极限载荷分析方法在核电厂管道限制件中的应用

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Application of Limit Analysis in Pipe Radial Stops of Nuclear Power Station

摘要: 极限载荷分析作为设备安全分析的新兴技术,是工程强度设计规范中塑性失效分析的重要方法。利用极限载荷分析技术评定核电厂管道横向限制件的极限承载能力。通过算例阐述极限载荷分析技术在核电设备评定中的应用。文中所述的概念和方法,可以推广应用到其他核电设备的弹塑性有限元分析中。
- 极限载荷 /
- 极限承载力 /
- 有限元
Abstract: As a new technology in safety analysis of equipment,the limit analysis is an important plasticity failure analysis method in the area of engineering intensity design.The limit bearing capacity of pipe radial stops in nuclear power station is evaluated by adopting the limit analysis.The application of limit analysis in evaluations of equipment is illustrated in details by using of the above-mentioned example.The definitions and methods can be extended to elastic-plastically finite element analysis of other equipment in nuclear power stations.
- Limit analysis /
- Ultimate loadings /
- Finite element method