission in parallel system that load disturbance easily has again higher reliability, has broad application prospects.
But the MMC Technology of HVDC based Voltage Source Converter still lacks in the world to be built and operating experience, and especially as the control device of MMC flexible direct current nucleus equipment, its performance will directly affect the stable operation of whole MMC flexible direct current security of system.But due to MMC flexible direct current submodule more (generally over tens), in l-G simulation test, needed control and semaphore are very large, therefore, up to now, both at home and abroad, detecting that the realistic model of MMC flexible direct current control system and emulation platform there is no can reference, to how to test detects MMC flexible direct current control device and lacks effective means and method.The tradition dynamic simulation test only can adopt the way of simplifying submodule quantity, MMC flexible direct current control device is carried out the peripheral test of the aspects such as electromagnetic compatibility, anti-interference and communication, but can't effectively detect correct, the reliability of control strategy and logic.
Summary of the invention
The purpose of this utility model be to consider the problems referred to above and provide a kind of and test flexibly, accurate and effective, can carry out the polytype test MMC flexible direct current control device is carried out the MMC flexible direct current control device pilot system based on RTDS of closed test.The utility model is simple, convenient and practical, can carry out closed test to MMC flexible direct current control device.
the technical solution of the utility model is: the MMC flexible direct current control device pilot system based on RTDS of the present utility model, include the real-time simulation workstation of setting up MMC flexible direct current system model, RTDS Real Time Digital Simulator PB5 processes integrated circuit board, Real Time Digital Simulator GTFPGA processes integrated circuit board, analog output card, digital output card, digital input card, MMC flexible direct current valve level control device, MMC flexible direct current station level control device, the system-level control device of MMC flexible direct current, wherein real-time simulation workstation and RTDS Real Time Digital Simulator PB5 disposable plates link and connect, RTDS Real Time Digital Simulator PB5 processing integrated circuit board and RTDS Real Time Digital Simulator GTFPGA disposable plates link and connect, RTDS Real Time Digital Simulator PB5 disposable plates cartoon is crossed analog output card with associated voltage, current signal passes out to MMC flexible direct current station level control device, RTDS Real Time Digital Simulator PB5 disposable plates cartoon is crossed digital output card circuit-breaker status is passed out to MMC flexible direct current station level control device, MMC flexible direct current station level control device passes out to RTDS Real Time Digital Simulator PB5 by digital input card with the isolating switch order and processes integrated circuit board, RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board and is connected with MMC flexible direct current valve level control device, RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board with the submodule capacitance voltage, the brachium pontis electric current is given MMC flexible direct current valve level control device by international AURORA agreement, MMC flexible direct current valve level control device is given RTDS Real Time Digital Simulator GTFPGA with the submodule trigger pulse and is processed integrated circuit board, MMC flexible direct current valve level control device is connected with MMC flexible direct current station level control device, MMC flexible direct current station level control device is connected with the system-level control device of MMC flexible direct current.
Above-mentioned RTDS Real Time Digital Simulator PB5 processes integrated circuit board and gives RTDS Real Time Digital Simulator GTFPGA processing integrated circuit board with valve group parameter, and RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board valve group state is back to RTDS Real Time Digital Simulator PB5 processing integrated circuit board.
Above-mentioned RTDS Real Time Digital Simulator PB5 disposable plates cartoon is crossed digital output card the combined floodgate of isolating switch or gate-dividing state is passed out to MMC flexible direct current station level control device.
Above-mentioned MMC flexible direct current station level control device passes out to RTDS Real Time Digital Simulator PB5 by digital input card with the combined floodgate of isolating switch or separating brake order and processes integrated circuit board.
Above-mentioned MMC flexible direct current valve level control device is given RTDS Real Time Digital Simulator GTFPGA with the submodule trigger pulse by international AURORA agreement and is processed integrated circuit board.
Above-mentioned MMC flexible direct current valve level control device is given MMC flexible direct current station level control device with submodule conducting number, and MMC flexible direct current station level control device is back to MMC flexible direct current valve level control device with the submodule running status.
Above-mentioned MMC flexible direct current station level control device is back to the system-level control device of MMC flexible direct current with the current conversion station running status, and the system-level control device of MMC flexible direct current is given MMC flexible direct current station level control device with system's operating instruction.
