Net head = 70 m, speed = 700 rpm, over all efficiency = 85% shaft power = 350 KW, Hydraulic efficiency = 92%, flow ratio = 0.22, Breadth ratio = 0.1, outer diameter of runner = 2 x inner diameter of runner, velocity of flow is constant & outer discharge is radial. The thickness of the vanes occupies 6% of circumferential area of the runner.
a) Guide vane angle.
b) Runner vane angels at inlet & outlet.
c) Diameter of runner at inlet & outlet.
d) Width of wheel at inlet.
Subject : Thermal and Fluid Power Engineering
Topic : Impacts of Jets and Water Turbine
Difficulty : High