State of the art of coupled thermo–hydro-mechanical–chemical modelling for frozen soils

KQ Li, ZY Yin - Archives of Computational Methods in Engineering, 2024 - Springer
Numerous studies have investigated the coupled multi-field processes in frozen soils,
focusing on the variation in frozen soils and addressing the influences of climate change …

Estimating the thermal conductivity of soils using six machine learning algorithms

KQ Li, Y Liu, Q Kang - International Communications in Heat and Mass …, 2022 - Elsevier
Many machine learning algorithms have been applied to determine soil properties in recent
years. However, the prediction performances of thermal conductivity of soils via machine …

Influences of spatial variability of hydrothermal properties on the freezing process in artificial ground freezing technique

KQ Li, ZY Yin, Y Liu - Computers and Geotechnics, 2023 - Elsevier
Artificial ground freezing (AGF) has been extensively applied in underground engineering
construction as a popular ground-support technique. In recent decades, a series of …

State-of-the-Art Constitutive Modelling of Frozen Soils

KQ Li, ZY Yin, JL Qi, Y Liu - Archives of Computational Methods in …, 2024 - Springer
In recent decades, the constitutive modelling for frozen soils has attracted remarkable
attention from scholars and engineers due to the continuously growing constructions in cold …

A three-dimensional large-deformation random finite-element study of landslide runout considering spatially varying soil

X Chen, D Li, X Tang, Y Liu - Landslides, 2021 - Springer
Landslide is a uniquely dynamic large-deformation process that can present serious threat
to human lives and infrastructures. The natural soil properties often exhibit inherent spatial …

Artificial neural network for predicting the thermal conductivity of soils based on a systematic database

KQ Li, Q Kang, JY Nie, XW Huang - Geothermics, 2022 - Elsevier
Thermal conductivity is a significant soil property that affects subsurface temperature
distribution and plays an essential role in geotechnical engineering. Accurate evaluation of …

Identification of geological characteristics from construction parameters during shield tunnelling

T Yan, SL Shen, A Zhou - Acta Geotechnica, 2023 - Springer
This paper proposes a framework to identify geological characteristics (GC) based on
borehole data and operational data during shield tunnelling using a fuzzy C-means …

A data-driven method to model stress-strain behaviour of frozen soil considering uncertainty

KQ Li, ZY Yin, N Zhang, Y Liu - Cold Regions Science and Technology, 2023 - Elsevier
Various experiments and computational methods have been conducted to describe the
mechanical behaviours of frozen soils. However, due to high nonlinearity and uncertainty of …

[HTML][HTML] Towards an improved prediction of soil-freezing characteristic curve based on extreme gradient boosting model

KQ Li, HL He - Geoscience Frontiers, 2024 - Elsevier
As an essential property of frozen soils, change of unfrozen water content (UWC) with
temperature, namely soil-freezing characteristic curve (SFCC), plays significant roles in …

A hybrid SVR-BO model for predicting the soil thermal conductivity with uncertainty

KQ Li, ZY Yin, Y Liu - Canadian Geotechnical Journal, 2023 - cdnsciencepub.com
This study proposes a generalised framework for developing a hybrid machine learning
(ML) model that combines support vector regression (SVR) with hyperparameter …