Above-mentioned MMC flexible direct current system includes the first current conversion station, the second current conversion station and DC line, is connected by DC line between the first current conversion station and the second current conversion station; Above-mentioned the first current conversion station and the second current conversion station comprise respectively AC system, main circuit breaker, bypass breaker, starting resistance, transformer, stake resistance and 6 brachium pontis; Above-mentioned AC system, main circuit breaker, starting resistance, transformer are connected in series, bypass breaker and starting resistance are connected in parallel, in above-mentioned 6 brachium pontis, every 2 brachium pontis series connection is a phase, total three-phase, be connected in parallel between every phase, then be connected in series with transformer, above-mentioned stake resistance and DC line are connected in parallel and ground connection;
Above-mentioned each brachium pontis comprises respectively brachium pontis reactance and valve group, and above-mentioned each valve group comprises several submodules, and each submodule comprises submodule electric capacity and 2 IGBT); Above-mentioned brachium pontis reactance and valve group are connected in series.In above-mentioned valve group, wherein 1 IGBT is connected with the submodule capacitances in series, then is connected in parallel with another 1 IGBT.
MMC flexible direct current control device pilot system based on RTDS of the present utility model is to utilize the RTDS Real Time Digital Simulator MMC flexible direct current control device to be carried out the system of closed test, and this pilot system also has reference function to the MMC flexible direct current control device of different electric pressures, different submodule quantity, different system structure.Of the present utility model to MMC flexible direct current control device carry out closed test based on the test of the MMC flexible direct current control device pilot system of RTDS flexibly, accurate and effective, can carry out the polytypes tests such as MMC flexible direct current control device function and dynamic property.It is simple to operate, convenient and practical that the utility model carries out closed test to MMC flexible direct current control device.
Description of drawings
Fig. 1 is the structural representation of the utility model MMC flexible direct current system;
Fig. 2 is the structural representation of the utility model MMC flexible direct current system the first current conversion station;
Fig. 3 is the structural representation of the utility model MMC flexible direct current system the second current conversion station;
Fig. 4 is the structural representation of the utility model MMC flexible direct current submodule;
Fig. 5 is that the utility model is based on the MMC flexible direct current control device closed loop test system schematic diagram of RTDS.
Embodiment
Embodiment
the utility model based on the MMC flexible direct current control device closed loop test system schematic diagram of RTDS as shown in Figure 5, MMC flexible direct current control device pilot system based on RTDS of the present utility model, it includes the real-time simulation workstation 16 of setting up MMC flexible direct current system model, RTDS Real Time Digital Simulator PB5 processes integrated circuit board 17, Real Time Digital Simulator GTFPGA processes integrated circuit board 18, analog output card 19, digital output card 20, digital input card 21, MMC flexible direct current valve level control device 22, MMC flexible direct current station level control device 23, the system-level control device 24 of MMC flexible direct current, wherein real-time simulation workstation 16 is connected with RTDS Real Time Digital Simulator PB5 processing integrated circuit board 17, RTDS Real Time Digital Simulator PB5 processes integrated circuit board 17 and is connected with RTDS Real Time Digital Simulator GTFPGA processing integrated circuit board 18, RTDS Real Time Digital Simulator PB5 processes integrated circuit board 17 and gives RTDS Real Time Digital Simulator GTFPGA processing integrated circuit board 18 with valve group parameter, RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board 18 valve group state is back to RTDS Real Time Digital Simulator PB5 processing integrated circuit board 17.
Above-mentioned RTDS Real Time Digital Simulator PB5 processes integrated circuit board 17 and by analog output card 19, associated voltage, current signal is passed out to MMC flexible direct current station level control device 23, RTDS Real Time Digital Simulator PB5 processes integrated circuit board 17 and by digital output card 20, the combined floodgate of isolating switch or gate-dividing state is passed out to MMC flexible direct current station level control device 23, and MMC flexible direct current station level control device 23 passes out to RTDS Real Time Digital Simulator PB5 by digital input card 21 with the combined floodgate of isolating switch or separating brake order and processes integrated circuit board 17.
Above-mentioned RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board 18 and is connected with MMC flexible direct current valve level control device 22, RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board 18 and gives MMC flexible direct current valve level control device 22 with submodule capacitance voltage, brachium pontis electric current by international AURORA agreement, and MMC flexible direct current valve level control device 22 is given RTDS Real Time Digital Simulator GTFPGA with the submodule trigger pulse by international AURORA agreement and processed integrated circuit board 18.
