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数值求解Navier—Stokes方程的迎风紧致差分格式
Authors
朱庆勇
马延文
Publication date
1 January 2000
Publisher
Abstract
从迎风紧致逼近^[1]出发,提出数值求解可压Navier-Stokes方程的一种高精度的数值方法。利用Steger-Warming的通量分裂技术^,将守恒型方程中的流通向量分裂成两部分,在此基础上据风向构造逼近于无粘项的三阶迎风紧致有限差分格式。对方程中的粘性部分采用通常的二阶差分逼近。所建立的差分格式被用来数值求解了三维粘性绕流问题
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018