Research Article
Elastic Analysis of Nonhomogeneous Frozen Wall under Nonaxisymmetric Ground Stress Field and in State of Unloading
Table 2
, , and
at the outer edge of the frozen wall and for different freezing modes.
| Freezing modes | Coefficient of the unloading ratio | | | | IF model | HF model | IF model | HF model | IF model | HF model |
| Single-circle freezing | 0.0426 | 0.0438 | 0.306 | 0.320 | −0.167 | −0.161 | Double-circle freezing | 0.0226 | 0.0227 | 0.153 | 0.150 | −0.0876 | −0.0828 | Triple-circle freezing | 0.0122 | 0.0119 | 0.0744 | 0.0737 | −0.0424 | −0.0404 |
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