Question
Download Solution PDFA coal-fired thermal power plant generates 750 MW of electricity with a thermal efficiency of 30%. The coal has a heating value of 30,000 kJ/kg. Find the mass flow rate of the coal required to generate the required electricity.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept
Efficiency,
The power from megawatts to kilojoules per second is given by:
1 MW = 1,000 KJ/s
Calculation
Given, Efficiency = 30%
Input = 2500 MW = 2500, 000 KJ/s
Mass flow rate = 83.33 kg/s
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