AZ31镁合金汽轮发电机叶片热挤压成形数值模拟  

Numerical simulation in hot extrusion processes for steam turbo-generator blades of AZ31 magnesium alloy

作　　者：于翠华[1] 王少纯[2] 王笑香[1] 初海洋[1] 

机构地区：[1]哈尔滨电机厂有限责任公司,黑龙江哈尔滨150040 [2]哈尔滨工业大学机电工程学院,黑龙江哈尔滨150001

出　　处：《轻金属》2012年第10期48-51,共4页Light Metals

基　　金：哈尔滨工业大学实验技术基金

摘　　要：应用Deform-3D有限元分析软件对AZ31镁合金汽轮发电机叶片热挤压进行了数值模拟,得到了350℃时叶片热挤压时等效应力、挤压力及填充特性等关键工艺参数.为镁合金叶片热挤压成形工艺及模具设计提供了必要的理论依据。By means of numerical simulation software Deform -3 D, the hot extrusion processing of the steam -turbo generator blades of AZ31 magnesium ＇alloy is simulated, some key technological parameters such as equivalent strain, hot extrusion force and stuff character are obtained at 350qC temperature. Hence reliable reference bases are provided for hot extrusion process and die design of AZ31 magnesium alloy blades of steam turbo - generator.

关 键 词：镁合金 汽轮发电机 叶片 热挤压 数值模拟 

分 类 号：TG376.4[金属学及工艺—金属压力加工]