Elements Of Electromagnetics
7th Edition
ISBN: 9780190698614
Author: Sadiku, Matthew N. O.
Publisher: Oxford University Press
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Question
A steam power plant operates on the simple ideal Rankine cycle. The steam enters the
turbine at 4 MPa and 500°C and is condensed in the condenser at a temperature of 40°C. draw and label the schematic diagram and the pV and TS planes.
(a) Show the cycle on a T-s diagram. If the mass flow rate is 10 kg/s, determine
(b) the thermal efficiency of the cycle
(c) the net power output in kW.
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- 2. A Rankine cycle is characterized by turbine inlet conditions of 10 MPa and 500°C. The condenser pressure is 6 kPa. The heat transfer to the steam in the boiler occurs at the rate of 7.0 X 100 kW. The cooling water in the condenser increases in temperature from 20⁰ to 30°C. Determine (a) the net power produced; (b) the cooling-water flow rate in kg/s; (c) the cycle thermal efficiency.arrow_forwardConsider a steam power plant operating on the ideal Rankine cycle. Steam enters the turbine at 3 MPa and 350°C and is condensed in the condenser at a pressure of 10 kPa. Determinearrow_forwardConsider a 210-MW steam power plant that operates on a simple ideal Rankine cycle. Steam enters the turbine at 10 MPa and 500°C and is cooled in the condenser at a pressure of 7.5 kPa. Determine the thermal efficiency of the cycle. The thermal efficiency of the cycle is 59.6 %.arrow_forward
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