CN204231232U - Diesel generating set self-starting checking motion - Google Patents
Diesel generating set self-starting checking motion Download PDFInfo
- Publication number
- CN204231232U CN204231232U CN201420668518.8U CN201420668518U CN204231232U CN 204231232 U CN204231232 U CN 204231232U CN 201420668518 U CN201420668518 U CN 201420668518U CN 204231232 U CN204231232 U CN 204231232U
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- generator
- master controller
- relay
- circuit
- generating set
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- Expired - Fee Related
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- Motor And Converter Starters (AREA)
Abstract
Diesel generating set self-starting checking motion, comprise diesel engine, generator, it is characterized in that also comprising master controller, inverter, the power supply that described inverter is electrically connected generator respectively and can charges, be connected into a start-up circuit, be used for starter-generator, between inverter and generator, be in series with the second relay, described master controller is connected between the current output terminal of generator and power supply, form an electricity-generating circuit, the electricity part that generator sends is transported in power supply after master controller rectification, the first relay is in series with between generator and master controller, main control circuit in master controller is connected with speed probe and rotor speed sensor, the beneficial effects of the utility model adopt start-up circuit structure, while startup diesel engine, give the startup rotating speed certain with generator, effectively alleviate impulse force during startup, diesel generating set is damaged from impulse force, and load when reducing diesel engine starting.
Description
Technical field
The utility model relates to diesel engine generator technical group field, is more particularly a kind of diesel generating set self-starting checking motion.
Background technology
Diesel generating set due to its volume little, flexible, light, comprehensive, convenient operation and maintenance, and be widely used in the departments such as mine, railway, building site, field, road traffic maintenance and factory, enterprise, hospital, as stand-by power supply or temporary source.Diesel generating set mainly has diesel engine to be power electric generators source, higher rotating speed can be reached due to instantaneous during diesel engine starting, the rotor of its generator driven also can promote rotating speed higher simultaneously, will rotate generator amature like this and cause certain impulse force, easily make generator be damaged.
Summary of the invention
For solving the problem, the utility model devises a kind of impulse force can alleviated generator amature and rotate, make the diesel generating set self-starting checking motion that generator damages from impulse force, its technical scheme is: described diesel generating set self-starting checking motion comprises diesel engine, generator, it is characterized in that also comprising master controller, inverter, the power supply that described inverter is electrically connected generator respectively and can charges, be connected into a start-up circuit, be used for starter-generator, between inverter and generator, be in series with the second relay; Described master controller is connected between the current output terminal of generator and power supply, form an electricity-generating circuit, the electricity part that generator sends is transported in power supply after master controller rectification, the first relay is in series with between generator and master controller, main control circuit in master controller is connected with speed probe and rotor speed sensor, described speed probe sends the rotating speed of diesel engine to master controller, and described rotor speed sensor is taked the tach signal of generator amature and then controlled the break-make of start-up circuit and electricity-generating circuit; First relay is connected with main control circuit respectively with the coil of the second relay, in order to control the closed and disconnection of the first relay and the second relay contact.
Master controller described in the utility model, is characterized in that master controller comprises PLC and three-phase bridge rectifier circuit.
When starting diesel generating set, speed probe detects that diesel engine rotating shaft rotates, and is transported to by signal in master controller, the closing of contact of main controller controls second relay, start-up circuit is connected, and while diesel engine drive electrical generators rotates, generator amature has had certain rotating speed; When rotor speed sensor detects the stabilization of speed of generator amature, the second relay contact disconnects, the first relay contact closure, and electricity-generating circuit is connected, and generating set enters normal power generation work.
