CN202424201U - Parallel operation control device of ship power station - Google Patents
Parallel operation control device of ship power station Download PDFInfo
- Publication number
- CN202424201U CN202424201U CN2012200434810U CN201220043481U CN202424201U CN 202424201 U CN202424201 U CN 202424201U CN 2012200434810 U CN2012200434810 U CN 2012200434810U CN 201220043481 U CN201220043481 U CN 201220043481U CN 202424201 U CN202424201 U CN 202424201U
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Abstract
The utility model relates to a parallel operation control device of a ship power station. Generator voltage is connected with a transformer, the transformer is connected with a wave converter, generator rotating speed is connected with an optical-electricity encoder, the optical-electricity encoder is connected with a high speed counter, a power transmitter is connected with an amplifier, the amplifier is connected with a voltage/frequency (V/F) converter, the wave converter, the high speed counter, the V/F converter and a recognition circuit of a unit to be combined are connected with the input end of a programmable controller respectively, and a generator operation condition display circuit, an alarming circuit, a closing circuit of the unit to be combined, a unit speed increasing/reducing control circuit and a disconnection control circuit are connected with the output end of the programmable controller respectively. The parallel operation control device of the ship power station achieves one-machine automatic constant frequency operation, automatic parallel connection operation, automatic frequency and load adjustment, automatic load transferring and disconnection of the ship power station, solves the problem that manual parallel operation of the ship power station can not catch same-phase points easily, can detect and calculate active power of a single generator unit, and distributes power automatically and evenly. A system design plan is reasonable, working reliability is high, maintenance is simple and convenient, and control performance is good.
Description
Technical field
The utility model relates to a kind of Ship Power Station and truck control device.
Background technology
Though present stage, China's shipping industry total amount occupy the first in the world, the localization rate of parts and components of boats and ships corollary equipment is very low, and wherein the localization rate of parts and components of Control of Ship Power Station equipment is lower.The brand that many shipowners even direct designated equipment adopt is to such an extent as to most of domestic shipyard Control of Power Plant equipment all need rely on import.It is thus clear that the Control of Power Plant equipment that exploitation has own intellectual property has crucial meaning.
As everyone knows, the Ship Power Station is the heart of modern ships.Power loss of shipping grid can cause whole ship paralysis, and the reliable power supply in power station is the necessary condition of the normal operation of full ship all devices, and aspects such as control system and power station unit, the generator control panel in power station are then depended in the assurance of the reliable power supply in power station.In today of industrialization fast development, the Ship Power Station of adopting the PLC technology to control can be improved the reliability and the maneuvering performance of Control of Ship Power Station effectively, guarantees the Ship Power Station safe operation.
Summary of the invention
The purpose of the utility model provides a kind of Ship Power Station and truck control device, the automatic constant frequency operation of unit, automatic parallel operation, automatic frequency adjustment that it can realize the Ship Power Station transfer carry, transferring load and off-the-line automatically.Supervisory control system is a core control part with PLC, solved the Ship Power Station manually and car be difficult to the problem of accurate seizure " homophase point ", and can detection computations there emerged a the active power of generating set, automatic average distributes power.System design scheme is reasonable, and functional reliability is high, safeguards simple and conveniently, and control performance is good.
Be to solve the existing problem of background technology, the utility model adopts following technical scheme: it by generator operating condition display circuit 1, warning circuit 2, treat parallel operation combination lock circuit 3, unit add/deceleration control circuit 4, separate arrange control circuit 5, wave converter 6, transformer 7, generator voltage 8, generator speed 9, photoelectric encoder 10, high-speed counter 11, power transducer 12, amplifier 13, V/F converter 14, treat and unit identification circuit 15, Programmable Logic Controller 16 are formed; Generator voltage 8 is connected with transformer 7; Transformer 7 is connected with wave converter 6; Generator speed 9 is connected with photoelectric encoder 10; Photoelectric encoder 10 is connected with high-speed counter 11, and power transducer 12 is connected with amplifier 13, and amplifier 13 is connected with V/F converter 14; Wave converter 6, high-speed counter 11, V/F converter 14, treat and unit identification circuit 15 is connected with the input of Programmable Logic Controller 16 respectively, generator operating condition display circuit 1, warning circuit 2, treat that parallel operation makes up lock circuit 3, unit and add/deceleration control circuit 4, separate arrange control circuit 5 and be connected with the output of Programmable Logic Controller 16 respectively.
