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矩形均布水平荷载作用于地基内部时的水平位移
HORIZONTAL DISPLACEMENT INDUCED BY A UNIFORMLY HORIZONTAL LOAD WITHIN RECTANGULAR AREA IN GROUND
【摘要】 本文根据明德林(Mindlin)解推导出矩形均布水平荷载作用于地基内部竖直面上时,荷载中心处荷载方向的水平位移公式;得出水平位移沿深度变化的一些规律,认为某一深度范围内水平位移可用该段各点平均位移计算,在实用上是可行的。文中提供了u=0.5及u=0.3时,水平位移系数Fk值,使计算大为简化、文中还初步论证了地基内某深度的荷载对相邻计算点引起的水平位移,认为水平位移计算不可略去相邻荷载的影响。
【Abstract】 The formula of horizontal displacement in load direction induced by a uniformly horizontal load within vertically rectangular area in ground is derived according to Mindlin solution. From the analysis of this formula, the horizontal displacementof a point may be replaced by the mean horizontal displacement within some extentsof depth. The coefficient of the horizontal displacement Fk corresponding to u=0.5and u=0.3 for the calculation of the mean horizontal displacement is presented. Theeffect of neighboUI load on horizontal displacement is also discussed.
【Key words】 s: distributed loads; horizontal distributions; horizontal displacement; coefficients/Mindlin solution;
- 【文献出处】 华南理工大学学报(自然科学版) ,JOURNAL OF SOUTH CHINA UNIVERSITY OF TECHNOLOGY(NATURAL SCIENCE) , 编辑部邮箱 ,1995年03期
- 【分类号】TU431
- 【被引频次】1
- 【下载频次】115