CN105607565B - Excitation system logic control method in a kind of pumped storage machine Back To Back Startup Procedure - Google Patents
Excitation system logic control method in a kind of pumped storage machine Back To Back Startup Procedure Download PDFInfo
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- CN105607565B CN105607565B CN201510947328.9A CN201510947328A CN105607565B CN 105607565 B CN105607565 B CN 105607565B CN 201510947328 A CN201510947328 A CN 201510947328A CN 105607565 B CN105607565 B CN 105607565B
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- 230000005284 excitation Effects 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000012544 monitoring process Methods 0.000 claims description 18
- 230000005347 demagnetization Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 6
- 230000003111 delayed effect Effects 0.000 claims description 3
- 210000004209 hair Anatomy 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25268—PLD programmable logic device
Abstract
The present invention relates to excitation system logic control method in a kind of pumped storage machine Back To Back Startup Procedure, the logic control methods of logic control method and a back-to-back electric motor mode including a back-to-back generator mode；Logic control method provided by the invention proof logic reliable in action in practice, the start-up course of unit is smooth, the advantageous reliable and stable operation that ensure that unit.
Description
Technical field
The present invention relates to water-storage field, excitation in particularly a kind of pumped storage machine Back To Back Startup Procedure
Analyzing logic control method.
Background technology
In recent years, hydroenergy storage station enters the fast traffic lane of development, assumes responsibility for frequency modulation in power grid, phase modulation, emergency episode
Spare function.As the excitation system that rotor excitation current is provided to pump-storage generator, just it is particularly important.To ensure
Pump-storage generator safe and stable operation provides the reliable excitation unit of safety and stability and corresponding excitation con-trol logic.
Pump-storage generator have shutdown, power generation, turbine condenser mode, draw water, the phase modulation that draws water, dragging, the works such as dragged, electric braking
Condition.Excitation system in start-up course, mainly have generator mode, back-to-back generator mode, SFC start-up modes, back-to-back
Electric motor mode, electric braking pattern isotype.As the distinctive back-to-back startup pattern of pump-storage generator, in real process
Middle use is very frequent, and the present invention is mainly with regard to the back-to-back generator mode of excitation system, the logic control of back-to-back electric motor mode
Method processed is improved explanation.
Invention content
In view of this, the object of the present invention is to provide excitation systems in a kind of pumped storage machine Back To Back Startup Procedure
It unites logic control method, proof logic reliable in action in practice, the start-up course of unit is smooth, the advantageous unit that ensure that
Reliable and stable operation.
The present invention is realized using following scheme：Excitation system is patrolled in a kind of pumped storage machine Back To Back Startup Procedure
Collect control method, the logic control of logic control method and a back-to-back electric motor mode including a back-to-back generator mode
Method；
The logic control method of the back-to-back generator mode includes the following steps：
Step S01：Adjuster is placed in standby mode and by voltage close loop：D02 " automated manner unlatching " put 1, D022 and
D023 " air-blower control ", which puts 1, DI23 " degaussing switch separating brake " and puts 1, DI24 " alternating-current switch separating brake ", to be put 1, D028 " adjuster is without reason
Barrier " puts 1；
Step S02：Monitoring is opened into DI12 " BTB generator modes "：D02 " automated manner unlatching " is set to 0, and " BTB's D07 generates electricity
Machine pattern is opened " put 1, adjuster interface puts BTB generator modes and by current closed-loop；BTB hairs are changed by GP provisional parameters 3
The given value of current value of motor mode current closed-loop；D027 " closing FMK degaussing switches " puts 1, D025 " closing alternating-current switch " and puts 1, DI23
" degaussing switch separating brake " is set to 0, and DI24 " alternating-current switch separating brake " is set to 0, and D032 excitation systems are ready to put 1；
