Transaclions Society Naval Architects and Marine Engineers. Vol. 32, 191 4. 



Plal, 



e 2j. 



To illustrate paper on "The Thermodynamics of the Marine Oil Engine " 

 by John F. Wentworth, Esq., Visitor. 



fiOj_g .' IT IS VE^Y INTERESTING TO NOTC TH^T THE TOTAL 

 ENEPv&M m COMPRESSED K\K DEPENDS UPOU VT5 VMElGHT 



AND TEMPERATURE. THE PRESSURE HAS NO EFFE-CT. 



ASSUME V LB. OF MR NT 1000 U'S'S. PT^ES^URE AND SZCv A^^D GIVE 

 LB. AT \CiO UBS PRESS. IGKP. QOULD P>£ DEVELOPED \N EKCH 



QA'^E U- THE A\R QOULD T^E E)^PANDED TO AaS-VAQUVJlJ . 

 FORMULK VS W=?)IVt(K-1K AT ALL TEMPERATUF^ES 



PN\/ IS 



A QONSTM^T FOVX EAQ.H TEnPERATC FOFx A <;0N S.TKNT WT. OF A lU 

 P' ^B-S.TB tSS.xtAA V- 3T£<^\FK;V0L. ^ <^U-FT. 0<LS.\iT>£t) TiN \ LB. OF AtT^. 