Above-mentioned MMC flexible direct current valve level control device 22 is connected with MMC flexible direct current station level control device 23, MMC flexible direct current valve level control device 22 is given MMC flexible direct current station level control device 23 with submodule conducting number, and MMC flexible direct current station level control device 23 is back to MMC flexible direct current valve level control device 22 with the submodule running status.
Above-mentioned MMC flexible direct current station level control device 23 is connected with the system-level control device 24 of MMC flexible direct current, MMC flexible direct current station level control device 23 is back to the system-level control device 24 of MMC flexible direct current with the current conversion station running status, and the system-level control device 24 of MMC flexible direct current is given MMC flexible direct current station level control device 23 with system's operating instruction.
In the present embodiment, set up MMC flexible direct current system Real-Time Model on above-mentioned real-time simulation workstation 16.
In the present embodiment, above-mentioned MMC flexible direct current system includes between the first current conversion station 1, the second current conversion station 2 and DC line 3, the first current conversion stations 1 and the second current conversion station 2 and is connected by DC line 3; Above-mentioned the first current conversion station 1 and the second current conversion station 2 comprise respectively AC system 4, main circuit breaker 5, bypass breaker 6, starting resistance 7, transformer 8, stake resistance 11 and 6 brachium pontis 12; Above-mentioned AC system 4, main circuit breaker 5, starting resistance 7, transformer 8 are connected in series, and bypass breaker 6 and starting resistance 7 are connected in parallel.In above-mentioned 6 brachium pontis 12, every 2 brachium pontis, 12 series connection are a phase, and total three-phase is connected in parallel between every phase, then is connected in series with transformer 8.Above-mentioned stake resistance 11 is connected in parallel and ground connection with DC line 3.
Above-mentioned each brachium pontis 12 comprises respectively brachium pontis reactance 10 and valve group 13, and above-mentioned each valve group 13 comprises several submodules, and each submodule comprises submodule electric capacity 14 and 2 IGBT15; Above-mentioned brachium pontis reactance 10 and valve group 13 are connected in series.In above-mentioned valve group 13, wherein 1 IGBT and submodule electric capacity 14 are connected in series, then are connected in parallel with another 1 IGBT.
Above-mentioned AC system 4, main circuit breaker 5, bypass breaker 6, starting resistance 7, transformer 8, stake resistance 11, DC line 3 realistic models are processed integrated circuit board 17 by RTDS Real Time Digital Simulator PB5 and are calculated in real time; The realistic model of above-mentioned valve group 13, brachium pontis reactance 10 is processed integrated circuit board 18 by RTDS Real Time Digital Simulator GTFPGA and is calculated in real time; Above-mentioned RTDS Real Time Digital Simulator PB5 processes integrated circuit board 17 and gives the valve group parameter that RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board 18 and comprise valve group submodule number, brachium pontis reactance value, submodule capacitance, and RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board 18 and is back to running status, brachium pontis total voltage, the submodule capacitance voltage that valve group state that RTDS Real Time Digital Simulator PB5 processes integrated circuit board 17 comprises each submodule input, bypass or locking; Above-mentioned RTDS Real Time Digital Simulator PB5 processes voltage, the current signal that integrated circuit board 17 passes out to MMC flexible direct current station level control device 23 and comprises transformer voltage on line side electric current, voltage on valve side electric current, brachium pontis electric current, direct current positive bus voltage, direct current negative busbar voltage, DC current; Above-mentioned RTDS Real Time Digital Simulator PB5 processes combined floodgate or the gate-dividing state that integrated circuit board passes out to the isolating switch of MMC flexible direct current station level control device 23 and comprises main circuit breaker state and bypass breaker state; Combined floodgate or separating brake order that MMC flexible direct current station level control device 23 passes out to the isolating switch of RTDS Real Time Digital Simulator PB5 processing integrated circuit board 17 comprise main circuit breaker order and bypass breaker order; The submodule running status that above-mentioned MMC flexible direct current station level control device 23 is back to MMC flexible direct current valve level control device 22 is input, bypass or blocking; The current conversion station running status that above-mentioned MMC flexible direct current station level control device 23 is back to the system-level control device 24 of MMC flexible direct current comprises the active power value, reactive power value, magnitude of voltage, current value, frequency values at this station etc., and system's operating instruction that the system-level control device 24 of MMC flexible direct current is given MMC flexible direct current station level control device 23 comprises active power, reactive power, voltage, frequency, starts, stops.
In the present embodiment, above-mentioned each valve group 13 generally comprises tens to a hundreds of submodule.
