...
首页> 外文期刊>Mathematical models and computer simulations >Finite-Difference Method for Solving Gas Dynamics Equations Using Adaptive Artificial Viscosity
【24h】

Finite-Difference Method for Solving Gas Dynamics Equations Using Adaptive Artificial Viscosity

机译:自适应人工粘度求解气体动力学方程的有限差分法

获取原文
获取原文并翻译 | 示例
           

摘要

A finite-difference method is proposed for solving gas dynamics equations, i.e., a homogeneous, monotonous finite-difference scheme of the second- order time approximation and space variables outside the areas of discontinuities and compression waves. A new way to introduce adaptive artificial viscosity (AAV) in a difference scheme is considered. The stability of the proposed difference scheme is numerically studied. Test calculations are presented for the motion of contact discontinuities, blast waves, and disintegration of discontinuities.
机译:提出了一种求解气体动力学方程的有限差分方法,即不连续性和压缩波区域外的二阶时间近似和空间变量的齐次单调有限差分方案。考虑了一种在差异方案中引入自适应人工粘度(AAV)的新方法。对所提出的差分方案的稳定性进行了数值研究。提供了针对接触不连续性,爆炸波和不连续性崩解的运动的测试计算。

著录项

相似文献

  • 外文文献
  • 中文文献
  • 专利
获取原文

客服邮箱:kefu@zhangqiaokeyan.com

京公网安备:11010802029741号 ICP备案号:京ICP备15016152号-6 六维联合信息科技 (北京) 有限公司©版权所有
  • 客服微信

  • 服务号