Answer / hardik085

because churning will come and hp exhaust temperature will go high

Answer / rana m saqib

steam flow is the cooling media of a turbine.when steam flow will be decrease then temperature of turbine last  blade will be increase.

Answer / yogesh k. patil.

During underload or FSNL operation, Exhaust steam temperature increases as less heat is converted into electrical energy.Underload operation of steam turbine,like 0.9MW for a 20MW turbine is allowed for 1hrs by manufactures like seimens for SST300 turbine.But in case of emergency wher exhaust hood cooling is impelmented, that can be extended.

Answer / guest

It should not be economicql

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