Research Article
An Experimental Study on Solute Transport in One-Dimensional Clay Soil Columns
Table 3
Estimated parameters of transport process for ADE, FADE, TRM, and CTRW (TPL) for three sets of low-permeability homogeneous soil columns.
| Column length | Column inner diameter | ADE | FADE | TRM | CTRW (TPL) | (cm/h) | (cm2/h) | (cm) | (cm/h) | (cmλ/h) | | (cm/h) | | (1/h) | (cm/h) | (cm2/h) | | (h) | (h) |
| 3 cm with smooth wall | 14 cm | 0.410 | 0.032 | 0.078 | 0.11 | 0.034 | 1.99 | 0.099 | 0.558 | 0.086 | 0.488 | 0.094 | 1.35 | | | 5 cm with smooth wall | 14 cm | 0.230 | 0.045 | 0.196 | 0.11 | 0.076 | 1.99 | 0.094 | 0.847 | 0.07 | 0.33 | 0.101 | 1.36 | | | 8 cm with smooth wall | 14 cm | 0.032 | 0.0189 | 0.591 | 0.03 | 0.019 | 1.99 | 0.022 | 0.424 | 0.16 | 0.034 | 0.031 | 1.68 | | | 5 cm with smooth wall | 7 cm | 0.120 | 0.016 | 0.133 | 0.11 | 0.19 | 1.88 | 0.026 | 0.577 | 0.024 | 0.147 | 0.045 | 1.30 | | | 5 cm with smooth wall | 9 cm | 0.112 | 0.033 | 0.292 | 0.10 | 0.06 | 1.81 | 0.033 | 0.467 | 0.022 | 0.182 | 0.068 | 1.38 | | | 5 cm with smooth wall | 10 cm | 0.170 | 0.082 | 0.482 | 0.1 | 0.09 | 1.89 | 0.048 | 0.563 | 0.07 | 0.288 | 0.143 | 1.39 | | | 3 cm with rough wall | 14 cm | 0.340 | 0.029 | 0.085 | 0.10 | 0.03 | 1.91 | 0.092 | 0.614 | 1.71 | 0.432 | 0.139 | 1.18 | | | 5 cm with rough wall | 14 cm | 0.113 | 0.041 | 0.363 | 0.07 | 0.05 | 1.90 | 0.058 | 0.799 | 0.256 | 0.184 | 0.114 | 1.34 | | | 8 cm with rough wall | 14 cm | 0.033 | 0.031 | 0.939 | 0.05 | 0.06 | 1.91 | 0.032 | 0.867 | 0.328 | 0.085 | 0.09 | 1.39 | | |
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