Results 11 to 20 of about 1,235 (243)
An earth dam in service is a complex system that has different dynamic failure modes under different ground motion excitations with a certain correlation between the different failure modes.
Min Xiong, Wenwen Wang, Yu Huang
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Effects of Earth–Rock Dam Heterogeneity on Seismic Wavefield Characteristics
Earth–rock dams are typical soil–rock mixtures with high heterogeneity. Mastering the effect of dam heterogeneity on seismic wavefields is the premise of accurately detecting hidden risks in dams.
Hao Xu +5 more
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Evaluating rock masses for dam foundations, especially heterogeneous rock (flysch), becomes imperative and requires accurate geomechanical classifications.
Fahmy Mohammed +2 more
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Earth-Rock Dams’ Breach Modelling
Simulation of dam breach process has significant influence on the evaluation of consequence of dam breach flood. In this study, research progresses on the numerical modeling of earth-rock dams’ breach process are summarized, especially the latest research results of the author’s research team in recent years. However, there still has a considerable gap
Qiming Zhong, Yibo Shan, Jiaxin Liu
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Exploring the links between Large Igneous Provinces and dramatic environmental impact
An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Richard E. Ernst +8 more
wiley +14 more sources
Review on overtopping failure and flood evolution of earth-rock dams
Flood events caused by the overtopping failure of earth-rock dams often lead to catastrophic disasters. Therefore, examining the cause of the dam failure and studying the subsequent flood evolution processes are extremely important for disaster ...
Jianyin ZHOU +4 more
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China is the country with the largest amounts of high earth and rockfill dams in the world. Complex construction conditions and severe operation environment lead to great technical challenges in their construction and long-term safety guarantee. The main
CHEN Sheng-shui 1, 2
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Review of Dam-break Research of Earth-rock Dam Combining with Dam Safety Management
AbstractDevelopmental characteristics of dam-break research on earth-rock dam were reviewed and nowadays researchers emphasized corporation and paid more attention to quantitative description, multiple processes coupling and system integration in research. Combining with most concerned problems in dam safety management (DSM), achievements were reviewed
You, Luo +3 more
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Modal identification of high earth-rock dams based on seismic records and SSI method
Using the measured seismic records to identify the modal parameters of high earth-rock dams is a feasible way to study the dynamic characteristics of dams.
WANG Mao-hua 1, 2, CHI Shi-chun 1, 2, ZHOU Xiong-xiong 3
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Stress-strain state of earth dam under harmonic effect [PDF]
Stress-strain state of earth dams under the effect of harmonic (seismic) load from the base of the dam is numerically studied in the paper. Rock fill dam has good culvert properties and its water saturation is considered to have no effect on mechanical ...
Khusanov Bakhtiyar, Khaydarova Ozodakhon
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