Hydraulic Gradient
Hydraulic gradient, abbreviated as i, a dimensionless number, is the change in height (pressure) to length between any two points.
hydraulic gradient formula
| \(\large{ i = \frac{ Q }{ k \; A_c } }\) |
Where:
| Units | English | Metric |
| \(\large{ i }\) = hydraulic gradient | \(\large{dimensionless}\) | |
| \(\large{ A_c }\) = area cross-section | \(\large{ft^2}\) | \(\large{m^2}\) |
| \(\large{ Q }\) = flow rate | \(\large{\frac{ft^3}{sec}}\) | \(\large{\frac{m^3}{s}}\) |
| \(\large{ k }\) = hydraulic conductivity | \(\large{\frac{ft}{day}}\) | \(\large{\frac{m}{day}}\) |
Related Hydraulic Gradient formula
| \(\large{ i = \frac{v}{k} }\) | (Darcy velocity) |
Where:
\(\large{ i }\) = hydraulic gradient
\(\large{ v }\) = Darcy velocity or flux
