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A hybrid framework ...
A hybrid framework for coupling arbitrary summation-by-parts schemes on general meshes
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- Lundquist, Tomas (författare)
- Industrial CFD Research Group, Department of Mechanical Engineering, University of Cape Town, South Africa
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- Malan, Arnaud (författare)
- Industrial CFD Research Group, Department of Mechanical Engineering, University of Cape Town, South Africa
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- Nordström, Jan (författare)
- Linköpings universitet,Beräkningsmatematik,Tekniska fakulteten
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(creator_code:org_t)
- Springer, 2018
- 2018
- Engelska.
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Ingår i: Journal of Computational Physics. - : Springer. - 0021-9991 .- 1090-2716. ; 362, s. 49-68
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Abstract
Ämnesord
Stäng
- We develop a general interface procedure to couple both structured and unstructured parts of a hybrid mesh in a non-collocated, multi-block fashion. The target is to gain optimal computational efficiency in fluid dynamics simulations involving complex geometries. While guaranteeing stability, the proposed procedure is optimized for accuracy and requires minimal algorithmic modifications to already existing schemes. Initial numerical investigations confirm considerable efficiency gains compared to non-hybrid calculations of up to an order of magnitude.
Ämnesord
- NATURVETENSKAP -- Matematik (hsv//swe)
- NATURAL SCIENCES -- Mathematics (hsv//eng)
Nyckelord
- Hybrid meshes; Numerical interfaces; Stability; Summation-by-parts; Finite volume; Finite difference
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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