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

WANG Bao-Shan; SHI Xing-Jue; CHEN Yong; GE Hong-Kui; WONG Teng-Fong

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

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@@ 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.

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《中国物理快报：英文版》 |2004年第8期|1651-1654|共4页
作者
WANG Bao-Shan; SHI Xing-Jue; CHEN Yong; GE Hong-Kui; WONG Teng-Fong;
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作者单位

School of Earth and Space Science, University of Science and Technology of China, Hefei 230026;

Institute of Geophysics, China Earthquake Administration, Beijing 100081;

School of Earth and Space Science, University of Science and Technology of China, Hefei 230026;

Institute of Geophysics, China Earthquake Administration, Beijing 100081;

Institute of Geophysics, China Earthquake Administration, Beijing 100081;

Department of Geosciences, State University of New York at Stony Brook, Stony Brook NY 11794-2100, USA;

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

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