In the present embodiment, IGBT15 is insulated gate bipolar transistor.
In the present embodiment, the realistic model of above-mentioned AC system 4, main circuit breaker 5, bypass breaker 6, starting resistance 7, transformer 8, stake resistance 11, DC line 3 is processed integrated circuit board 17 by RTDS Real Time Digital Simulator PB5 and is calculated in real time.
In the present embodiment, the realistic model of above-mentioned valve group 13, brachium pontis reactance 10 is processed integrated circuit board 18 by RTDS Real Time Digital Simulator GTFPGA and is calculated in real time.
In the present embodiment, above-mentioned RTDS Real Time Digital Simulator PB5 processes integrated circuit board 17 and comprises valve group submodule number, brachium pontis reactance value, submodule capacitance etc. to the valve group parameter of giving RTDS Real Time Digital Simulator GTFPGA and process integrated circuit board 18, and RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board 18 and is back to valve group state that RTDS Real Time Digital Simulator PB5 processes integrated circuit board 17 and comprises input, bypass or the locking running status of each submodule and brachium pontis total voltage, submodule capacitance voltage etc.
In the present embodiment, above-mentioned RTDS Real Time Digital Simulator PB5 processes voltage, the current signal that integrated circuit board 17 passes out to MMC flexible direct current station level control device 23 and comprises transformer voltage on line side electric current, voltage on valve side electric current, brachium pontis electric current, direct current positive bus voltage, direct current negative busbar voltage, DC current etc.
In the present embodiment, above-mentioned RTDS Real Time Digital Simulator PB5 processes combined floodgate or the gate-dividing state that integrated circuit board passes out to the isolating switch of MMC flexible direct current station level control device 23 and comprises main circuit breaker state and bypass breaker state.Combined floodgate or separating brake order that MMC flexible direct current station level control device 23 passes out to the isolating switch of RTDS Real Time Digital Simulator PB5 processing integrated circuit board 17 comprise main circuit breaker order and bypass breaker order.
In the present embodiment, the submodule running status that above-mentioned MMC flexible direct current station level control device 23 is back to MMC flexible direct current valve level control device 22 is input, bypass or blocking.
In the present embodiment, the current conversion station running status that above-mentioned MMC flexible direct current station level control device 23 is back to the system-level control device 24 of MMC flexible direct current comprises the active power value, reactive power value, magnitude of voltage, current value, frequency values at this station etc., and system's operating instruction that the system-level control device 24 of MMC flexible direct current is given MMC flexible direct current station level control device 23 comprises active power, reactive power, voltage, frequency, starts, stops etc.
MMC flexible direct current control device test method based on RTDS of the present utility model comprises the steps:
1) set up MMC flexible direct current system Real-Time Model on real-time simulation workstation 16.
2) real-time simulation workstation 16 being processed integrated circuit board 17 with RTDS Real Time Digital Simulator PB5 is connected.
3) RTDS Real Time Digital Simulator PB5 being processed integrated circuit board 17 is connected with RTDS Real Time Digital Simulator GTFPGA processing integrated circuit board 18, RTDS Real Time Digital Simulator PB5 processes integrated circuit board 17 and gives RTDS Real Time Digital Simulator GTFPGA processing integrated circuit board 18 with valve group parameters such as valve group submodule number, brachium pontis reactance value, submodule capacitances, and RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board 18 the valve group states such as submodule running status, brachium pontis total voltage, submodule capacitance voltage are back to RTDS Real Time Digital Simulator PB5 processing integrated circuit board 17.
4) by analog output card 19, RTDS Real Time Digital Simulator PB5 is processed the signals such as transformer voltage on line side electric current in integrated circuit board 17, voltage on valve side electric current, brachium pontis electric current, direct current positive bus voltage, direct current negative busbar voltage, DC current and pass out to MMC flexible direct current station level control device 23.
5) by digital output card 20, RTDS Real Time Digital Simulator PB5 is processed main circuit breaker state in integrated circuit board 17 and bypass breaker state pass out to MMC flexible direct current station level control device 23.
6) by digital input card 21, the main circuit breaker order in MMC flexible direct current station level control device 23 and bypass breaker order are passed out to RTDS Real Time Digital Simulator PB5 process integrated circuit board 17.
