CN202065119U - Hydroelectric generating set combination control device - Google Patents
Hydroelectric generating set combination control device Download PDFInfo
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- CN202065119U CN202065119U CN2011201353445U CN201120135344U CN202065119U CN 202065119 U CN202065119 U CN 202065119U CN 2011201353445 U CN2011201353445 U CN 2011201353445U CN 201120135344 U CN201120135344 U CN 201120135344U CN 202065119 U CN202065119 U CN 202065119U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model relates to a hydroelectric generating set combination control device, which comprises an intelligent adjustor, a three-phase set voltage measuring circuit, a power grid voltage measuring circuit, a three-phase set current measuring circuit, a frequency measuring circuit, an exciting voltage current measuring circuit, a speed controller servomotor aperture feedback measuring circuit, a water head and oil pressure measuring circuit and a temperature signal measuring circuit, a communication circuit, an input-output (I/O) expanded circuit, a liquid crystal and keyboard circuit, a digital watch driving circuit, an exciting output circuit and a proportional valve driving circuit, wherein the three-phase set voltage measuring circuit, the power grid voltage measuring circuit, the three-phase set current measuring circuit, the frequency measuring circuit, the exciting voltage current measuring circuit, the speed controller servomotor aperture feedback measuring circuit, the water head and oil pressure measuring circuit and the temperature signal measuring circuit respectively output analog signals to the intelligent adjustor, the communication circuit is used for communicating with the intelligent adjustor, the I/O expanded circuit and the liquid crystal and keyboard circuit are respectively connected with the intelligent adjustor, and the digital watch driving circuit, the exciting output circuit and the proportional valve driving circuit are respectively in output connection with the intelligent adjustor. The hydroelectric generating set combination control device can realize all control for the hydroelectric generating set, including hydroelectric generating set automatic control processes (startup, shutdown, emergency shutdown, increasing and decreasing load, automatic closed-loop control and the like), a speed controller, excitation, breaker operation, synchronization, auxiliary machine control, temperature measuring and the like.
Description
Technical field
The utility model relates to a kind of control gear that is used for small hydropower station hydraulic generator unit, particularly relates to a kind of hydraulic generator unit composite control apparatus of realizing all controls of hydraulic generator unit.
Background technique
The hydraulic generator unit is a most important parts in all electromechanical equipments of water power plant, and its Performance And Reliability directly has influence on the electrical energy production and the economic benefit in power station.For general middle-size and small-size water turbine set control system, traditional design thought is equipped with following five control cabinets at least: unit automatic control cabinet (LCU), protection cabinet, switch cubicle, excitation cubicle, governor cabinet etc.(single-machine capacity＜1000kW, voltage rating＜660V), if according to above-mentioned conventional allocation plan, will certainly increase equipment investment have strengthened operation maintenance personnel's labor intensity and for small-sized unit.
Summary of the invention
Technical problem to be solved in the utility model is, provide a kind of be applied in small hydropower station can improve device reliability, reduce the hydraulic generator unit composite control apparatus of operation maintenance personnel's labor intensity.
The technological scheme that the utility model adopted is: a kind of hydraulic generator unit composite control apparatus, include intelligent regulator, respectively to intelligent regulator input analog amount signal: three camera set tension measuring circuits, measurement circuit of network voltage, three camera set current measurement circuits, frequency measurement circuit, the exciting voltage current measurement circuit, speed regulator servomotor aperture feedback measuring circuit, head and oil pressure measuring circuit and temperature signal measurement circuit, be used for carrying out the communicating circuit of communication with intelligent regulator, the I/O expander that links to each other with intelligent regulator respectively and liquid crystal and keyboard circuit, the digital watch drive circuit that links to each other with intelligent regulator output, excitation output circuit and Proportional valve drive circuit.
A, B, C three-phase voltage signal that described three camera set tension measuring circuits include unit pass through a current rectifying and wave filtering circuit separately to intelligent regulator; A, B, C three-phase current signal that described three camera set current measurement circuits include unit pass through a current rectifying and wave filtering circuit separately to intelligent regulator; Described measurement circuit of network voltage is to pass through a current rectifying and wave filtering circuit to intelligent regulator by A phase mains voltage signal.
