CN203745807U - Testing system for control and protection functions of same-tower double-circuit engineering - Google Patents
Testing system for control and protection functions of same-tower double-circuit engineering Download PDFInfo
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- CN203745807U CN203745807U CN201320758795.3U CN201320758795U CN203745807U CN 203745807 U CN203745807 U CN 203745807U CN 201320758795 U CN201320758795 U CN 201320758795U CN 203745807 U CN203745807 U CN 203745807U
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- 238000004088 simulation Methods 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims description 22
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 230000003750 conditioning effect Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model provides a testing system for control and protection functions of same-tower double-circuit engineering. The testing system includes a real-time simulation working station, an RTDS (Real Time Digital Simulator), a DC control protection device and a VBE device. The real-time simulation working station is connected with the RTDS. The RTDS transmits current and voltage signals to the DC control protection device and VBE device through an analog quantity output board card and a power amplifier. The RTDS transmits commutation tap-position-changing signals and circuit and disconnecting link signals to the DC control protection device through a digital quantity output board card. The DC control protection device transmits valve triggering pulses and circuit breaker and disconnecting link switching instructions to the RTDS through a digital quantity input board card. A electrode current control protection device transmits valve triggering pulses to the VBE device and then the valve triggering pulses are sent to the RTDS through the digital quantity input board card after being processed by the VBE device. The testing system provided by the utility model can test all functions of the same-tower double-circuit engineering comprehensively.
Description
Technical field
The utility model is that a kind of common-tower double-return DC engineering is controlled defencive function test macro; be to control for common-tower double-return DC transmission engineering the system that function and defencive function carry out real-time digital closed cycle simulation test, belong to DC transmission engineering and control the improvement technology that protection system is carried out real-time closed-loop test.
Background technology
Common-tower double-return DC control and protection system is the key equipment of common-tower double-return DC engineering, and correct, the complete safety and stability to the reliability service of common-tower double-return DC engineering and whole electrical network of its function has great importance.But; common-tower double-return DC engineering at home so that the world all there is pioneering meaning; it controls protection system also more pioneering function; as double back control function of power, grounding electrode electric current are controlled function etc.; for these functions of full test, DC control defencive function test macro cannot meet the demands in the past.
Summary of the invention
The purpose of this utility model is to provide a kind of can control the common-tower double-return DC engineering control defencive function test macro of protecting various functions by full test common-tower double-return DC engineering.
The technical solution of the utility model is: common-tower double-return DC engineering of the present utility model is controlled defencive function test macro, include the real-time simulation workstation of setting up common-tower double-return direct current Real-Time Model, realistic model is carried out to the RTDS Real Time Digital Simulator calculating in real time, analog output card, power amplifier, DC control protective device, VBE device, digital output card, digital input card, wherein real-time simulation workstation is connected with RTDS Real Time Digital Simulator, RTDS Real Time Digital Simulator respectively with analog output card, digital output card, digital input card connects, analog output card respectively with power amplifier, DC control protective device, VBE device connects, DC control protective device, VBE device also with power amplifier, digital output card, digital input card connects.
The utility model is the system that a kind of RTDS of utilization Real Time Digital Simulator carries out real-time digital closed loop test to common-tower double-return DC control protective device; convenient and practical; the utility model energy full test common-tower double-return DC engineering is controlled protection various functions; be the real-time closed-loop test system with on-the-spot working control protective device, the utility model is applicable to the real-time simulation test of the various functions of control protective unit of common-tower double-return DC transmission engineering.
Accompanying drawing explanation
Fig. 1 is the utility model common-tower double-return direct current realistic model structural representation;
Fig. 2 is the structural representation of the real-time pilot system of the utility model common-tower double-return DC engineering control protective unit system closed loop test.
Embodiment
Embodiment
The structural representation of the utility model common-tower double-return DC engineering control defencive function test macro as shown in Figure 2, common-tower double-return DC engineering of the present utility model is controlled defencive function test macro, include the real-time simulation workstation 6 of setting up common-tower double-return direct current Real-Time Model, realistic model is carried out to the RTDS Real Time Digital Simulator 7 calculating in real time, analog output card 8, power amplifier 9, DC control protective device 10, VBE device 11, digital output card 12, digital input card 13, wherein real-time simulation workstation 6 is connected with RTDS Real Time Digital Simulator 7, RTDS Real Time Digital Simulator 7 passes out to DC control protective device 10 and VBE device 11 by analog output card 8 and power amplifier 9 by electric current and voltage signal, and RTDS Real Time Digital Simulator 7 becomes gear signal by digital output card 12 by the change of current, isolating switch and disconnecting link signal are delivered to DC control protective device 10, 10 of DC control protective devices pass through digital input card 13 by valve trigger pulse, isolating switch, dividing of disconnecting link, close instruction and deliver to RTDS Real Time Digital Simulator 7, wherein there is a utmost point DC control protective device 10 that valve trigger pulse is delivered to VBE device 11, after processing, VBE device 11 delivers to RTDS Real Time Digital Simulator 7 by digital input card 13.
