The mass of coal(lignite) used in boiler of a steam power plant is 20 ton per hour and calorific value of lignite is 13600 KJ/kg. Also, if the entropy of steam entering turbine is 750 J/K and that of feedwater entering the boiler is 550J/K. Find the mean temperature of heat addition?

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Steam and Gas Turbines Practice Test: Turbine Thermodynamics and Efficiency — practice the complete quiz, review flashcards, or try a random question.

Turbine Thermodynamics and Efficiency topics include: Basics of thermodynamics, carnot, rankine and reheat cycles, temperature and pressure effect on cycle efficiency, heat and steam rate, sterling cycle, ericsson cycle, intercooling, reheating and regeneration. Turbine efficiency is the ratio of the turbine's actual work output to the net input energy. It's also known as the power coefficient.  The efficiency of an ideal turbine would be 100%, meaning it would convert all input energy into output work without losing energy to heat or other forms. However, this is not possible due to... Show more

The mass of coal(lignite) used in boiler of a steam power plant is 20 ton per hour and calorific value of lignite is 13600 KJ/kg. Also, if the entropy of steam entering turbine is 750 J/K and that of feedwater entering the boiler is 550J/K. Find the mean temperature of heat addition?






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