Described exciting voltage current measurement circuit comprises that the exciting voltage signal passes through a current rectifying and wave filtering circuit to intelligent regulator, and the field current signal passes through a current rectifying and wave filtering circuit to intelligent regulator; Described speed regulator servomotor aperture feedback measuring circuit includes two groups of speed regulator servomotor aperture feedback signals, and described two groups of speed regulator servomotor aperture feedback signals are passed through a current rectifying and wave filtering circuit separately to intelligent regulator.
Described head and oil pressure measuring circuit comprise head pressure measuring circuit and oil pressure measuring circuit two-part, and it all is to pass through a current rectifying and wave filtering circuit separately to intelligent regulator that described head presses the head in the measuring circuit to press fuel injection pressure signal and the temperature signal in the temperature signal measurement circuit in signal, the oil pressure measuring circuit.
Described frequency measurement circuit includes the measurement to the power frequency and the electric voltage frequency of generator set, and to the measurement of line voltage frequency, the A phase current signal of described generator set and A phase voltage signal and A mutually mains voltage signal separately successively by a current rectifying and wave filtering circuit and a photoelectric isolating circuit to intelligent regulator.
Described communicating circuit includes 232 communicating circuits, 485 communicating circuits and CAN communicating circuit.
Described I/O expander includes two-way, wherein one the tunnel is to be made of the photoelectric isolating circuit that an I/O expander that links to each other with the intelligent regulator signal input port is connected with input end with an I/O expander, and the input end of the photoelectric isolating circuit in this road connects the switching value input signal; Another road is by the 2nd I/O expander that links to each other with the intelligent regulator signal output port, the output terminal of described the 2nd I/O expander connects a photoelectric isolating circuit and a drive circuit successively, and the output terminal of the drive circuit in this road is switching value output.
Described digital watch drive circuit includes the circuit that one road circuit and a road that drives first digital watch drives second digital watch, each is made of the circuit of described driving first digital watch and the circuit that drives second digital watch with a current rectifying and wave filtering circuit that links to each other with described photoelectric isolating circuit a photoelectric isolating circuit that links to each other with intelligent regulator naturally, the corresponding digital watch that is driven that connects of the output of described current rectifying and wave filtering circuit.
Described Proportional valve drive circuit includes No. four drive circuits that drive No. 1 Proportional valve, No. 2 Proportional valves, No. 3 Proportional valves and No. 4 Proportional valves respectively, each is made of described No. four drive circuits with a driving output circuit that links to each other with described photoelectric isolating circuit a photoelectric isolating circuit that links to each other with intelligent regulator naturally, the corresponding Proportional valve that is driven that connects of the output of described driving output circuit.
Described excitation output circuit is to be made of with a driving output circuit that links to each other with described photoelectric isolating circuit a photoelectric isolating circuit that links to each other with intelligent regulator, and the output of described driving output circuit connects driven controllable silicon pulse transformer.
Hydraulic generator unit composite control apparatus of the present utility model; can realize all controls to the hydraulic generator unit; comprise: unit automatic control flow chart (start, shutdown, emergency shutdown, increasing and decreasing load, automated closed-loop control etc.); speed regulator; excitation, breaker operator, the same period; subsidiary engine control, thermometry etc.Hydraulic generator unit composite control apparatus of the present utility model, be mainly used in small hydropower station, it is a kind of Multifunction hydraulic generator unit composite control apparatus that is directed to small hydropower station, to compress present small hydropower station cost of investment, improve device reliability, reduce operation maintenance personnel's labor intensity.
