Q3 project for replacing Queen Mary, abandoned by Cunard, called for 200,000 shp in ship of 75,000 tons; approximate calculations for 2-shaft ship giving better propulsive efficiency than corresponding 4-shaft arrangement are given; calculations are based on displacement of 45,500 tons, block coefficient of 0.58 service speed of 29 1/2 knots; table shows possible propeller characteristics for 96,000 shp at 120 and 150 rpm.


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    Titel :

    "Q4" suggestion: twin screws or quadruple?


    Weitere Titelangaben:

    Mar Engr Naval Architect


    Beteiligte:
    Tyrrell, E. (Autor:in)

    Erschienen in:

    Erscheinungsdatum :

    1961


    Format / Umfang :

    2 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


    Single versus twin screws

    Liljegren, C.O. | Engineering Index Backfile | 1922



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