The average indicated horse-power was about 4500 H.P., or over 80 per cent, of the specified natural-draught power ; the mean ... horse-power per hour was lj lb., probably about one-half that which the old machinery would have expended at the same speed. ... in use in 1881, the daily consumption of coal for propulsion would have been about 125 tons per day, or from 3700 to 3800 tons for the voyage.
Title | : | A Manual of Naval Architecture for the Use of Officers of the Royal Navy, Officers of the Mercantile Marine, Yachtsmen, Shipowners, and Shipbuilders |
Author | : | Sir William Henry White |
Publisher | : | - 1894 |
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