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Q9: In a test on a two- stroke, heavy oil, marine engine, the following observations were made, Oil consumption, 4.05 kg; Calorific value of oil, 43000 kj/kg; het brake load 579N; Mean brake diameter, 1 m; mean effective pressure 275 kN/ m2; Cylinder diameter 0.20m; stroke, 0.250m; speed, 360 rpm. Icalculate o @ the mechanical efficiency the indicated thermal efficiency O Ihe breke therm el offeieneu ond The

Q9: In a test on a two- stroke, heavy oil, marine engine, the following observations were made, Oil consumption, 4.05 kg; Calorific value of oil, 43000 kj/kg; het brake load 579N; Mean brake diameter, 1 m; mean effective pressure 275 kN/ m2; Cylinder diameter 0.20m; stroke, 0.250m; speed, 360 rpm. Icalculate o @ the mechanical efficiency the indicated thermal efficiency O Ihe breke therm el offeieneu ond The

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Q9: In a test on a two- stroke, heavy oil, marine engine, the following observations were made, Oil consumption, 4.05 kg; Calorific value of oil, 43000 kj/kg; het brake load 579N; Mean brake diameter, 1 m; mean effective pressure 275 kN/ m2; Cylinder diameter 0.20m; stroke, 0.250m; speed, 360 rpm. Icalculate o @ the mechanical efficiency the indicated thermal efficiency O Ihe brake thermal efficiency and The quantity of jacket water required per minute if 30% of the energy supplied by the fuel is absorbed by this water daisl a zgaus Permissible rise in temperature is 20k and specific heat capacity of water=D4.1868
Transcribed Image Text:Q9: In a test on a two- stroke, heavy oil, marine engine, the following observations were made, Oil consumption, 4.05 kg; Calorific value of oil, 43000 kj/kg; het brake load 579N; Mean brake diameter, 1 m; mean effective pressure 275 kN/ m2; Cylinder diameter 0.20m; stroke, 0.250m; speed, 360 rpm. Icalculate o @ the mechanical efficiency the indicated thermal efficiency O Ihe brake thermal efficiency and The quantity of jacket water required per minute if 30% of the energy supplied by the fuel is absorbed by this water daisl a zgaus Permissible rise in temperature is 20k and specific heat capacity of water=D4.1868
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