Title :
An analysis of the effect of workpiece thickness on flow field during laser cutting
Author :
Jun, Hu ; Sheng, Xiaojun ; Luo, Jingwen
Author_Institution :
Sch. of Mech. Eng., Shanghai Jiao Tong Univ., Shanghai, China
Abstract :
A three-dimensional symmetrical impinging jet model of laser cutting is established, and the numerical simulation is put up to investigate the effect of workpiece thickness on flow field in cutting slot. In the end, two typical subsonic nozzles are designed for the cutting experiment.
Keywords :
jets; laser beam cutting; nozzles; numerical analysis; subsonic flow; flow field; gas jet; laser cutting; subsonic nozzle; three-dimensional symmetrical impinging jet model; workpiece thickness effect; Convergence; Gas lasers; Laser beam cutting; Laser beams; Laser modes; Mechanical engineering; Numerical simulation; Optical materials; Rough surfaces; Surface roughness; Flow Field; Gas Jet; Nozzle; Workpiece Thickness;
Conference_Titel :
Lasers & Electro Optics & The Pacific Rim Conference on Lasers and Electro-Optics, 2009. CLEO/PACIFIC RIM '09. Conference on
Conference_Location :
Shanghai
Print_ISBN :
978-1-4244-3829-7
Electronic_ISBN :
978-1-4244-3830-3
DOI :
10.1109/CLEOPR.2009.5292702
