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

Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN:9781133612315
Author:Jack Erjavec, Rob Thompson
Publisher:Jack Erjavec, Rob Thompson
Chapter34: Emission Control Diagnosis And Service
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Problem 2RQ: What will result from too little EGR flow? And what can cause a reduction in the flow?
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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
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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