接管管口内径对卧式反应釜接管应力状态的影响
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何彬彬, 侯宇, 吴子轩, 李子立, 李桃, 颜建伟
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Influence of Inner Diameter of Nozzle on Stress State of Horizontal Reactor Nozzle
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HE Binbin, HOU Yu, WU Zixuan, LI Zili, LI Tao, YAN Jianwei
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表2 3种工况下3种类型管口特种耐酸耐温耐压砖不同方向应力汇总
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Table 2 Summary of the stresses in different directions of three types of special acid-, temperature- and pressure-resistant brick at the nozzle under three working conditions
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| Working condition | Nozzle type | Radial stress MPa | Annular stress MPa | Axial stress MPa | Von Mises stress MPa |
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Working condition I (pressure only) | a-type | 9.61 | 17.45 | 6.76 | 20.04 | | b/c/f-type | 17.39 | 22.04 | 6.86 | 28.52 | | d-type | 7.79 | 10.34 | 1.84 | 14.28 | Working condition Ⅱ (temperature only) | a-type | 18.10 | 11.23 | 11.99 | 48.03 | | b/c/f-type | 21.48 | 13.17 | 16.18 | 57.06 | | d-type | 13.50 | 12.02 | 7.36 | 27.58 | Working condition Ⅲ (pressure / temperature combination) | a-type | 20.20 | 23.14 | 13.59 | 24.52 | | b/c/f-type | 24.06 | 24.80 | 14.57 | 34.22 | | d-type | 15.51 | 20.83 | 11.64 | 18.35 | | Limit (MPa) | 21 |
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