A Treatise on the Steam Engine: In Its Application to Mines, Mills, Steam Navigation, and RailwaysLongman, Brown, Green, and Longmans, 1847 - 258 páginas |
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Página 7
... less amount of injection water would suffice . " I thought myself , " says Smeaton , " quite secure under those advantages ; but how great was my surprise and mortification , to find that , instead of requiring less injection water than ...
... less amount of injection water would suffice . " I thought myself , " says Smeaton , " quite secure under those advantages ; but how great was my surprise and mortification , to find that , instead of requiring less injection water than ...
Página 8
... less dense than water , which would be near the truth , then 2550 cubic feet of steam would be generated per minute ; but of this not so much as one - half could be spent in producing a useful effect , for the space within the cylinder ...
... less dense than water , which would be near the truth , then 2550 cubic feet of steam would be generated per minute ; but of this not so much as one - half could be spent in producing a useful effect , for the space within the cylinder ...
Página 12
... less force when urged merely by the diminishing effort of the expanding steam , than if pressed upon by steam of the full pressure entering to the end of the stroke from the boiler . But steam , or , in other words , fuel , is saved in ...
... less force when urged merely by the diminishing effort of the expanding steam , than if pressed upon by steam of the full pressure entering to the end of the stroke from the boiler . But steam , or , in other words , fuel , is saved in ...
Página 13
... less tendency for the motion to become irregular , and less risk of fracture from the extra pressure of steam requisite to maintain the power of an engine when working expansively . But there is no theoretical gain by the use of two ...
... less tendency for the motion to become irregular , and less risk of fracture from the extra pressure of steam requisite to maintain the power of an engine when working expansively . But there is no theoretical gain by the use of two ...
Página 14
... less grievous than under the former state of things ; but by some infirmity of human nature , men who respect the rights of all other property , will often seize without compunction upon that which has sprung out of the highest order of ...
... less grievous than under the former state of things ; but by some infirmity of human nature , men who respect the rights of all other property , will often seize without compunction upon that which has sprung out of the highest order of ...
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air-pump applied atmosphere axis axle bars beam blast pipe body boiler bolts bottom Boulton Boulton and Watt brass breadth cast iron centre chimney coal cock column condenser connecting rod Cornish crank crank pin cross-head cubic foot cylinder in inches depth diameter of cylinder dimensions distance eccentric rod eduction elastic force equal expansion experiments fire fire-box flue fly-wheel furnace gibs and cutter given gravity heating surface horse power inch=1 foot inches of mercury length of stroke lever locomotive engine means mechanical effect Messrs moving Multiply paddle parallel motion piston rod plate port practice pressure proportion pump quantity radius revolution revolutions per minute revolving ring rule screw Section shaft side side rod smoke space spindle square inch steam engine steam pipe steam vessels STEAMER stroke suppose temperature thickness tubes vacuum velocity Watt weight wheel