The Steam Engine for Practical Men: Containing a Theoretical Investigation of the Various Rules Given in the Work, and Several Useful Tablesauthors, 1854 - 240 pages |
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Page 3
... whole length of the stroke by the above- mentioned distance , and find the hyperbolic logarithm of the quotient . Multiply this hyperbolic logarithm by the work done before expansion , and the result is the work done after expansion ...
... whole length of the stroke by the above- mentioned distance , and find the hyperbolic logarithm of the quotient . Multiply this hyperbolic logarithm by the work done before expansion , and the result is the work done after expansion ...
Page 4
... whole work done on one inch in one stroke with and without expansion being 313.13 lbs . , the whole work on the piston of the above cylinder will be 1256 64 x 313 · 13 = 393491.68 lbs . The load upon each square inch of the piston being ...
... whole work done on one inch in one stroke with and without expansion being 313.13 lbs . , the whole work on the piston of the above cylinder will be 1256 64 x 313 · 13 = 393491.68 lbs . The load upon each square inch of the piston being ...
Page 5
... units of work done after 80.00 units of work before expansion . 143.34 units of work after expansion . 223.34 whole work done on one square inch in one stroke . But as the resistance from uncondensed vapour is 3 lbs STEAM ENGINE . 5.
... units of work done after 80.00 units of work before expansion . 143.34 units of work after expansion . 223.34 whole work done on one square inch in one stroke . But as the resistance from uncondensed vapour is 3 lbs STEAM ENGINE . 5.
Page 6
... whole length of the stroke , it will be 12 times 3 ; because 3 lbs . resisting through 12 feet gives 36 lbs . for the whole . We must subtract this from the whole work done to obtain the effective work . 223.34 36.00 whole work done on ...
... whole length of the stroke , it will be 12 times 3 ; because 3 lbs . resisting through 12 feet gives 36 lbs . for the whole . We must subtract this from the whole work done to obtain the effective work . 223.34 36.00 whole work done on ...
Page 7
... whole work done upon each square inch in one stroke . The following rule is a good approximation . Rule . Divide that part of the stroke through which the expansion takes place , into any even number of equal parts , and calculate the ...
... whole work done upon each square inch in one stroke . The following rule is a good approximation . Rule . Divide that part of the stroke through which the expansion takes place , into any even number of equal parts , and calculate the ...
Autres éditions - Tout afficher
The Steam Engine for Practical Men: Containing a Theoretical Investigation ... James Hann Affichage du livre entier - 1854 |
The Steam Engine for Practical Men: Containing a Theoretical Investigation ... James Hann,Placido Gener,Justo Gener Aucun aperçu disponible - 2016 |
The Steam Engine for Practical Men: Containing a Theoretical Investigation ... James Hann Aucun aperçu disponible - 2017 |
Expressions et termes fréquents
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
Fréquemment cités
Page 239 - A PRIMER OF THE ART OF ILLUMINATION. For the Use of Beginners ; with a Rudimentary Treatise on the Art, Practical Directions for its Exercise, and Examples taken from Illuminated MSS., printed in Gold and Colours.
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Page 239 - Inst. CE, and M. Inst. ME Third Edition, Revised and much improved, with 115 Double Plates (20 of which now first appear in this edition), and numerous Additions to the Text. In Two Vols., Imp.
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