Step S03：Monitoring opens into DI4 " booting is built pressure and enabled " or clicks " now building pressure " button：D031 " thrown by excitation system
Enter " it puts 1, D032 " excitation system is ready to " and sets to 0;D023 or D023 " power cabinet air-blower control " is set to 0 and power cabinet DC side is defeated
Go out electric current；
Step S04：Adjuster enters light condition, and judges whether rotor current is more than to constant current, if so, will touch
Angle increase is sent out, tends to 150 ° of inverse envelope, if it is not, then reducing trigger angle, tends to encourage 10 ° of angle by force；
Step S05：Monitoring opens into DI5 " shutting down demagnetization to enable " or clicks " now inversion " button：Adjuster puts inverse envelope, work(
Rate cabinet DC side exports inverter voltage；
Step S06：Adjuster puts shutdown state：D02 " automated manner unlatching " puts 1, D022 " power cabinet air-blower control " and puts 1；
D07 " unlatching of BTB generator modes " is set to 0, and D028 " adjuster fault-free " puts 1, D031 " excitation system has been put into " and sets to 0；D026
" dividing degaussing switch " puts 1, D024 " dividing alternating-current switch " and puts 1;DI23 " degaussing switch separating brake " puts 1, DI24 " alternating-current switch separating brake "
1, D032 " excitation system is ready to " is put to set to 0；
Step S07：Adjuster puts standby mode.
Further, the logic control method of the back-to-back electric motor mode includes the following steps：
Step S11：Adjuster is placed in standby mode and by voltage close loop：D02 " automated manner unlatching " put 1, D022 and
D023 " air-blower control ", which puts 1, DI23 " degaussing switch separating brake " and puts 1, DI24 " alternating-current switch separating brake ", to be put 1, D028 " adjuster is without reason
Barrier " puts 1；
Step S12：Monitoring is opened into DI13 " BTB generator modes "：D02 " automated manner unlatching " is set to 0, and " BTB's D07 generates electricity
Machine pattern is opened " put 1, adjuster interface puts BTB generator modes and by current closed-loop；BTB hairs are changed by GP provisional parameters 4
The given value of current value of motor mode current closed-loop；D027 " closing FMK degaussing switches " puts 1, D025 " closing alternating-current switch " and puts 1, DI23
" degaussing switch separating brake " is set to 0, and DI24 " alternating-current switch separating brake " is set to 0, and D032 excitation systems are ready to put 1；
Step S13：Monitoring opens into DI4 " booting is built pressure and enabled " or clicks " now building pressure " button：D031 " thrown by excitation system
Enter " it puts 1, D032 " excitation system is ready to " and sets to 0;D023 or D023 " power cabinet air-blower control " is set to 0 and power cabinet DC side is defeated
Go out electric current；
Step S14：Adjuster enters light condition, and judges whether rotor current is more than to constant current, if so, will touch
Angle increase is sent out, tends to 150 ° of inverse envelope, if it is not, then reducing trigger angle, tends to encourage 10 ° of angle by force；
Step S15：DI17 " GCB combined floodgates " puts 1：It is delayed after 5s,：D02 " automated manner unlatching " puts 1, D06 " motor moulds
Formula is opened " putting 1, D08, " BTB electric motor modes, which are opened, " to be set to 0, adjuster interface puts electric motor mode and by voltage close loop；
Step S16：Adjuster enters load condition, and judges whether set end voltage is more than given voltage, if so, will touch
Angle increase is sent out, tends to 150 ° of inverse envelope, if it is not, then reducing trigger angle, tends to encourage 10 ° of angle by force；
Step S17：DI17 " GCB combined floodgates " is set to 0, and machine is adjusted to put light condition：Adjuster interface display " electric motor mode ",
D02 " automated manner unlatching " is set to 0；
Step S18：Monitoring opens into DI5 " shutting down demagnetization to enable " or clicks " now inversion " button：Adjuster puts inverse envelope, work(
Rate cabinet DC side exports inverter voltage；
Step S19：Adjuster puts shutdown state：D02 " automated manner unlatching " puts 1, D022 " power cabinet air-blower control " and puts 1；
D06 " electric motor mode unlatching " is set to 0, and D028 " adjuster fault-free " puts 1, D031 " excitation system has been put into " and sets to 0；D026 " point
Degaussing switch " puts 1, D024 " dividing alternating-current switch " and puts 1;DI23 " degaussing switch separating brake " puts 1, DI24 " alternating-current switch separating brake " and puts 1,
D032 " excitation system is ready to " is set to 0；
Step S20：Adjuster puts standby mode.