Description of drawings
Fig. 1 is the whole block diagram that constitutes of the present utility model;
Fig. 2 is the circuit theory diagrams of DSC and peripheral circuit;
Fig. 3 is the circuit theory diagrams of I/O expander;
Fig. 4 is the circuit theory diagrams of communicating circuit;
Fig. 5 is the circuit theory diagrams of liquid crystal and keyboard circuit;
Fig. 6 is the circuit theory diagrams of frequency measurement circuit;
Fig. 7 is the circuit theory diagrams of A, B, C three camera set tension measuring circuits;
Fig. 8 is the circuit theory diagrams of A phase measurement circuit of network voltage;
Fig. 9 is the circuit theory diagrams of A, B, C three camera set current measurement circuits;
Figure 10 is the circuit theory diagrams of exciting voltage, field current measuring circuit;
Figure 11 is the circuit theory diagrams of speed regulator servomotor aperture feedback measuring circuit;
Figure 12 is the circuit theory diagrams of head and oil pressure measuring circuit;
Figure 13 is the circuit theory diagrams of temperature signal measurement circuit;
Figure 14 is the circuit theory diagrams of digital watch drive circuit;
Figure 15 is the circuit theory diagrams of excitation output circuit;
Figure 16 is the circuit theory diagrams of Proportional valve drive circuit;
Figure 17 is the circuit theory diagrams that constitute the photoelectric isolating circuit of switching value input circlult;
Figure 18 is the circuit theory diagrams that constitute the photoelectric isolating circuit of switching value output circuit and drive output circuit.
Wherein:
The 1-intelligent regulator; 2-three camera set tension measuring circuits; The 3-measurement circuit of network voltage; 4-three camera set current measurement circuits; The 5-frequency measurement circuit; 6-exciting voltage current measurement circuit; 7-speed regulator servomotor aperture feedback measuring circuit; 8-head and oil pressure measuring circuit; 9-temperature signal measurement circuit; 10-digital watch drive circuit; 11-excitation output circuit; 12-Proportional valve drive circuit; The 13-I/O expander; 14-liquid crystal and keyboard circuit; The 15-communicating circuit.
Embodiment
Provide specific embodiment below in conjunction with accompanying drawing, further specify hydraulic generator unit composite control apparatus of the present utility model and how to realize.
Hydraulic generator unit composite control apparatus of the present utility model, it is a kind of special multifunctional water turbine generator group composite control apparatus at the small low-voltage unit, to control automatically, automatically controlled part of speed regulator and field regulator are incorporated in the standard control device.Be equipped with relevant peripheral control loop, only need a control cabinet just can realize all functions of original five cabinets.The utility model not only reduces power station factory building size greatly, has saved equipment investment, and because the minimizing of line between cabinet makes equipment reliability improve greatly, has also reduced the line service amount of operations staff to equipment simultaneously.
As shown in Figure 1, hydraulic generator unit composite control apparatus of the present utility model, include intelligent regulator 1, respectively to intelligent regulator 1 input analog amount signal: three camera set tension measuring circuits 2, measurement circuit of network voltage 3, three camera set current measurement circuits 4, frequency measurement circuit 5, exciting voltage current measurement circuit 6, speed regulator servomotor aperture feedback measuring circuit 7, head and oil pressure measuring circuit 8 and temperature signal measurement circuit 9, be used for carrying out the communicating circuit 15 of communication with intelligent regulator 1, I/O expander 13 that links to each other with intelligent regulator 1 and liquid crystal and keyboard circuit 14 are exported the digital watch drive circuit 10 that links to each other with intelligent regulator 1 respectively, excitation output circuit 11 and Proportional valve drive circuit 12.
As shown in Figure 2, described intelligent regulator 1 is by the DSC(digital signal controller) and the peripheral circuit formation, it is the dynamic stability control system of DSPIC6012A that DSC described in the utility model adopts model.
As shown in Figure 7, described three camera set tension measuring circuits 2 A, the B, C three-phase voltage signal ptA, ptB, the ptC that include unit corresponds to 13 pin, 14 pin, 15 pin of DSC chip in the intelligent regulator 1 separately by a current rectifying and wave filtering circuit.
As shown in Figure 9, described three camera set current measurement circuits 4 A, the B, C three-phase current signal ctA, ctB, the ctC that include unit corresponds to 12 pin, 11 pin, 21 pin of DSC chip in the intelligent regulator 1 separately by a current rectifying and wave filtering circuit.
As shown in Figure 8, described measurement circuit of network voltage 3 is by 22 pin of A phase mains voltage signal npt by current rectifying and wave filtering circuit DSC chip in the intelligent regulator 1.
