The Marine Steam Engine: A Treatise for the Use of Engineering Students and Officers of the Royal Navy |
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Page 5
... tubes was substituted for the long winding flue to convey the heated gases from the furnaces to the uptakes . The boilers were thus made lighter and more compact , and the working pressures of steam generally were increased to from 10 ...
... tubes was substituted for the long winding flue to convey the heated gases from the furnaces to the uptakes . The boilers were thus made lighter and more compact , and the working pressures of steam generally were increased to from 10 ...
Page 23
... tube boilers . These engines gave good economical results , but the boilers unfortunately gave trouble , and were ultimately taken out . Very little further was done in this direction , until , in 1881 , Mr. Kirk fitted a set of triple ...
... tube boilers . These engines gave good economical results , but the boilers unfortunately gave trouble , and were ultimately taken out . Very little further was done in this direction , until , in 1881 , Mr. Kirk fitted a set of triple ...
Page 50
... tubes and causing a considerable waste of heat . This action causes the dis- agreeable rumbling and rattling noise ... tube - heating surface , and this has been found to increase the economical performance of the boilers . Not many ...
... tubes and causing a considerable waste of heat . This action causes the dis- agreeable rumbling and rattling noise ... tube - heating surface , and this has been found to increase the economical performance of the boilers . Not many ...
Page 53
... tubes , that the gases have to be distilled , mixed with air , and consumed in a short period of time , and in a very confined space , for the combustion of the gases cannot be considered to extend more than a few inches beyond the ...
... tubes , that the gases have to be distilled , mixed with air , and consumed in a short period of time , and in a very confined space , for the combustion of the gases cannot be considered to extend more than a few inches beyond the ...
Page 55
... tubes that it has not time to become thoroughly mixed with the gases before they enter the tubes , when its effect would be to cool them to some extent and thus to further reduce the efficiency of the boiler . This system has ...
... tubes that it has not time to become thoroughly mixed with the gases before they enter the tubes , when its effect would be to cool them to some extent and thus to further reduce the efficiency of the boiler . This system has ...
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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.