CN203069992U - Closed-loop testing system for excitation and PSS control device of self-parallel excitation synchronous generator - Google Patents
Closed-loop testing system for excitation and PSS control device of self-parallel excitation synchronous generator Download PDFInfo
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- CN203069992U CN203069992U CN 201220249354 CN201220249354U CN203069992U CN 203069992 U CN203069992 U CN 203069992U CN 201220249354 CN201220249354 CN 201220249354 CN 201220249354 U CN201220249354 U CN 201220249354U CN 203069992 U CN203069992 U CN 203069992U
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Abstract
The utility model discloses a closed-loop testing system for an excitation and PSS control device of a self-parallel excitation synchronous generator. The closed-loop testing system comprises a real-time simulation work station, a real-time digital simulator (RTDS), an analog output board card, a power amplifier, an excitation and PSS control device, a digital output board card and a digital input board card, wherein the real-time simulation work station is connected with the real-time digital simulator (RTDS), the real-time digital simulator (RTDS) transmits current and voltage signals to the excitation and PSS control device through the analog output board card and the power amplifier, the real-time digital simulator (RTDS) transmits a grid-connected circuit breaker switching-on signal of the synchronous generator to the excitation and PSS control device through the digital output board card, and the excitation and PSS control device transmits a pulse trigger signal of a six-pulse rectifier bridge to the real-time digital simulator (RTDS) through the digital input board card. The closed-loop testing system for the excitation and PSS control device of the self-parallel excitation synchronous generator is flexible in testing and can perform multiple types of tests.
Description
Technical field
The utility model is a kind of from shunt excitation synchronous generator exciting and PSS(power system stabilizer, PSS) control device carries out the system of closed test, particularly a kind of excitation and PSS control device trigger pulse are inserted the closed loop test system from shunt excitation synchronous generator exciting and PSS control device of the real-time digital closed test of six pulsation rectifier bridge models, belong to the renovation technique from the closed loop test system of shunt excitation synchronous generator exciting and PSS control device.
Background technology
Excitation system is the key equipment of large synchronous generator, and its safe and stable operation has great importance to the reliability service of synchronous generator and the safety and stability of whole electrical network.Excitation and PSS control device suppress the control device of low-frequency oscillation of electric power system as stabilize terminal voltage, and its performance how, directly has influence on the safe and stable operation of generator and even whole electric system.
But, excitation and PSS control device are also lacked effective measuring means both at home and abroad at present, all there is intrinsic defective in the tradition check system, such as: for excitation and PSS control device dynamic simulation test, it adopts the simulation of scaled down generator, be difficult to simulate the synchronous generator of different parameters and characteristic, and test dumbly, the test type that can carry out is limited.
Summary of the invention
The purpose of this utility model is to consider the problems referred to above and provides a kind of simple to operate, the convenient and practical closed loop test system from shunt excitation synchronous generator exciting and PSS control device.The utility model test can be carried out the polytype test flexibly.
The technical solution of the utility model is: the system that carries out closed test from shunt excitation synchronous generator exciting and PSS control device of the present utility model, include the real-time simulation workstation of setting up synchronous generator and excitation system Real-Time Model thereof, the RTDS Real Time Digital Simulator that realistic model is calculated in real time, analog quantity output integrated circuit board, power amplifier, excitation and PSS control device, digital quantity output integrated circuit board, digital quantity input integrated circuit board, wherein the real-time simulation workstation is connected with the RTDS Real Time Digital Simulator, the RTDS Real Time Digital Simulator passes out to excitation and PSS control device by analog quantity output integrated circuit board and power amplifier with electric current and voltage signal, and the RTDS Real Time Digital Simulator passes out to excitation and PSS control device by digital quantity output integrated circuit board with the synchronous generator breaker closing signal that is incorporated into the power networks, and excitation and PSS control device then pass out to the RTDS Real Time Digital Simulator by digital quantity input integrated circuit board with the pulse triggering signals of six pulsation rectifier bridges.
Set up the Real-Time Model of synchronous generator excited system on the above-mentioned real-time simulation workstation.
Above-mentioned synchronous generator excited system comprises synchronous generator, exciting transformer, six pulsation rectifier bridges, controllable current source, excitation system, the former limit of exciting transformer links to each other with the mouth that brings out of synchronous generator, six pulsation rectifier bridges link to each other with the secondary of exciting transformer, the output of six pulsation rectifier bridges links to each other with the field voltage input of synchronous generator, the exciting current output of synchronous generator is set up by the output current of controllable current source and synchronous generator and is contacted, the excitation system links to each other with six pulsation rectifier bridge outputs, is used for zero the excitation magnetoelectricity source that provides when boosting is provided.
What above-mentioned RTDS Real Time Digital Simulator was sent is the electric current of synchronous generator and the synchronous voltage signal of voltage signal and exciting transformer secondary.