As shown in figure 10, described exciting voltage current measurement circuit 6 comprises 23 pin of exciting voltage signal eV by current rectifying and wave filtering circuit DSC chip in the intelligent regulator 1, and field current signal eI is by 16 pin of current rectifying and wave filtering circuit DSC chip in the intelligent regulator 1.
As shown in figure 11, described speed regulator servomotor aperture feedback measuring circuit 7 includes two groups of speed regulator servomotor aperture feedback signals, and described two groups of speed regulator servomotor aperture feedback signal Wa1 and Wa2 correspond to 29 pin and 28 pin of DSC chip in the intelligent regulator 1 separately by a current rectifying and wave filtering circuit.
As shown in figure 12, described head and oil pressure measuring circuit 8 comprise that head presses measuring circuit and oil pressure measuring circuit two-part, and it all is AD12 pin and the AD11 pin by current rectifying and wave filtering circuit DSC chip in the intelligent regulator 1 separately that described head presses the head in the measuring circuit to press fuel injection pressure signal OP in signal WH, the oil pressure measuring circuit.
As shown in figure 13, the temperature signal Tempe1 in the temperature signal measurement circuit 9 is by the AD10 pin of current rectifying and wave filtering circuit DSC chip in the intelligent regulator 1.
Described frequency measurement circuit 5 includes the measurement to the power frequency and the electric voltage frequency of generator set, and to the measurement of line voltage frequency, as shown in Figure 6, the A phase current signal ctA of described generator set and A phase voltage signal ptA and A mutually mains voltage signal npt correspond to 44 pin, 43 pin, 42 pin of DSC chip in the intelligent regulator 1 separately successively by a current rectifying and wave filtering circuit and photoelectric isolating circuit.
As shown in Figure 4, described communicating circuit 15 includes 232 communicating circuits, 485 communicating circuits and CAN communicating circuit.Be respectively to constitute by RS485 chip D7, CAN chip D6 and RS232 chip D8.
As shown in Figure 5, described liquid crystal circuit is to be made of led chip, described keyboard circuit is three button BT1, BT2, the BT3 that links to each other with intelligent regulator 1 by three, what described three button BT1, BT2, BT3 were corresponding respectively is in parallel with an electric capacity, end ground connection after the parallel connection, the other end connects 45 pin, 17 pin, 18 pin of DSC chip in the intelligent regulator 1, and this end that connects intelligent regulator 1 also connects DC electrical source by a resistance.
Described I/O expander 13 includes two-way, wherein one the tunnel is to be made of the photoelectric isolating circuit that an I/O expander that links to each other with intelligent regulator 1 signal input port is connected with input end with an I/O expander, and the input end of the photoelectric isolating circuit in this road connects the switching value input signal; Another road is the 2nd I/O expander that links to each other by with intelligent regulator 1 signal output port, the output terminal of described the 2nd I/O expander connects a photoelectric isolating circuit and a drive circuit successively, and the output terminal of the drive circuit in this road is switching value output.
A described I/O expander is with identical with an I/O expander structure, as shown in Figure 3, all be to constitute by four identical chip D2, D3, D4, D5, the model of four chips is MCP23016, corresponding 48,47,4,5 pin that connect DSC chip in the intelligent regulator 1 of 6 pin of four chip D2, D3, D4, D5,14 pin all connect 37 pin of DSC chip in the intelligent regulator 1, and 15 pin all connect 36 pin of DSC chip in the intelligent regulator 1.The described photoelectric isolating circuit that links to each other with an I/O expander is to be made of the corresponding four groups of identical optoelectronic isolator groups that constitute the switching value input circlult of chip D2, D3, D4, the D5 identical with four as shown in figure 17.Described photoelectric isolating circuit and the drive circuit that links to each other successively with the 2nd I/O expander, as shown in figure 18, be to be that Darlington transistor array U1, U2, U3, the U4 of VLN2803 constitutes by corresponding four groups of identical optoelectronic isolator groups that constitute the switching value output circuit of chip D2, D3, D4, the D5 identical with four and the model that links to each other with the optoelectronic isolator group, described each Darlington transistor array U1, U2, U3, U4 are output as switching value output.
