Two units four-stroke, 6-cylinder diesel engine is running at a speed of 1200 rpm is used to supply power to a free port zone. The fuel oil used has 26 ˚API with a temperature of 85 ˚F. Other engine data are as follows: Generator efficiency = 95% Mechanical efficiency = 87% Overall thermal efficiency = 65% Expansion ratio = 2.6 Cut-off ratio = 5 Volume at the end of combustion = 2.1 ft3 Mean effective pressure = 120 psi For continuous operation, how many days a fuel storage tank size 30 feet long and 20 feet diameter be consumed if the tank is initially full

Two units four-stroke, 6-cylinder diesel engine is running at a speed of 1200 rpm is used to supply power to a free port zone. The fuel oil used has 26 ˚API with a temperature of 85 ˚F. Other engine data are as follows: Generator efficiency = 95% Mechanical efficiency = 87% Overall thermal efficiency = 65% Expansion ratio = 2.6 Cut-off ratio = 5 Volume at the end of combustion = 2.1 ft3 Mean effective pressure = 120 psi For continuous operation, how many days a fuel storage tank size 30 feet long and 20 feet diameter be consumed if the tank is initially full

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter40: Typical Operating Conditions

Section: Chapter Questions

Problem 14RQ: The compressor amperage of a 3-ton system operating on 230 V is approximately -A.

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