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15 resultados encontrados.

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Microscopic pores of filter membranes and permeability during chamber opening under high pressure in slurry shield
Artículo
Acceso abierto Artículo DOAJ
Microscopic pores of filter membranes and permeability during chamber opening under high pressure in slurry shield
ZHANG Ning 1, 2, ZHU Wei 1, 2, MIN Fan-lu 1, 2, XU Jing-bo 1, 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Good air tightness of filter membranes is necessary for opening excavation chamber under high pressure. To improve the value of air tightness, one should understand the pore structure and permeability change of filter me...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Back analysis of performance of high fill embankment on soft soils based on field data
Artículo
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Back analysis of performance of high fill embankment on soft soils based on field data
YE Guan-bao 1, RAO Feng-rui 1, ZHANG Zhen 1, LU Wang-da 1, SU Ze-hao 2, XU Shi-lei 3 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Constructing high-fill embankment over soft soils will lead to a substantial deformation of foundation, therefore it is necessary to strictly monitor the settlement and pore water pressure of the foundation. A high-fill ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Back analysis of permeability coefficient of high core rockfill dam based on particle swarm optimization and support vector machine
Artículo
Material complementario disponible Artículo DOAJ
Back analysis of permeability coefficient of high core rockfill dam based on particle swarm optimization and support vector machine
NI Sha-sha , CHI Shi-chun · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
It is important to determine the seepage field parameters of high earth-rock-fill dam using the observed seepage data during operation period. For Nuozhadu core rockfill dam, the training samples are produced for saturat...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Coupling effects of bidirectional cyclic loading and loading frequency on pore water pressure of saturated soft clay
Artículo
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Coupling effects of bidirectional cyclic loading and loading frequency on pore water pressure of saturated soft clay
HUANG Jue-hao 1, 2, CHEN Jian 1, 2, KE Wen-hui 3, ZHONG Yu 4, QIU Yue-feng 1, 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
A series of undrained cyclic tests with variable confining pressures are conducted on Ningbo saturated soft clay by using the GDS cyclic triaxial system. In this study, the coupling effects of cyclic deviatoric stress an...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Development and application of a new embedded settlement gauge based on dual-pressure sensors
Artículo
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Development and application of a new embedded settlement gauge based on dual-pressure sensors
WU Yue-dong 1,2, LI Tong-da 1,2, DIAO Hong-guo 1,2, ZHANG Peng 1,2, WU Chun-bo 1,2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Since the traditional settlement plates have adverse effects on the construction with tedious operations, a new embedded settlement gauge based on the dual-pressure sensors is proposed. Based on the principles of transfo...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Feasibility of applying tactile pressure sensors in geotechnical tests
Artículo
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Feasibility of applying tactile pressure sensors in geotechnical tests
ZHANG Zi-tao 1, XU Tian-hua 2,3, XU Yun 3, WANG Yu-Hsing 3 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Due to their small thickness, high flexibility and tiny sensing element, the tactile pressure sensors can be used to measure the soil stresses and contact forces between soil particles. Hence, the tactile pressure sensor...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Laboratory and numerical experiments on pressure relief mechanism of large-diameter boreholes
Artículo
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Laboratory and numerical experiments on pressure relief mechanism of large-diameter boreholes
JIA Chuan-yang 1,2, JIANG Yu-jing 1, ZHANG Xue-peng 1,3, WANG Dong 1, LUAN Heng-jie 1, WANG Chang-sheng 1,3 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The technology of borehole pressure relief is an effective way to reduce the elastic energy accumulation in the surrounding rock of roadways, which can reduce the risk of regional rock bursts. Therefore, the studies on t...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Pore pressure characteristics of sand subjected to irregular loadings
Artículo
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Pore pressure characteristics of sand subjected to irregular loadings
PAN Kun , YANG Zhong-xuan · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
A series of undrained cyclic triaxial tests are conducted under various types of artificial irregular loadings to investigate the combined effect of loading amplitude and sequence on the pore pressure characteristics of ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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A review of recent advances in permeable pipe pile
Artículo
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A review of recent advances in permeable pipe pile
ZENG Chao-feng 1, 2, 3, 4, XUE Xiu-li 3, MEI Guo-xiong 1,2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Soil compaction in the process of pile driving has always plagued engineers. How to speed up the dissipation of excess pore water pressure during the pile driving is the current research focus. The permeable pipe pile, w...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Advances in hydro-mechanical behaviors of buffer materials under effect of technological gaps
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Advances in hydro-mechanical behaviors of buffer materials under effect of technological gaps
CHEN Yong-gui 1, JIA Ling-yan 1, YE Wei-min 1, CUI Yu-jun 1, 2, CHEN Bao 1, WANG Ju 3 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The self-sealing and self-healing behaviors of technological gaps in a high-level radioactive waste repository are analyzed. The systematical findings are summarized based on the previous studies on the effects of techno...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Experimental study on dynamic characteristics of structural soft clay under different vibration frequencies
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Experimental study on dynamic characteristics of structural soft clay under different vibration frequencies
Key Laboratory of Soft Soil Characteristics and Engineering Environment of Tianjin, Tianjin Chengjian University,Tianjin 300384, China · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
To study the influence of frequency on the dynamic characteristics of structural soft clay, a series of dynamic triaxial tests based on the two kinds of waveforms and different vibration frequencies are performed. The re...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Experimental study on seepage characteristics of rock-like materials with consecutive and filling fractures
Artículo
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Experimental study on seepage characteristics of rock-like materials with consecutive and filling fractures
ZHAO Kai 1, WANG Huan-ling 1, XU Wei-ya 2, XIA Ji 1 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
3D printing is used to produce different permeability structural surfaces, and rock-like samples are poured by moulds. The tests on permeability of rock-like samples with consecutive and filling fractures are carried out...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Breakage behavior of sand under true triaxial stress based on discrete element method
Artículo
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Breakage behavior of sand under true triaxial stress based on discrete element method
ZHOU Lun-lun , CHU Xi-hua , XU Yuan-jie · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
A series of triaxial compression tests and true triaxial tests based on discrete element method are conducted numerically to investigate the particle breakage behavior of granular materials under triaxial stress conditio...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Influence of non-uniform distribution of fine soil on mechanical properties of coarse-grained soil
Artículo
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Influence of non-uniform distribution of fine soil on mechanical properties of coarse-grained soil
LIU Jian-kun , YU Qian-mi , LIU Jing-yu , WANG Dong-yong · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
In order to study the influence of non-uniform distribution of fine soil on mechanical properties of coarse-grained soil under freeze-thaw cycles, triaxial shear tests are conducted on different specimens with different ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Spatial Econometric Approach to Modelling of Selected Western Diseases
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Spatial Econometric Approach to Modelling of Selected Western Diseases
Alicja Anna Olejnik et al · Lodz University Press · 2017 · ISSN 0208-6018
For years now, developed countries face an epidemic of high blood pressure, diabetes and high cholesterol, risk factors related to heart and circulatory disease, and a suite of psychological disorders ranging from depres...
LCC LCC:Marketing. Distribution of products; TENDOkZpbmFuY2U~Idioma eng
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