某路堑边坡爆破开挖有限元数值模拟研究  

Finite element analysis of dynamic response on blasting vibration in road high cutting slope

作　　者：丰丛杰 杨宇生 张致能 马淑芝[1] 

机构地区：[1]中国地质大学(武汉)工程学院

出　　处：《中国建材科技》2019年第3期79-80,82,共3页China Building Materials Science & Technology

摘　　要：根据某路堑边坡爆破开挖工程,采用有限元模型进行数值模拟,分析爆破振动波在边坡介质中的应力场、位移场、速度场等的传递规律,并且结合爆破振动监测,分析了爆破开挖对路堑边坡稳定性的影响。该分析结果为实现爆破施工安全、保持边坡稳定提供了帮助。According to the blasting excavation project of a cutting slope, the finite element model is used to carry out numerical simulation, and the propagation law of the stress field, displacement field and velocity field of the blasting vibration wave in the slope medium is analyzed. Combined with the blasting vibration monitoring, the influence of blasting excavation on the stability of cutting slope is analyzed. The analysis results can help to realize blasting construction safety and maintain slope stability.

关 键 词：高陡边坡 爆破开挖 振动监测 数值模拟 动力稳定评价 

分 类 号：TU457[建筑科学—岩土工程]