基于Arrinus方程的GH4706高温合金应变补偿高温流变应力模型的建立

被引:0
|
作者
白应生
张森峰
杨伟
机构
[1] 中国第二重型机械集团德阳万航模锻有限责任公司
关键词
GH4706高温合金; 高温流变应力模型; 应变补偿; 自动化计算;
D O I
10.14147/j.cnki.51-1396/tg.2024.02.012
中图分类号
TG132.3 [特种热性质合金];
学科分类号
摘要
GH4706高温合金的高温流变应力模型对指导GH4706锻件生产、预测设备吨位有着重要作用。本文推导了Arrinus方程的高温合金应变补偿高温流变应力的模型,归纳总结了相关流程,成功将该流程自动化,将必要的数学工具模块化。并由此建立了Python综合性数据处理与分析模块,该模块由六大模块组成,可以自动实现高温流变应力曲线的导入、数据处理、自动拟合材料参数、拟合精度的评估等数据处理与分析的操作。最终使用该模块建立了GH4706高温合金的高温流变应力模型,均方根误差(RMSE)只有8.316,且计算速度极快,这对加快生产效率有着重要意义。
引用
收藏
页码:29 / 34
页数:6
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