The Marine Steam Engine: A Treatise for the Use of Engineering Students and Officers of the Royal Navy |
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Page 5
... reduced by improved designs and the use of higher speeds of piston , but the majority of steam vessels afloat were still propelled by paddle - wheels . FIG . 2 . FIG . 3 . Maudslay's double EARLY HISTORY AND PROGRESS . 5.
... reduced by improved designs and the use of higher speeds of piston , but the majority of steam vessels afloat were still propelled by paddle - wheels . FIG . 2 . FIG . 3 . Maudslay's double EARLY HISTORY AND PROGRESS . 5.
Page 18
... reduced to a minimum , and the general consensus of opinion and experience points to the following summary of its advantages : — 1. Reduction of the maximum strains on the framing , shafting , and bearings , and consequent reduction of ...
... reduced to a minimum , and the general consensus of opinion and experience points to the following summary of its advantages : — 1. Reduction of the maximum strains on the framing , shafting , and bearings , and consequent reduction of ...
Page 19
... reduction of coal expenditure has been twofold : a . The increased distance ships have been able to steam without exhausting their coal supply , has rendered seagoing mastless armour - clad ships possible . b . The reduced quantity of ...
... reduction of coal expenditure has been twofold : a . The increased distance ships have been able to steam without exhausting their coal supply , has rendered seagoing mastless armour - clad ships possible . b . The reduced quantity of ...
Page 22
... reduce the range of temperature in each cylinder . Engines on this system are usually known as triple expansion engines . They were first introduced by Mr. A. C. Kirk , senior partner in the firm of. 22 THE MARINE STEAM - ENGINE .
... reduce the range of temperature in each cylinder . Engines on this system are usually known as triple expansion engines . They were first introduced by Mr. A. C. Kirk , senior partner in the firm of. 22 THE MARINE STEAM - ENGINE .
Page 24
... reduced , and the average weight of machinery for modern warships is not more than 2 cwts . per I.H.P. developed with forced draught . From this brief sketch a general idea may be formed of the progress that has been made in marine ...
... reduced , and the average weight of machinery for modern warships is not more than 2 cwts . per I.H.P. developed with forced draught . From this brief sketch a general idea may be formed of the progress that has been made in marine ...
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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.