A steam turbine operates with steam at inlet conditions of 3.5 MPa and 3500 C. The...

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Mechanical Engineering

A steam turbine operates with steam at inlet conditions of 3.5MPa and 3500 C. The exit stream leave the turbine is at 0.8 MPa andis known to contain a mixture of saturated vapor and liquid. Thesteam rate through the turbine is 1000 kg/h. A (negligible)fraction of exit stream is bled through a throttle valve to 0.10MPa and is found to be 1250 C. The measured output of the turbineis 100 kW.

a) Determine the temperature and quality of the exit stream.

b) Determine the rate of heat transfer into or out of theturbine during its operation.

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