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Boiler produces 250,000 pounds of steam per hour at 1200 psia and 1050 degrees Fahrenheit from...

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Mechanical Engineering

Boiler produces 250,000 pounds of steam per hour at 1200 psiaand 1050 degrees Fahrenheit from feed water entering the boiler at1500 psia and 300 degrees Fahrenheit. Fuel oil having a higherheating value of 18,000 Btu/lb is supplied to the burners at a rateof 20,500 lb/hr. Furnace volume is 1,500 cubic feet.

Calculate:

a) boiler capacity

b) factor of evaporation

c) equivalent evaporation

d) furnace heat release rate in Btu/hr ft^3

e) boiler efficiency

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