Further, described to put 1 as high level conducting, described set to 0 disconnects for low level.
In pump-storage generator Back To Back Startup Procedure, the back-to-back generator start-up mode of unit excitation system is dragged,
The dragged back-to-back motor start-up pattern of DCgenerator motor field system, is realized using logic control method.
Compared with prior art, the back-to-back generator start-up mode of pump-storage generator provided by the invention and back-to-back
The control method of motor start-up pattern proves that logical action is reliable in practice, and the start-up course of unit is smooth, advantageous guarantor
The reliable and stable operation of unit is demonstrate,proved.
Description of the drawings
Fig. 1 is the logic control method flow diagram of the back-to-back generator mode of the present invention.
Fig. 2 is the logic control method flow diagram of the back-to-back electric motor mode of the present invention.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and embodiments.
This implementation provides excitation system logic control method in a kind of pumped storage machine Back To Back Startup Procedure, packet
Include the logic control method of a back-to-back generator mode and the logic control method of a back-to-back electric motor mode；
As shown in Figure 1, the logic control method of the back-to-back generator mode includes the following steps：Step S01：It adjusts
Device is placed in standby mode and by voltage close loop：D02 " automated manner unlatching " puts 1, D022 and D023 " air-blower control " puts 1, DI23
" degaussing switch separating brake ", which puts 1, DI24 " alternating-current switch separating brake " and put 1, D028 " adjuster fault-free ", puts 1；
Step S02：Monitoring is opened into DI12 " BTB generator modes "：D02 " automated manner unlatching " is set to 0, and " BTB's D07 generates electricity
Machine pattern is opened " put 1, adjuster interface puts BTB generator modes and by current closed-loop；BTB hairs are changed by GP provisional parameters 3
The given value of current value of motor mode current closed-loop；D027 " closing FMK degaussing switches " puts 1, D025 " closing alternating-current switch " and puts 1, DI23
" degaussing switch separating brake " is set to 0, and DI24 " alternating-current switch separating brake " is set to 0, and D032 excitation systems are ready to put 1；
Step S03：Monitoring opens into DI4 " booting is built pressure and enabled " or clicks " now building pressure " button：D031 " thrown by excitation system
Enter " it puts 1, D032 " excitation system is ready to " and sets to 0;D023 or D023 " power cabinet air-blower control " is set to 0 and power cabinet DC side is defeated
Go out electric current；
Step S04：Adjuster enters light condition, and judges whether rotor current is more than to constant current, if so, will touch
Angle increase is sent out, tends to 150 ° of inverse envelope, if it is not, then reducing trigger angle, tends to encourage 10 ° of angle by force；
Step S05：Monitoring opens into DI5 " shutting down demagnetization to enable " or clicks " now inversion " button：Adjuster puts inverse envelope, work(
Rate cabinet DC side exports inverter voltage；
Step S06：Adjuster puts shutdown state：D02 " automated manner unlatching " puts 1, D022 " power cabinet air-blower control " and puts 1；
D07 " unlatching of BTB generator modes " is set to 0, and D028 " adjuster fault-free " puts 1, D031 " excitation system has been put into " and sets to 0；D026
" dividing degaussing switch " puts 1, D024 " dividing alternating-current switch " and puts 1;DI23 " degaussing switch separating brake " puts 1, DI24 " alternating-current switch separating brake "
1, D032 " excitation system is ready to " is put to set to 0；
Step S07：Adjuster puts standby mode.
