The Marine Steam Engine ...Longmans, 1898 - 519 páginas |
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Página 3
... usually fitted not only in the first steam vessels , but also for some years after . On the top of the piston - rod is fixed a crosshead with side - rods , s , attached at each end , which , passing down on either side of the cylinder ...
... usually fitted not only in the first steam vessels , but also for some years after . On the top of the piston - rod is fixed a crosshead with side - rods , s , attached at each end , which , passing down on either side of the cylinder ...
Página 7
... usually fitted , is shown in Fig . 5. There were two rods to each piston , one passing above , the other below the crank - shaft , to the opposite side of the ship , while the further ends of the piston - rods were fixed to a cross ...
... usually fitted , is shown in Fig . 5. There were two rods to each piston , one passing above , the other below the crank - shaft , to the opposite side of the ship , while the further ends of the piston - rods were fixed to a cross ...
Página 10
... usually adopted . For vertical engines , with the cylinders at the top working down to the crank - shaft , which are now generally fitted for marine purposes , this type is universally adopted . Early screw engines . The majority of ...
... usually adopted . For vertical engines , with the cylinders at the top working down to the crank - shaft , which are now generally fitted for marine purposes , this type is universally adopted . Early screw engines . The majority of ...
Página 14
... usually known as triple expansion or triple compound engines . They were first introduced by the late Dr. , then Mr. , A. C. Kirk , of Messrs . R. Napier & Sons , Glasgow , who , in 1874 , fitted them on board the s.s. ' Propontis ...
... usually known as triple expansion or triple compound engines . They were first introduced by the late Dr. , then Mr. , A. C. Kirk , of Messrs . R. Napier & Sons , Glasgow , who , in 1874 , fitted them on board the s.s. ' Propontis ...
Página 23
... usually kept in its place by an outer 1 Subsequent experiment appears to show that the exact value is somewhat ( nearly 1 per cent . ) higher than this - viz . , 778 . covering of canvas , wood , or sheet - iron HEAT AND ITS EFFECT ON ...
... usually kept in its place by an outer 1 Subsequent experiment appears to show that the exact value is somewhat ( nearly 1 per cent . ) higher than this - viz . , 778 . covering of canvas , wood , or sheet - iron HEAT AND ITS EFFECT ON ...
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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