Above-mentioned DC control protective device 10 is and the on all four DC control protective device in scene.
Above-mentioned VBE device 11 is on-the-spot VBE devices of simplifying version.
In the present embodiment, on above-mentioned real-time simulation workstation 6, set up common-tower double-return direct current realistic model.Above-mentioned common-tower double-return direct current realistic model schematic diagram as shown in Figure 1, comprises common-tower double-return four utmost point DC line, the change of current change of rectification side and transverter, the change of current change of inversion side and transverter etc.Common-tower double-return four polar curve roads are with returning homonymy, and polarity arranged crosswise, presses respectively utmost point access converting plant and Inverter Station, and each current conversion station all has 4 change of current changes and set of converters, 4 groups of DC filter, 2 DC fields and some groups of alternating current filters.
In the present embodiment, on above-mentioned real-time simulation workstation 6, set up the Real-Time Model of 2 Rack, each Rack comprises the realistic models such as the change of current change of 4 utmost points and converter valve group, two equivalent power supplys of conventional DC fields, alternating current filter, DC filter and electric system.
In above-mentioned realistic model, need to set up common-tower double-return 4 utmost point DC line models, then DC line model be accessed respectively to 2 Rack models.
Above-mentioned RTDS Real Time Digital Simulator 7 is sent is the electric current of change of current bus and voltage signal and change of current variation joint gear signal, switching signal.
Above-mentioned RTDS Real Time Digital Simulator 7 accept converter valve start pulse signal and isolating switch, disconnecting link minute, close instruction.
The test method of the real-time pilot system of common-tower double-return DC engineering control protective unit system of the present utility model closed loop test, it comprises the steps:
1) on real-time simulation workstation 6, set up common-tower double-return direct current realistic model;
2) real-time simulation workstation 6 is connected with RTDS Real Time Digital Simulator 7;
3) correlated current in RTDS Real Time Digital Simulator 7 and voltage signal are passed out to control protective unit 10 or the on-the-spot VBE device 11 of simplifying version by analog output card 8 and power amplifier 9;
4) RTDS Real Time Digital Simulator 7 passes out to DC control protective device 10 by digital output card 12 by change of current variation joint gear signal, switching signal;
5) control protective unit 10 is sent pulse triggering signal, change of current shift position conditioning signal to RTDS Real Time Digital Simulator 7 by digital input card 13; wherein there is a utmost point DC control protective device 10 that valve trigger pulse is delivered to the on-the-spot VBE device 11 of simplifying version, by digital input card 13, deliver to RTDS Real Time Digital Simulator 7 after treatment.
Claims (2)
1. common-tower double-return DC engineering is controlled a defencive function test macro, it is characterized in that including the real-time simulation workstation (6) of setting up common-tower double-return direct current Real-Time Model, realistic model is carried out to the RTDS Real Time Digital Simulator (7) calculating in real time, analog output card (8), power amplifier (9), DC control protective device (10), VBE device (11), digital output card (12), digital input card (13), wherein real-time simulation workstation (6) is connected with RTDS Real Time Digital Simulator (7), RTDS Real Time Digital Simulator (7) respectively with analog output card (8), digital output card (12), digital input card (13) connects, analog output card (8) respectively with power amplifier (9), DC control protective device (10), VBE device (11) connects, DC control protective device (10), VBE device (11) also with power amplifier (9), digital output card (12), digital input card (13) connects.
