The Marine Steam Engine ...Longmans, 1898 - 519 páginas |
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Página 3
... inch above the atmosphere . The Rhadamanthus , ' one of these ships , was fitted with side - lever engines and flue boilers by Messrs . Maudslay , Sons , & Field in 1832 . The nominal horse - power was 220 , but the engines were capable ...
... inch above the atmosphere . The Rhadamanthus , ' one of these ships , was fitted with side - lever engines and flue boilers by Messrs . Maudslay , Sons , & Field in 1832 . The nominal horse - power was 220 , but the engines were capable ...
Página 4
... inch above the atmosphere . Abandonment of side - lever engines . Attempts were soon made to reduce the space required by the machinery , and the side - levers were abandoned and direct - acting engines fitted for rotating the paddle ...
... inch above the atmosphere . Abandonment of side - lever engines . Attempts were soon made to reduce the space required by the machinery , and the side - levers were abandoned and direct - acting engines fitted for rotating the paddle ...
Página 10
... inch . The engines had jet injection condensers , and were not remarkable for economy of fuel , but they were much lighter , and occupied considerably less space , than the paddle - wheel engines that preceded them . The mean piston ...
... inch . The engines had jet injection condensers , and were not remarkable for economy of fuel , but they were much lighter , and occupied considerably less space , than the paddle - wheel engines that preceded them . The mean piston ...
Página 12
... inch . This has been gradually increased from time to time , till in about the year 1880 it was 90 lbs . , while in the last of this type fitted the pressure was increased to 120 lbs . From the adoption of compound engines and higher ...
... inch . This has been gradually increased from time to time , till in about the year 1880 it was 90 lbs . , while in the last of this type fitted the pressure was increased to 120 lbs . From the adoption of compound engines and higher ...
Página 14
... inch , and in some cases 250 lbs . per square inch . These engines are more suitable for the mercantile marine , where the range of powers required from the engines is limited , than for the Navy , where this range is large ; also as ...
... inch , and in some cases 250 lbs . per square inch . These engines are more suitable for the mercantile marine , where the range of powers required from the engines is limited , than for the Navy , where this range is large ; also as ...
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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