As shown in figure 14, described digital watch drive circuit 10 includes the circuit that one road circuit and a road that drives first digital watch drives second digital watch, the circuit of described driving first digital watch and drive second digital watch circuit each naturally by one with intelligent regulator 1 in the photoelectric isolating circuit that 54 pin/55 pin link to each other of DSC chip constitute the digital watch that the output N1/N2 correspondence connection of described current rectifying and wave filtering circuit is driven with a current rectifying and wave filtering circuit that links to each other with described photoelectric isolating circuit.
As shown in figure 16, described Proportional valve drive circuit 12 includes No. four drive circuits that drive No. 1 Proportional valve, No. 2 Proportional valves, No. 3 Proportional valves and No. 4 Proportional valves respectively, each is made of described No. four drive circuits with a driving output circuit that links to each other with described photoelectric isolating circuit a photoelectric isolating circuit that links to each other with 3 pin, 6 pin, 61 pin, 62 pin, 63 pin, 64 pin, 2 pin, 1 pin of DSC chip in the intelligent regulator 1 naturally, the corresponding Proportional valve that is driven that connects of the output 24V of described driving output circuit.
As shown in figure 15, described excitation output circuit 11 is to be made of with a driving output circuit that links to each other with described photoelectric isolating circuit a photoelectric isolating circuit that links to each other with 46 pin, 49 pin, 50 pin, 51 pin, 52 pin, 53 pin of DSC chip in the intelligent regulator 1, and the output Vref2 of described driving output circuit connects driven controllable silicon pulse transformer.
Claims (10)
1. hydraulic generator unit composite control apparatus, it is characterized in that, include intelligent regulator (1), respectively to intelligent regulator (1) input analog amount signal: three camera set tension measuring circuits (2), measurement circuit of network voltage (3), three camera set current measurement circuits (4), frequency measurement circuit (5), exciting voltage current measurement circuit (6), speed regulator servomotor aperture feedback measuring circuit (7), head and oil pressure measuring circuit (8) and temperature signal measurement circuit (9), be used for the communicating circuit (15) that carries out communication with intelligent regulator (1), I/O expander (13) that links to each other with intelligent regulator (1) and liquid crystal and keyboard circuit (14) are exported the digital watch drive circuit (10) that links to each other with intelligent regulator (1) respectively, excitation output circuit (11) and Proportional valve drive circuit (12).
2. hydraulic generator unit composite control apparatus according to claim 1 is characterized in that: A, B, C three-phase voltage signal that described three camera set tension measuring circuits (2) include unit pass through a current rectifying and wave filtering circuit separately to intelligent regulator (1); A, B, C three-phase current signal that described three camera set current measurement circuits (4) include unit pass through a current rectifying and wave filtering circuit separately to intelligent regulator (1); Described measurement circuit of network voltage (3) is to pass through a current rectifying and wave filtering circuit to intelligent regulator (1) by A phase mains voltage signal.
3. hydraulic generator unit composite control apparatus according to claim 1, it is characterized in that: described exciting voltage current measurement circuit (6) comprises that the exciting voltage signal passes through a current rectifying and wave filtering circuit to intelligent regulator (1), and the field current signal passes through a current rectifying and wave filtering circuit to intelligent regulator (1); Described speed regulator servomotor aperture feedback measuring circuit (7) includes two groups of speed regulator servomotor aperture feedback signals, and described two groups of speed regulator servomotor aperture feedback signals are passed through a current rectifying and wave filtering circuit separately to intelligent regulator (1).
4. hydraulic generator unit composite control apparatus according to claim 1, it is characterized in that: described head and oil pressure measuring circuit (8) comprise head pressure measuring circuit and oil pressure measuring circuit two-part, and it all is to pass through a current rectifying and wave filtering circuit separately to intelligent regulator (1) that described head presses the head in the measuring circuit to press fuel injection pressure signal and the temperature signal in the temperature signal measurement circuit (9) in signal, the oil pressure measuring circuit.