2. common-tower double-return DC engineering according to claim 1 is controlled defencive function test macro; it is characterized in that above-mentioned common-tower double-return direct current Real-Time Model includes common-tower double-return four utmost point DC line, the change of current change of rectification side and transverter, the change of current change of inversion side and transverter; common-tower double-return four utmost point DC line are with returning homonymy; polarity arranged crosswise; press respectively utmost point access converting plant and Inverter Station, each current conversion station all has 4 change of current changes and set of converters, 4 groups of DC filter, 2 DC fields and some groups of alternating current filters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320758795.3U CN203745807U (en) | 2013-11-27 | 2013-11-27 | Testing system for control and protection functions of same-tower double-circuit engineering |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320758795.3U CN203745807U (en) | 2013-11-27 | 2013-11-27 | Testing system for control and protection functions of same-tower double-circuit engineering |
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| CN203745807U true CN203745807U (en) | 2014-07-30 |
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| CN201320758795.3U Expired - Lifetime CN203745807U (en) | 2013-11-27 | 2013-11-27 | Testing system for control and protection functions of same-tower double-circuit engineering |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104834229A (en) * | 2015-05-13 | 2015-08-12 | 国网智能电网研究院 | Power closed-loop real-time simulation test system and power closed-loop real-time simulation test method |
| CN105606917A (en) * | 2015-10-30 | 2016-05-25 | 南方电网科学研究院有限责任公司 | In-loop inter-tripping related function test method and system of one-tower two-loop DC engineering |
| CN106972464A (en) * | 2017-03-31 | 2017-07-21 | 广州供电局有限公司 | Protective value assessment system and method on a kind of transmission line with four-circuit on single tower |
| CN107168106A (en) * | 2017-06-30 | 2017-09-15 | 云南电网有限责任公司电力科学研究院 | A kind of VBE system simulations method |
| CN107340721A (en) * | 2017-07-25 | 2017-11-10 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | A kind of flexible direct current real-time simulation interface automatic transfer equipment |
| CN108549007A (en) * | 2018-04-02 | 2018-09-18 | 国网湖南省电力有限公司 | Analogue system and application process are protected in the extra-high voltage direct-current control for having both board test function |
| CN110673508A (en) * | 2019-09-02 | 2020-01-10 | 南方电网科学研究院有限责任公司 | Method and device for building closed loop test platform suitable for various scenes |
| CN111679235A (en) * | 2020-04-07 | 2020-09-18 | 南方电网科学研究院有限责任公司 | Real-time simulation test method and device for electromagnetic transformer measuring system |
| CN111830929A (en) * | 2020-06-12 | 2020-10-27 | 云南电网有限责任公司 | Closed-loop real-time simulation system based on synchronous parallel test of multiple stability control devices |
-
2013
- 2013-11-27 CN CN201320758795.3U patent/CN203745807U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104834229A (en) * | 2015-05-13 | 2015-08-12 | 国网智能电网研究院 | Power closed-loop real-time simulation test system and power closed-loop real-time simulation test method |
| CN104834229B (en) * | 2015-05-13 | 2018-01-19 | 国网智能电网研究院 | A kind of power closed loop real-time simulation test system and method |
| CN105606917B (en) * | 2015-10-30 | 2018-07-27 | 南方电网科学研究院有限责任公司 | Common-tower double-return DC engineering returns interior shunt tripping correlation function experimental study method and system |
| CN105606917A (en) * | 2015-10-30 | 2016-05-25 | 南方电网科学研究院有限责任公司 | In-loop inter-tripping related function test method and system of one-tower two-loop DC engineering |
| CN106972464A (en) * | 2017-03-31 | 2017-07-21 | 广州供电局有限公司 | Protective value assessment system and method on a kind of transmission line with four-circuit on single tower |
| CN106972464B (en) * | 2017-03-31 | 2018-12-18 | 广州供电局有限公司 | Protective value assessment system and method on a kind of transmission line with four-circuit on single tower |
| CN107168106A (en) * | 2017-06-30 | 2017-09-15 | 云南电网有限责任公司电力科学研究院 | A kind of VBE system simulations method |
| CN107340721A (en) * | 2017-07-25 | 2017-11-10 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | A kind of flexible direct current real-time simulation interface automatic transfer equipment |
| CN107340721B (en) * | 2017-07-25 | 2023-05-16 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Automatic conversion device of flexible direct-current real-time simulation interface |
| CN108549007A (en) * | 2018-04-02 | 2018-09-18 | 国网湖南省电力有限公司 | Analogue system and application process are protected in the extra-high voltage direct-current control for having both board test function |
| CN110673508A (en) * | 2019-09-02 | 2020-01-10 | 南方电网科学研究院有限责任公司 | Method and device for building closed loop test platform suitable for various scenes |
| CN110673508B (en) * | 2019-09-02 | 2023-04-14 | 南方电网科学研究院有限责任公司 | Method and device for building closed-loop test platform suitable for multiple scenes |
| CN111679235A (en) * | 2020-04-07 | 2020-09-18 | 南方电网科学研究院有限责任公司 | Real-time simulation test method and device for electromagnetic transformer measuring system |
| CN111830929A (en) * | 2020-06-12 | 2020-10-27 | 云南电网有限责任公司 | Closed-loop real-time simulation system based on synchronous parallel test of multiple stability control devices |
| CN111830929B (en) * | 2020-06-12 | 2023-08-18 | 云南电网有限责任公司 | Closed-loop real-time simulation system based on synchronous parallel test of multiple stable control devices |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20140730 |
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| CX01 | Expiry of patent term |