A vessel comprising a hull (5) and a heave compensation system for a load that is suspended from the hull (5), wherein the heave compensation system comprises a winch (31) with a drum (36) on the hull (5) and a hoisting cable around the drum (36) for hoisting and suspending the load, a first hydraulic motor (33) and a second hydraulic motor (34) that are operatively connected to the drum (36) to rotate synchronously with the drum (36), and a hydraulic drive system with a hydraulic circuit to control the hydraulic fluid to the hydraulic motors (33), wherein the hydraulic drive system is able to switch between a hoisting mode and a heave compensation mode wherein in the hoisting mode the hydraulic motors (33) work parallel, and wherein in the heave compensation mode only the first hydraulic motor (33) is powered while the second hydraulic motor (34) is connected to a biased accumulator assembly.


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    Title :

    VESSEL WITH HEAVE COMPENSATION SYSTEM


    Additional title:

    SCHIFF MIT WELLENAUSGLEICHSYSTEM
    NAVIRE DE COMPENSATION DE TANGAGE


    Contributors:

    Publication date :

    2018-09-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES / B66D Haspeln , CAPSTANS



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