Scientific American Supplement, No. 484, April 11, 1885 by Various
page 41 of 127 (32%)
page 41 of 127 (32%)
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recorded:
_Table F.--Report of Trials of Engines of H.M. 48 ft. Twin Screw Steam Pinnace, No. 110._ Date August 4, 1881. Where tried Round the Isle of Wight Draught of water / Forward 3 ft. ½ in. \ Aft 3 ft. 6½ in. Average boiler pressure 104.81 lb. Average pressure in receivers / Starboard 16.27 " \ Port 16.54 " Mean air pressure in stokehold 1.4 in. water. Vacuum in condenser, average 26.72 in. Weather barometer 30.37 " Revolutions per minute / Starboard 240.75 \ Port 251.95 lb. Mean pressure in cylinders / Starboard / High 45.33 | \ Low 16.16 \ Port / High 43.16 \ Low 15.3 Indicated horse-power / Starboard / High 18.20 | \ Low 16.32 | Port / High 18.13 | \ Low 16.17 \ Collective Total 68.82 |
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