Research Article
Laboratory Investigation and Modelling of the Thermal-Mechanical Properties of Soil in Shallow Mineralized Groundwater Area
Table 3
The properties of reproduced specimens.
| Salt type | Salt concentration (mol/kg) | Moisture content (%) | Dry density (g/cm3) | Void ratio | Predicted thermal conductivity (W m-1 K-1) | Measured thermal conductivity (W m-1 K-1) |
| None | 0 | 18.995 | 1.537 | 0.707 | 1.344 | 1.371 | 21.173 | 1.556 | 0.686 | 1.420 | 1.435 | 23.373 | 1.531 | 0.714 | 1.428 | 1.461 |
| NaCl | 1.5 | 19.429 | 1.563 | 0.678 | 1.398 | 1.410 | 21.205 | 1.566 | 0.675 | 1.371 | 1.455 | 23.038 | 1.553 | 0.689 | 1.376 | 1.475 | 3 | 19.069 | 1.580 | 0.660 | 1.419 | 1.363 | 20.975 | 1.587 | 0.653 | 1.370 | 1.417 | 23.255 | 1.566 | 0.675 | 1.440 | 1.435 | 4.5 | 18.733 | 1.590 | 0.650 | 1.373 | 1.326 | 20.530 | 1.593 | 0.647 | 1.384 | 1.373 | 23.014 | 1.568 | 0.673 | 1.353 | 1.390 | 6 | 14.988 | 1.588 | 0.652 | 1.163 | 1.187 | 17.154 | 1.653 | 0.587 | 1.358 | 1.343 | 20.805 | 1.615 | 0.624 | 1.379 | 1.372 | 22.832 | 1.565 | 0.676 | 1.322 | 1.339 |
| CaCl2 | 1.5 | 18.285 | 1.627 | 0.613 | 1.430 | 1.431 | 19.732 | 1.644 | 0.595 | 1.462 | 1.497 | 22.073 | 1.598 | 0.641 | 1.413 | 1.478 | 3 | 16.874 | 1.629 | 0.610 | 1.326 | 1.313 | 19.502 | 1.644 | 0.595 | 1.377 | 1.404 | 21.322 | 1.610 | 0.630 | 1.367 | 1.392 | 4.5 | 15.748 | 1.645 | 0.594 | 1.211 | 1.238 | 17.463 | 1.671 | 0.570 | 1.308 | 1.324 | 19.191 | 1.660 | 0.580 | 1.316 | 1.350 | 21.051 | 1.613 | 0.626 | 1.315 | 1.319 | 6 | 13.236 | 1.620 | 0.619 | 1.134 | 1.086 | 15.142 | 1.675 | 0.566 | 1.225 | 1.224 | 17.156 | 1.702 | 0.541 | 1.327 | 1.323 | 18.828 | 1.680 | 0.561 | 1.327 | 1.332 | 21.198 | 1.633 | 0.607 | 1.297 | 1.313 |
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