强夯加固煤矸石地基多点单次夯击数值模拟研究  

Study on Numerical Simulation of Multi-point Single Compaction for Dynamic Compaction Consolidation of Gangue Foundation

作　　者：张清峰[1] 王东权[2] 

机构地区：[1]江南大学环境与土木工程学院,江苏无锡214122 [2]中国矿业大学建筑工程学院,江苏徐州221008

出　　处：《路基工程》2012年第4期114-117,共4页Subgrade Engineering

摘　　要：建立了强夯法的数值模拟模型,用有限元分析软件ANSYS分析多点单次夯击过程,并以此分析夯沉量、冲击应力空间分布特征,不同夯击能不同夯点间距作用下矸石地基的位移、干密度随深度的衰减规律。The paper establishes the numerical simulation model for dynamic compaction to analyze multi- point single compaction process with finite element analysis software ANSYS, as a result, to analyze the spatial distribution characteristics of the settlement and impact stress, the displacements of gangue foundation under action of different compaction energies and compaction spacings, as well as the law of dry density attenuating with depth.

关 键 词：强夯法 煤矸石地基 多点单次夯击 数值模拟 

分 类 号：TU472.31[建筑科学—结构工程]