Engineer Notes

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Author:
otrujillo
ID:
225365
Filename:
Engineer Notes
Updated:
2013-07-03 22:28:33
Tags:
Formulas
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Description:
Engineer Test
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  1. GPM
    29.7 x D2x√NP
  2. Nozzle Pressure
    • √50 = 7.07
    • √80 = 8.94
    • √100 = 10
  3. Coefficients
    • 1''    -  150
    • 1 1/2 - 24
    • 1 3/4 - 15.5
    • 2 1/2 - 2
    • 3 2 1/2 - .8
    • 4''   -   .2
    • 5"   -   .08
  4. Tip size & gpm - field
    • 1" -     200 gpm
    • 1 1/8 - 250
    • 1 1/4 - 325

    • 1 1/4 - 400
    • 1 3/8 - 500
    • 1 1/2 - 600
    • 1 5/8 - 700
    • 1 3/4 - 800
    • 1 7/8 - 900
    • 2"     - 1000
  5. Tip size & conversion to fraction - Theoretical
    • 1" -     1.0
    • 1 1/8 - 1.125
    • 1 1/4 - 1.250
    • 1 3/8 - 1.375
    • 1 1/2 - 1.50
    • 1 5/8 - 1.625
    • 1 3/4 - 1.750
    • 1 7/8 - 1.875
    • 2"     -  2.0
  6. Friction Loss
    C x Q2 x L

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