Q4/ In a Francis turbine, the flow velocity of water at inlet ( Vn1= 5m/sec) and its 2m outer diameter runner rotates at 120 rpm & guide vane angle (a1= 20°).
Q4/ In a Francis turbine, the flow velocity of water at inlet ( Vn1= 5m/sec) and its 2m outer diameter runner rotates at 120 rpm & guide vane angle (a1= 20°).
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Q4/ In a Francis turbine, the flow velocity of water at inlet ( Vn1= 5m/sec) and its 2m outer
diameter runner rotates at 120 rpm & guide vane angle (a1= 20°).
Determine:-
1- Inlet whirl velocity (Vw1)? 2- Absolute velocity of water at inlet? 3- Vane angle at inlet?
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