能量释放率是根据Griffith的能量释放观点而定义的量,其定义如下:能量释放率是指裂纹由某一端点向前扩展一个单位长度时,平板每单位厚度所释放出来的能量。为了纪念Griffith的功绩,用G来表示,其单位为MN/m(百万牛顿每米)。
解答与线弹性的能量释放率进行了比较。
The solutions are compared with the energy release rate of linear elasticity.
最后,用边界配置法求解了能量释放率。
The energy release rate is calculated with the boundary collocation method.
加载面、边界面方程均以损伤能量释放率表示。
The equations of loading and bounding surfaces are described in strain-energy release rate.
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