Practical prediction method on thaw deformation of soft clay subject to artificial ground freezing based on elaborate centrifuge modeling experiments

• Published in: Tunnelling and underground space technology Vol. 122; p. 104352
• Main Authors: Zhou, Jie, Zhao, Wenqiang, Tang, Yiqun
• Format: Journal Article
• Language: English
• Published: Oxford Elsevier Ltd 01.04.2022; Elsevier BV
• Subjects: Artificial ground freezing; Centrifuge model; Centrifuge modeling; Conduction heating; Conductive heat transfer; Deduction; Deformation; Empirical analysis; Error analysis; Freezing; Ground freezing; Heat transfer; Perturbation; Practical thaw deformation model; Scaling ratio; Similarity of heat transfer of freezing pipe; Soft clay; Soil compressibility; Soil moisture; Soils; Temperature; Temperature distribution; Underground construction; Similarity of heat transfer of freezing pipe; Artificial ground freezing; Practical thaw deformation model; Centrifuge modeling; Scaling ratio

•An improved practical thaw deformation prediction method was presented.•A specific centrifuge modeling was validated and served for elaborate computation.•The asynchronous thaw process is an inherent cause of differential settlement.•Two thaw parameters are derived and refined under different freez...