UN核燃料烧结致密化过程的相场模拟

戚晓勇, 柳文波, 何宗倍, 王一帆, 恽迪

Phase-Field Simulation of the Densification Process During Sintering of UN Nuclear Fuel

QI Xiaoyong, LIU Wenbo, HE Zongbei, WANG Yifan, YUN Di

表1 UN的物理参数[26,27]

Table 1 Physical parameters of UN at 1823 K[26,27]

Parameter Value Unit Ref. Ds 7.5 × 10-12 m2·s-1 [26] Dgb 0.01Ds m2·s-1 γs 1.6 J·m-2 [27] γgb 0.8 J·m-2 [27] δ 6 nm [27]