,Grain Crush and Its Evolution in Granular Material: a Two-Dimensional Distinct Element Model Approa

• 作 者: WANG Bao-Shan SHI Xing-Jue CHEN Yong GE Hong-Kui WONG Teng-Fong
• 机 构: School of Earth and Space Science, University of Science and Technology of China, Hefei 230026“,”Ins
• 出 处: 中国物理快报（英文版）
• 发表日期: 2004年8期

A crush criterion and a simplified post-crush process for spherical grains are introduced into the traditional distinct dement modd (DEM). The crush criterion is based on Hertzian contact, and it indicates a negative rdation between critical force Fcr and radius R via Fcr ∝ R-3/2.