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On a stochastic simulation method for fluctuating hydrodynamics

 

作者: Heinz-Peter Breuer,   Francesco Petruccione,  

 

期刊: Transport Theory and Statistical Physics  (Taylor Available online 1994)
卷期: Volume 23, issue 1-3  

页码: 265-279

 

ISSN:0041-1450

 

年代: 1994

 

DOI:10.1080/00411459408203865

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

摘要:

By means of Burgers' equation it is shown that a recently proposed stochastic formulation of fluid dynamics allows for a new approach to numerical studies of hydrodynamic fluctuations. The new formulation describes the velocity field as the expectation value of a discrete stochastic process governed by a multivariate master equation. With the help of a systematic expansion it is demonstrated that the fluctuations of this discrete stochastic process correspond to those predicted by the theory of fluctuating hydrodynamics. Stochastic simulations of shock waves are presented and stress the practical relevance of the new technique.

 

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