DEM investigation of weathered rocks using a novel bond contact model

• 作 者: Zhenming Shi
• 机 构: DepartmentofGeotechnicalEngineering,KeyLaboratoryofGeotechnicalandUndergroundEngineeringofMinistryof
• 出 处: 岩石力学与岩土工程学报：英文版
• 发表日期: 2015年3期
• 关键词: DEM模型 风化岩石 接触模型 债券 宏观力学性能 微观参数 变化规律 离散单元法 Distinct element method（DEM） Bond cont
• 基金项目: funded by the National Basic Research Programs of China（Grant Nos.2011CB013504 and 2014CB046901）, the National Funds for Distinguished Young Scientists of China（Grant No.51025932）, the National Nature

The distinct element method(DEM) incorporated with a novel bond contact model was applied in this paper to shed light on the microscopic physical origin of macroscopic behaviors of weathered rock, and to achieve the changing laws of microscopic parameters