均匀流动Galbrun方程的数学分析

Anne-Sophie Bonnet-Ben Dhia , Guillaume Legendre , Éric Lunéville
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引用次数: 23

摘要

我们考虑线性空气声学中使用的加尔布伦方程。对于时间调和域中的一个简单情况(均匀流动的刚性管道),我们证明了基于正则变分公式的方法保证了节点有限元方法的收敛性。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Analyse mathématique de l'équation de Galbrun en écoulement uniforme

We consider Galbrun's equation, used in linear aeroacoustics. For a simple case (rigid duct with uniform flow) in the time harmonic regime, we show that an approach based on a regularized variational formulation of the problem ensures the convergence of a nodal finite-element method.

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