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View article: Impact of Drainage System on the Stability of Underground Lined Rock Cavern Gas Storage
Impact of Drainage System on the Stability of Underground Lined Rock Cavern Gas Storage Open
International audience
View article: Optimal Lined Rock Cavern Diameter Selection for Compressed Air Energy Storage
Optimal Lined Rock Cavern Diameter Selection for Compressed Air Energy Storage Open
International audience
View article: Thermo-functional subgrades with leakage-free expanded graphite-paraffin composites: Balancing enhanced heat storage and geomechanical behaviour
Thermo-functional subgrades with leakage-free expanded graphite-paraffin composites: Balancing enhanced heat storage and geomechanical behaviour Open
View article: Grain-based coupled thermo-mechanical modeling for stressed heterogeneous granite under thermal shock
Grain-based coupled thermo-mechanical modeling for stressed heterogeneous granite under thermal shock Open
Microscopic damage and macroscopic mechanical properties of granite under the coupling effect of thermal load and initial stress are crucial considerations for the safe construction of underground geo-energy engineering. However, visualizi…
View article: Influence of biochar on the soil-water retention behavior of compacted loess in man-made earth structures in loess regions
Influence of biochar on the soil-water retention behavior of compacted loess in man-made earth structures in loess regions Open
The objective of this study was to investigate the influence of apple tree biochar on the soil water retention curve (SWRC) of compacted loess, which is increasingly used in man-made earth structures in loess regions. Additionally, we aime…
View article: Improved Level-Set Methods for Particle Reconstruction from X-Ray Computed Tomography Images
Improved Level-Set Methods for Particle Reconstruction from X-Ray Computed Tomography Images Open
View article: Editorial: Physico-mechanical properties and treatment technology of hazardous geomaterials−volume II
Editorial: Physico-mechanical properties and treatment technology of hazardous geomaterials−volume II Open
New geomaterials and technologies are emerging in every branch of geotechnical engineering, such as soil improvement, underground excavation, tunnel waterproofing, coal engineering, and high-speed railway subgrade measures. These complex p…
View article: Improving thermal performance of groups of energy screw piles with phase change materials
Improving thermal performance of groups of energy screw piles with phase change materials Open
Underground thermal storage systems have potential to play an important part in the transition to renewable energy. Studies on combining building foundations with thermal storage are often limited to concrete piles, especially when involvi…
View article: Backfill thermal properties improvement using granular phase change materials and graphite
Backfill thermal properties improvement using granular phase change materials and graphite Open
Phase change materials (PCMs) are ideal for thermal energy storage due to latent heat release or absorption at target temperatures. Hence, adding PCMs into backfill materials of ground heat exchangers for example, can enhance the borehole …
View article: Cooling underground substations worldwide using heat pumps
Cooling underground substations worldwide using heat pumps Open
The use of underground space in urban environments has increased at an accelerated rate over the past few years, particularly to satisfy transport infrastructure needs. Transport tunnels are being constructed at increasingly greater depths…
View article: Improving thermal storage of energy screw pile groups with phase change materials
Improving thermal storage of energy screw pile groups with phase change materials Open
To achieve affordable housing in a carbon-neutral society, new buildings require a dual-purpose approach that comprises efficient construction and a green energy supply. Energy screw piles [1, 7] meet this demand as they combine the agilit…
View article: Numerical Analyses of Energy Screw Pile Filled with Phase Change Materials
Numerical Analyses of Energy Screw Pile Filled with Phase Change Materials Open
View article: Estimation of thermal conductivity of cemented sands using thermal network models
Estimation of thermal conductivity of cemented sands using thermal network models Open
Effective thermal conductivity of soils can be enhanced to achieve higher efficiencies in the operation of shallow geothermal systems. Soil cementation is a ground improvement technique that can increase the interparticle contact area, lea…
View article: Impact of particle shape on networks in sands
Impact of particle shape on networks in sands Open
View article: X-ray computed tomography images and network data of sands under compression
X-ray computed tomography images and network data of sands under compression Open
View article: XCT images and networks of Ottawa sand and Angular sand
XCT images and networks of Ottawa sand and Angular sand Open
Ottawa sand and Angular sand consist of particles with distinct shapes. The x-ray computed tomography (XCT) image stacks of their in-situ confined compressive testings are provided in this paper. For each image stack, a contact network, a …