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farhan071-Visitor
1-Visitor
October 24, 2017
Solved

Finding Friction factor

  • October 24, 2017
  • 2 replies
  • 2659 views

What is the best way to find friction factor?What is the best way to find friction factor?

Best answer by terryhendicott

Hi,

 

You are nearly  there.  You use a solve block.  Solve blocks are available in MathCad 11/14/15 and Prime.

Enclosed is solution in Mathcad and PDF of Mathcad.

2 replies

T
21-Topaz II
terryhendicott21-Topaz IIAnswer
21-Topaz II
October 24, 2017

Hi,

 

You are nearly  there.  You use a solve block.  Solve blocks are available in MathCad 11/14/15 and Prime.

Enclosed is solution in Mathcad and PDF of Mathcad.

    F
    farhan071-VisitorAuthor
    1-Visitor
    October 24, 2017

    Thank you so much,Terry.

    D
    DJF16-Pearl
    16-Pearl
    October 24, 2017

    Another approach is to use the Swamee-Jain equation.  No iteration required.  It's accurate to around 1% of Colebrook, which is plenty close for most flow work.  

    F
    farhan071-VisitorAuthor
    1-Visitor
    October 25, 2017

    Thanks. It seems an easier way to solve the equation. 

     

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