Results 21 to 30 of about 5,450,980 (351)

Numerical modeling of breach process of landslide dams due to overtopping and its application

open access: yesYantu gongcheng xuebao, 2018
As a production of natural process, the landslide dam has poor structural stability, and most of which will finally fail due to overtopping, which will pose tremendous risks to the people and property in the inundated area.
SHEN Guang-ze 1, SHENG Jin-bao 1,2, XIANG Yan 1,2, ZHONG Qi-ming 1,2
doaj   +1 more source

Experimental study on strength and deformation of filling materials of super-high dams with wide confining pressures under loading and unloading conditions

open access: yesYantu gongcheng xuebao, 2021
The triaxial tests with wide confining pressures under loading and unloading conditions are carried out to study the strength and deformation of filling materials of super-high dams.
LING Hua1, 2, , CHEN Sheng-shui 1, 2, ZHAI Ying-chun 3, FU hua 1, 2, SHI Bei-xiao 1, 2, WANG Fang 1, 2
doaj   +1 more source

A simplified physically-based breach model for a high concrete-faced rockfill dam: A case study

open access: yesWater Science and Engineering, 2018
A simplified physically-based model was developed to simulate the breaching process of the Gouhou concrete-faced rockfill dam (CFRD), which is the only breach case of a high CFRD in the world.
Qi-ming Zhong   +2 more
doaj   +1 more source

Development of centrifuge model test equipment for canals in seasonal frozen areas under cyclic action of wetting-drying and freeze-thaw

open access: yesYantu gongcheng xuebao, 2020
Seasonal frozen soil accounts for more than half of China's land area. The canals located in the seasonal frozen areas undergo a wetting-drying and freeze-thaw cycle with seasonal change and periodic change of water supply and suspension, thus causing ...
HUANG Ying-hao 1, 2, CAI Zheng-yin 1, 2, ZHU Rui 2, ZHANG Chen 2, GUO Wan-li 2, ZHU Xun 2, CHEN Yong 2
doaj   +1 more source

Numerical modeling of earthen dam breach due to piping failure

open access: yesWater Science and Engineering, 2019
Based on model tests of earthen dam breach due to piping failure, a numerical model was developed. A key difference from previous research is the assumption that the cross-section of the pipe channel is an arch, with a rectangle at the bottom and a ...
Sheng-shui Chen   +2 more
doaj   +1 more source

Enhanced Failure Detection Mechanism in MapReduce [PDF]

open access: yes, 2012
The popularity of MapReduce programming model has increased interest in the research community for its improvement. Among the other directions, the point of fault tolerance, concretely the failure detection issue seems to be a crucial one, but that until
Pérez-Hernández, Mar'Ia S.   +6 more
core   +1 more source

Experimental study on effects of gradation on strength and deformation of coarse-grained soil

open access: yesYantu gongcheng xuebao, 2017
Eight large-scale triaxial tests on coarse-grained soil with different lithologies are carried out. The effects of gradation on strength, deformation, dilatancy and particle breakage characteristics of coarse-grained soil are discussed.
LING Hua 1,2, FU Hua 1,2, HAN Hua-qiang 1,2
doaj   +1 more source

Immune Mechanisms in Heart Failure [PDF]

open access: yesEuropean Journal of Heart Failure, 2017
Abstract Elevated levels of circulating pro-inflammatory biomarkers in patients with both ischaemic and non-ischaemic heart failure (HF) correlate with disease severity and prognosis. Experimental studies have shown activation of immune response mechanisms in the heart to provoke cardiac adverse remodelling and cause left ventricular ...
Yingying, Zhang   +2 more
openaire   +2 more sources

Evaluation of safety performance of extremely high slab-faced gravel dams

open access: yesYantu gongcheng xuebao, 2017
The structural safety performance of Dashixia concrete face gravel dam (CFGD), an extremely high CFGD in Xinjiang, is studied based on the large-scale triaxial experiments on dam materials and the detailed finite element method-based numerical analyses ...
CHEN Sheng-shui 1,2, YAN Zhi-kun 1, FU Zhong-zhi 1,2, LI Guo-ying 1,2
doaj   +1 more source

Fatigue Crack Growth Behavior and Failure Mechanism of Nickel-Based Alloy GH4169 under Biaxial Load Based on Fatigue Test of Cruciform Specimen

open access: yes, 2023
Due to the complex geometry and various cyclic loads, aeroengine components are often in a multiaxial complex stress state during service. Multiaxial fatigue is a major cause of many air accidents. It is of great significance to study the fatigue failure
Ying Pan   +4 more
core   +1 more source

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