Modeling of bead formation process during laser cladding

13th International Conference on Films and Coatings

Stankevich, S.L.^1 ; Korsmik, R.S.^1 ; Valdaytseva, E.A.^1

Peter the Great Saint-Petersburg Polytechnic University, Saint-Petersburg

195251, Russia^1

关键词: Bead formation;    Molten pool;    Numerical solution;    Powder particles;    Powder transfer;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/857/1/012045/pdf
DOI  :  10.1088/1742-6596/857/1/012045

来源: IOP

【 摘 要 】

The article shows a numerical solution to the problem of heating of the powder particles and the substrate with the limited sizes by laser radiation. The powder transfer coefficient and the dimensions of the cladding bead are calculated based on estimates of the size of the molten pool.