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A steam power plant with boiler use coal fuel with net heat 4000 kcal/kg and boiler...

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Mechanical Engineering

A steam power plant with boiler use coal fuel with net heat 4000kcal/kg and boiler efficiency 90%. If steam utrbine from the powerplsnt generate power output 100 MW, at condition vapor enter at 10MPa, 520oC and condensate to saturated liquid at 0.08bar. If the isentropic efficiency turbine and pump is 90%, then

a) Calculate coal required (ton/hour)

b) Calculate netto efficiency of the power plant

c) Calculate Net Plant Heat Rate (kCal/kWh)

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