Evaluating the long-term barrier performance of fractured granite for nuclear waste disposal: Impact of fast water-conducting path

Y Hu, W Xu, L Zou, L Zhan, Y Chen, J Wang, Z Dai - Engineering Geology, 2024 - Elsevier
Granite has relatively low-permeability and it has been considered as one of favorable
geological formation for final disposal of high-level radioactive waste (HLW). However, the …

[HTML][HTML] Thermal performance response and heat load redistribution mechanism of a deep U-type borehole heat exchanger in heating systems

C Chen, F Witte, R Taherdangkoo, W Cai, S Chen… - Applied Energy, 2025 - Elsevier
Deep closed-loop borehole heat exchanger systems have gained significant attention in
recent years for extracting geothermal energy to effectively heat buildings, eg by integrating …

Quantify the influence of fracture roughness and reservoir heterogeneity on enhanced geothermal systems and the potential for hydrogen production

S Mu, A Zhang, S Liu, L Zhao - International Journal of Hydrogen Energy, 2025 - Elsevier
The roughness of natural fractures and the heterogeneity of reservoirs pose a challenge to
accurately assess the efficiency of heat extraction from fractured hot dry rock (HDR). In this …

Investigation on the heat extraction performance considering a rough fracture network in heterogeneous reservoirs

S Mu, A Zhang, L Zhao - Renewable Energy, 2024 - Elsevier
In this paper, a new three-dimensional numerical model of geothermal extraction is
established. The model utilizes spatial frequency to describe the heterogeneity of multiple …

Estimation of recovery efficiency in high‐temperature aquifer thermal energy storage considering buoyancy flow

H Gao, D Zhou, A Tatomir, K Li… - Water Resources …, 2024 - Wiley Online Library
With their high storage capacity and energy efficiency as well as the compatibilities with
renewable energy sources, high‐temperature aquifer thermal energy storage (HT‐ATES) …

Parametric analysis on the transient two-phase wellbore model applied to the Yangyi high-temperature geothermal field

C Chen, H Zhou, T Nagel, T Renaud, D Naumov… - Geothermal …, 2025 - Springer
Purpose In high-temperature geothermal fields, interpretation of the dynamic two-phase
state inside the production wells under different wellhead conditions are important to …

An upscaling framework for predicting gas multiscale transport behavior in shale matrix-microfracture systems considering microscopic transport mechanisms

Y Yin, H Wang, H Zuo, T Zhang - Physics of Fluids, 2025 - pubs.aip.org
Predicting gas production in shale rock is challenging due to the complex multiscale
processes ranging from nanometer to micrometer-scale, complex components including the …

Parameter Sensitivity Analysis for Long-Term Nuclide Migration in Granite Barriers Considering a 3D Discrete Fracture–Matrix System

Y Hu, W Xu, R Chen, L Zhan, S He, Z Ding - Fractal and Fractional, 2024 - mdpi.com
As a geological barrier for high-level radioactive waste (HLW) disposal in China, granite is
crucial for blocking nuclide migration into the biosphere. However, the high uncertainty …