%A LI Fang,LI Zhi-hui,XU Jin-xiu,FAN Hao,CHU Xue-sen,LI Xin-liang %T Research on Adaptation of CFD Software Based on Many-core Architecture of 100P Domestic Supercomputing System %0 Journal Article %D 2020 %J Computer Science %R 10.11896/jsjkx.181102176 %P 24-30 %V 47 %N 1 %U {https://www.jsjkx.com/CN/abstract/article_18818.shtml} %8 2020-01-15 %X Domestic many-core super computing system provides two program languages with different program difficulty.Adaptation to many-core architecture of CFD software decides which program language should be used.Firstly,this paper briefly introduced the many-core architecture,program model and program languages.And then challenges on the adaptation of CFD software were analyzed,including data relativity of implicit method,solving of big parse linear equations,many grid method and unstructured grids.For each challenge,corresponding countermeasure was provided too.At last,the paper provided the speedup ratio of some typical software of fluid dynamics based on theory analysis and experiments.Facts prove that most CFD softwares adapt well to domestic many-core architecture and can use simple program language to get better parallel ration on million cores.