穿孔等离子弧焊接弧与熔池的耦合模拟及正交分析*
吴宣楠1,冯妍卉1,2(
),李岩1,李亚飞1,张欣欣1,2,武传松3
),李岩1,李亚飞1,张欣欣1,2,武传松3
NUMERICAL SIMULATION AND ORTHOGONAL ANALYSIS ON COUPLED ARC WITH MOLTEN POOL FOR KEYHOLING PLASMA ARC WELDING
Xuannan WU1,Yanhui FENG1,2(),Yan LI1,Yafei LI1,Xinxin ZHANG1,2,Chuansong WU3
),Yan LI1,Yafei LI1,Xinxin ZHANG1,2,Chuansong WU3
图3. Ar气等离子体的热物性随温度变化曲线[
Fig.3. Temperature-dependent thermophyical properties of Ar plasma[
(a) density and dynamic viscosity
(b) specific heat
(c) thermal conductivity and electrical conductivity
