CN103387043B - Watercraft electric propulsion system - Google Patents
Watercraft electric propulsion system Download PDFInfo
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- CN103387043B CN103387043B CN201210138260.6A CN201210138260A CN103387043B CN 103387043 B CN103387043 B CN 103387043B CN 201210138260 A CN201210138260 A CN 201210138260A CN 103387043 B CN103387043 B CN 103387043B
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Abstract
The invention discloses a kind of watercraft electric propulsion system, i.e. native system driver behavior control module is provided the speed-regulating control device control signal of speed-regulating control module by speed preset device, bridge controller by fieldbus, and the information that controls shows at display unit；Cabin operation control module is provided the speed-regulating control device control signal of speed-regulating control module by cabin Local Controller by fieldbus, and the information that controls shows at indicating member；Speed-regulating control module is controlled magnetic coupling by speed-regulating control device by speed regulating actuator；Powered Propulsion module is made up of steering controller, motor, propulsion plant and velocity sensor, and motor connects propulsion plant by magnetic coupling, and velocity sensor detection rotating speed also feeds back to speed-regulating control device.Native system motor flexibly connects with propulsion plant, it is achieved load speed, the adjustment of moment of torsion, it is to avoid vibrations transmission, noise superposition, improves parts service life, reduces maintenance cost, it is ensured that system even running.
Description
Technical field
The present invention relates to a kind of watercraft electric propulsion system.
Background technology
Compared with marine electric power propulsion advances with traditional mechanical, watercraft electric propulsion system uses motor directly to drive propulsion plant, effectively reduce boats and ships installed power, reduce oil consumption, reduce discharge, have that speed adjustable range is wide, driving moment big, be prone to rotating, maneuvering performance is excellent, operational flexibility is strong, reliability is high and maintenance is few, the little flexible layout of volume, vibration and noise is little, install and the feature such as easy to maintenance.Therefore, marine electric power propulsion is the direction of future development.
General watercraft electric propulsion system mainly includes generating set, transformator, converter, motor, propulsion plant and control system composition, generating set provides motor power by transformator, converter and control system control the operation of motor, and motor-driven propulsion plant rotates.The pattern of watercraft electric propulsion system is varied at present, is summed up and is basically divided into following five classes: silicon controlled rectifier (SCR) and dc motor, displacement oar and AC asynchronous motor, current-mode converter and autosynchronous motor, Cycloccnverter and autosynchronous motor, voltage frequency converter and AC asynchronous motor.Its purpose is all the speed change reaching controllable propulsion plant, it is achieved the normal/cruise of boats and ships.But the motor of watercraft electric propulsion system is rigidly connected with propulsion plant mostly, vibrations noise is relatively big, and motor and drivetrain components (such as bearing, sealing member etc.) are short for service life, and under adverse circumstances, conformability is poor, and maintenance cost is higher；The control system simultaneously using converter can produce harmonic wave interference to motor, reduces the work efficiency of motor, and when voltage reduces, converter possibly cannot work, and affects the normal manipulation of boats and ships.
Summary of the invention
The technical problem to be solved is to provide a kind of watercraft electric propulsion system, native system is utilized to make motor flexibly connect with propulsion plant, conveniently realize the adjustment of load speed, moment of torsion, avoid vibrations transmission, noise superposition, improve the service life of parts, reduce system maintenance cost, it is ensured that system even running.
For solving above-mentioned technical problem, watercraft electric propulsion system of the present invention includes driver behavior control module, cabin operation control module and Powered Propulsion module, described driver behavior control module includes speed preset device, bridge controller and display unit, described speed preset device outfan connects described bridge controller input, and described bridge controller signals outfan connects described display unit input；nullDescribed cabin operation control module includes cabin Local Controller and indicating member，Described cabin Local Controller signal output part connects described indicating member input，Described Powered Propulsion module includes steering controller、Motor、Propulsion plant and velocity sensor，Described steering controller outfan connects described motor signal input，Described velocity sensor is located in described propulsion plant rotating shaft，This control system also includes speed-regulating control module and magnetic coupling，Described speed-regulating control module includes speed-regulating control device and speed regulating actuator，Described bridge controller and cabin Local Controller connect described speed-regulating control device by fieldbus respectively，Described speed-regulating control device outfan connects described steering controller input and speed regulating actuator input respectively，Described magnetic coupling is located between described motor rotary shaft and propulsion plant rotating shaft，Described speed regulating actuator and magnetic coupling are by being mechanically connected，Described speed sensor signal outfan connects the signal feedback input end of described speed-regulating control device.
