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92 resultados encontrados.

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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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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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Multi-Physics Coupled Acoustic-Mechanics Analysis and Synergetic Optimization for a Twin-Fluid Atomization Nozzle
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Multi-Physics Coupled Acoustic-Mechanics Analysis and Synergetic Optimization for a Twin-Fluid Atomization Nozzle
Wenying Li et al · KeAi Communications Co., Ltd · 2024 · ISSN 2192-8258
Abstract Fine particulate matter produced during the rapid industrialization over the past decades can cause significant harm to human health. Twin-fluid atomization technology is an effective means of controlling fine p...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma 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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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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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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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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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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Reinforcement characteristics of ultra-soft ground in Tianjin Port
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Reinforcement characteristics of ultra-soft ground in Tianjin Port
YIN Chang-quan 1, 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Due to its high compressibility, low permeability and low consolidation property, the treatment of ultra-soft soil is very difficult, and the common method is hardly effective. For the ultra-soft soil in Tianjin Port, th...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Introduction and analysis of an accident in a shield tunnel
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Introduction and analysis of an accident in a shield tunnel
ZHENG Gang 1, 2, CUI Tao 1, 2, CHENG Xue-song 1,2, SUN Ji-bin 1, 2, GE Long-bo 1, 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The right line tunnel is leaked and the segments are damaged due to an accident happening to TBM tunneling on running section in a city. The general situations of the project, the accident process and the emergency measu...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Model tests on bearing characteristics of basalt fiber-reinforced concrete tunnel linings
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Model tests on bearing characteristics of basalt fiber-reinforced concrete tunnel linings
CUI Guang-yao 1, WANG Dao-yuan 2,3,4, NI Song-zhi 1, ZHU Chang-an 5, YUAN Jin-xiu 2, ZHOU Ji-min 6 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Basalt fiber is a kind of inorganic material, which is effective and environmentally friendly. Basalt fiber concrete has important mechanical advantages to control the deformation of soft rock tunnels because it has func...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Simplified analysis of frame buildings with shallow foundation induced by excavation of adjacent foundation pit
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Simplified analysis of frame buildings with shallow foundation induced by excavation of adjacent foundation pit
ZHANG Zhi-guo 1, 2, 3, YANG Xuan 1, ZHAO Qi-hua 4, FEI Si-yi 1, JIA Yan-chen 1 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Based on the Winkler foundation model, the interactions of the frame structure, strip basement and soil foundation are simplified as a shear-flexural beam on elastic foundation. The different construction distances are c...
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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Model tests on seepage and rules of coal mining under water
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Model tests on seepage and rules of coal mining under water
YANG Ling-qiang 1, WANG Yan 2, MA Jing 3 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Based on the test principles of geological mechanics model and engineering geological and hydrogeological conditions of Nansi Lake, 12 geological mechanics model are established. By simulating the coal mining under the l...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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A review of recent advances in permeable pipe pile
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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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Application of UH model to analysis of deformation of embankment on soft soils
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Application of UH model to analysis of deformation of embankment on soft soils
FENG Xing 1, YAO Yang-ping 2, LI Ru-ning 3, HUO Hai-feng 1 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The unified hardening model (UH model) proposed by Yao et al. is the constitutive model which can consider the influence of the complex stress path and stress history on the deformation and strength of clays reasonably. ...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Application of real-time monitoring technology to foundation settlement of sloping breakwaters in construction
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Application of real-time monitoring technology to foundation settlement of sloping breakwaters in construction
WANG Wei 1, XU Kai 1, WANG Hai-long 2, LI Lu-lu 2 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
In recent years, China's port construction exhibits the development trend of large scale and deep water, and many ports are not the same type of seawall construction. Riprap construction of sloping breakwaters in open wa...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Application of vacuum preloading combining mixing pile method in treatment of tram foundation
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Application of vacuum preloading combining mixing pile method in treatment of tram foundation
ZHUANG Yan 1,3, WANG Xiao-dong 2, CHENG Jun 4 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
Due to the green and environmental protection operation mode, the tram is leading the transportation industry into sustainable development in China. According to the structural characteristics and engineering properties ...
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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Cement amount of modified expansive soils in water diversion project from Yangtze River to Huaihe River
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Cement amount of modified expansive soils in water diversion project from Yangtze River to Huaihe River
WU Jian-tao , YAO Kai-xiang , YANG Shuai , SHI Sai-jie · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The expansive soils have the tendency to expand in wetting and to shrink in drying. The addition of cement is one of the methods to enhance the engineering properties of such soils. The effects of varying cement contents...
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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Computational method for end resistance of large-diameter ultra-long piles during pile sliding
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Computational method for end resistance of large-diameter ultra-long piles during pile sliding
JIA Zhao-lin 1, 2, 3, LIAN Ji-jian 3, CHEN Kun 3, YANG Ai-wu 2, YUAN Xin-yong 1, WANG Xiao-he 1 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The large-diameter ultra-long piles are commonly adopted for constructing ocean platform foundations. The pile-sliding phenomenon frequently takes place because of the great weight of both the piles and the hammer. Engin...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Deformation prediction of concrete face rockfill dams based on nonlinear dilatancy model
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Deformation prediction of concrete face rockfill dams based on nonlinear dilatancy model
PAN Jia-jun 1, WANG Guan-qi 2, CHENG Zhan-lin 1, YU Ting 2, JIANG Ji-wei 1 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
A simple and robust nonlinear dilatation constitutive model with clear mechanics concept is introduced, and the stiffness coefficient matrix of constitutive relationship is presented. A kind of coarsed-grained soil is co...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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