The Marine Steam Engine: A Treatise for the Use of Engineering Students and Officers of the Royal Navy |
From inside the book
Results 1-5 of 63
Page 40
... of evaporation of one pound of steam up to a pressure of twelve atmo- spheres , which represents a steam pressure of about 160 pounds per square inch above the atmosphere . L S H At a pressure of 1 atmosphere 966 40 THE MARINE STEAM - ...
... of evaporation of one pound of steam up to a pressure of twelve atmo- spheres , which represents a steam pressure of about 160 pounds per square inch above the atmosphere . L S H At a pressure of 1 atmosphere 966 40 THE MARINE STEAM - ...
Page 41
... a cylinder , open at the top , in which a piston works steam - tight . The pressure on the water , which consists of the weight of the piston in addi- tion to the atmospheric pressure , is represented by P , or say p pounds per square ...
... a cylinder , open at the top , in which a piston works steam - tight . The pressure on the water , which consists of the weight of the piston in addi- tion to the atmospheric pressure , is represented by P , or say p pounds per square ...
Page 42
A Treatise for the Use of Engineering Students and Officers of the Royal Navy Richard Sennett. the surface of the water or ... pounds per square inch , which causes the piston to rise , as shown in B Stage 1 . Stage 2 . FIG . 11 . Stage 3 ...
A Treatise for the Use of Engineering Students and Officers of the Royal Navy Richard Sennett. the surface of the water or ... pounds per square inch , which causes the piston to rise , as shown in B Stage 1 . Stage 2 . FIG . 11 . Stage 3 ...
Page 49
A Treatise for the Use of Engineering Students and Officers of the Royal Navy Richard Sennett. each pound of coal ... pounds of coal per square foot of fire- grate per hour , whilst in marine boilers , with only the draught due to the ...
A Treatise for the Use of Engineering Students and Officers of the Royal Navy Richard Sennett. each pound of coal ... pounds of coal per square foot of fire- grate per hour , whilst in marine boilers , with only the draught due to the ...
Page 61
A Treatise for the Use of Engineering Students and Officers of the ... per cent . The steam blast is especially wasteful and injurious in the case ... pounds pressure that will pass into the atmosphere in an hour through an orifice one square ...
A Treatise for the Use of Engineering Students and Officers of the ... per cent . The steam blast is especially wasteful and injurious in the case ... pounds pressure that will pass into the atmosphere in an hour through an orifice one square ...
Other editions - View all
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.