3D thermal monitoring of jointed rock masses through infrared thermography and photogrammetry

G Grechi, M Fiorucci, GM Marmoni, S Martino - Remote Sensing, 2021 - mdpi.com
The study of strain effects in thermally-forced rock masses has gathered growing interest
from engineering geology researchers in the last decade. In this framework, digital …

Rock damage evolution in the production process of the enhanced geothermal systems considering thermal-hydrological-mechanical and damage (THM-D)

Y Shi, F Xu, X Song, G Wang, Y Zuo, X Li, J Ji - Energy, 2023 - Elsevier
Hot dry rocks (HDRs) geothermal relies mainly on enhanced geothermal systems (EGS) for
production. During production, the evolution of rock stress distribution will cause damage to …

Predicting the uniaxial compressive strength of a limestone exposed to high temperatures by point load and Leeb rebound hardness testing

ME Garrido, FB Petnga, V Martínez-Ibáñez… - Rock Mechanics and …, 2022 - Springer
The effect of exposure to high temperature on rock strength is a topic of interest in many
engineering fields. In general, rock strength is known to decrease as temperature increases …

Permeability evolution of thermally cracked granite with different grain sizes

Z Feng, Y Zhao, D Liu - Rock Mechanics and Rock Engineering, 2021 - Springer
The permeability of thermally cracked granites is crucial information for understanding and
modeling a number of processes in the earth's crust, such as folding, geothermal activity …

Study on the characteristics of radon exhalation from rocks in coal fire area based on the evolution of pore structure

P Li, Q Sun, J Geng, X Jing, L Tang - Science of The Total Environment, 2023 - Elsevier
Radon is of great significance as a tracer for the detection of coal fires due to its distinct
variations in radon exhalation properties while heating. The research on radon exhalation …

Modelling of thermo-mechanical effects in a rock quarry wall induced by near-surface temperature fluctuations

GM Marmoni, M Fiorucci, G Grechi, S Martino - International Journal of …, 2020 - Elsevier
Mechanical response of rock masses to the periodical fluctuation of surface temperatures is
a relevant topic to be focused on for the comprehension of short-to long-term stability of rock …

3D DEM simulations of the variability of rock mechanical behaviour based on random rock microcracks

Y Ye, C Li, Y Zeng, H Tang - International Journal of Rock Mechanics and …, 2023 - Elsevier
In this study, to investigate the variability of mechanical parameters of rock, a three-
dimensional (3D) discrete element model (DEM) with the consideration of random …

The characteristics and laws of fracture damage in the long-term production process of high-temperature geothermal resources

F Xu, Y Shi, X Song, G Li, Z Song, S Li - Rock Mechanics and Rock …, 2023 - Springer
Geothermal energy is an important renewable energy source, among which hot dry rocks
(HDRs) are abundant and potential. The HDRs mass is dense, so the fractures become the …

Thermal cycling effects on micro-property variation of granite by a spatial micro-observation

LF Fan, JW Gao, XL Du - Rock Mechanics and Rock Engineering, 2020 - Springer
In many geotechnical engineering, such as underground disposal of nuclear waste,
geothermal energy exploitation and deep mining, the rock and rock mass is subjected to …

Changes in resonance frequency of rock columns due to thermoelastic effects on a daily scale: observations, modelling and insights to improve monitoring systems

A Guillemot, L Baillet, E Larose… - Geophysical Journal …, 2022 - academic.oup.com
Slope instabilities, including prone-to-fall rock columns, are known to exhibit clear
vibrational modes. The resonance frequencies of these modes can be tracked by seismic …