Question: A power plant burns bituminous coal having a heating value of 27,100 J/kg and a carbon content of 76 percent. Its heat rate is 11,100kJ/kWh

A power plant burns bituminous coal having a heating value of

A power plant burns bituminous coal having a heating value of 27,100 J/kg and a carbon content of 76 percent. Its heat rate is 11,100kJ/kWh About 16% of the thermal losses are carried by flue gases up the stack; the emaining 84% of the thermal losses are taken away by evaporating cooling water. (a) What is the plant's efficiency? (b) At what rate is coal burned in the plant (in kg/kWh )? (c) At what rate is carbon dioxide emitted (in kg/kWh )? (d) At what rate is cooling water evaporated (in kg/kWh )

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