The utility model proposes and utilize the RTDS Real Time Digital Simulator to carry out the system of real-time digital closed test from shunt excitation synchronous generator exciting and PSS control device.It is flexible that excitation of the present utility model and PSS control device carry out the system test of closed test, can carry out the polytype test.Closed loop test system from shunt excitation synchronous generator exciting and PSS control device of the present utility model is simple to operate, convenient and practical.
Description of drawings
Fig. 1 is that the utility model is from the structural representation of shunt excitation synchronous generator excited system;
Fig. 2 is that the utility model is from the synoptic diagram of the real-time simulation pilot system of shunt excitation synchronous generator exciting and PSS control device.
Embodiment
Embodiment
The utility model from the synoptic diagram of the real-time simulation pilot system of shunt excitation synchronous generator exciting and PSS control device as shown in Figure 2; excitation of the present utility model and PSS control device carry out the system of closed test; it includes the real-time simulation workstation 6 of setting up synchronous generator and excitation system (containing exciting transformer and six pulsation rectifier bridges) Real-Time Model thereof; the RTDS Real Time Digital Simulator 7 that realistic model is calculated in real time; analog quantity output integrated circuit board 8; power amplifier 9; excitation and PSS control device 10; digital quantity output integrated circuit board 11; digital quantity input integrated circuit board 12; wherein real-time simulation workstation 6 is connected with RTDS Real Time Digital Simulator 7; RTDS Real Time Digital Simulator 7 passes out to excitation and PSS control device 10 by analog quantity output integrated circuit board 8 and power amplifier 9 with electric current and voltage signal; and RTDS Real Time Digital Simulator 7 passes out to converter transformer protector 10 by digital quantity output integrated circuit board 11 with the synchronous generator breaker closing signal that is incorporated into the power networks, and 10 of excitation and PSS control device pass out to RTDS Real Time Digital Simulator 7 by digital quantity input integrated circuit board 12 with the pulse triggering signals of six pulsation rectifier bridges.
In the present embodiment, set up the Real-Time Model of synchronous generator and excitation system thereof on the above-mentioned real-time simulation workstation 6, above-mentioned excitation system comprises exciting transformer and six pulsation rectifier bridges.
Above-mentioned synoptic diagram from the shunt excitation synchronous generator excited system comprises synchronous generator 1 as shown in Figure 1, exciting transformer 2, six pulsation rectifier bridges 3, controllable current source 4, excitation system 5.The former limit of exciting transformer brings out mouth with the synchronous generator machine and links to each other, six pulsation rectifier bridges link to each other with the exciting transformer secondary, the output of six pulsation rectifier bridges links to each other with the field voltage input of synchronous generator, and the output of synchronous generator exciting electric current is set up by the output current of controllable current source and six pulsation rectifier bridges and contacted.
In the present embodiment, what above-mentioned RTDS Real Time Digital Simulator 7 was sent is the electric current of synchronous generator 1 machine end and the synchronous voltage signal of voltage signal and exciting transformer 2 secondary, receive six pulse signals of the six pulsation rectifier bridges 3 that excitation and PSS control device 10 will trigger simultaneously, and trigger six pulsation rectifier bridge output dc voltages with this, form the excitation to synchronous generator
Of the present utility modelly carry out the test method of the system of closed test from shunt excitation synchronous generator exciting and PSS control device, it comprises the steps:
1) sets up synchronous generator and excitation system (containing exciting transformer and six pulsation rectifier bridges) Real-Time Model thereof at real-time simulation workstation 6;
2) real-time simulation workstation 6 is connected with RTDS Real Time Digital Simulator 7;
3) correlated current in the RTDS Real Time Digital Simulator 7 and voltage signal are passed out to excitation and PSS control device 10 by analog quantity output integrated circuit board 8 and power amplifier 9;
4) synchronous generator in the RTDS Real Time Digital Simulator 7 is incorporated into the power networks breaker closing signal passes out to excitation and PSS control device 10 by digital quantity output integrated circuit board 11;
5) pulse triggering signal with the pulsation of six in excitation and the PSS control device 10 rectifier bridge passes out to RTDS Real Time Digital Simulator 7 by digital quantity input integrated circuit board 12.
Above-mentioned steps 1) sets up synchronous generator and excitation system Real-Time Model thereof and comprise synchronous generator 1, exciting transformer 2, six pulsation rectifier bridges 3, controllable current source 4, excitation system 5 etc.What above-mentioned RTDS Real Time Digital Simulator 7 was sent is the electric current of synchronous generator 1 machine end and the synchronous voltage signal of voltage signal and exciting transformer 2 secondary.Above-mentioned RTDS Real Time Digital Simulator 7 is accepted six pulse signals of the six pulsation rectifier bridges 3 that excitation and PSS control device will trigger, and triggers six pulsation rectifier bridge output dc voltages with this, forms the excitation to synchronous generator.
