THEORY AND APPLICATION OF FRACTIONAL STEP CHARACTERISTIC FINITE DIFFERENCE METHOD IN NUMERICAL SIM

• 作 者: 袁益让 程爱杰 羊丹平 李长峰
• 机 构: InstituteofMathematics,SchoolofEconomics
• 出 处: 数学物理学报：B辑英文版
• 发表日期: 2015年6期
• 关键词: 数值模拟 有限差分法 强化采油 应用 二阶 特性 阶跃 分数 enhanced （chemical） oil production three-dimensio
• 基金项目: This work is supported by the Major State Basic Research Development Program of China （G19990328）, National Tackling Key Program （2011ZX05011-004, 2011ZX05052, 20050200069）, National Natural Science F

A kind of second-order implicit fractional step characteristic finite difference method is presented in this paper for the numerically simulation coupled system of enhanced(chemical) oil production in porous media.Some techniques,such as the calculus of v