Marine engines; problems, notes and sketches. Additional to the text-book used in the instruction of naval cadets of the second class, United States Naval Academy (1899)
United States Naval Academy. Dept. of Marine Engineering · Annapolis : Dept. of Steam Engineering, U. S. Naval Academy · leaf 43
area of the card, Fig. 54 (down to the axis V), A Adivided by the leno-th of the card, or />„. = — = — . 40 MARINE engines: Suppose the equation to the expansion curve of the diagrambe /?z = a constant, the area of the portion bounded by the ex-pansion curve and the vertical ordinates Hmiting it… … Fiu-. 17. To this add the area of the rectangle p^i\, and the expressionfor the total area becomes: (3) p,v, + p,vl f^^ di> Integrating equation (3) between the limits, remembering that 7, = rz\; (4) Work area = p^v^ + ^^^^ ~ ^^ - Then since /„^ = Work area 1 rv. (5) /,. - A X yjY^—^ ^^ ^e = P.n…
Marine engines
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