摘要
建立了一个桩-接触面-土体体系的有限元模型,在分析各参数对桩顶荷载-沉降曲线和桩身典型截面轴力分布影响规律的基础上,通过逐步调整土参数使计算的荷载-沉降曲线与静载压桩曲线、计算内力与实测内力相近,并且用该模型及调整后的参数计算了工程桩荷载-沉降曲线以确定工程桩的性能。
A FEM modelwas establishedto simulatethe systemof singlepile-interface-soilmass,by analysinginfluenceof soilparameterson theQ-scurveand the distributionof internalforceon the pile cross-sections,andby adjustingsoilparametersgraduallyto bringthecalculated Q-scurvesandinternal forcescloserto themeasuredonestheQ-scurvesfor engineeringpileswerecalculatedto establishthebe-haviorof engineeringpilesusingthemodelandtheadjustedparameters.
出处
《哈尔滨建筑大学学报》
北大核心
2001年第4期16-20,共5页
Journal of Harbin University of Civil Engineering and Architecture
关键词
单桩
静载试验
数值分析
竖向荷载
沉降
singlepile
loadtest
numericalanalysis
soilparameter
load-settlementcurve
internalforce
back analysis
