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3D cross-hole resistivity inversion imaging of surrounding rock based on distance weighting constraint algorithm

ISSN: 10004548 · Editor / fuente: Editorial Office of Chinese Journal of Geotechnical Engineering

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Mechanism and application of using engineering defect to prevent and control rock burst
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Mechanism and application of using engineering defect to prevent and control rock burst
PAN Li-you 1, 2, WEI Hui 3, CHEN Li-qiang 3, DUAN Da-yong 3, LIU Hong-jun 4 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Based on the complete researches on rock burst, the prevention and control situations and development tendency of rock burst are analyzed. The prevention and control idea of high stress and high energy rock burst is put ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Three-dimension elastic-plastic damage constitutive model for intact rock
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Three-dimension elastic-plastic damage constitutive model for intact rock
DU Xiu-li 1, HUANG Jing-qi 1,2, JIN Liu 1, ZHAO Mi 1 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Based on the concept of true stress and the strain equivalence hypothesis, a three-dimension elastic-plastic damage constitutive model for rock is established. Combining the nonlinear unified strength model as the yield ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Bearing capacity at tip of rock-socketed pile in karst areas
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Bearing capacity at tip of rock-socketed pile in karst areas
ZHAO Ming-hua 1, XIAO Yao 1, XU Zhuo-jun 1, YANG Chao-wei 1, HU Qian 1, LIU Jian-hua 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The approach for calculating the ultimate bearing capacity at the tip of rock-socketed pile in karst areas is proposed considering the coupled bearing effects of rock of socketed part and cavity roof, as well as the infl...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Constitutive relation and integration algorithm for rock discontinuities under cyclic loading
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Constitutive relation and integration algorithm for rock discontinuities under cyclic loading
DENG Jian 1,2, XIAO Ming 1,2, XIE Bing-bing 3, CHEN Jun-tao 1,2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The discontinuities distributed in underground structures are the important factors that affect the mechanical characteristics of rock mass, and to study the mechanical behavior of rock discontinuities under cyclic loadi...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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In-situ measurement of rock permeability based on pneumatic tests in boreholes
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In-situ measurement of rock permeability based on pneumatic tests in boreholes
CAO Yuan , NIU Guan-yi , WANG Tie-liang · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The in-situ measurement formula for rock permeability is derived based on the theory of steady gas seepage. A rough judgement method for Darcy seepage in engineering is given based on the Pavlovsky’s Reynolds number fo...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Influence factors and control measures for the density of rockfill by using irrigation method
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Influence factors and control measures for the density of rockfill by using irrigation method
CHEN Yun , HU Zhi-gang , XU Han · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The irrigation method can directly detect the density of the filling body. It has the merits of simple principle and easy to use, so it is widely used in the quality inspection of the filling materials of earth rock fill...
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
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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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Analysis and precautionary measures of engineering accidents of composite foundations with long and short piles
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Analysis and precautionary measures of engineering accidents of composite foundations with long and short piles
LIN Zhi-qiang 1, 2, HUANG Wei-da 1, 2, JIANG Yan-bin 3, ZHONG Gui-rong 1, 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Based on an engineering qualitative accident instance of composite foundation with long and short piles, the field investigation and foundation deformation monitoring are conducted. The causes of engineering qualitative ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Analytical solutions for tunnels with any shape excavated sequentially in rheological rock at great depth
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Analytical solutions for tunnels with any shape excavated sequentially in rheological rock at great depth
WANG Hua-ning 1, 2, LUO Li-sha 1, JIANG Ming-jing 2, 3 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The analytical solutions are presented for the sequential excavation of the tunnel with any shape in viscoelastic rock subjected to anisotropic stress conditions. The complex variable method and the Laplace transformatio...
