How to reduce and control welding deformation is a major issue in the process of manufacturing the bogie frame of the high-speedlocomotive.
高速动力车转向架构架生产过程中的主要问题是如何控制焊接变形。
2
In this paper, numerical analysis is carried out by the finite element method for the transient temperature fields and thermal stresses of high-speedlocomotive braking discs.
本文采用有限元方法对高速轮轨列车制动盘的瞬态温度场和热应力进行了分析研究。
3
Meanwhile, PWM inverters using high switching frequency device that shortens the rise time of PWM output pulse have been widely applied in high-speed AC driving locomotive.