This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: and the phenomenon is complicated. To simplify the analysis, a head loss and the associated loss coefficient are used in the extended Bernoullis equation to take into consideration of this effect as described in the next page. K h V g p p K V L L L V = = = 2 2 1 2 2 2 1 2 / , r r so that 1 2 0 3 7 2 51 f f D = + F H G I K J . log . . Re , e valid for nonlaminar range Minor Loss through flow entrance V 2 V 3 V 1 (1/2) V 2 2 (1/2) V 3 2 K L (1/2) V 3 2 p p gh K z z g K V V p p p g V K h z g V p h z g V p L L L L L + =+ = = = = + + =+ + 1 2 ) ( 2 ( 1 1 , , 2 , 2 2 : Equation s Bernoulli' Extended 3 1 3 1 3 1 2 3 3 2 3 3 1 2 1 1 g g gz V p r r + + 2 2...
View Full
Document
 Fall '08
 staff
 Mechanical Engineering

Click to edit the document details