From: An approximate analytical solution of Richards equation with finite boundary
t (min) | Present method | FEM | Relative error (%) |
---|---|---|---|
0.1276 | 0.505193 | 0.5027 | 0.4959 |
0.2169 | 0.550959 | 0.562178 | −1.9956 |
0.2794 | 0.62067 | 0.6319 | −1.7772 |
0.3149 | 0.65244 | 0.6587 | −0.9504 |
0.3666 | 0.692165 | 0.69494 | −0.3993 |
0.4685 | 0.742965 | 0.743 | −0.0047 |
0.5337 | 0.76222 | 0.7638 | −0.2069 |
0.5765 | 0.77126 | 0.7737 | −0.3154 |
0.6353 | 0.780382 | 0.7841 | −0.4742 |
0.658 | 0.783064 | 0.7874 | −0.5507 |
0.6772 | 0.785114 | 0.7897 | −0.5807 |