颗粒离散元模拟边坡动力响应的研究进展  

Research Progress of the Slope Dynamic Response Simulation by Particle Discrete Elements Method

作　　者：常文斌 王平[1,2] 于一帆[1] 王会娟 CHANG Wenbin;WANG Ping;YU Yifan;WANG Huijuan(Key Laboratory of Loess Earthquake Engineering,Lanzhou Institute of Seismology,CEA,Lanzhou,Gansu 730070,China;Institute of Geotechnical Engineering,Xi’an University Technology,Xi’an,Shaanxi 710048,China)

机构地区：[1]中国地震局兰州地震研究所黄土地震工程重点实验室,甘肃兰州730070 [2]西安理工大学岩土工程研究所,陕西西安710048

出　　处：《水利与建筑工程学报》2021年第2期48-53,共6页Journal of Water Resources and Architectural Engineering

基　　金：中央级公益性研究院所基本科研业务费项目(2020IESLZ07);国家自然科学基金项目(U1939209);甘肃省重点研发计划项目(18YF1FA101)。

摘　　要：颗粒流(PFC)离散元方法是当前模拟边坡变形破坏的热点方法,在边坡动力分析领域有良好的应用前景。以阻尼参数标定、动荷载输入及动力分析方式为切入点,对颗粒离散元模拟边坡动力响应的研究现状进行了总结和分析。在此基础上,对颗粒离散元在边坡动力分析领域的进一步应用需注意的问题及发展趋势进行了探讨。The particle flow code(PFC)discrete element method is currently a popular method for simulating slope deformation damage and has been widely applied in the field of slope dynamics analysis.This paper summarizes and analyzes the current state of research on particle discrete element method simulation of slope dynamic response in terms of damping parameter calibration,dynamic load input and dynamic analysis methods.The issues for further application of particle discrete elements method in this field have also been discussed.

关 键 词：阻尼参数 动荷载输入 动力响应 离散元方法 

分 类 号：TU457[建筑科学—岩土工程]