In the present embodiment, as shown in Fig. 2, the logic control method of the back-to-back electric motor mode includes following step
Suddenly：
Step S11：Adjuster is placed in standby mode and by voltage close loop：D02 " automated manner unlatching " put 1, D022 and
D023 " air-blower control ", which puts 1, DI23 " degaussing switch separating brake " and puts 1, DI24 " alternating-current switch separating brake ", to be put 1, D028 " adjuster is without reason
Barrier " puts 1；
Step S12：Monitoring is opened into DI13 " BTB generator modes "：D02 " automated manner unlatching " is set to 0, and " BTB's D07 generates electricity
Machine pattern is opened " put 1, adjuster interface puts BTB generator modes and by current closed-loop；BTB hairs are changed by GP provisional parameters 4
The given value of current value of motor mode current closed-loop；D027 " closing FMK degaussing switches " puts 1, D025 " closing alternating-current switch " and puts 1, DI23
" degaussing switch separating brake " is set to 0, and DI24 " alternating-current switch separating brake " is set to 0, and D032 excitation systems are ready to put 1；
Step S13：Monitoring opens into DI4 " booting is built pressure and enabled " or clicks " now building pressure " button：D031 " thrown by excitation system
Enter " it puts 1, D032 " excitation system is ready to " and sets to 0;D023 or D023 " power cabinet air-blower control " is set to 0 and power cabinet DC side is defeated
Go out electric current；
Step S14：Adjuster enters light condition, and judges whether rotor current is more than to constant current, if so, will touch
Angle increase is sent out, tends to 150 ° of inverse envelope, if it is not, then reducing trigger angle, tends to encourage 10 ° of angle by force；
Step S15：DI17 " GCB combined floodgates " puts 1：It is delayed after 5s,：D02 " automated manner unlatching " puts 1, D06 " motor moulds
Formula is opened " putting 1, D08, " BTB electric motor modes, which are opened, " to be set to 0, adjuster interface puts electric motor mode and by voltage close loop；
Step S16：Adjuster enters load condition, and judges whether set end voltage is more than given voltage, if so, will touch
Angle increase is sent out, tends to 150 ° of inverse envelope, if it is not, then reducing trigger angle, tends to encourage 10 ° of angle by force；
Step S17：DI17 " GCB combined floodgates " is set to 0, and machine is adjusted to put light condition：Adjuster interface display " electric motor mode ",
D02 " automated manner unlatching " is set to 0；
Step S18：Monitoring opens into DI5 " shutting down demagnetization to enable " or clicks " now inversion " button：Adjuster puts inverse envelope, work(
Rate cabinet DC side exports inverter voltage；
Step S19：Adjuster puts shutdown state：D02 " automated manner unlatching " puts 1, D022 " power cabinet air-blower control " and puts 1；
D06 " electric motor mode unlatching " is set to 0, and D028 " adjuster fault-free " puts 1, D031 " excitation system has been put into " and sets to 0；D026 " point
Degaussing switch " puts 1, D024 " dividing alternating-current switch " and puts 1;DI23 " degaussing switch separating brake " puts 1, DI24 " alternating-current switch separating brake " and puts 1,
D032 " excitation system is ready to " is set to 0；
Step S20：Adjuster puts standby mode.
In the present embodiment, described to put 1 as high level conducting, described set to 0 disconnects for low level.
In pump-storage generator Back To Back Startup Procedure, the back-to-back generator start-up mode of unit excitation system is dragged,
The dragged back-to-back motor start-up pattern of DCgenerator motor field system, is realized using logic control method.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with
Modification should all belong to the covering scope of the present invention.
