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14 resultados encontrados.

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Dynamic responses of canyon with multiple arc-shaped layers under incidence of plane SV waves
Artículo
Acceso abierto Artículo DOAJ
Dynamic responses of canyon with multiple arc-shaped layers under incidence of plane SV waves
CHEN San-hong 1, ZHANG Yu-shan 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
By using the Fourier-Bessel series expansion of wave function, obtained is the analytical solution to the dynamic responses of canyon with multiple arc-shaped alluvial layers under the incidence of plane SV waves. Compar...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Effects of saturation on free-field responses of site due to plane P-wave incidence
Artículo
Acceso abierto Artículo DOAJ
Effects of saturation on free-field responses of site due to plane P-wave incidence
LI Wei-hua 1, ZHENG Jie 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The property of the soil in free field is an important influencing factor for the free field seismic response. In the existing studies the soil at local site is supposed to be the single-phase medium or saturated porous ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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FEM -IBIEM coupled method for simulating scattering of seismic waves by 3-D complex local site
Artículo
Acceso abierto Artículo DOAJ
FEM -IBIEM coupled method for simulating scattering of seismic waves by 3-D complex local site
LIU Zhong-xian 1, HUANG Lei 1, LIANG Jian-wen 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
A hybrid technique, FEM-IBIEM is developed for studying the scattering of seismic waves by a 3-D complex local site. The indirect boundary integral equation method (IBIEM) adopts the dynamic Green's functions of concentr...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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A family of nonlinear Schrödinger equations admitting q-plane wave solutions
Artículo
Acceso abierto Artículo CONICET Digital
A family of nonlinear Schrödinger equations admitting q-plane wave solutions
Nobre, F.D. et al · Elsevier Science · 2017 · ISSN 2457-2462
Nonlinear Schrödinger equations with power-law nonlinearities have attracted considerable attention recently. Two previous proposals for these types of equations, corresponding respectively to the Gross– Pitaievsky eq...
Idioma eng
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Evaluation method for sand liquefaction of Hong Kong-Zhuhai-Macao Bridge based on CPTU tests
Artículo
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Evaluation method for sand liquefaction of Hong Kong-Zhuhai-Macao Bridge based on CPTU tests
DUAN Wei 1, CAI Guo-jun 1, LIU Song-yu 1, ZHU Liu-wen 2, DU Yu 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The earthquake liquefaction is one of the direct causes for unstable ground and damage of upper structure. Therefore, the liquefaction assessment is an important part of anti-seismic investigation in engineering. By taki...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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K0-determination by stress path triaxial apparatus with bender element
Artículo
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K0-determination by stress path triaxial apparatus with bender element
LIU Lin 1, 2, GU Xiao-qiang 1,2,3, HUANG Mao-song 1, 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The coefficient of lateral earth pressure at rest K0 of Shanghai soft clay is measured by the GDS stress path triaxial device. The shear wave velocity and the corresponding small strain shear stiffness at K0 state are al...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Recognition of frequency information in acoustic emission monitoring of rock fracture
Artículo
Material complementario disponible Artículo DOAJ
Recognition of frequency information in acoustic emission monitoring of rock fracture
LIU Xiang-xin 1,2, ZHANG Yan-bo 1, LIANG Zhen-zhao 2, LIU Shan-jun 3 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The mathematical methods of FFT and wavelet transform are used to deal with the acoustic emission (AE) frequency information of rock fracture firstly. Combined with the spectral distribution of AE signal, the main respon...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Biot’s consolidation with variables for influence of low-frequency vibration stimulation on radial flow in low-permeability developed reservoir
Artículo
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Biot’s consolidation with variables for influence of low-frequency vibration stimulation on radial flow in low-permeability developed reservoir
ZHENG Li-ming , PU Chun-sheng , LI Yue-jing , XU Jia-xiang , LIU Jing · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The low-frequency vibration stimulation technology can improve the seepage of fluid in low-permeability reservoir, which is rather deeper than that of the regular geotechnical formation. Few researches on the mechanisms ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Characteristics of deep-seated crack in dam site of Yebatan Hydropower Station
Artículo
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Characteristics of deep-seated crack in dam site of Yebatan Hydropower Station
LIU Lian-jia , ZHAO Qi-hua , HAN Gang · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
There is a series of symmetric deep-seated cracks (DSC) in the abutment slope of Yebatan Hydropower Station. The special geological phenomenon is analyzed to provide a scientific basis for a comprehensive analysis on roc...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Critical buckling capacity of piles with different pile-head constraints for excavation beneath existing foundation
Artículo
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Critical buckling capacity of piles with different pile-head constraints for excavation beneath existing foundation
SHAN Hua-feng 1, 2, XIA Tang-dai 2, YU Feng3, HU Jun-hua 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The constraint conditions at pile head are assumed based on the case of Zhejiang Hotel Expansion Project, and then the deflection functions under different constraint conditions of pile tip and top are introduced. The to...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Effect of bedrock terrain on seismic ground motion
Artículo
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Effect of bedrock terrain on seismic ground motion
LI Xiao-bo , BO Jing-shan , WANG Xin , WAN Wei · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Based on theoretical analysis, the spectral element method is used to study the effect of bedrock terrain on ground motion. The achievements are as follows: (1) The intensity of bedrock ground motion is related to bedroc...
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
Artículo
Material complementario disponible Artículo DOAJ
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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Field tests on liquefaction resistance of desaturation measure of electrolysis
Artículo
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Field tests on liquefaction resistance of desaturation measure of electrolysis
CHEN Yu-min 1, 2, HE Sen-kai 1, 2, FANG Zhi 1, 2, JIANG Qiang 1, 2, 3 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The electrolytic desaturation method, as an innovative mitigation of soil liquefaction, is proposed in recent years. Liquefaction resistance can be improved by the air bubbles produced by electrolysis of the pore water i...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Microseism location in local scale region based on high-density array
Artículo
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Microseism location in local scale region based on high-density array
JIA Bao-xin 1, 2, JIA Zhi-bo 1, ZHAO Pei 1, CHEN Yang 1 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Accurate source location is the basis of most micro seismic studies. Because of large location error, the relationship between station density and location error is analyzed. A 3-D monitoring system model is established,...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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