水平集法模拟GH4706合金动态再结晶过程
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郑德宇, 夏玉峰, 曾扬, 周杰
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Dynamic Recrystallization Process Simulation of GH4706 Alloy by Level-Set Method
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ZHENG Deyu, XIA Yufeng, ZENG Yang, ZHOU Jie
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表6 不同参数条件下的晶界迁移速率影响因子(δ)和形核体积(Kg)
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Table 6 δ and Kg under different parameters
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| Strain rate / s-1 | Kg / mm3 | δ |
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| 950 oC | 1000 oC | 1050 oC | 1100 oC | 1150 oC |
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| 0.001 | 5.2 × 10-6 | 3.0 × 10-6 | 2.0 × 10-6 | 6.0 × 10-7 | 2.4 × 10-7 | 1.7 | | 0.01 | 5.0 × 10-5 | 3.0 × 10-5 | 1.7 × 10-5 | 6.0 × 10-6 | 2.2 × 10-6 | 3.1 | | 0.1 | 8.6 × 10-4 | 5.5 × 10-4 | 3.5 × 10-4 | 6.5 × 10-5 | 1.5 × 10-5 | 5.5 | | 1 | 3.1 × 10-2 | 2.0 × 10-2 | 7.5 × 10-3 | 1.5 × 10-3 | 1.6 × 10-4 | 7.9 |
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