The beneficial effects of the utility model adopt start-up circuit structure, while startup diesel engine, give the startup rotating speed certain with generator, effectively alleviate impulse force during startup, diesel generating set is damaged from impulse force, and load when reducing diesel engine starting.
accompanying drawing illustrates:
Accompanying drawing 1 is structural representation of the present utility model, in accompanying drawing 1:
1. speed probe, 2. diesel engine, 3. generator, 4. rotor speed sensor, 5. main control circuit, 6. master controller, 7. power supply, 8. inverter, 9. the first relay, 10. the second relay.
embodiment:
1 pair of the utility model describes in further detail by reference to the accompanying drawings, so that the public grasps implementation method of the present utility model better, the utility model specific embodiment is: described diesel generating set self-starting checking motion comprises diesel engine 2, generator 3, it also comprises master controller 6, inverter 8, the power supply 7 that described inverter 8 is electrically connected generator 3 respectively and can charges, be connected into a start-up circuit, be used for starter-generator 3, between inverter 8 and generator 3, be in series with the second relay 10, described master controller 6 is connected between the current output terminal of generator 3 and power supply 7, form an electricity-generating circuit, the electricity part that generator 3 sends is transported in power supply 7 after master controller 6 rectification, the first relay 9 is in series with between generator 3 and master controller 6, main control circuit 5 in master controller 6 is connected with speed probe 1 and rotor speed sensor 4, described speed probe 1 sends the rotating speed of diesel engine 2 to master controller 6, described rotor speed sensor 4 is taked the tach signal of generator 3 rotor and then is controlled the break-make of start-up circuit and electricity-generating circuit, first relay 9 is connected with main control circuit 5 respectively with the coil of the second relay 10, in order to control the closed and disconnection of the first relay 9 and the second relay 10 contact.
Master controller 6 described in the utility model comprises PLC and three-phase bridge rectifier circuit.
When starting diesel generating set, speed probe 1 detects that diesel engine 2 rotating shaft rotates, signal is transported in master controller 6, master controller 6 controls the closing of contact of the second relay 10, start-up circuit is connected, while diesel engine 2 drive electrical generators 3 rotates, generator 3 rotor has had certain rotating speed; When rotor speed sensor 4 detects the stabilization of speed of generator 3 rotor, the second relay 10 contact disconnects, first relay 9 closing of contact, and electricity-generating circuit is connected, and generating set enters normal power generation work.
The beneficial effects of the utility model adopt start-up circuit structure, while startup diesel engine 2, give the startup rotating speed certain with generator 3, effectively alleviate impulse force during startup, diesel generating set is damaged from impulse force, and reduces load when diesel engine 2 starts.
Claims (2)
1. diesel generating set self-starting checking motion, comprise diesel engine (2), generator (3), it is characterized in that also comprising master controller (6), inverter (8), described inverter (8) is electrically connected generator (3) and charge power supply (7) respectively, be connected into a start-up circuit, between inverter (8) and generator (3), be in series with the second relay (10); Described master controller (6) is connected between the current output terminal of generator (3) and power supply (7), form an electricity-generating circuit, the first relay (9) is in series with between generator (3) and master controller (6), main control circuit (5) in master controller (6) is connected with speed probe (1) and rotor speed sensor (4), the first relay (9) is connected with main control circuit (5) respectively with the coil of the second relay (10).
2. diesel generating set self-starting checking motion according to claim 1, is characterized in that master controller (6) comprises PLC and three-phase bridge rectifier circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420668518.8U CN204231232U (en) | 2014-11-11 | 2014-11-11 | Diesel generating set self-starting checking motion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420668518.8U CN204231232U (en) | 2014-11-11 | 2014-11-11 | Diesel generating set self-starting checking motion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204231232U true CN204231232U (en) | 2015-03-25 |
Family
ID=52929280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420668518.8U Expired - Fee Related CN204231232U (en) | 2014-11-11 | 2014-11-11 | Diesel generating set self-starting checking motion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204231232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2781945C1 (en) * | 2022-03-31 | 2022-10-21 | Акционерное общество "Научно-исследовательский и конструкторско-технологический институт подвижного состава" (АО "ВНИКТИ") | Diesel generator starter |
-
2014
- 2014-11-11 CN CN201420668518.8U patent/CN204231232U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2781945C1 (en) * | 2022-03-31 | 2022-10-21 | Акционерное общество "Научно-исследовательский и конструкторско-технологический институт подвижного состава" (АО "ВНИКТИ") | Diesel generator starter |
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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: 20150325 Termination date: 20161111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |