学科分类
/ 1
1 个结果
  • 简介:Dendriticgraingrowthattheedgeoftheweldpoolissimulatedusingastochasticnumericalmodelofcellularautomatonalgorithm.Thegraingrowthmodelisestablishedbaseduponthebalanceofsoluteinthesolid/liquidinterfaceofthedendritetip.Consideringthecomplicatednucleationconditionandcompetitivegrowth,thedendritemorphologiesofdifferentnucleationconditionaresimulated.Thesimulatedresultsreproducedthedendritegrainevolutionprocessattheedgeoftheweldpool.Itisindicatedthatthenucleationconditionisanimportantfactorinfluencingthegrainmorphologiesespeciallythemorphologiesofsecondaryandtertiaryarms.

  • 标签: 显微结构 模拟技术 树状颗粒 焊接池