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钛合金广泛用于制造航空发动机叶片,高温锻造是制造钛合金发动机叶片的主要热加工工艺之一.钛合金叶片高温锻造研究中,有限元模拟是分析锻造过程中的热力耦合,预测并优化锻造成形过程的一个重要手段.回顾有限元建模在涡轮叶片锻造研究中的发展历程,概述材料本构模型、传热定义和摩擦特性等方面的研究,以确保有限元模型有效预测的因素.分析表明,为获得精确可靠的有限元模拟结果进而优化生产工艺,有限元模型需要基于合理的试验结果并确立可预测的物理模型.

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