Claims (4)
1. closed loop test system from shunt excitation synchronous generator exciting and PSS control device, it is characterized in that including the real-time simulation workstation (6) of setting up synchronous generator and excitation system Real-Time Model thereof, the RTDS Real Time Digital Simulator (7) that realistic model is calculated in real time, analog quantity output integrated circuit board (8), power amplifier (9), excitation and PSS control device (10), digital quantity output integrated circuit board (11), digital quantity input integrated circuit board (12), wherein real-time simulation workstation (6) is connected with RTDS Real Time Digital Simulator (7), RTDS Real Time Digital Simulator (7) passes out to excitation and PSS control device (10) by analog quantity output integrated circuit board (8) and power amplifier (9) with electric current and voltage signal, and RTDS Real Time Digital Simulator (7) passes out to excitation and PSS control device (10) by digital quantity output integrated circuit board (11) with the synchronous generator breaker closing signal that is incorporated into the power networks, and excitation and PSS control device (10) then pass out to RTDS Real Time Digital Simulator (7) by digital quantity input integrated circuit board (12) with the pulse triggering signals of six pulsation rectifier bridges.
2. the closed loop test system from shunt excitation synchronous generator exciting and PSS control device according to claim 1 is characterized in that setting up on the above-mentioned real-time simulation workstation (6) Real-Time Model of synchronous generator excited system.
3. the closed loop test system from shunt excitation synchronous generator exciting and PSS control device according to claim 2, it is characterized in that above-mentioned synchronous generator excited system comprises synchronous generator (1), exciting transformer (2), six pulsation rectifier bridges (3), controllable current source (4), excitation system (5), the former limit of exciting transformer (2) links to each other with the mouth that brings out of synchronous generator (1), six pulsation rectifier bridges (3) link to each other with the secondary of exciting transformer (2), the output of six pulsation rectifier bridges (3) links to each other with the input of the field voltage of synchronous generator (1), the exciting current output of synchronous generator (1) is set up contact by controllable current source (4) and the output current of synchronous generator (1), excitation system (5) links to each other with six pulsation rectifier bridge (3) outputs, is used for zero the excitation magnetoelectricity source that provides when boosting is provided.
4. the closed loop test system from shunt excitation synchronous generator exciting and PSS control device according to claim 3, what it is characterized in that above-mentioned RTDS Real Time Digital Simulator (7) sends is the electric current of synchronous generator (1) and the synchronous voltage signal of voltage signal and exciting transformer (2) secondary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220249354 CN203069992U (en) | 2012-05-30 | 2012-05-30 | Closed-loop testing system for excitation and PSS control device of self-parallel excitation synchronous generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220249354 CN203069992U (en) | 2012-05-30 | 2012-05-30 | Closed-loop testing system for excitation and PSS control device of self-parallel excitation synchronous generator |
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| Publication Number | Publication Date |
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| CN203069992U true CN203069992U (en) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220249354 Expired - Lifetime CN203069992U (en) | 2012-05-30 | 2012-05-30 | Closed-loop testing system for excitation and PSS control device of self-parallel excitation synchronous generator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102736521A (en) * | 2012-05-30 | 2012-10-17 | 南方电网科学研究院有限责任公司 | Closed-loop testing system and method for excitation and packet switching system (PSS) control device of synchronous generator |
| CN103439967A (en) * | 2013-08-23 | 2013-12-11 | 南方电网科学研究院有限责任公司 | Closed loop test system of flexible direct current transmission control protection system |
| CN104090206A (en) * | 2014-06-16 | 2014-10-08 | 南方电网科学研究院有限责任公司 | Direct-current measurement system testing platform of direct-current power transmission project and testing method of direct-current power transmission project |
| CN104569805A (en) * | 2013-10-12 | 2015-04-29 | 苏州热工研究院有限公司 | Static testing method of excitation device |
-
2012
- 2012-05-30 CN CN 201220249354 patent/CN203069992U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102736521A (en) * | 2012-05-30 | 2012-10-17 | 南方电网科学研究院有限责任公司 | Closed-loop testing system and method for excitation and packet switching system (PSS) control device of synchronous generator |
| CN103439967A (en) * | 2013-08-23 | 2013-12-11 | 南方电网科学研究院有限责任公司 | Closed loop test system of flexible direct current transmission control protection system |
| CN104569805A (en) * | 2013-10-12 | 2015-04-29 | 苏州热工研究院有限公司 | Static testing method of excitation device |
| CN104569805B (en) * | 2013-10-12 | 2017-10-10 | 苏州热工研究院有限公司 | A kind of static test of excitation unit |
| CN104090206A (en) * | 2014-06-16 | 2014-10-08 | 南方电网科学研究院有限责任公司 | Direct-current measurement system testing platform of direct-current power transmission project and testing method of direct-current power transmission project |
| CN104090206B (en) * | 2014-06-16 | 2017-01-04 | 南方电网科学研究院有限责任公司 | DC transmission engineering DC measurement system test platform and method of testing thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |