Entrance Practice Test & Exam Prep | Nigeria

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How does regenerative feed heating improve the thermal efficiency of a steam power plant operating on the Rankine cycle?

By reducing the maximum cycle temperature in the boiler By increasing the heat rejected in the condenser By preheating the feed water using steam extracted from the turbine, thereby reducing the boiler heat addition for that water By increasing the pressure drop across the turbine stages

Correct Answer:

By preheating the feed water using steam extracted from the turbine, thereby reducing the boiler heat addition for that water

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