5. hydraulic generator unit composite control apparatus according to claim 1, it is characterized in that: described frequency measurement circuit (5) includes the measurement to the power frequency and the electric voltage frequency of generator set, and to the measurement of line voltage frequency, the A phase current signal of described generator set and A phase voltage signal and A mutually mains voltage signal separately successively by a current rectifying and wave filtering circuit and a photoelectric isolating circuit to intelligent regulator (1).
6. hydraulic generator unit composite control apparatus according to claim 1 is characterized in that: described communicating circuit (15) includes 232 communicating circuits, 485 communicating circuits and CAN communicating circuit.
7. hydraulic generator unit composite control apparatus according to claim 1, it is characterized in that: described I/O expander (13) includes two-way, wherein one the tunnel is to be made of the photoelectric isolating circuit that an I/O expander that links to each other with intelligent regulator (1) signal input port is connected with input end with an I/O expander, and the input end of the photoelectric isolating circuit in this road connects the switching value input signal; Another road is the 2nd I/O expander that links to each other by with intelligent regulator (1) signal output port, the output terminal of described the 2nd I/O expander connects a photoelectric isolating circuit and a drive circuit successively, and the output terminal of the drive circuit in this road is switching value output.
8. hydraulic generator unit composite control apparatus according to claim 1, it is characterized in that: described digital watch drive circuit (10) includes the circuit that one road circuit and a road that drives first digital watch drives second digital watch, each is made of the circuit of described driving first digital watch and the circuit that drives second digital watch with a current rectifying and wave filtering circuit that links to each other with described photoelectric isolating circuit a photoelectric isolating circuit that links to each other with intelligent regulator (1) naturally, the corresponding digital watch that is driven that connects of the output of described current rectifying and wave filtering circuit.
9. hydraulic generator unit composite control apparatus according to claim 1, it is characterized in that: described Proportional valve drive circuit (12) includes No. four drive circuits that drive No. 1 Proportional valve, No. 2 Proportional valves, No. 3 Proportional valves and No. 4 Proportional valves respectively, each is made of described No. four drive circuits with a driving output circuit that links to each other with described photoelectric isolating circuit a photoelectric isolating circuit that links to each other with intelligent regulator (1) naturally, the corresponding Proportional valve that is driven that connects of the output of described driving output circuit.
10. hydraulic generator unit composite control apparatus according to claim 1, it is characterized in that: described excitation output circuit (11) is to be made of with a driving output circuit that links to each other with described photoelectric isolating circuit a photoelectric isolating circuit that links to each other with intelligent regulator (1), and the output of described driving output circuit connects driven controllable silicon pulse transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201353445U CN202065119U (en) | 2011-04-29 | 2011-04-29 | Hydroelectric generating set combination control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201353445U CN202065119U (en) | 2011-04-29 | 2011-04-29 | Hydroelectric generating set combination control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202065119U true CN202065119U (en) | 2011-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201353445U Expired - Fee Related CN202065119U (en) | 2011-04-29 | 2011-04-29 | Hydroelectric generating set combination control device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202065119U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306886A (en) * | 2013-05-29 | 2013-09-18 | 郑程遥 | Method for adjusting and controlling all parameters of water-turbine generator set |
| CN107503875A (en) * | 2017-08-04 | 2017-12-22 | 天津大学 | The Flow vibration TRT and control method that a kind of excitation automatically supplies |
| CN111237116A (en) * | 2020-01-14 | 2020-06-05 | 河海大学 | Nonlinear non-salient pole hydraulic generator water gate and excitation combined adjusting method and system |
-
2011
- 2011-04-29 CN CN2011201353445U patent/CN202065119U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306886A (en) * | 2013-05-29 | 2013-09-18 | 郑程遥 | Method for adjusting and controlling all parameters of water-turbine generator set |
| CN107503875A (en) * | 2017-08-04 | 2017-12-22 | 天津大学 | The Flow vibration TRT and control method that a kind of excitation automatically supplies |
| CN107503875B (en) * | 2017-08-04 | 2023-01-31 | 天津大学 | Excitation self-supply flow-induced vibration power generation device and control method |
| CN111237116A (en) * | 2020-01-14 | 2020-06-05 | 河海大学 | Nonlinear non-salient pole hydraulic generator water gate and excitation combined adjusting method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111207 Termination date: 20160429 |