| 多裂纹压力容器剩余疲劳寿命计算方法研究 |
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| 引用本文： | 戴钰冰,龙伟,丁柱.多裂纹压力容器剩余疲劳寿命计算方法研究[J].化工机械,2009,36(6):551-553,592. |
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| 作者姓名： | 戴钰冰 龙伟 丁柱 |
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| 作者单位： | 四川大学 |
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| 基金项目： | 四川省基础应用研究项目 |
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| 摘 要： | 在考虑容器局部互扰裂纹（短裂纹群）对主裂纹（主导裂纹）扩展速率的影响后，精确计算了容器剩余疲劳寿命。通过实例验算，该方法适合工程要求。
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| 关 键 词： | 压力容器 疲劳寿命 短裂纹群 |
Researches on the Calculation Method for the Residual Fatigue Life of Pressure Vessels Containing Many Cracks |
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| DAI Yubing,LONG Wei,DING Zhu.Researches on the Calculation Method for the Residual Fatigue Life of Pressure Vessels Containing Many Cracks[J].Chemical Engineering & Machinery,2009,36(6):551-553,592. |
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| Authors: | DAI Yubing LONG Wei DING Zhu |
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| Affiliation: | ( Sichuang University, Chengdu, 610065, Sichuan, China ) |
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| Abstract: | The residual fatigue life of pressure vessels was accurately calculated in consideration of the influence of the local interactive cracks(short cracks) on the expansion speed of the major crack(dominant crack).The method was suitable for practical engineering. |
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| Keywords: | Pressure Vessel Fatigue Life Short Cracks |
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