Publication: Application of an automatic differentiation method to a 2D Navier-Stokes CFD code
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Application of an automatic differentiation method to a 2D Navier-Stokes CFD code

- Article in a journal -
 

Area
Computational Fluid Dynamics

Author(s)
Hong Hu

Published in
Computer Methods in Applied Mechanics and Engineering

Year
1998

Abstract
The ADIFOR2.0 automatic differentiator is applied to the FLOMGEM flow solver along with the grid generator HYPERG2. The FLOMGEM is an advanced Navier-Stokes CFD code for airfoil computations, which employs multigrid method. The HYPERG2 is a two-dimensional hyperbolic grid generator for generating a C-mesh. Both non-geometric and geometric sensitivity derivative codes are obtained. The sensitivity derivatives via automatic differentiation are presented and compared with divided difference generated derivatives. The study shows that an automatic differentiation method gives accurate derivative values in an efficient manner.

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BibTeX
@ARTICLE{
         Hu1998Aoa,
       title = "Application of an automatic differentiation method to a {2D} {N}avier-{S}tokes {CFD}
         code",
       journal = "Computer Methods in Applied Mechanics and Engineering",
       volume = "156",
       number = "1--4",
       pages = "179--183",
       year = "1998",
       issn = "0045-7825",
       doi = "DOI: 10.1016/S0045-7825(97)00205-3",
       url =
         "http://www.sciencedirect.com/science/article/B6V29-3VYTF9B-9/2/27c97a7a2b0a000f6cd52c7a6875b327",
       author = "Hong Hu",
       abstract = "The ADIFOR2.0 automatic differentiator is applied to the FLOMGEM flow solver along
         with the grid generator HYPERG2. The FLOMGEM is an advanced Navier-Stokes CFD code for airfoil
         computations, which employs multigrid method. The HYPERG2 is a two-dimensional hyperbolic grid
         generator for generating a C-mesh. Both non-geometric and geometric sensitivity derivative codes are
         obtained. The sensitivity derivatives via automatic differentiation are presented and compared with
         divided difference generated derivatives. The study shows that an automatic differentiation method
         gives accurate derivative values in an efficient manner.",
       ad_area = "Computational Fluid Dynamics",
       ad_tools = "ADIFOR"
}


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