A three-dimensional numerical analysis model of fluid flow and heat transfer in pulsed current TIG weld pool is developed.
对运动电弧作用下脉冲t IG焊接熔池流场与热场动态变化过程建立了三维数学模型。
The qualitative analysis is carried out on the behavior of the partial penetrated weld pool with welding current changing from pulsed peak value to base value during pulsed TIG welding.
对脉冲TIG焊未熔透型熔池在脉冲峰-基转换期间熔池三维形态变化行为进行了定性的分析，并从力和能量角度建立了未熔透熔池液面形态的数学模型。
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