The hub diameter of a Kaplan turbineis 0.85 m and outer diameter of theblades is 2.5 m. The turbine develops20 MW power under a head of 35 mat a rotational speed of 420 rpm. Thehydraulic efficiency of the turbine is 88%and overall efficiency is 85%. Calculateguide vane angle in °.18:07 /

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Engineering

Mechanical Engineering

s is 2.5 m. The turbine U power under a heac tational speed of 420

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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Energy is described as the capability to accomplish a task, like the ability to push a block by applying force on it. It is a quantitative property that is used to accomplish work on an object.

Question

The hub diameter of a Kaplan turbine
is 0.85 m and outer diameter of the
blades is 2.5 m. The turbine develops
20 MW power under a head of 35 m
at a rotational speed of 420 rpm. The
hydraulic efficiency of the turbine is 88%
and overall efficiency is 85%. Calculate
guide vane angle in °.
18:07 /

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