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Mechanical Engineering - Steam Nozzles and Turbines - Discussion

Discussion Forum : Steam Nozzles and Turbines - Section 2 (Q.No. 7)
Steam Nozzles and Turbines
7.
The impulse turbine rotor efficiency will have a maximum value of 0.5 cos2 α, where α is the nozzle exit flow angle, if the
blades are equiangular
blade velocity coefficient is unity
blades are equiangular and frictionless
blade solidity is 0.65
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.
Pabitra said:   8 years ago
No the impulse turbine efficiency = (1+ kb)2 *cos2a.
Balu said:   8 years ago
Impulse turbine rotor efficiency will have a maximum value is only cos2α.
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