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

作者: Hong Hu

DOI: 10.1016/S0045-7825(97)00205-3

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

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