For a certain stage of an axial flow turbine, the nozzle makes an angle of 28' with the wheel tangent. The axial velocity component at the inlet is 500 ft./s. (a If the degree of reaction is 50% and the blade speed is 550 ft./s, find the blade angles. (b) If nozzle angle, blade speed, and axial velocity remain unchanged what should the value of degree of reaction be for maximum utilization? Ans: B, = a =52; B2=a, = 28°; R=0.145|| %3D

For a certain stage of an axial flow turbine, the nozzle makes an angle of 28' with the wheel tangent. The axial velocity component at the inlet is 500 ft./s. (a If the degree of reaction is 50% and the blade speed is 550 ft./s, find the blade angles. (b) If nozzle angle, blade speed, and axial velocity remain unchanged what should the value of degree of reaction be for maximum utilization? Ans: B, = a =52; B2=a, = 28°; R=0.145|| %3D

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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