This paper introduced the control equation, consti tutive equation and related rheologic theories of continuous medium model and the used FLOTRAN modul e of the finite element software ANSYS.

• 基于连续介质理论,应用有限元软件ANSYS的FLOTRAN流体分析模块,对金属粉末注射成形过程进行了模拟分析,揭示了金属粉末注射成形时喂料流动填充型腔的速度、压力随注射时间变化而变化的关系;