NATURAL GAS WILL FUEL BULK CARRIER

A bulk carrier which will be fueled by compressed natural gas, a world first, is being built for on Adelaide company by Carrington Slipways Pty Ltd., of Newcastle, New South Wales. The vessel, a 7,500 tonne d.w. self unloading limestone carrier, will cost $A9.6 million, some $A600,000 more than a conventional diesel engined installation. The owner, Adelaide and Brighton Cement Co. Ltd., expects there will be a rapid pay back of the extra capital cost of the ship and associated facilities. These have been estimated at 7 per cent overall which have meant an increase capital cost of $A670,000 for both ship and fuel loading equipment. Adelaide gas costs about 0.2 cent/megajoule compared with 0.58 cent for diesel fuel, 0.82 cent for distillate and 0.11 cent/megajoule for coal. As Adelaide Brighton is a large industrial user of gas it will probably have the benefit of a special rate. Studies by Mr. Ellis indicate savings on the ship's fuel bill of some $A250,000 for the first year. The initial design of the gas storage system had been for gas stored at 600 lb/sq in. in tanks located on deck measuring 18 x 2.5 m. By compressing the gas to 2,300 lb/sq in the required quantity of gas could be stored in 20 bottles each of 9.0 x 0.5 m and weighing 1.5 ton. These will be made by Dalmine S.p.A., of Milan. Being fed aft to the engine-room, the gas will be decompressed and piped at normal pressure via an above deck pipeline. Propulsion will be by two Fuji 6LG32X dual fuel engines each producing 1,650 bhp and driving twin screws through gears.

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    IPC Industrial Press Limited

    Quadrant House, The Quadrant
    Sutton, Surrey,   England 
  • Publication Date: 1980-12

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  • Accession Number: 00325795
  • Record Type: Publication
  • Files: TRIS
  • Created Date: Mar 12 1981 12:00AM