Hydraulic Radius of a Triangular Channel
Hydraulic radius, abbreviated as \(r_h\), is the area cross-section of water in a pipe or channel divided by the wetting perimeter.
Hydraulic Radius of a Triangular Channel formulas |
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\(\large{ r_h = \frac { A_c } { P_w } }\) \(\large{ r_h = \frac { z\;h^2 } { 2\;h \; \sqrt {1 \;+\; z^2 } } }\) |
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| Symbol | English | Metric |
| \(\large{ r_h }\) = hydraulic radius | \(\large{ft}\) | \(\large{m}\) |
| \(\large{ A_c }\) = area cross-section of flow | \(\large{ft^2}\) | \(\large{m^2}\) |
| \(\large{ b }\) = bottom width of fluid | \(\large{ft}\) | \(\large{m}\) |
| \(\large{ h }\) = depth of fluid | \(\large{ft}\) | \(\large{m}\) |
| \(\large{ w }\) = top width of fluid | \(\large{ft}\) | \(\large{m}\) |
| \(\large{ P_w }\) = wetting perimeter | \(\large{ft}\) | \(\large{m}\) |
| \(\large{ z }\) = width of channel slope | \(\large{ft}\) | \(\large{m}\) |
Tags: Hydraulic Equations