A Pocket Book of Marine Engineering Rules and Tables: For the Use of ... All Engaged in the Design and Construction of Marine Machinery, Naval & MercantileC.Griffin & Company, 1895 |
Contents
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Common terms and phrases
Admiralty air-pump angles barrel bars bending bilge blade Board of Trade boiler pressure bolts brasses breadth calculated cast cast-iron cent centimetre centre circulating pumps co-efficient cocks column connecting rod crank crank-pin Cube Cube Root cubic cubic foot degs diagram diameter eccentric efficiency exceed feet per minute fitted flange following Table foot formula furnace gear given gudgeon gun-metal heat horse-power inches diameter iron knots L.P. cylinder length less load main bearing mean pressure Naval nuts ordinary paddle engines paddle steamers pipes piston piston speed piston-rod pitch plate ports propeller proportions revolutions per minute rivet screw engines shearing stress ship single-acting square inch stays steam steamers steel stern-tube strength stress stroke studs stuffing box surface condensing Surveyor temperature tensile thickness tons Torpedo Torpedo Gunboats triple engines tubes twisting usually valve-rod valves vessels weight wetted surface white metal
Popular passages
Page 209 - More heat is required to raise the temperature of a pound of water one degree...
Page 279 - Every sea-going steam ship (unless used solely as a steam tug) shall be provided with a hose adapted for the purpose of extinguishing fire in any part of the ship and capable of being connected with the engines of the ship...
Page 264 - The safety-valves should be fitted with lifting gear, so arranged that the two or more valves on any one boiler can at all times be eased together, without interfering with the valves on any other boiler. The lifting gear should in all cases be arranged so that it can be worked by hand either from the engine-room or stokehole. Care should be taken that the safety-valves have a lift equal to at least one-fourth their diameter...
Page 431 - P— maximum allowable pressure, in pounds per square inch. T— thickness of plate, In sixteenths of an inch.
Page 264 - ... has a drain-pipe fitted at its lower part. In the case of lever valves, if the lever is not bushed with brass, the pins must be of brass ; iron and iron working together must not be passed. Too much care cannot be devoted to seeing that there is proper lift and free means of escape of waste steam, as it is obvious that unless the lift and means for escape of waste steam are ample, the effect is the same as reducing the area of the valve or putting on an extra load. The valve seats should be secured...
Page 371 - Barlow's Tables of Squares, Cubes, Square Roots, Cube Roots and Reciprocals, of all Integer Numbers from 1 to 10,000.
Page ii - FOR THE USE OF ENGINEERS, SURVEYORS, BOILER-MAKERS,. AND STEAM USERS. By TW TRAILL, M. INST. 0. E., FERN., Late Engineer Surveyor-in-Chief to the Board of Trade.
Page iii - HM A Pocketbook of Marine Engineering Rules and Tables. For the use of Marine Engineers and Naval Architects, Designers, Draughtsmen, Superintendents and all engaged in the design and construction of Marine Machinery, Naval and Mercantile.
Page 204 - The boilers must be tested by hydraulic pressure to twice the working pressure, in the presence, and to the satisfaction, of the Board's Surveyors.
Page 211 - I denote the whole length of the chimney, and of the flue leading to it, in feet ; m its " hydraulic mean depth ; " that is, its area divided by its perimeter ; which, for a square or round flue and chimney, is one quarter of the diameter...