To secure redundancy in a structure for driving a propeller driving shaft of one axis by one main engine.SOLUTION: A vessel 1 includes a hull 2 and a propulsion unit 20 installed in the hull, and the propulsion unit includes a main engine 30 having a main engine output shaft 31, an acceleration unit 60 having an acceleration unit output shaft 62 to which rotation of the main engine output shaft is transmitted in accelerated manner, a propeller driving shaft for rotating a propeller 22 arranged outside the hull, a first clutch 70 for switching connection/disconnection of the acceleration unit output shaft and a propeller driving shaft 21, and an electric motor 40 capable of driving rotation of the propeller driving shaft when the acceleration unit output shaft and the propeller driving shaft are not connected by the first clutch.SELECTED DRAWING: Figure 2

    【課題】一つの主機で一軸のプロペラ駆動軸を駆動する構成において、冗長性を確保する。【解決手段】船舶1は、船体2と、船体内に配置された推進部20と、を備え、推進部は、主機出力軸31を有した主機30と、主機出力軸の回転が増速されて伝達される増速部出力軸62を有した増速部60と、船体の外部に配置されたプロペラ22を回転させるプロペラ駆動軸と、増速部出力軸とプロペラ駆動軸21との接続・非接続を切り換える第一クラッチ70と、第一クラッチで増速部出力軸とプロペラ駆動軸とが非接続状態のときに、プロペラ駆動軸を回転駆動可能な電動機40と、を備える。【選択図】図2


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    Title :

    VESSEL, AND NAVIGATION METHOD FOR VESSEL


    Additional title:

    船舶、船舶の航行方法


    Contributors:

    Publication date :

    2022-05-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING



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