The Marine Steam Engine: A Treatise for the Use of Engineering Students and Officers of the Royal Navy |
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Page vii
... closed stoke - holds with forced draught , which are now generally adopted for war - ships . My thanks are due to the reviewers of the First Edition who so kindly indicated points in which modifications appeared to be desirable , and ...
... closed stoke - holds with forced draught , which are now generally adopted for war - ships . My thanks are due to the reviewers of the First Edition who so kindly indicated points in which modifications appeared to be desirable , and ...
Page 24
... closed compartments , and keeping them under air pressure by means of blowing fans , has been adopted with satisfactory results . With the ordinary compound engine and marine cylindrical boiler , the average performance with the steam ...
... closed compartments , and keeping them under air pressure by means of blowing fans , has been adopted with satisfactory results . With the ordinary compound engine and marine cylindrical boiler , the average performance with the steam ...
Page 43
... closed so that the volume . remains constant while additional heat is supplied , the pressure will increase at a rate approximately proportional to the increase in the absolute temperature of the steam . For a complete theory of the ...
... closed so that the volume . remains constant while additional heat is supplied , the pressure will increase at a rate approximately proportional to the increase in the absolute temperature of the steam . For a complete theory of the ...
Page 62
... closed ashpits . 3. Admitting jets of compressed air into the base of the funnel in a similar manner to the steam jet . 4. Closing the stokehold and keeping it filled with compressed air . The fitting of an exhauster in the funnel ...
... closed ashpits . 3. Admitting jets of compressed air into the base of the funnel in a similar manner to the steam jet . 4. Closing the stokehold and keeping it filled with compressed air . The fitting of an exhauster in the funnel ...
Page 63
... closed ashpits , as the pressure in the furnaces is greater than that in the stoke- hold , and unless proper precautions be taken before opening the furnace doors at the times of firing , the flame will be blown into the stokehold ...
... closed ashpits , as the pressure in the furnaces is greater than that in the stoke- hold , and unless proper precautions be taken before opening the furnace doors at the times of firing , the flame will be blown into the stokehold ...
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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.