# Darcy-Weisbach Equations Calculator

Fluid Mechanics Hydraulics Formulas

## Inputs:

friction factor (f)
unitless
pipe length (L)
pipe diameter (D)
acceleration of gravity (g)

## Conversions:

friction factor (f)
= 0
= 0
= 0
= 0
foot
pipe length (L)
= 0
= 0
foot
pipe diameter (D)
= 0
= 0
foot
acceleration of gravity (g)
= 0
= 0
foot/second^2

## Solution:

flow velocity (V)
= NOT CALCULATED

## Other Units:

Change Equation
Select to solve for a different unknown
 Solve for head loss Solve for friction factor Solve for pipe length Solve for pipe diameter Solve for flow velocity Solve for acceleration of gravity
Where
 h = head loss f = friction factor L = pipe length D = pipe diameter V = flow velocity g = acceleration of gravity

Reference - Books:
1) Warren Viessman and Mark J. Hammer. 1993. Water Supply and Pollution Control. Harper Collins College Publishers, Inc. 5th ed.

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By Jimmy Raymond

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