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Water Flow Dilemma 
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#1
Aug1414, 02:05 AM

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If I have a flow , Q1 l/sec and a pressure P1 Bar , Pipe Diameter D1
how can I work out the change in flow if either/or both the Pressure or Pipe Diameter change. Assuming laminar flow and pipe material do not change. Thanks 


#2
Aug1414, 11:40 AM

Mentor
P: 22,315

Welcome to PF!
Start with the affinity laws: http://www.engineeringtoolbox.com/affinitylawsd_408.html 


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