7) RTDS Real Time Digital Simulator GTFPGA processing integrated circuit board 18 is connected with MMC flexible direct current valve level control device 22, RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board 18 and gives MMC flexible direct current valve level control device 22 with submodule capacitance voltage, brachium pontis electric current by international AURORA agreement, and MMC flexible direct current valve level control device 22 is given RTDS Real Time Digital Simulator GTFPGA with the submodule trigger pulse by international AURORA agreement and processed integrated circuit board 18.
8) MMC flexible direct current valve level control device 22 is connected with MMC flexible direct current station level control device 23, MMC flexible direct current valve level control device 22 is given MMC flexible direct current station level control device 23 with submodule conducting number, and MMC flexible direct current station level control device 23 is back to MMC flexible direct current valve level control device 22 with input, bypass or the locking running status of submodule.
9) MMC flexible direct current station level control device 23 is connected with the system-level control device 24 of MMC flexible direct current, MMC flexible direct current station level control device 23 is back to the system-level control device 24 of MMC flexible direct current with current conversion station running statuses such as active power value, reactive power value, magnitude of voltage, current value, frequency values, the system-level control device 24 of MMC flexible direct current with active power, reactive power, voltage, frequency, system's operating instruction such as start, stop and giving MMC flexible direct current station level control device 23.
Claims (10)
1. MMC flexible direct current control device pilot system based on RTDS, it is characterized in that including the real-time simulation workstation (16) of setting up MMC flexible direct current system model, RTDS Real Time Digital Simulator PB5 processes integrated circuit board (17), Real Time Digital Simulator GTFPGA processes integrated circuit board (18), analog output card (19), digital output card (20), digital input card (21), MMC flexible direct current valve level control device (22), MMC flexible direct current station level control device (23), the system-level control device of MMC flexible direct current (24), wherein real-time simulation workstation (16) is connected with RTDS Real Time Digital Simulator PB5 processing integrated circuit board (17), RTDS Real Time Digital Simulator PB5 processes integrated circuit board (17) and is connected with RTDS Real Time Digital Simulator GTFPGA processing integrated circuit board (18), RTDS Real Time Digital Simulator PB5 processes integrated circuit board (17) and passes through analog output card (19) with associated voltage, current signal passes out to MMC flexible direct current station level control device (23), RTDS Real Time Digital Simulator PB5 processes integrated circuit board (17) and by digital output card (20), circuit-breaker status is passed out to MMC flexible direct current station level control device (23), MMC flexible direct current station level control device (23) passes out to RTDS Real Time Digital Simulator PB5 by digital input card (21) with the isolating switch order and processes integrated circuit board (17), RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board (18) and is connected with MMC flexible direct current valve level control device (22), RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board (18) with the submodule capacitance voltage, the brachium pontis electric current is given MMC flexible direct current valve level control device (22) by international AURORA agreement, MMC flexible direct current valve level control device (22) is given RTDS Real Time Digital Simulator GTFPGA with the submodule trigger pulse and is processed integrated circuit board (18), MMC flexible direct current valve level control device (22) is connected with MMC flexible direct current station level control device (23), MMC flexible direct current station level control device (23) is connected with the system-level control device of MMC flexible direct current (24).
2. the MMC flexible direct current control device pilot system based on RTDS according to claim 1, it is characterized in that above-mentioned RTDS Real Time Digital Simulator PB5 processes integrated circuit board (17) and gives RTDS Real Time Digital Simulator GTFPGA processing integrated circuit board (18) with valve group parameter, RTDS Real Time Digital Simulator GTFPGA processes integrated circuit board (18) valve group state is back to RTDS Real Time Digital Simulator PB5 processing integrated circuit board (17).
3. the MMC flexible direct current control device pilot system based on RTDS according to claim 1 is characterized in that above-mentioned RTDS Real Time Digital Simulator PB5 processes integrated circuit board (17) and by digital output card (20), combined floodgate or the gate-dividing state of isolating switch passed out to MMC flexible direct current station level control device (23).
4. the MMC flexible direct current control device pilot system based on RTDS according to claim 1 is characterized in that above-mentioned MMC flexible direct current station level control device (23) passes out to RTDS Real Time Digital Simulator PB5 by digital input card (21) with the combined floodgate of isolating switch or separating brake order and processes integrated circuit board (17).
5. the MMC flexible direct current control device pilot system based on RTDS according to claim 1 is characterized in that above-mentioned MMC flexible direct current valve level control device (22) gives RTDS Real Time Digital Simulator GTFPGA with the submodule trigger pulse by international AURORA agreement and process integrated circuit board (18).
