Efficient CFD Solver for Ship and Ocean Engineering
Computational Marine Hydrodynamics Lab (CMHL) at Shanghai Jiao Tong University focuses on developing advanced CFD methods for marine hydrodynamics, CAE software, and their applications in ship, marine structures, offshore renewable energy, and more. This includes features like the development of SST-DES framework, high-performance computing, fluid-structure interactions, and future works for full-scale ship and ocean engineering flows.
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Presentation Transcript
Efficient CFD Solver naoe-FOAM-SJTU for Ship Flows and Ocean Engineering Flows Prof. Dr. Decheng Wan dcwan@sjtu.edu.cn, http://dcwan.sjtu.edu.cn Computational Marine Hydrodynamics Lab (CMHL), Shanghai Jiao Tong University 12th International Workshop on Ship and Marine Hydrodynamics, Aug. 28 Sept. 1, 2023, Aalto University, Finland
Content 2 Introduction of CMHL Development of CFD solvers Applications in Ship and Ocean Engineering Ship hydrodynamics Ocean engineering Offshore wind turbine system Conclusions and further works - -
Introduction of CMHL 3 Computational Marine Hydrodynamics Lab (CMHL) was founded in 2006. CMHL has long been devoted to the following researches: Advanced CFD methods for marine hydrodynamics, Developments of CAE software and platform, Applications of CAE software for complex flows in the field of advanced and innovated ship, marine structures, offshore renewable energy, etc. - -
Content 4 Introduction of CMHL Development of CFD solvers Applications in Ship and Ocean Engineering Ship hydrodynamics Ocean engineering Offshore wind turbine system Conclusions and further works - -
Development of SST-DES 5 DES framework RANS Near wall region ? ?? ??? = 0 ???? DES ? ?? ??+? ?? ?? +? ?? ??? = 1 ? ? ??? ? ? ?? ??? ?? + ? ?? ??? ? ??? ??? LES After separation ? ?? ??? = 0 ??? +? ?? ?? ??? +? ?? ??? ? ?? ?? = 1 ? ? ??? ? ? ?? ??? ?? + ? ?? ? ??? ??? - -
Further Works 6 High performance computing Full scale ship and ocean engineering flows Detailed description for multi-surface flows, breaking waves, cavitation and bubble flow Exascale supercomputing capability Fluid structure interaction High frequency vibrations associate with transient flow Flexibility for the fully coupled floating offshore wind turbine system - -
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