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5. Finite element discretizations for moment approximations of the Boltzmann equation in the low Mach n

Finite element discretizations for moment approximations of the Boltzmann equation in the low Mach n

来源 :29th International Symposium on Rarefied Gas Dynamics(第29届国际 | 被引量 : 0次 | 上传用户：darkak

【摘 要】

：

In the variety of approaches to tackle the challenges of computing rarefied gas flows,moment methods applied on the Boltzmann equation state a flexible framework.With this method,macroscopic equations

【作 者】

：

Armin Westerkamp Manuel Torrilhon 

【机 构】

：

MathCCES Department of Mathematics,RWTH Aachen University,Aachen,Germany

【出 处】

：

29th International Symposium on Rarefied Gas Dynamics(第29届国际

【发表日期】

：

2014年11期

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论文部分内容阅读

In the variety of approaches to tackle the challenges of computing rarefied gas flows,moment methods applied on the Boltzmann equation state a flexible framework.With this method,macroscopic equations can be derived,that are far cheaper to solve than e.g.,using particle methods.

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