A Treatise on the Steam Engine: In Its Application to Mines, Mills, Steam Navigation, and RailwaysLongman, Brown, Green, and Longmans, 1847 - 258 страници |
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Страница 12
... divide the cylinder in the direction of its diameter into ten equal parts . If , now , the piston be supposed to descend through five of the divisions , and the steam valve then be shut , the pressure represented at each subsequent ...
... divide the cylinder in the direction of its diameter into ten equal parts . If , now , the piston be supposed to descend through five of the divisions , and the steam valve then be shut , the pressure represented at each subsequent ...
Страница 31
... divides the line that joins their individual centres into two parts that are to one another recipro- cally as the magnitudes of the bodies . The products of the bodies multiplied by their respective distances from the common centre of ...
... divides the line that joins their individual centres into two parts that are to one another recipro- cally as the magnitudes of the bodies . The products of the bodies multiplied by their respective distances from the common centre of ...
Страница 33
... divide the product by the square of the number of vibrations , for the length of the pendulum in inches . For the second , it is , multiply the square of the number of seconds in the given time by the constant number 39-1393 , divide ...
... divide the product by the square of the number of vibrations , for the length of the pendulum in inches . For the second , it is , multiply the square of the number of seconds in the given time by the constant number 39-1393 , divide ...
Страница 34
... divide the number of seconds in the given time by the constant decimal 0-31986 , and the square of the quotient will be the required height in inches . Thus , suppose it were required to find the height of a conical pendulum that would ...
... divide the number of seconds in the given time by the constant decimal 0-31986 , and the square of the quotient will be the required height in inches . Thus , suppose it were required to find the height of a conical pendulum that would ...
Страница 38
... divide the difference of the logarithms of the elasticities by the difference of the logarithms of the corre sponding temperatures , and the quotient will express that power of the tempera- ture to which the elasticity is proportional ...
... divide the difference of the logarithms of the elasticities by the difference of the logarithms of the corre sponding temperatures , and the quotient will express that power of the tempera- ture to which the elasticity is proportional ...
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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