Verification Case 25

View Model     Problem Statement

PRODUCT: AFT Fathom

TITLE: FthVerify25.fth

REFERENCE: Michael R. Lindeburg, P.E., Mechanical Engineering Review Manual, 7th Ed., Professional Publications, Page 3-21, Example 3.20

FLUID: Water

ASSUMPTIONS: N/A

RESULTS:

Parameter	Lindenburg	AFT Fathom
Head loss (feet)	90.5	90.66

DISCUSSION:

Results for AFT Fathom vary somewhat from previous versions of AFT Fathom (prior to version 7) because the equation used to convert the Hazen-Williams factor to the Darcy-Weisbach friction factor was modified to use the traditional formula, as given in the AFT Fathom help file.

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