Performance evaluation of enhanced geothermal systems with intermittent thermal extraction for sustainable energy production

Z Liu, M Wu, H Zhou, L Chen, X Wang - Journal of Cleaner Production, 2024 - Elsevier
Efficient extraction of thermal energy from deep geothermal reservoirs using Enhanced
Geothermal Systems (EGS) is fundamental for sustainable clean energy generation. This …

Experimental study of mechanical properties of hot dry granite under thermal-mechanical couplings

K Wang, Z Liu, M Wu, C Wang, W Shen, J Shao - Geothermics, 2024 - Elsevier
The investigation of the mechanical properties of hot dry rock (HDR) is of great significance
to the development of deep geothermal energy. However, the effects of thermal-mechanical …

[HTML][HTML] Physico-mechanical properties of granite after thermal treatments using different cooling media

H Zhu, Z Jiao, P Zhao, X Tang, S Chen, L Tao - Journal of Rock Mechanics …, 2024 - Elsevier
Thermal damage mechanisms are crucial in reservoir stimulation for enhanced geothermal
system (EGS). This study investigates the thermal damage mechanisms in granite samples …

Evolution of tensile strength and cracking in granite containing prefabricated holes under high temperature and loading rate

X Zhong, J Xu, H Sun, X Hou, F Wu, P Sha - … and Geophysics for Geo …, 2023 - Springer
For present applications in deep significant rock engineering, including underground
repositories of high-level nuclear waste, an exhaustive comprehension of the impacts of …

Multiscale study of dynamic mode-I fracture characteristics of thermally treated granite: Comparison of conventional and microwave heating

BW Sun, SQ Yang, H Li, WL Tian - Engineering Fracture Mechanics, 2024 - Elsevier
High-temperature-assisted rock breaking is a promising technique, with conventional and
microwave heating being widely used methods. Understanding the mechanisms of …

Study on the evolution of mechanical properties of hot dry rocks after supercritical CO2 injection

P Li, H Zhang, Y Wu - Geothermal Energy, 2024 - Springer
Characterizing the evolution of mechanical properties of hot dry rock (HDR) after
supercritical CO2 (CO2 (sc)) injection is crucial for assessing the heat extraction rate and …

Evolution of Elastic–Plastic Characteristics of Rocks Within Middle-Deep Geothermal Reservoirs Under High Temperature

Q Wang, D Wang, B Yu, D Sun, Y Wang, N Hao… - Natural Resources …, 2024 - Springer
Middle-deep geothermal reservoirs, rich in energy, experience deep burial, high
temperature, and intense three-dimensional stresses, causing noticeable elastic–plastic …

Temperature effects on the failure of deep circular tunnel under true-triaxial compression

L Huang, M Liu, Z Wang, Y Guo, X Si, X Li… - Journal of Central South …, 2024 - Springer
The failure characteristics of thermal treated surrounding rocks should be studied to
evaluate the stability and safety of deep ground engineering under high-ground-temperature …

Non-monotonic effect of differential stress and temperature on mechanical property and rockburst proneness of granite under high-temperature true triaxial …

H Wang, Z Liu, C Lin, Q Yang, E Hamdi - Geomechanics and Geophysics …, 2024 - Springer
Complicated geological conditions such as high geo-stress and high ground temperatures
often have a significant impact on the mechanical behavior and failure potential of hard …

Study on the rock-breaking characteristics of high-energy pulsed plasma jet for granite

Y Han, C Zheng, Y Liu, Y Xu, P Liu, Y Zhu… - Geoenergy Science and …, 2024 - Elsevier
Plasma jet rock-breaking technology, characterized by its high rock-breaking efficiency, low
specific energy, and absence of mechanical wear, is one of the most promising methods for …