The Marine Steam Engine ...Longmans, 1898 - 519 páginas |
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Página 46
... position , which is an indispensable feature of the system , causes it to require more care and attention , although the convenience of working with open stokeholds secured with this system is much appreciated , and economy of fuel ...
... position , which is an indispensable feature of the system , causes it to require more care and attention , although the convenience of working with open stokeholds secured with this system is much appreciated , and economy of fuel ...
Página 57
... position and arrangement . 3. The difference of temperature between the fluids in contact with the two faces . 4. The time allowed for the transmission of heat . 5. The nature of the medium for transmitting heat and the manner in which ...
... position and arrangement . 3. The difference of temperature between the fluids in contact with the two faces . 4. The time allowed for the transmission of heat . 5. The nature of the medium for transmitting heat and the manner in which ...
Página 81
... position at which the float and connections are water - borne . Most of the external weights are fixtures , but a small number at the upper part are portable , for use as explained below . Great care is exercised in packing the glands ...
... position at which the float and connections are water - borne . Most of the external weights are fixtures , but a small number at the upper part are portable , for use as explained below . Great care is exercised in packing the glands ...
Página 94
... position ) which enables the holes at the top to be made much smaller than would otherwise be necessary . The first boilers of this type contained two outer rows on each side formed into walls of tubes by being bent in the usual way ...
... position ) which enables the holes at the top to be made much smaller than would otherwise be necessary . The first boilers of this type contained two outer rows on each side formed into walls of tubes by being bent in the usual way ...
Página 99
... position by dogs outside , which keep these coned surfaces in contact , as shown by the two tubes in section , Fig . 75. This joint appears to give no trouble whatever in practice by leakage , or in any other way , and it is found that ...
... position by dogs outside , which keep these coned surfaces in contact , as shown by the two tubes in section , Fig . 75. This joint appears to give no trouble whatever in practice by leakage , or in any other way , and it is found that ...
Términos y frases comunes
action air-pump amount angle arrangement auxiliary Belleville boiler bilge blades boilers bolts bottom cause cent centre coal cock combustion chamber compound engines compression condenser connected considerable crank crank-shaft Crown 8vo curve diameter draught eccentric efficiency evaporation exhaust expansion engines Fahr feed-water fire fitted friction funnel furnace gases gauge gear gunmetal heating surface high-pressure cylinder holes horizontal hydrometer Illustrations increased indicator diagram jacket length lever low-pressure cylinder main engines manganese bronze mean effective pressure motion necessary obtained ordinary orifice paddle-wheel piston plates ports position practice prevent propeller pump quantity rate of expansion reduced revolutions per minute riveted Royal Navy screw sea-water shaft ship shown in Fig side slide-valve space speed square inch steam pipes steam pressure steel stokehold stroke suction sufficient surface condensers temperature triple expansion engines tubes vertical vessels volume water-tube boilers weight zinc
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Página 144 - I call the steam vessel, must, during the whole time the engine is at work, be kept as hot as the steam that enters it ; first, by enclosing it in a case of wood, or any other materials that transmit heat slowly ; secondly, by surrounding it with steam, or other heated bodies ; and, thirdly, by suffering neither water, nor any other substance colder than the steam, to enter or touch it during that time...
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