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P-S_a-S_m-N曲面的求法
引用本文:凌静,高镇同.P-S_a-S_m-N曲面的求法[J].航空学报,1991,12(7):365-372.
作者姓名:凌静  高镇同
作者单位:北京理工大学 (凌静),北京航空航天大学(高镇同)
摘    要: 本文论述了在疲劳可靠性分析和设计中求P-S_a-S_m-N曲面的必要性,探讨了P-S_a-S_m-N曲面一般形式的选择原则,提出了矩法和最大似然法两种疲劳试验方案,分别给出了根据试验所得的疲劳性能数据求P-S_a-S_m-N曲面的方法,并用实例加以说明。

关 键 词:疲劳  可靠性  矩法  最大似然法  

THE METHODS FOR GETTING THE P-S_a-S_m-N CURVED SURFACE
Beijing Institute of Technology Ling Jing Beij ing University of Aeronautics and Astronautics Gao Zhentong.THE METHODS FOR GETTING THE P-S_a-S_m-N CURVED SURFACE[J].Acta Aeronautica et Astronautica Sinica,1991,12(7):365-372.
Authors:Beijing Institute of Technology Ling Jing Beij ing University of Aeronautics and Astronautics Gao Zhentong
Institution:Beijing Institute of Technology Ling Jing Beij ing University of Aeronautics and Astronautics Gao Zhentong
Abstract:: The necessity of getting P-Sa-Sm-N curved surface in the fatigue reliability analysis and design is discussed, and the principles for choosing the P-Sa-Sm-N curved surface are given. Two different approaches (moment method and maximum likelihood method) for fatigue tests are presented, and the methods are respectively suggested by which the P=Sa-Sm-N curved surface could be obtained from the data of the above two kinds of fatigue tests.
Keywords:fatigue  reliability  moment method  maximum likelihood method  
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