Results 31 to 40 of about 9,754 (259)

Deep Underground Science and Engineering Laboratory - Preliminary Design Report [PDF]

, 2017
Author(s): Lesko, Kevin T; Acheson, Steven; Alonso, Jose; Bauer, Paul; Chan, Yuen-Dat; Chinowsky, William; Dangermond, Steve; Detwiler, Jason A; Vries, Syd De; DiGennaro, Richard; Exter, Elizabeth; Fernandez, Felix B; Freer, Elizabeth L; Gilchriese, Murdock GD; Goldschmidt, Azriel; Grammann, Ben; Griffing, William; Harlan, Bill; Haxton, Wick C; Headley,
K. T. Lesko, S. Acheson, J. Alonso, P Bauer, Y. -D Chan, W. Chinowsky, S. Dangermond, J. A. Detwiler, S. D. Vries, R. DiGennaro, E. Exter, F. B. Fernandez, E. L. Freer, M. G.D. Gilchriese, A. Goldschmidt, B. Grammann, W. Griffing, B. Harlan, W. C. Haxton, M. Headley, J. Heise, Z. Hladysz, D. Jacobs, M. Johnson, R. Kadel, R. Kaufman, G. King, R. Lanou, A. Lemut, Z Ligeti, S. Marks, R. D. Martin, J. Matthesen, B. Matthew, W. Matthews, R. McConnell, W. McElroy, D. Meyer, M. Norris, D. Plate, K. E. Robinson, W. Roggenthen, R. Salve, B. Sayler, J. Scheetz, J. Tarpinian, D. Taylor, D. Vardiman, R. Wheeler, J. Willhite, J. Yeck   +50 more
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Failure mechanisms of soft rock roadways in steeply inclined layered rock formations

Geomatics, Natural Hazards & Risk, 2018
In recent years, with the increasing depth of coal mining around the world, traditional shallow geology mechanics are no longer suitable for the research on deep geological problems. In terms of deep mining, soft rock roadways in inclined rock formations
Zhigang Tao, Chun Zhu, Xiaohui Zheng, Dongsheng Wang, Yapeng Liu, Manchao He, Yibo Wang   +6 more
doaj   +1 more source

Research on the Creep and Fatigue Evaluation Method of the Double-Layered Annulus Metal Hydride Bed Combined with Numerical Modeling and ASME Code

Advances in Materials Science and Engineering, 2022
Applied to a hydrogen absorption-desorption cycle, the hydrogen storage bed will experience higher exchange temperatures and variety of mechanical load.
Ping Zhao, XiangGuo Zeng, Huayan Chen, Xiuming Zhang   +3 more
doaj   +1 more source

Study on 3D modeling method and reinforcement scheme of large and complex open-pit mine

矿业科学学报, 2021
Large-scale topping deformation occurred in the southwest stope of Changshanhao Open-pit Gold Mine in Inner Mongolia.Through systematic investigation of the engineering geological conditions and rock mass structure types, the deformation characteristics ...
Tao Zhigang, Ren Shulin, Pang Shihui, Xu Haotian, He Manchao   +4 more
doaj   +1 more source

Study on Temperature Field Evolution and Frozen Wall Closure Judgment Criteria of Inclined Shaft under Inclined Holes Freezing Condition

Geofluids, 2022
A similarity experiment study is conducted to investigate the evolution characteristics of temperature field and frozen wall closure judgment criteria for the inclined shaft, under inclined holes freezing condition using an adjustable-angle freeze ...
Chi Zhang, Yu Zhang, Weihao Yang, Haipeng Li, Quan Lu   +4 more
doaj   +1 more source

Application of Multifractal Theory for Determination of Fluid Movability of Coal-Measure Sedimentary Rocks Using Nuclear Magnetic Resonance (NMR)

Fractal and Fractional, 2023
A precise evaluation of the fluid movability of coal sedimentary rock is crucial to the effective and secure utilization of coal measures gas reserves. Furthermore, its complex pore structure and diverse mineral components impact the flow properties of ...
Na Zhang, Shuaidong Wang, Zheng Li, Shuhui Guo, Ruochen Wang   +4 more
doaj   +1 more source

Protection Technique of Support System for Dynamic Disaster in Deep Underground Engineering: A Case Study

Sustainability, 2023
During excavation in a deep tunnel, dynamic disaster is an extremely severe impact failure. The necessity of an energy-absorbing support system is analyzed for different characteristics of dynamic disaster (rockburst) failure. The energy-absorbing support system design includes a combination of early-warning, energy-absorbing bolts, and other ...
Yunqiu Liu, Yuemao Zhao, Kun Wang, Gongcheng Li, Zhengchen Ge   +4 more
openaire   +1 more source

The Deep Underground Science and Engineering Laboratory at Homestake

Journal of Physics: Conference Series, 2008
The National Science Foundation and the international underground science community are well into establishing a world-class, multidisciplinary Deep Underground Science and Engineering Laboratory (DUSEL) at the former Homestake mine in Lead South Dakota.
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Stability Analysis of Surrounding Rock in Deep Underground Engineering Under Fluid-solid Interaction

Academic Journal of Science and Technology, 2023
The geological environment of deep rock masses is extreme and complex, characterized by typical deep geological features such as high geostress, high permeation water pressure, and high geotemperature. Geological disasters like water and mud inrush, high-intensity rock bursts, and large-volume collapses occur frequently in engineering construction ...
Haikun Shan, Xiaohu Yuan
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Source analysis of acoustic emissions during granite strain burst

Geomatics, Natural Hazards & Risk, 2019
The acoustic emission (AE) location technique and fault-plane solution method were used to evaluate the temporal-spatial evolution, released energy variation of micro-cracks, and the difference in b-values for different types of micro-cracks during ...
Yang Wang, Manchao He, Fuqiang Ren, Chun Zhu, Lohrasb Faramarzi   +4 more
doaj   +1 more source