6. base according to claim 1 is based on the MMC flexible direct current control device pilot system of RTDS, it is characterized in that above-mentioned MMC flexible direct current valve level control device (22) gives MMC flexible direct current station level control device (23) with submodule conducting number, MMC flexible direct current station level control device (23) is back to MMC flexible direct current valve level control device (22) with the submodule running status.
7. the MMC flexible direct current control device pilot system based on RTDS according to claim 1, it is characterized in that above-mentioned MMC flexible direct current station level control device (23) is back to the system-level control device of MMC flexible direct current (24) with the current conversion station running status, the system-level control device of MMC flexible direct current (24) is given MMC flexible direct current station level control device (23) with system's operating instruction.
8. the described MMC flexible direct current control device pilot system based on RTDS of according to claim 1 to 7 any one, it is characterized in that above-mentioned MMC flexible direct current system includes the first current conversion station (1), the second current conversion station (2) and DC line (3), be connected by DC line (3) between the first current conversion station (1) and the second current conversion station (2).
9. the MMC flexible direct current control device pilot system based on RTDS according to claim 8, it is characterized in that above-mentioned the first current conversion station (1) and the second current conversion station (2) comprise respectively AC system (4), main circuit breaker (5), bypass breaker (6), starting resistance (7), transformer (8), stake resistance (11) and 6 brachium pontis (12), AC system (4), main circuit breaker (5), starting resistance (7), transformer (8) is connected in series, bypass breaker (6) and starting resistance (7) are connected in parallel, in above-mentioned 6 brachium pontis (12), every 2 brachium pontis (12) series connection is a phase, total three-phase, be connected in parallel between every phase, again and transformer (8) be connected in series, above-mentioned stake resistance (11) is connected in parallel and ground connection with DC line (3).
10. the MMC flexible direct current control device pilot system based on RTDS according to claim 9, it is characterized in that above-mentioned each brachium pontis (12) comprises respectively brachium pontis reactance (10) and valve group (13), above-mentioned each valve group (13) comprises several submodules, each submodule comprises submodule electric capacity (14) and 2 IGBT(15), above-mentioned brachium pontis reactance (10) and valve group (13) are connected in series, in above-mentioned valve group (13), wherein 1 IGBT and submodule electric capacity (14) are connected in series, then are connected in parallel with another 1 IGBT.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103268117A (en) * | 2013-04-25 | 2013-08-28 | 中国南方电网有限责任公司电网技术研究中心 | MMC flexible direct-current control device testing system and method based on RTDS |
| CN108663946A (en) * | 2017-03-31 | 2018-10-16 | 南方电网科学研究院有限责任公司 | Test method and system for control protection device in multi-terminal hybrid direct-current power transmission |
| CN110687824A (en) * | 2019-09-10 | 2020-01-14 | 国电南瑞科技股份有限公司 | Closed-loop real-time simulation system and method for chain type multi-level converter system |
| CN111426910A (en) * | 2020-04-03 | 2020-07-17 | 南京南瑞继保电气有限公司 | Testing system and testing method for flexible direct current transmission converter station |
-
2013
- 2013-04-25 CN CN 201320215834 patent/CN203276020U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103268117A (en) * | 2013-04-25 | 2013-08-28 | 中国南方电网有限责任公司电网技术研究中心 | MMC flexible direct-current control device testing system and method based on RTDS |
| CN103268117B (en) * | 2013-04-25 | 2015-02-11 | 中国南方电网有限责任公司电网技术研究中心 | MMC flexible direct-current control device testing system and method based on RTDS |
| CN108663946A (en) * | 2017-03-31 | 2018-10-16 | 南方电网科学研究院有限责任公司 | Test method and system for control protection device in multi-terminal hybrid direct-current power transmission |
| CN110687824A (en) * | 2019-09-10 | 2020-01-14 | 国电南瑞科技股份有限公司 | Closed-loop real-time simulation system and method for chain type multi-level converter system |
| CN110687824B (en) * | 2019-09-10 | 2023-11-21 | 国电南瑞科技股份有限公司 | Closed loop real-time simulation system and method for chained multi-level converter system |
| CN111426910A (en) * | 2020-04-03 | 2020-07-17 | 南京南瑞继保电气有限公司 | Testing system and testing method for flexible direct current transmission converter station |
| CN111426910B (en) * | 2020-04-03 | 2022-06-28 | 南京南瑞继保电气有限公司 | Test system and test method for flexible direct-current transmission converter station |
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