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 the inlet blade angle at the tip °. 20:09 v
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 the inlet blade angle at the tip °. 20:09 v
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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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
the inlet blade angle at the tip °.
20:09](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9a0995d1-6535-4e7f-8572-d70112adb5eb%2Fb8c4e764-2d4e-4899-af9e-8c04d91b23e2%2F1bbdjepu_processed.jpeg&w=3840&q=75)
Transcribed Image Text: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
the inlet blade angle at the tip °.
20:09
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