Thermal conductivity of hydrate and effective thermal conductivity of hydrate-bearing sediment

C Wang, X Li, Q Li, G Chen, C Sun - Chinese Journal of Chemical …, 2024 - Elsevier
The research on the thermal property of the hydrate has recently made great progress,
including the understanding of hydrate thermal conductivity and effective thermal …

A thermal conductivity model for granular geomaterials with low porosity during the freezing process

J Bi, Y Pan, S Yang, G Zhao, Z Wu - International Journal of Heat and Mass …, 2024 - Elsevier
Thermal conductivity (TC) of freezing soils has a large effect on the heat and water transfer
analysis in the permafrost and seasonally frozen ground regions. Most TC models have …

Predicting the effective thermal conductivity of porous building materials using improved Menger sponge fractal structure

W Chen, Y Wang, D Wang, Y Liu, J Liu - International Journal of Thermal …, 2023 - Elsevier
Accurately obtaining the effective thermal conductivity of porous building materials can
correctly understand its thermal insulation performance and ensure the selection of effective …

A theoretical model for estimating the thermal conductivity of granular geomaterials with low porosity

J Bi, G Zhao, Z Wu, S Yang - … Communications in Heat and Mass Transfer, 2024 - Elsevier
The thermal conductivity has an important influence on the geotechnical and
geoenvironmental engineering. Most existing thermal conductivity models appear to …

Heat transfer in unfrozen and frozen porous media: Experimental measurement and pore‐scale modeling

M Vasheghani Farahani… - Water Resources …, 2020 - Wiley Online Library
In this work, we conducted a mechanistic study on pore‐scale mechanisms controlling heat
transfer in partially saturated porous media at unfrozen and frozen conditions. Experimental …

A thermal conductivity prediction model of cement-based grouts for ground source heat pump

S Dong, G Liu, T Zhan, Y Yao, L Ni - International Communications in Heat …, 2022 - Elsevier
Cement-based material is frequently used in many aspects. For example, it is used as a sort
of grout in a ground source heat pump system, whose heat conduction performance directly …

Combination of the unifying model for the effective thermal conductivity of isotropic, porous and composite geomaterials

Z Chu - International Journal of Rock Mechanics and Mining …, 2023 - Elsevier
A fixed-parameter ETC predictive model was proposed using simple combinatory rules,
based on which the tri-weighted means (arithmetic, geometric and harmonic) of tri-upper …

Enhanced fractal capillary bundle model for effective thermal conductivity of composite-porous geomaterials

Z Chu, G Zhou, R Li - International Communications in Heat and Mass …, 2020 - Elsevier
A good knowledge of the effective thermal conductivity (ETC) of geomaterials is required to
achieve accurate study on heat transfer in a variety of earth-contact engineering …

Soft and hard computation methods for estimation of the effective thermal conductivity of sands

ZH Rizvi, HH Zaidi, SJ Akhtar, AS Sattari… - Heat and Mass …, 2020 - Springer
Thermal properties of sand are of importance in numerous engineering and scientific
applications ranging from energy storage and transportation infrastructures to underground …

Analytical-experimental based inversion algorithm of stratum thermal properties for medium-depth coaxial borehole

S Dong, Y Yu, B Li, R Kosonen, L Ni - Renewable Energy, 2025 - Elsevier
Energy saving and decarbonization become consensus of the world. Medium-depth ground
source heat pumps employing coaxial borehole heat exchangers have emerged as a pivotal …