结构钢热塑性变形后冷却过程的数值模拟研究综述

Review of numerical simulation for the cooling process of the structural steel hot forging

对过冷奥氏体转变过程数值模拟的基本原理、研究方法进行了总结,介绍了温度场、组织场、应力/应变场的数值计算。同时介绍了大应力作用下相变动力学模型研究的现状,以及过冷奥氏体转变过程数值模拟的难点及存在的问题。

The methodology and fundamental principles of numerical simulation for the under-cooled austenite transformation were summarized, including the calculation of temperature field, microstructure field and stress field. Meanwhile, the state of the art of the kinetics model under the effect of a large stress and the potential bottlenecks and existing issues of numerical simulation for the under-cooled austenite transformation were also elaborated.