核电站DMWJ中材料拘束的影响与优化
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杨杰, 王雷
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Effect and Optimal Design of the Material Constraint in the DMWJ of Nuclear Power Plants
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YANG Jie, WANG Lei
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表2 不同材料的Gurson-Tvergaard-Needleman (GTN)损伤参数[36]
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Table 2 The Gurson-Tvergaard-Needleman (GTN) damage parameters of different materials[36]
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Material | q1 | q2 | q3 | εΝ | SN | fN | f0 | fC | fF |
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A508 | 1.5 | 1 | 2.25 | 0.3 | 0.1 | 0.002 | 0.00008 | 0.04 | 0.25 | 316L | 1.5 | Variable | 2.25 | 0.3 | 0.1 | 0.002 | 0.000001 | 0.04 | 0.25 | 52Mb | 1.5 | Variable | 2.25 | 0.3 | 0.1 | 0.002 | 0.000001 | 0.04 | 0.25 | 52Mw | 1.5 | 1 | 2.25 | 0.3 | 0.1 | 0.002 | 0.00015 | 0.04 | 0.25 | HAZ | 1.5 | 1 | 2.25 | 0.3 | 0.1 | 0.002 | 0.00015 | 0.04 | 0.25 | FZ | 1.5 | 1 | 2.25 | 0.3 | 0.1 | 0.008 | 0.00080 | 0.01 | 0.15 | NIZ | 1.5 | 1 | 2.25 | 0.3 | 0.1 | 0.002 | 0.00004 | 0.04 | 0.25 |
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