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
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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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Evaluation of soft soil engineering characteristics of Sanya New Airport from CPTU data
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Evaluation of soft soil engineering characteristics of Sanya New Airport from CPTU data
PENG Peng 1, 2, CAI Guo-jun 1, 2, LIU Song-yu 1,2, ZHU Liu-wen 3, ZHAO Jian 4, XIA Han 1, 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The new airport project in Sanya planned by government of Hainan Province of China, is located at Hongtangwan of Sanya City, that is, to build an offshore airport with an area of a 28 square kilometers. The construction ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Experimental and numerical studies on progressive failure characteristics of weak surrounding rock mass of tunnel and its anchoring effect
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Experimental and numerical studies on progressive failure characteristics of weak surrounding rock mass of tunnel and its anchoring effect
XU Qian-wei 1, CHENG Pan-pan 1, ZHU He-hua 2, DING Wen-qi 2, LI Yuan-hai 3, TANG Zhuo-hua 4 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
In view of the collapse accidents encountered in the process of tunneling in weak and fractured rock mass, scaled model tests and numerical simulations are developed to study the progressive failure process of surroundin...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Interaction between offset parallel cracks in rock
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Interaction between offset parallel cracks in rock
ZHU Di-jie 1, CHEN Zhong-hui 1, XI Jing-yi 2, YANG Deng-feng 1 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The interaction of cracks with different locations and sizes is a key factor leading to the damage of rock. Based on the Kachanov method, the interaction rules between two offset parallel cracks with different level inte...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Numerical model for jointed rock mass in particle flow code and its application
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Numerical model for jointed rock mass in particle flow code and its application
JIN Ai-bing 1, LIU Gang 1, YANG Zhen-wei 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
To simulate the joint network around mining tunnels and to conduct the stability analysis of tunnels in jointed rock mass, a numerical model for jointed rock mass containing particle flow block model, original joint netw...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Review of T-bar full-flow penetration testing in offshore engineering
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Review of T-bar full-flow penetration testing in offshore engineering
PENG Peng 1,2, CAI Guo-jun 1,2, LIU Song-yu 1,2, YANG Yan 1,2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
With the further development of marine exploration in China in recent years, higher requirements are put forward for the capacity of the soil and cyclic loading effect for the offshore engineering. Due to the difficulty ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Compression-shear fracture criteria for mixed mode I-II of open crack of rock-like brittle materials
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Compression-shear fracture criteria for mixed mode I-II of open crack of rock-like brittle materials
LI Bu , HUANG Run-qiu , WU Li-zhou · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
In practical projects, structural fracture often undergoes complex stresses. The studies on the fracture mechanism of mixed mode cracks are of important theoretical significance and practical implication. Based on the mi...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Experimental study on bearing capacity of soft rock of Changsha International Finance Centre
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Experimental study on bearing capacity of soft rock of Changsha International Finance Centre
PENG Bai-xing 1, JIN Fei 2, WANG Xing-hua 3 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Changsha International Finance Center, the highest building under construction in Central China, is 452 meters high with structure of 93 ground layers and 5 underground layers and an embedded foundation depth of 42 meter...
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
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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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Model test system for groundwater seepage in foundation pit engineering
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Model test system for groundwater seepage in foundation pit engineering
XUE Li-ying 1,2, YANG bin 1,2, LIU Feng-min 1,2, ZHANG Bang-fu 1,2, WANG Kun-tai 1,2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The model test system designed is in accordance with the conditions of foundation pit engineering, which can simulate the groundwater seepage. It is composed of a soil box, a drainage box, a feed-water tank, an upper wat...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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3D cross-hole resistivity inversion imaging of surrounding rock based on distance weighting constraint algorithm
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3D cross-hole resistivity inversion imaging of surrounding rock based on distance weighting constraint algorithm
LIU Zheng-yu , LI Shu-cai , LIU Bin , FAN Ke-rui , NIE Li-chao , ZHANG Xin-xin · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Aiming at improving the inversion quality of anomalies near the electrodes in boreholes, which has been a large issue interfering in the three-dimensional (3D) cross-hole electrical resistivity tomography (ERT), an inver...
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
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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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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 parameters of HSS model for soft soils in Shanghai
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Experimental study on parameters of HSS model for soft soils in Shanghai
LIANG Fa-yun 1, 2, JIA Ya-jie 1, 2, DING Yu-jin 1, 2, HUANG Mao-song 1, 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The HS-Small model, which can reflect the attenuation of shear modulus of soils with strain in tiny strain range, has been gradually utilized in excavation engineering. The laboratory tests using triaxial apparatus, oedo...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Filed model tests on bearing behavior of mudstone tunnel anchorage
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Filed model tests on bearing behavior of mudstone tunnel anchorage
LIU Xin-rong 1, 3, LI Dong-liang 1,3, , WU Xiang-chao 1, 2, 3, LI Wei-shu 2, ZHANG Rui1, 3, FU Yan 4 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
To study the deformation, failure and long-term stability of soft surrounding rock (mudstone) tunnel anchorage under heavy loads, the Changjiang River Bridge under construction is taken as an example, in which 1∶30 red...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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