Question

A Pelton wheel has to develop 13230 kW under
a net head of 800 m while running at a speed of
600 r.p.m. If the co-efficient of the jet Cv = 0.97,
speed ratio Ku = 0·46 and the ratio of jet diameter
is
1
16
of wheel diameter, determine the
following :
(i) The diameter of the pitch circle,
(ii) The diameter of each jet,
(iii) The quantity of water supplied to the
wheel, and
(iv) The number of jets required.
Assume overall efficiency as 85 percent.
[UPSC; AMIE]

Answer 1

Answer:

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