Problem 4.38 - y y d V 1max h 1 h 1 2 2 = V 2 h 2 V 3 h 3 +...

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Problem 4.38 [Difficulty: 2] Given: Data on flow at inlet and outlet of a reducing elbow Find: Find the maximum velcoity at section 1 Solution: 0 = CS A d V r r ρ Basic equation Assumptions: 1) Steady flow 2) Incompressible flow Evaluating at 1, 2 and 3 0 h 1 y V 1 y ()w d V 2 w h 2 + V 3 w h 3 + 0 = or V 1max h 1 0 h 1
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Unformatted text preview: y y d V 1max h 1 h 1 2 2 = V 2 h 2 V 3 h 3 + = Hence V 1max 2 h 1 V 3 h 3 V 2 h 2 + ( ) = V 1max 2 0.5 m 5 m s 0.15 m 1 m s 0.2 m + = V 1max 3.80 m s =...
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This note was uploaded on 10/19/2011 for the course EGN 3353C taught by Professor Lear during the Fall '07 term at University of Florida.

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