Fluids, hydraulics and flows
Hydraulic radius
Calculates hydraulic radius from flow area and wetted perimeter.
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Manning flow rate
Calculates open-channel flow with Manning equation from area, hydraulic radius, and slope.
Rectangular channel area
Calculates rectangular channel flow area from width and depth.
Rectangular channel wetted perimeter
Calculates rectangular channel wetted perimeter from width and depth.
Rectangular channel hydraulic radius
Calculates rectangular channel hydraulic radius from width and depth.
Froude number
Calculates Froude number from velocity, gravity, and characteristic length.
Manning open-channel flow
Calculates auxiliary open-channel flow from area, hydraulic radius, slope, and Manning coefficient.