Journal:华侨大学学报(自然科学版)
Place of Publication:华侨大学
Key Words: 群体基坑;相互影响;小应变硬化土模型;数值分析
Abstract:通过Z-Soil 岩土三维分析软件,以小应变硬化土(hardening soil model with small strain stiffness, HSS)模型为基础,建立地连墙与内支撑联合支护的群体基坑开挖的三维数值模型.对基坑土体的的竖向位移 以及地连墙的变形和受力进行了分析,讨论了基坑间距的影响.分析结果表明:临坑的开挖使紧邻的坑间土堤 沉降增加约1 倍,使群坑周边沉降增加约10%;先开挖的基坑支护结构受力、变形增大,后续开挖的基坑的地 连墙顶会向先开挖基坑方向产生整体侧移,基坑间距越近,影响越明显.
Page Number:711-716
Translation or Not:no
Date of Publication:2013-11-01
First Author:GLQ
Associate professor
Supervisor of Master's Candidates
Gender:Male
Date of Birth:1970-02-16
Education Level:With Certificate of Graduation for Study as Master's Candidates
Degree:Master's Degree in Engineering
Date of Employment:1994-08-01
E-Mail:
Status:在岗
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