Solved: A 150-hp compressor in an industrial facility is
Chapter 7, Problem 7161(choose chapter or problem)
A 150-hp compressor in an industrial facility is housed inside the production area where the average temperature during operating hours is 258C. The average temperature of outdoors during the same hours is 108C. The compressor operates 4500 h/yr at 85 percent of rated load and is driven by an electric motor that has an efficiency of 90 percent. Taking the price of electricity to be $0.12/kWh, determine the amount of energy and money saved as a result of drawing outside air to the compressor instead of using the inside air.
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