Claims (3)
1. a kind of excitation system logic control method in pumped storage machine Back To Back Startup Procedure, it is characterised in that：Packet
Include the logic control method of a back-to-back generator mode and the logic control method of a back-to-back electric motor mode；
The logic control method of the back-to-back generator mode includes the following steps：
Step S01：Adjuster is placed in standby mode and by voltage close loop：D02 " automated manner unlatching " puts 1, D022 and D023 " wind
Machine controls " it puts 1, DI23 " degaussing switch separating brake " and puts 1, DI24 " alternating-current switch separating brake " and put 1, D028 " adjuster fault-free " and put 1；
Step S02：Monitoring is opened into DI12 " BTB generator modes "：D02 " automated manner unlatching " is set to 0, D07 " BTB generator moulds
Formula is opened " put 1, adjuster interface puts BTB generator modes and by current closed-loop；BTB generators are changed by GP provisional parameters 3
The given value of current value of mode current closed loop；D027 " close FMK degaussing switches ", which puts 1, D025 " closing alternating-current switch " and puts 1, DI23, " to go out
Magnetic switch separating brake " is set to 0, and DI24 " alternating-current switch separating brake " is set to 0, and D032 excitation systems are ready to put 1；
Step S03：Monitoring opens into DI4 " booting is built pressure and enabled " or clicks " now building pressure " button：D031 " excitation system has been put into "
1, D032 " excitation system is ready to " is put to set to 0;D023 or D023 " power cabinet air-blower control " is set to 0 and power cabinet DC side output electricity
Stream；
Step S04：Adjuster enters light condition, and judges whether rotor current is more than to constant current, if so, by Trigger Angle
Degree increase, tends to 150 ° of inverse envelope, if it is not, then reducing trigger angle, tends to encourage 10 ° of angle by force；
Step S05：Monitoring opens into DI5 " shutting down demagnetization to enable " or clicks " now inversion " button：Adjuster puts inverse envelope, power cabinet
DC side exports inverter voltage；
Step S06：Adjuster puts shutdown state：D02 " automated manner unlatching " puts 1, D022 " power cabinet air-blower control " and puts 1；D07
" unlatching of BTB generator modes " is set to 0, and D028 " adjuster fault-free " puts 1, D031 " excitation system has been put into " and sets to 0；D026 " point
Degaussing switch " puts 1, D024 " dividing alternating-current switch " and puts 1;DI23 " degaussing switch separating brake " puts 1, DI24 " alternating-current switch separating brake " and puts 1,
D032 " excitation system is ready to " is set to 0；
Step S07：Adjuster puts standby mode.
2. excitation system logic control in a kind of pumped storage machine Back To Back Startup Procedure according to claim 1
Method, it is characterised in that：The logic control method of the back-to-back electric motor mode includes the following steps：
Step S11：Adjuster is placed in standby mode and by voltage close loop：D02 " automated manner unlatching " puts 1, D022 and D023 " wind
Machine controls " it puts 1, DI23 " degaussing switch separating brake " and puts 1, DI24 " alternating-current switch separating brake " and put 1, D028 " adjuster fault-free " and put 1；
Step S12：Monitoring is opened into DI13 " BTB generator modes "：D02 " automated manner unlatching " is set to 0, D07 " BTB generator moulds
Formula is opened " put 1, adjuster interface puts BTB generator modes and by current closed-loop；BTB generators are changed by GP provisional parameters 4
The given value of current value of mode current closed loop；D027 " close FMK degaussing switches ", which puts 1, D025 " closing alternating-current switch " and puts 1, DI23, " to go out
Magnetic switch separating brake " is set to 0, and DI24 " alternating-current switch separating brake " is set to 0, and D032 excitation systems are ready to put 1；
Step S13：Monitoring opens into DI4 " booting is built pressure and enabled " or clicks " now building pressure " button：D031 " excitation system has been put into "
1, D032 " excitation system is ready to " is put to set to 0;D023 or D023 " power cabinet air-blower control " is set to 0 and power cabinet DC side output electricity
