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  • 标题:APPLICATION OF ADVANCED COMBUSTION MODELS ININTERNAL COMBUSTION ENGINES BASED ON 3-D CFD LESAPPROACH
  • 本地全文:下载
  • 作者:Oldřich Vítek ; Jan Macek ; Vít Doleček
  • 期刊名称:Acta Polytechnica
  • 印刷版ISSN:1210-2709
  • 电子版ISSN:1805-2363
  • 出版年度:2021
  • 卷号:61
  • 期号:SI
  • 页码:14-32
  • DOI:10.14311/AP.2021.61.0014
  • 语种:English
  • 出版社:Czech Technical University in Prague
  • 摘要:This paper deals with the application of advanced simulation techniques for combustionmodeling in the case of an internal combustion engine. The main focus is put on models with ahigh predictive ability hence 3-D CFD was selected while using LES (turbulence model) and detailedchemistry (both SI and CI ICE) or turbulent flame propagation (SI ICE). Both engine types areconsidered – spark ignited ICE and a compression ignited engine. Examples are shown and comparisonwith available experimental data is presented. The main conclusion is that such models are capableof high quality predictions while very little tuning is needed. This is desired as such models couldbe applied in the early phases of ICE development. On the other hand, such calculations are verydemanding in terms of computational power.
  • 关键词:Internal Combustion Engine;3-D CFD;LES;tabulated chemistry;ECFM;combustion;injector;spray
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