LMNO Engineering, Research, and Software, Ltd.

The fluid flow calculations website

   

Open Channel Calculations / Software Section

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Comprehensive calculations

Culvert Design using Inlet and Outlet Control   Circular Culverts using Manning Equation 
  Design of Trapezoidal Channels   Design of Rectangular Channels
Inverted Siphon for sewer going under river
Gradually varied flow in trapezoidal channel
Hydraulic Jump   Critical Depth in Circular Culvert

  Weirs:  Rectangular   V Notch   Cipoletti

  End depth measurement to determine discharge in:
Circular Culvert     Rectangular Channel     Triangular Channel


Other calculations

Bernoulli Equation for Dam, Sluice Gate, Pitot Tube

Geometry of Circular Culverts  Geometry of Non-Circular Channels 

Manning Equation & Calculations   Mannings n Coefficients 

  Discharge from a Tank 

 

 

To LMNO Engineering home page (more calculations)

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LMNO Engineering, Research, and Software, Ltd.

7860 Angel Ridge Rd.   Athens, Ohio 45701  USA   Phone and fax: (740) 592-1890
LMNO@LMNOeng.com    http://www.LMNOeng.com