The Marine Steam Engine: A Treatise for the Use of Engineering Students and Officers of the Royal Navy |
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Page 3
... necessary in land beam engines were dispensed with . The arrangement of the side - levers was sometimes varied by making them levers of the third order , the gudgeon or fulcrum being at one end and the steam cylinder placed between the ...
... necessary in land beam engines were dispensed with . The arrangement of the side - levers was sometimes varied by making them levers of the third order , the gudgeon or fulcrum being at one end and the steam cylinder placed between the ...
Page 8
... necessary oscillation to suit the motion of 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 ...
... necessary oscillation to suit the motion of 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 ...
Page 9
... necessary , by being kept below an iron or steel armoured deck , with armour gratings in the necessary engine - room hatchways and openings . All the more recent cruisers are thus fitted . With screw engines the decks are also kept ...
... necessary , by being kept below an iron or steel armoured deck , with armour gratings in the necessary engine - room hatchways and openings . All the more recent cruisers are thus fitted . With screw engines the decks are also kept ...
Page 11
... necessary . Direct engines . Before long , however , improvements in workmanship , appliances , and mechanical details so far advanced , that the speeds both of piston and of revolution could be sufficiently increased to allow the crank ...
... necessary . Direct engines . Before long , however , improvements in workmanship , appliances , and mechanical details so far advanced , that the speeds both of piston and of revolution could be sufficiently increased to allow the crank ...
Page 30
... necessary that the true nature and properties of heat should be known . We will therefore , as concisely as possible , state the principal points relative to this subject that are necessary to be borne in mind , in order that the ...
... necessary that the true nature and properties of heat should be known . We will therefore , as concisely as possible , state the principal points relative to this subject that are necessary to be borne in mind , in order that the ...
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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.