岩石声发射规律数值模拟初探3

 提出了岩石声发射规律数值模拟的基本设想和框架, 并以有限单元法为例就具体实施 的几个关键问题作了简述, 包括单元的划分、单元参数的赋值、声发射率的计算。本文给出了 一个计算实例, 所得结果包括岩石声发射的时间序列和空间序列分布。

NUM ERICAL SIM ULATION OF AE IN ROCK FA ILURE

The basic idea and f ram ewo rk are p resen ted fo r the num erical sim u lat ion of A E in rock failu re. Som e impo rtan t p rob lem s are discu ssed b rief ly w ith the examp le of f in ite elem en t m ethod , such as discret izat ion of elem en t s, assignm en t of elem en t param eters, and calcu lat ion of A E rat io. A p ract ical compu tat ion examp le is given, f rom w ho se resu lt s the A E sequences fo r t im e and space are ob tained.