Further, above-mentioned speed regulating actuator includes artificial hand behaviour's wheel, and described artificial hand behaviour's wheel connects described speed regulating actuator.
Owing to watercraft electric propulsion system of the present invention have employed technique scheme, i.e. native system is operated control module, Powered Propulsion module, speed-regulating control module and magnetic coupling by driver behavior control module, cabin and constitutes, driver behavior control module is provided the speed-regulating control device control signal of speed-regulating control module by speed preset device, bridge controller by fieldbus, and the information that controls shows at display unit；Cabin operation control module is provided the speed-regulating control device control signal of speed-regulating control module by cabin Local Controller by fieldbus, and the information that controls shows at indicating member；Speed-regulating control module is controlled magnetic coupling by speed-regulating control device by speed regulating actuator；Powered Propulsion module is made up of steering controller, motor, propulsion plant and velocity sensor, and motor connects propulsion plant by magnetic coupling, and velocity sensor detection rotating speed also feeds back to speed-regulating control device.This control system makes motor flexibly connect with propulsion plant, conveniently realizes the adjustment of load speed, moment of torsion, it is to avoid vibrations transmission, noise superposition, improves the service life of parts, reduces system maintenance cost, it is ensured that system even running.
Accompanying drawing explanation
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings:
Fig. 1 is the theory diagram of watercraft electric propulsion system of the present invention.
Detailed description of the invention
As shown in Figure 1, watercraft electric propulsion system of the present invention includes driver behavior control module 1, cabin operation control module 2 and Powered Propulsion module 3, described driver behavior control module 1 includes speed preset device 11, bridge controller 12 and display unit 13, described speed preset device 11 outfan connects described bridge controller 12 input, and described bridge controller 12 signal output part connects described display unit 13 input；Described cabin operation control module 2 includes cabin Local Controller 21 and indicating member 22, and described cabin Local Controller 21 signal output part connects described indicating member 22 input;Described Powered Propulsion module 3 includes steering controller 31, motor 32, propulsion plant 34 and velocity sensor 33, and described steering controller 31 outfan connects described motor 32 signal input part, and the rotating shaft of described propulsion plant 34 is located at by described velocity sensor 33;This control system also includes that speed-regulating control module 4 and magnetic coupling 5, described speed-regulating control module 4 include speed-regulating control device 41 and speed regulating actuator 42;Described bridge controller 12 and cabin Local Controller 21 connect described speed-regulating control device 41 by fieldbus respectively, described speed-regulating control device 41 outfan connects described steering controller 31 input and speed regulating actuator 42 input respectively, described magnetic coupling 5 is located between the rotating shaft of described motor 32 and propulsion plant 34 rotating shaft, described speed regulating actuator 42 and magnetic coupling 5 are by being mechanically connected, and described velocity sensor 33 signal output part connects the signal feedback input end of described speed-regulating control device 41.
Further, above-mentioned speed regulating actuator 42 includes artificial hand behaviour's wheel 43, described artificial hand behaviour's wheel 43 described speed regulating actuator 42 of connection.Artificial hand behaviour's wheel can pass through Manpower operating speed regulating actuator, under emergency conditions to adjust the magnetic couple gap of magnetic coupling so that motor output torque is transferred to propulsion plant, it is achieved the manipulation of ship's navigation.
After deck officer's Negotiation speed setter sends instruction, control instruction is delivered to speed-regulating control device by fieldbus by bridge controller, show corresponding data and state at display unit simultaneously, speed-regulating control device accepts the speed of a ship or plane signal of boats and ships and from the rotating speed of propulsion plant of velocity sensor as feedback signal simultaneously, after calculation process, send speed regulating control signal to speed regulating actuator, the magnetic couple gap of speed-regulating type magnetic bonder is driven by speed regulating actuator, make the constant output adjustment of rotational speed of motor to needing given rotating speed, and drive propulsion plant to make boats and ships realize electric propulsion.
According to specification, native system also includes a cabin operation control module and artificial hand behaviour's wheel, cabin operation control module is made up of cabin Local Controller and indicating member, cabin Local Controller connects speed-regulating control device by fieldbus, realizing ship's navigation to control in cabin, the corresponding data of ship's navigation simultaneously and the state indicating member in cabin shows；And artificial hand behaviour's wheel still can manipulate ship's navigation by speed regulating actuator when the system failure, it is ensured that the navigation safety of boats and ships.
Fieldbus is used to be connected between bridge controller and cabin Local Controller and the speed-regulating control device of native system, the control instruction from ship panel and cabin can be received, and speed-regulating control device accepts the propulsion plant speed feedback signal composition closed-loop control system of ship speed signal and velocity sensor detection, realize the control process to speed governing magnetic coupling under different operating modes, to ensure the electric propulsion of boats and ships.
