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Linear solver in CFX

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Old   March 5, 2014, 15:44
Default Linear solver in CFX
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Tommy Chen
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Hi guys:

Does anyone know what is the linear solver used in CFX ?
Is that a implicit Krylov subspace type solver or some other ?

I have searched on Google about that but got no satisfactory answers.......
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Old   March 5, 2014, 17:28
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Glenn Horrocks
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This is described in the documentation. Let me quote:
Quote:
ANSYS CFX uses a Multigrid (MG) accelerated Incomplete Lower Upper (ILU) factorization technique for solving the discrete system of linearized equations.
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