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 46
s considered thermally equal to pure carbon. Ans. .5831 pounds. 34. The least pounds of coal per I. H. P. per hour ex-pended in practice are 1.5 pounds. As compared with the result of the preceding problem, whatactual efficiency does this show for the modern engine? Ans. .388. 35. How many pounds… … Fig-. 18. Area of piston = 300 square inches.Stroke = 40 inches. Cut-off is at 4 inches from beginning of stroke.Temperature of feed = 110°. Initial pressure of the steam ^ 60 pounds per square inch.Initial temperature of the steam = 293°. Required to find the I. H. P. developed by the engine, and…
Marine engines
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