This control system uses magnetic coupling to connect motor rotary shaft and propulsion plant rotating shaft, for relatively by other electric propulsion systems of the means arrangements for speed regulation such as pressure regulation, frequency conversion, the between centers of its motor and propulsion plant is for flexibly connecting, overcome the defect that conventional rigid connects, conveniently realize the adjustment of load speed, moment of torsion, avoid vibrations transmission, reduce mechanical vibration, avoid noise superposition, reduce running noises further, guarantee system even running, quiet for warship and submarine especially is very important.Motor uses with propulsion plant and flexibly connects simultaneously, easy for installation, extends the service life of drive system each critical piece such as bearing, sealing etc..
Using to flexibly connect makes electronic function realize the most steady and progressive flexible startup/stopping, can realizing accurately controlling and regulation to load, and magnetic coupling self has overload protection function, can effectively protect motor.In adverse circumstances this control system adaptable, maintenance-free performance is high, stability is higher relative to converter with reliability, and care and maintenance expense is lower.This control system, compared with converter, can eliminate converter and disturb the harmonic wave of motor, improve the work efficiency of motor.When voltage reduces, converter possibly cannot work, but this control system can not be affected.
This control system has without discharge, pollution-free, beneficially environmental protection；The most shockproof, low noise, improves the comfort level of boats and ships, adds disguise for warship and submarine, and save the energy, improve stability and reliability that boats and ships drive, reduce maintenance cost.
Claims (2)
1. a watercraft electric propulsion system, including driver behavior control module, cabin operation control module and Powered Propulsion module, described driver behavior control module includes speed preset device, bridge controller and display unit, described speed preset device outfan connects described bridge controller input, and described bridge controller signals outfan connects described display unit input；nullDescribed cabin operation control module includes cabin Local Controller and indicating member，Described cabin Local Controller signal output part connects described indicating member input，Described Powered Propulsion module includes steering controller、Motor、Propulsion plant and velocity sensor，Described steering controller outfan connects described motor signal input，Described velocity sensor is located in described propulsion plant rotating shaft，It is characterized in that: also include speed-regulating control module and magnetic coupling，Described speed-regulating control module includes speed-regulating control device and speed regulating actuator，Described bridge controller and cabin Local Controller connect described speed-regulating control device by fieldbus respectively，Described speed-regulating control device outfan connects described steering controller input and speed regulating actuator input respectively，Described magnetic coupling is located between described motor rotary shaft and propulsion plant rotating shaft，Described speed regulating actuator and magnetic coupling are by being mechanically connected，Described speed sensor signal outfan connects the signal feedback input end of described speed-regulating control device.
Watercraft electric propulsion system the most according to claim 1, it is characterised in that: described speed regulating actuator includes artificial hand behaviour's wheel, and described artificial hand behaviour's wheel connects described speed regulating actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210138260.6A CN103387043B (en) | 2012-05-07 | 2012-05-07 | Watercraft electric propulsion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210138260.6A CN103387043B (en) | 2012-05-07 | 2012-05-07 | Watercraft electric propulsion system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103387043A CN103387043A (en) | 2013-11-13 |
| CN103387043B true CN103387043B (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210138260.6A Expired - Fee Related CN103387043B (en) | 2012-05-07 | 2012-05-07 | Watercraft electric propulsion system |
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| JP6905695B2 (en) * | 2017-05-12 | 2021-07-21 | 国立大学法人東京海洋大学 | Bubble generation detection device and bubble generation detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5587697A (en) * | 1978-12-25 | 1980-07-02 | Mitsubishi Heavy Ind Ltd | Propulsion system by variable pitch propeller |
| JP3990155B2 (en) * | 2000-01-14 | 2007-10-10 | シーメンス アクチエンゲゼルシヤフト | Ship propulsion drive system |
| JP3682531B2 (en) * | 2002-03-05 | 2005-08-10 | 独立行政法人海上技術安全研究所 | Hybrid marine propulsion device |
| JP5537264B2 (en) * | 2010-06-01 | 2014-07-02 | 東芝三菱電機産業システム株式会社 | Driving device and driving method for electric propulsion ship |
| CN201864035U (en) * | 2010-11-25 | 2011-06-15 | 永济新时速电机电器有限责任公司 | Water surface equipment electric propulsion system |
| CN202624620U (en) * | 2012-05-07 | 2012-12-26 | 上海融德机电工程设备有限公司 | Electric propulsion system of ship |
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| CN103387043A (en) | 2013-11-13 |
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Granted publication date: 20160810 Termination date: 20200507 |