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Kornél Tamás, Ádám Kovács, István J. Jóri
Pág. 21 - 31
In this study we conducted the sensitivity analysis of the parallel bond used in the discrete element method (DEM, 3D) based soil model. We researched those parameters which simulate real soil physique attributes. In our investigations we modeled the inh...
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Ali Ulvi Uzer
In recent years, the employment of artificial neural networks (ANNs) has risen in various engineering fields. ANNs have been applied to a range of geotechnical engineering problems and have shown promising outcomes. The aim of this article is to enhance ...
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Xinlong Zhou, Dashun Fu, Juan Wan, Henglin Xiao, Xinyue He, Zhengxuan Li and Qixiang Deng
Vegetation slope protection plays an important role in improving the slope stability and protecting the environment. In this study, the mechanical properties of root?soil composites in different growth periods and their effects on slope stability were in...
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Zhe Mei, Anfeng Xiao, Jiahao Mei, Jinqiu Hu and Peng Zhang
In order to study the variation law of shear frictional characteristics of the steel pipe jacking and sand interface under different working conditions, the shear stress?strain curve between five different particle sizes of sand and steel pipe jacking un...
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Guisen Wang, Baoning Hong, Xin Liu, Dongning Sun, Zhiwei Shao and Yunlong Yao
While post-grouting is frequently reported to improve the engineering performance of piles, the shear strength of the soil around piles is not well understood. To investigate the strengthening mechanism of soil around piles with permeation grouting, labo...
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Qiyu Bai, Jie Liu, Yong Wang, Haoyuan Du and Bin Wang
In seasonally frozen soil regions, the influence of temperature change on reinforced-soil engineering cannot be ignored. In particular, the mechanical properties of the reinforced-soil interface have an important impact on the overall stability and long-...
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Qiong Chen, Deshan Cui, Qingbing Liu and Xianyu Tao
The reservoir landslide in the Three Gorges Reservoir Area (TGRA) often suffers from local cyclic loading scenarios produced by surge waves, groundwater level fluctuation, traffic loading, and seismic activity. However, the effects of local cyclic loadin...
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Meng Li, Hengjie Luan, Yujing Jiang, Sunhao Zhang, Qinglin Shan, Wei Liang and Xianzhuang Ma
In order to study the macro-meso shear mechanical characteristics of natural gas hydrate-bearing sediments, the direct shear simulations of natural gas hydrate-bearing sediment specimens with different saturations under different normal stress boundary c...
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Wenyu Tang, Hang Lin, Yifan Chen, Jingjing Feng and Huihua Hu
The stability of the interface between mortar and rock is very important in engineering construction. In this paper, the all-digital acoustic emission (AE) system is used to detect the direct shear test of the mortar-rock binary medium interface with dif...
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Huibin Zhu, Haoran Zhao, Lizhen Bai, Shi?ao Ma, Xu Zhang and Hui Li
In order to explore the mechanical characteristics of stubble breaking and provide a theoretical basis for the design of a stubble breaking and crushing blockage prevention device, an orthogonal test with three factors (water content, bulk weight, and ro...
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Dongxu Yan, Jianqun Yu, Yang Wang, Long Zhou, Ye Tian and Na Zhang
In order to establish a Discrete Element Method (DEM) model of soil particles, the soil in the laboratory soil bin was used as the research object. The soil texture was determined to be sandy loam by sieving, and the shape of the soil particles was analy...
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Ah Young Seo, Maryam S. Sakhaeifar and Bryan T. Wilson
Trackless tacks are used to minimize the loss of tack materials caused by adherence to moving tires. During the last two decades, the paving industry and highway agencies have had an increasing interest in the use of trackless tacks to ensure an adequate...
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Xingang Wang, Tangdai Xia, Longju Zhang, Min Gao and Kang Cheng
This paper analyses the stability of the Duanjiagou landslide on the Bazhong to Guangan Expressway K134?K135 segment in China. The Duanjiagou landslide took place on 4 November 2015. In order to discover the cause of the landslide, we carried out field g...
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Felipe A. Villalobos, Eladio A. Leiva, Óscar Jerez, Mauro E. Poblete
Pág. 23 - 37
The effect of fine particles on the zeolite shear strength is assessed for possible construction applications. A brief geological description of the zeolite is presented. Three groups of zeolite samples were prepared, namely a coarse material with no fin...
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Rini Rini,Melloukay Ardan
Pág. 105 - 111
Penelitian ini dilakukan dengan tujuan menganalisa nilai kohesi dan sudut geser tanah lempung yang dicampur dengan arang kayu.. Uji kuat geser tanah yang dilakukan adalah kuat geser langsung (direct shear test) dengan persentase penambahan arang kayu seb...
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Hongwei Zhang, Zhijun Wan, Dan Ma, Bo Zhang and Peng Zhou
Injecting water into a coal seam to enhance the cohesive strength of coal and thus minimize and reduce the coal wall spalling risk must be considered in underground coal mining systems. In general, coal with low cohesive strength contains clay minerals w...
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Jinsheng Jia, Lianying Ding, Yangfeng Wu, Chun Zhao and Lei Zhao
In order to safely and efficiently use soft rock aggregate cemented dams in red bed regions and promote the development of widely sourced cemented sand and gravel dam materials, the Jinjigou project in China applied soft rock for the first time in the co...
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Zhiqing Li, Feng Hu, Shengwen Qi, Ruilin Hu, Yingxin Zhou and Yawei Bai
Soil?rock mixtures (SRM) have the characteristics of distinct heterogeneity and an obvious structural effect, which make their physical and mechanical properties very complex. This study aimed to investigate the deformation properties and failure mode of...
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Junru Li, Shengshi Xie, Fei Liu, Yaping Guo, Chenglong Liu, Zhenyu Shang and Xuan Zhao
To improve the accuracy of discrete element simulation in the process of separating potato?soil mixtures, the contact parameters of sandy soil with 3, 6, 9, and 12% water content were calibrated in DEM simulation using EDEM software simulation. The error...
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Ziyi Wang, Jinqing Jia, Lihua Zhang and Ziqi Li
The direct-shear test is the primary method used to test the shear strength of transparent soil, but this experiment is complex and easily influenced by experimental conditions. In order to simplify the process of obtaining the shear strength of transpar...
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