The utlity model has following beneficial effect: the automatic constant frequency operation of unit, automatic parallel operation, automatic frequency adjustment that can realize the Ship Power Station transfer carry, transferring load and off-the-line automatically.Supervisory control system is a core control part with PLC, solved the Ship Power Station manually and car be difficult to the problem of accurate seizure " homophase point ", and can detection computations there emerged a the active power of generating set, automatic average distributes power.System design scheme is reasonable, and functional reliability is high, safeguards simple and conveniently, and control performance is good.
Description of drawings
Fig. 1 is the utility model Control of Ship Power Station structure drawing of device.
Embodiment
Referring to Fig. 1, this embodiment adopts following technical scheme: it by generator operating condition display circuit 1, warning circuit 2, treat parallel operation combination lock circuit 3, unit add/deceleration control circuit 4, separate arrange control circuit 5, wave converter 6, transformer 7, generator voltage 8, generator speed 9, photoelectric encoder 10, high-speed counter 11, power transducer 12, amplifier 13, V/F converter 14, treat and unit identification circuit 15, Programmable Logic Controller 16 are formed; Generator voltage 8 is connected with transformer 7; Transformer 7 is connected with wave converter 6; Generator speed 9 is connected with photoelectric encoder 10; Photoelectric encoder 10 is connected with high-speed counter 11, and power transducer 12 is connected with amplifier 13, and amplifier 13 is connected with V/F converter 14; Wave converter 6, high-speed counter 11, V/F converter 14, treat and unit identification circuit 15 is connected with the input of Programmable Logic Controller 16 respectively, generator operating condition display circuit 1, warning circuit 2, treat that parallel operation makes up lock circuit 3, unit and add/deceleration control circuit 4, separate arrange control circuit 5 and be connected with the output of Programmable Logic Controller 16 respectively.
This embodiment can realize the automatic constant frequency operation of the unit of Ship Power Station, automatic parallel operation, automatic frequency adjustment transfer carry, transferring load and off-the-line automatically.Supervisory control system is a core control part with PLC, solved the Ship Power Station manually and car be difficult to the problem of accurate seizure " homophase point ", and can detection computations there emerged a the active power of generating set, automatic average distributes power.System design scheme is reasonable, and functional reliability is high, safeguards simple and conveniently, and control performance is good.
Claims (1)
1. Ship Power Station and truck control device, it is characterized in that it by generator operating condition display circuit (1), warning circuit (2), treat parallel operation combination lock circuit (3), unit add/deceleration control circuit (4), separate arrange control circuit (5), wave converter (6), transformer (7), generator voltage (8), generator speed (9), photoelectric encoder (10), high-speed counter (11), power transducer (12), amplifier (13), V/F converter (14), treat and unit identification circuit (15), Programmable Logic Controller (16) are formed; Generator voltage (8) is connected with transformer (7); Transformer (7) is connected with wave converter (6); Generator speed (9) is connected with photoelectric encoder (10); Photoelectric encoder (10) is connected with high-speed counter (11); Power transducer (12) is connected with amplifier (13); Amplifier (13) is connected with V/F converter (14), wave converter (6), high-speed counter (11), V/F converter (14), treats and unit identification circuit (15) is connected with the input of Programmable Logic Controller (16) respectively, generator operating condition display circuit (1), warning circuit (2), treats that parallel operation makes up lock circuit (3), unit and add/deceleration control circuit (4), separate arrange control circuit (5) and be connected with the output of Programmable Logic Controller (16) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200434810U CN202424201U (en) | 2012-02-11 | 2012-02-11 | Parallel operation control device of ship power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200434810U CN202424201U (en) | 2012-02-11 | 2012-02-11 | Parallel operation control device of ship power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202424201U true CN202424201U (en) | 2012-09-05 |
Family
ID=46748926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200434810U Expired - Fee Related CN202424201U (en) | 2012-02-11 | 2012-02-11 | Parallel operation control device of ship power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202424201U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051669A (en) * | 2017-12-06 | 2018-05-18 | 中国能源建设集团华东电力试验研究院有限公司 | The electric adjustment system of special electrical wiring mode |
-
2012
- 2012-02-11 CN CN2012200434810U patent/CN202424201U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051669A (en) * | 2017-12-06 | 2018-05-18 | 中国能源建设集团华东电力试验研究院有限公司 | The electric adjustment system of special electrical wiring mode |
| CN108051669B (en) * | 2017-12-06 | 2020-01-31 | 中国能源建设集团华东电力试验研究院有限公司 | Electrical debugging system with special electrical wiring mode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20130211 |