A draft meter to be used for a vessel in which a plurality of seal rings are arranged around a propeller shaft at intervals in an axial direction of the propeller shaft, an air chamber and an oil chamber in this order from a stern side are provided by the plurality of seal rings, and an air control unit is connected to the air chamber via an air supply channel, and having a pressure gauge for measuring pressure in the air chamber, includes:a data storage unit and an arithmetic unit,wherein the data storage unit is configured such that predetermined correction data and predetermined seawater density data are stored and that pressure data measured by the pressure gauge is received, andwherein the arithmetic unit is configured to identify a draft of the vessel by calculating a difference value between the pressure data and the correction data and by dividing the difference value by the seawater density data.


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    Titel :

    DRAUGHT METER AND VESSEL


    Weitere Titelangaben:

    TIEFGANGSMESSER UND SCHIFF
    APPAREIL DE MESURE DE TIRANT D'EAU ET NAVIRE


    Beteiligte:

    Erscheinungsdatum :

    2022-05-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    F16J Kolben , PISTONS / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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