井眼扩径对水平井声波测井响应影响的数值模拟
苏林帅, 蔡明, 郑占树, 徐宝宝, 罗居森, 胡燕杰, 张荆宇

Numerical simulation of the effects of borehole enlargement on sonic logging response of horizontal wells
SU Lin-Shuai, CAI Ming, ZHENG Zhan-Shu, XU Bao-Bao, LUO Ju-Sen, HU Yan-Jie, ZHANG Jing-Yu
表1 常用空间阶数下交错网格差分的系数
Table 1 Staggered grid difference coefficient for common spatial order
空间阶数2N m am
2 0 1
4 0
1
9/8
-1/24
6 0
1
2
75/64
-25/384
3/640