Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 331
uired ; that is, {cd. -^ od),or (steam-consumption4-I-H.P.),is a minimum when the power isrepresented by od. To find the mean pressure corresponding with the lowest steam-consumption per B.H.P., which is usually more important to know than that for the I.H.P. Let AB (Fig. 369) be the curve of total… … Fig. 369. NON-CONDENSINa \ 40 \ V \ \ §32 \ k N ^% a.a:= 28 a. — ^ 524 \ — ^% 20 ^k^ r *tf 16 1 12 3 10 0 7 0 9 0 II 0 L 0 i; >0 I7( initial pressure Fig. 370. economical mean pressure to adopt when considered with referenceto the brake or effective horse-power, w^bil? if only the indicated…
Steam-engines
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