Review of soil thermal conductivity and predictive models

N Zhang, Z Wang - International Journal of Thermal Sciences, 2017‏ - Elsevier
Accurate prediction of soil thermal conductivity is crucial to the design of geothermal related
structures such as ground source heat pumps (GSHPs), borehole thermal energy storage …

Critical review of thermal conductivity models for unsaturated soils

Y Dong, JS McCartney, N Lu - Geotechnical and Geological Engineering, 2015‏ - Springer
Although it is well established that heat conduction in unsaturated soil depends on liquid
saturation, there are several models available to consider the changes in thermal …

A generalized thermal conductivity model for soils and construction materials

J Côté, JM Konrad - Canadian Geotechnical Journal, 2005‏ - cdnsciencepub.com
This paper intends to develop a generalized thermal conductivity model for moist soils that is
based on the concept of normalized thermal conductivity with respect to dry and saturated …

Fundamental study of thermal conduction in dry soils

TS Yun, JC Santamarina - Granular matter, 2008‏ - Springer
The thermal conductivity of the different soil components—mineral, liquids and air—varies
across two orders of magnitude. Two studies are implemented to explore the role of contacts …

Thermal conductivity of sands

SK Haigh - Geotechnique, 2012‏ - icevirtuallibrary.com
The thermal properties of soils are important in a variety of applications, including the
thermal performance of buried pipelines and geothermal heat pumps. A variety of methods …

Review of effective thermal conductivity models of rock-soil for geothermal energy applications

GS Jia, ZY Tao, XZ Meng, CF Ma, JC Chai, LW ** - Geothermics, 2019‏ - Elsevier
In recent years, the utilization of geothermal energy through ground buried heat exchanger
to provide heat source for buildings has become extremely attractive within China and all …

Predicting the thermal conductivity of unsaturated soils considering wetting behavior: A meso‑scale study

XW Huang, J Guo, KQ Li, ZZ Wang, W Wang - International Journal of Heat …, 2023‏ - Elsevier
Unsaturated soils are three-phase porous materials that consist of the solid phase, the liquid
phase and the gas phase. While accurate predictions to the thermal conductivity of …

Variation of the thermal conductivity of a silty clay during a freezing-thawing process

M Zhang, J Lu, Y Lai, X Zhang - International Journal of Heat and Mass …, 2018‏ - Elsevier
The thermal conductivity of soils is a key factor in calculating soil heat transfer and analyzing
temperature fields of geotechnical engineering in cold regions. We measured the thermal …

Thermal conductivity of hydrate‐bearing sediments

DD Cortes, AI Martin, TS Yun… - Journal of …, 2009‏ - Wiley Online Library
A thorough understanding of the thermal conductivity of hydrate‐bearing sediments is
necessary for evaluating phase transformation processes that would accompany energy …

Investigation on thermal characteristics and prediction models of soils

T Zhang, G Cai, S Liu, AJ Puppala - International Journal of Heat and Mass …, 2017‏ - Elsevier
This paper presents details of a study that deals with evaluation of thermal characteristics of
soils across a range of soil types and saturation levels. Investigations were carried out with …