This Question is from the book "Power Plant Engineering"

Q1: The buckets of a Pelton wheel deflects the striking jet of water through 150 degree. Pressure at the nozzle is 41.2 bar. The center line of the buckets lies on a circle of diameter 2.54 m. Determine

(a) The best speed of the wheel.

(b)Theoretical efficiency.

(c) Theoretical power at nozzle discharge of 2.84 cumecs.

(d) Specific Speed

Match the Answers

(a) 10 rev / min

(b) 90%

(c) 21463kW

(d) 4.36