耦合热力学相变路径预测Fe-C包晶合金宏观偏析

冯苗苗, 张红伟, 邵景霞, 李铁, 雷洪, 王强

Prediction of Macrosegregation of Fe-C Peritectic Alloy Ingot Through Coupling with Thermodynamic Phase Transformation Path

FENG Miaomiao, ZHANG Hongwei, SHAO Jingxia, LI Tie, LEI Hong, WANG Qiang

图3 由h及成分(c)线性插值数据表获得温度示意图 (a) interpolation for T1 from c1 and h (Hk, Hk-1—mixture enthalpy closest to h according to c1 in tabulation (Hk ≤ h < Hk-1); Tk, Tk-1—temperatures corresponding to Hk, Hk-1 in tabulation, respectively; T1—temperature corresponding to c1 in tabulation) (b) interpolation for T from c1, c2 and c (c1, c2—mixture concentrations closest to c in tabulation (c2 ≤ c < c1); T2—temperature corresponding to c2 in tabulation)

Fig.3 Illustrated linear interpolations for temperature via h and concentration (c) in tabulated phase transformation path