Results 21 to 30 of about 288,253 (317)

Deformation behaviors and variable rigidity design with equilibrium settlement for CFG pile composite foundation of large storage tanks

open access: yesYantu gongcheng xuebao, 2018
The foundation of large storage tanks has requirements of large bearing capacity and limited differential settlement. Because the natural foundation generally cannot meet the requirements of bearing capacity and deformation, it needs to be treated. It is
LI Ji-cai 1, 2, LI Neng-hui 1, CONG Jian 1, CAO Yong-lang 1, CAO Jun 1, 2
doaj   +1 more source

Behaviour of embankment on composite foundation with geosynthetic-encased stone columns under freeze-thaw condition

open access: yesYantu gongcheng xuebao, 2020
A set of freezing test system for composite foundation with geosynthetic-encased stone columns (GESCs) is developed. The centrifugal model tests are conducted on an embankment on composite foundation with GESCs under freeze-thaw condition, and the ...
CHEN Jian-feng 1, GU Zi-ang 1, WANG Xin-tao 1, NIU Fu-jun 2, YE Guan-bao 1, FENG Shou-zhong 3
doaj   +1 more source

Settlements of composite foundation for expressway expansion based on CPTU tests

open access: yesYantu gongcheng xuebao, 2023
The composite foundation is a common method for treatment of soft soil subgrade. The accurate calculation of settlements of composite foundation is of great significance for differential settlement control of new and old roads.
WANG Caijin 1, YANG Yang 2, WU Meng 1, CAI Guojun 1, 3, HE Huan 1, LIU Songyu 1, Chang Jianxin 1, WANG Meng 1
doaj   +1 more source

Influences of column cap on progressive failure and stability characteristics of column-supported embankments

open access: yesYantu gongcheng xuebao, 2022
The design of cap in rigid columns, which has been widely used in engineering practice, can avoid the stress concentration at the column top and enhance the performance of composite foundation.
XIN Gong-feng 1, 3, ZHOU Hai-zuo 2, 4, ZHANG Wen-liang 1, 3, ZHENG Gang 2, 4, YANG Xin-yu 2, 4, YU Xiao-xuan 2, 4, XU Shi-qian 2, 4
doaj   +1 more source

Experimental study on bearing capacity of composite foundation with plain concrete piles reinforced by border piles

open access: yesYantu gongcheng xuebao, 2023
In order to improve its reinforcement effects, the bearing mechanism of a composite foundation with plain concrete piles reinforced by border piles under large loads and rapid loading is studied.
LI Guowei 1, 2, SU Tong 2, 3, ZHOU Chuner 4, LI Linjie 2, XIONG Li 2
doaj   +1 more source

Flexural behavior of steel-concrete composite beams with U-shaped steel girders [PDF]

open access: yes, 2018
[EN] This paper focuses on a new type of steel-concrete composite beams consisting of U-shaped steel girders and angle connectors. Compared with conventional composite beams consisting of wide flange girders and headed stud connectors (or short channel ...
Guo, Lanhui, Liu, Yong, Li, Zhiguo
core   +1 more source

Centrifugal model tests on reinforcement effects of root pile-net composite foundation in slip zone

open access: yesYantu gongcheng xuebao, 2022
For the slipped soft soil foundation in the storage yard of a wharf, the root pile-net composite foundation is used for reinforcement. The geotechnical centrifugal model tests are carried out to study the deformation and pile-soil stress characteristics ...
WANG Nian-xiang 1, 2, ZHOU Chun-er 3, WU Jia-wu 3, JIANG Wen-bo 3, ZHANG De-en 3
doaj   +1 more source

Study on the Impact of Foundation Pit Precipitation on Neighboring CFG Pile Composite Foundation

open access: yes, 2023
The numerical simulation was used to examine the impacts of pit precipitation and the presence or absence of waterproof curtain on the CFG pile composite foundation near to the under-construction pit, and the following primary results were reached.
Fenting Lu
core   +1 more source

Consolidation Characteristics and Bearing Behavior of Sand Pile Composite Foundation in Caisson Heightening

open access: yesShanghai Jiaotong Daxue xuebao, 2021
To study the influence of consolidation on the bearing capacity of the composite foundation in the process of caisson heightening, the consolidation characteristics of the sand pile composite foundation in the process of caisson heightening are discussed
CHEN Peishuai, PAN Yazhou, LIANG Fayun, LI Dejie
doaj   +1 more source

Foundations of a Compositional Interchange Format for Hybrid Systems [PDF]

open access: yes, 2007
A compositional interchange format for hybrid systems is defined in terms of an interchange automaton, allowing arbitrary differential algebraic equations, including fully implicit or switched DAEs, discrete, continuous and algebraic variables, that can be internal or external, an urgency condition, and operators for parallel composition, action hiding,
Beek, van, D.A.   +3 more
openaire   +4 more sources

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