Stream；
Step S14：Adjuster enters light condition, and judges whether rotor current is more than to constant current, if so, by Trigger Angle
Degree increase, tends to 150 ° of inverse envelope, if it is not, then reducing trigger angle, tends to encourage 10 ° of angle by force；
Step S15：DI17 " GCB combined floodgates " puts 1：It is delayed after 5s,：D02 " automated manner unlatching " puts 1, D06 " open by electric motor mode
Open " putting 1, D08, " BTB electric motor modes, which are opened, " to be set to 0, adjuster interface puts electric motor mode and by voltage close loop；
Step S16：Adjuster enters load condition, and judges whether set end voltage is more than given voltage, if so, by Trigger Angle
Degree increase, tends to 150 ° of inverse envelope, if it is not, then reducing trigger angle, tends to encourage 10 ° of angle by force；
Step S17：DI17 " GCB combined floodgates " is set to 0, and machine is adjusted to put light condition：Adjuster interface display " electric motor mode ", D02
" automated manner unlatching " is set to 0；
Step S18：Monitoring opens into DI5 " shutting down demagnetization to enable " or clicks " now inversion " button：Adjuster puts inverse envelope, power cabinet
DC side exports inverter voltage；
Step S19：Adjuster puts shutdown state：D02 " automated manner unlatching " puts 1, D022 " power cabinet air-blower control " and puts 1；D06
" electric motor mode unlatching " is set to 0, and D028 " adjuster fault-free " puts 1, D031 " excitation system has been put into " and sets to 0；D026 " divides and goes out
Magnetic switch " puts 1, D024 " dividing alternating-current switch " and puts 1;DI23 " degaussing switch separating brake " puts 1, DI24 " alternating-current switch separating brake " and puts 1,
D032 " excitation system is ready to " is set to 0；
Step S20：Adjuster puts standby mode.
3. excitation system logic in a kind of pumped storage machine Back To Back Startup Procedure according to claim 1 or 2
Control method, it is characterised in that：Described to put 1 as high level conducting, described set to 0 disconnects for low level.
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| CN201510947328.9A CN105607565B (en) | 2015-12-17 | 2015-12-17 | Excitation system logic control method in a kind of pumped storage machine Back To Back Startup Procedure |
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| CN110829418A (en) * | 2019-11-15 | 2020-02-21 | 国家电网有限公司 | Excitation system control method applied to black start working condition of pumped storage unit |
| CN114172420B (en) * | 2021-11-26 | 2023-06-23 | 苏州热工研究院有限公司 | Complete set and protection control system of rotor coupling double-machine parallel motor generator set |
| CN117277227B (en) * | 2023-10-09 | 2024-03-08 | 南方电网调峰调频发电有限公司检修试验分公司 | Tripping protection method and device for excitation system of pumped storage unit |
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| CN101860313A (en) * | 2010-05-27 | 2010-10-13 | 国电南瑞科技股份有限公司 | Self-excited synchronous generator alternating current excitation initiating circuit |
| CN102340276A (en) * | 2011-08-18 | 2012-02-01 | 国电南瑞科技股份有限公司 | Flexible electric braking exciting loop of self-exciting hydraulic generator and exciting method thereof |
| CN102570934A (en) * | 2011-01-01 | 2012-07-11 | 国网电力科学研究院 | Start control method for working condition excitation system of static frequency converter of pumped-storage aggregate set |
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| JP6339353B2 (en) * | 2013-12-06 | 2018-06-06 | 国立研究開発法人 海上・港湾・航空技術研究所 | Electric propulsion ship control device, electric propulsion ship control system, and electric propulsion ship |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101860313A (en) * | 2010-05-27 | 2010-10-13 | 国电南瑞科技股份有限公司 | Self-excited synchronous generator alternating current excitation initiating circuit |
| CN102570934A (en) * | 2011-01-01 | 2012-07-11 | 国网电力科学研究院 | Start control method for working condition excitation system of static frequency converter of pumped-storage aggregate set |
| CN102340276A (en) * | 2011-08-18 | 2012-02-01 | 国电南瑞科技股份有限公司 | Flexible electric braking exciting loop of self-exciting hydraulic generator and exciting method thereof |
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