Numerical - Coal consumption per hour for the station delivering full rated output

Q.  A 100 MW steam station uses coal of calorific value of 5780 kcal/kg. The thermal efficiency is about 30% and the electrical efficiency is 93%. What would be the coal consumption per hour, when the station is delivering its full rated output?
- Published on 19 Nov 15

a. 48672 kg
b. 53330 kg
c. 71876 kg
d. 31826 kg

ANSWER: 53330 kg

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