The Steam Engine for Practical Men: Containing a Theoretical Investigation of the Various Rules Given in the Work, and Several Useful Tablesauthors, 1854 - 240 стор. |
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Сторінка 98
... equation for the velocity , and we have v2 = 29 ′′ par2 { 1 + log . W pa pa L - 44 L ( 1 + log . 2 ) } a ра = 29x par { 1+ log . E - pa ( 1+ log . ) } W = 29x , par2 ( log ( 1 + log . - ) } W for L its value a pa ( 1+ log . ) . Z by ...
... equation for the velocity , and we have v2 = 29 ′′ par2 { 1 + log . W pa pa L - 44 L ( 1 + log . 2 ) } a ра = 29x par { 1+ log . E - pa ( 1+ log . ) } W = 29x , par2 ( log ( 1 + log . - ) } W for L its value a pa ( 1+ log . ) . Z by ...
Сторінка 99
... equation ( 1 ) , p = R , Р .. A. v = mS . R ( 2 ) . ( 3 ) . If the unit of time be one minute , and N the number of strokes in that time , 7 being the length of the stroke and a the number of feet described before the steam is cut off ...
... equation ( 1 ) , p = R , Р .. A. v = mS . R ( 2 ) . ( 3 ) . If the unit of time be one minute , and N the number of strokes in that time , 7 being the length of the stroke and a the number of feet described before the steam is cut off ...
Сторінка 100
... equation ( 2 ) becomes Aar 41 € = m8 P F mS.PI - = Aar The whole work done per square inch both before and after expansion being ap + aplog . ! , the pressure of the steam in the cylinder is evidently A 1 ( ap + ap . log . — ) ; and if ...
... equation ( 2 ) becomes Aar 41 € = m8 P F mS.PI - = Aar The whole work done per square inch both before and after expansion being ap + aplog . ! , the pressure of the steam in the cylinder is evidently A 1 ( ap + ap . log . — ) ; and if ...
Сторінка 103
... the relative volumes when both the temperature and pressure change together ; if we substi- tute in the above equation the values of p and t , p ' and t ' , the pressures and temperatures which correspond to STEAM ENGINE . 103.
... the relative volumes when both the temperature and pressure change together ; if we substi- tute in the above equation the values of p and t , p ' and t ' , the pressures and temperatures which correspond to STEAM ENGINE . 103.
Сторінка 110
... equation , N = and , p ' = E A ( a + c ) ( a + ßp ' ) E NAB ( a + c ) from the latter equation , N ( a + Bp ) = -- α E A ( x + c ) ..... ( e ) E 1 :: p = - NA B ( x 110 STEAM ENGINE .
... equation , N = and , p ' = E A ( a + c ) ( a + ßp ' ) E NAB ( a + c ) from the latter equation , N ( a + Bp ) = -- α E A ( x + c ) ..... ( e ) E 1 :: p = - NA B ( x 110 STEAM ENGINE .
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The Steam Engine for Practical Men: Containing a Theoretical Investigation ... James Hann Повний перегляд - 1854 |
The Steam Engine for Practical Men: Containing a Theoretical Investigation ... James Hann,Placido Gener,Justo Gener Попередній перегляд недоступний - 2016 |
The Steam Engine for Practical Men: Containing a Theoretical Investigation ... James Hann Попередній перегляд недоступний - 2017 |
Загальні терміни та фрази
angle angular velocity arc BB atmosphere beam boiler breadth burst centre of pressure condensation Cornish engines crank cube cubic foot cylinder cylinders-full depth diameter distance ditto ditto divide eccentric effect equal equation evaporation exhaustion expansion experiments explosion Fahrenheit fly-wheel friction Front Stroke given gives greater hence horse power horse-power increase kilogramme lead length lever load log h Logarithm maximum mean radius motion move multiplied nearly number of revolutions number of strokes Pambour parabola parallel piston quantity of heat quotient radius rod resistance revolutions per minute rule Rule.-Multiply screw single strokes slide specific heat spheroidal square inch stame steam dome steam engines steam is cut steam port steam-jacket strokes per minute suppose surface temperature tion valve vapour versed sine vertical paddle vessel vis viva volume of steam weight whole
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