The Marine Steam Engine: A Treatise for the Use of Engineering Students and Officers of the Royal Navy |
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Page xv
... Crank - Shafts 621 649 3. Effect of the Inertia of the Reciprocating Parts of the Engines • • 652 4. Extracts from the Board of Trade Rules relating to Machinery and Boilers . 5. Lloyd's Rules for Boilers . 6. Examination Questions ...
... Crank - Shafts 621 649 3. Effect of the Inertia of the Reciprocating Parts of the Engines • • 652 4. Extracts from the Board of Trade Rules relating to Machinery and Boilers . 5. Lloyd's Rules for Boilers . 6. Examination Questions ...
Page 1
... crank , which enabled the power of the engine to be transmitted to the propeller smoothly and without shock , was an indispensable step in the progress of steam navigation . The marine steam - engine may justly be considered as a ...
... crank , which enabled the power of the engine to be transmitted to the propeller smoothly and without shock , was an indispensable step in the progress of steam navigation . The marine steam - engine may justly be considered as a ...
Page 2
... crank , and the general arrangement of her machinery would be considered creditable even at the present day . The first recorded instance of steam navigation proving commercially successful was in America , where , in 1807 , Robert ...
... crank , and the general arrangement of her machinery would be considered creditable even at the present day . The first recorded instance of steam navigation proving commercially successful was in America , where , in 1807 , Robert ...
Page 8
... crank . The trunnions are hollow , and the steam is admitted to and exhausted from the cylinders through them . In this type of engine , space and weight have been economised as far as is possible for paddle - wheel engines , and the ...
... crank . The trunnions are hollow , and the steam is admitted to and exhausted from the cylinders through them . In this type of engine , space and weight have been economised as far as is possible for paddle - wheel engines , and the ...
Page 11
... crank - shaft of the engine , worked into a pinion on the screw - propeller shafting , so that the speed of the engine shaft could be multiplied on the screw - shaft as many times as might be necessary . Direct engines . Before long ...
... crank - shaft of the engine , worked into a pinion on the screw - propeller shafting , so that the speed of the engine shaft could be multiplied on the screw - shaft as many times as might be necessary . Direct engines . Before long ...
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Common terms and phrases
absolute pressure action air-pump angle arrangement atmosphere back pressure bilge blades brass cause centre coal cocks combustion compound engine connected crank crank-shaft curve diameter draught eccentric efficiency evaporation exhaust expansion valve Fahr feed feed-water feet fitted friction funnel furnaces gases gear gun-metal heating surface high-pressure cylinder hot-well hydrometer increased indicated horse-power indicator diagrams iron jacket Kingston valves latent heat length low-pressure cylinders machinery marine boilers marine engines metal motion necessary ordinary orifice paddle-wheel pass pipes piston plates port pounds per square pressure of steam prevent propeller pumps quantity rates of expansion reduced revolutions per minute Royal Navy safety-valves screw screw-propeller sea-water sensible heat shaft ship shown in Fig side slide slide-valve speed square inch steam pressure steam-pipes steel stokeholds stroke suction suitable superheated superheater surface condensers temperature thermal units total heat triple expansion engines tubes vertical weight
Popular passages
Page 32 - ... the quantity of heat necessary to raise the temperature of one pound of water at its maximum density, one degree Fahr., can be made to perform work equal to the raising of 772 Ibs.