## 留言板

 引用本文: 同登科, 张鸿庆, 王瑞和. 非线性双重介质模型的精确解及动态特征[J]. 应用数学和力学, 2005, 26(10): 1161-1167.
TONG Deng-ke, ZHANG Hong-qing, WANG Rui-he. Exact Solution and Its Behavior Characteristic of the Nonlinear Dual-Porosity Model[J]. Applied Mathematics and Mechanics, 2005, 26(10): 1161-1167.
 Citation: TONG Deng-ke, ZHANG Hong-qing, WANG Rui-he. Exact Solution and Its Behavior Characteristic of the Nonlinear Dual-Porosity Model[J]. Applied Mathematics and Mechanics, 2005, 26(10): 1161-1167.

• 中图分类号: TE312

## Exact Solution and Its Behavior Characteristic of the Nonlinear Dual-Porosity Model

• 摘要: 考虑了二次梯度项的非线性双重介质模型．在模型中假设岩块和裂缝间的压力差作为初始未知量，在岩块中是拟先态的，从而避免了解联立方程组．利用广义Hankel变换求得了径向流动的解析解，由于解析解是无穷级数，无法得到具体的值．通过数值求解特征值问题，从而算得了窟体的压力值，并探讨了非线性参数和双重介质参数变化时压力的变化规律，给出了典型压力曲线图版，这些结果可用于实际的试井分析．
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##### 出版历程
• 收稿日期:  2003-04-28
• 修回日期:  2005-03-25
• 刊出日期:  2005-10-15

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