Results 51 to 60 of about 331 (154)

Effect of Proppant on Seepage and Heat Transfer Characteristics in Fractured Granite of Hot Dry Rock Geothermal Systems

open access: yesEnergy Science &Engineering, Volume 13, Issue 2, Page 847-861, February 2025.
Addressing the key challenges of seepage and heat transfer characteristics in hot dry rock exploitation, this study analyzes the coupling mechanisms of seepage and heat transfer in fractured granite with proppants through a combination of laboratory experiments and numerical simulations.
Xu Dong   +4 more
wiley   +1 more source

Two stages power generation test of the hot dry rock exploration and production demonstration project in the Gonghe Basin, northeastern Qinghai-Tibet plateau, China

open access: yesChina Geology
: The Hot Dry Rock (HDR) is considered as a clean and renewable energy, poised to significantly contribute to the global energy decarbonization agenda. Many HDR projects worldwide have accumulated valuable experience in efficient drilling and completion,
Er-yong Zhang   +26 more
doaj   +1 more source

Evolution of Seepage Flow Rate in a Single Rough Fracture at Different Fractal Dimensions

open access: yesGeofluids, Volume 2025, Issue 1, 2025.
The hydraulic characteristics of a single rough fracture are critical in rock seepage studies, with roughness being the dominant factor influencing fracture hydraulic behavior. In this study, four sets of single rough fractures with fractal dimensions ranging from 1.2 to 1.8 were generated using the Weierstrass–Mandelbrot function, and the evolution of
Yu Zhang   +9 more
wiley   +1 more source

Poster Sessions

open access: yes
HemaSphere, Volume 10, Issue S1, June 2026.
wiley   +2 more sources

The LTAR Cropland Common Experiment at R. J. Cook Agronomy Farm

open access: yesJournal of Environmental Quality, Volume 53, Issue 6, Page 839-850, November/December 2024.
Abstract Dryland agriculture in the Inland Pacific Northwest is challenged in part by rising input costs for seed, fertilizer, and agrichemicals; threats to water quality and soil health, including soil erosion, organic matter decline, acidification, compaction, and nutrient imbalances; lack of cropping system diversity; herbicide resistance; and air ...
David R. Huggins   +6 more
wiley   +1 more source

Development status and research recommendations for thermal extraction technology in deep hot dry rock reservoirs

open access: yesDeep Underground Science and Engineering
Based on a comprehensive review of domestic and foreign literature, this article discusses the technical difficulties and development status of enhanced geothermal system (EGS) concerning the thermal energy extraction of deep hot dry rock (HDR ...
Diquan Li   +6 more
doaj   +1 more source

Fracture initiation and propagation in soft hydraulic fracturing of hot dry rock

open access: yesPetroleum Exploration and Development
By considering the thermo poroelastic effects of rock, the constitutive relationship of fatigue deterioration of rock under cyclic loading, elastic-brittle failure criteria and wellbore stress superposition effects, a thermal-hydraulic-mechanical ...
Xiaoxia ZHOU   +7 more
doaj   +1 more source

Frequency-Domain 3D BSEM Forward and Inverse Modeling and Application in HDR Energy Monitoring and Development in the Gonghe Basin

open access: yesEnergies
The formation and exploitation of geothermal reservoirs in hot dry rock (HDR) primarily rely on microseismic methods, but seismic techniques lack sufficient sensitivity to fluids.
Yuanyuan Ming   +6 more
doaj   +1 more source

Preliminary design of a traffic light system for risk management of earthquakes induced by hot dry rock fracturing

open access: yes地震科学进展
Hot dry rock (HDR) is a strategic clean energy resource with considerable advantages, including abundant reserves, stable power output, and renewability. However, induced seismicity remains a primary challenge in HDR development and represents a critical
Junpeng Guan   +6 more
doaj   +1 more source

Optimization of Organic Rankine Cycle for Hot Dry Rock Power System: A Stackelberg Game Approach

open access: yesEnergies
Due to its simple structure and stable operation, the Organic Rankine Cycle (ORC) has gained significant attention as a primary solution for low-grade thermal power generation.
Zhehao Hu, Wenbin Wu, Yang Si
doaj   +1 more source

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