挡土墙向外(或向前移动,使墙后土体的应力状态达到主动极限平衡状态时,填土作用在墙背的土压力。挡土墙向背离填土方向移动的适当距离,使墙后土中的应力状态达到主动极限平衡状态时,墙背所受到的土压力,称为主动土压力。求解主动土压力时,通过与土的抗剪强度,剪切角和极限平衡条件相联系,最常用的是朗肯和库伦两个古典土压力理论。
主动土压力系数 coefficient of active earth pressure ; coefficient of active earth pressure, Ka
土压力主动土压力 active earth pressure
土压力主动土压力系数 coefficient of active earth pressure
主动土压力因数 Factor active earth pressure
非极限主动土压力 non-limit state active earth pressure
Computations of active soil pressure and checking computations of gravity retaining wall of different sorts can be satisfied by the programming provided it is predigested accordingly.
该程序在适当简化的情况下,基本可以满足各种情况下的主动土压力的计算和重力式挡土墙的验算。
参考来源 - 山东省济南市某场区挡土墙设计·2,447,543篇论文数据,部分数据来源于NoteExpress
最后对主动土压力折减系数做了分析,进一步验证了公式的合理性。
Finally the reduced coefficient of active earth pressure has been analyzed in this paper, which further confirmed the formula rationality.
通过分析得出基坑半径和土体参数对基坑主动土压力的影响规律,并发现与朗肯土压力理论一致。
By analyzing the influence of the radius of pit and soil parameters to the active earth pressure distribution, it was (achieved) that the influence is identical to Rankine theory.
总结土压力计算的研究成果,提出主动土压力的计算通式,分别对朗肯方法和库仑方法进行验证。
Based on the results of the earth pressure computation, the author puts forward a generalized computing equation and this equation was tested against Rankine method and coulomb method respectively.
应用推荐