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飞机超差结构疲劳寿命量化评定
引用本文:李戈岚,脱朝智.飞机超差结构疲劳寿命量化评定[J].飞机设计,2001(4):23-28.
作者姓名:李戈岚  脱朝智
作者单位:沈阳飞机设计研究所,沈阳,110035
摘    要:依据美机实用手册介绍的疲劳寿命S-N方程,对超差结构疲劳寿命推导出了一个量化评定方程。并应用该方程对一些典型结构超差形式具体地进行了疲劳寿命量化评定。实践证明,用本文介绍的方法对超差结构疲劳寿命进行定量评定,不仅简捷明快,而且结果可靠。

关 键 词:超差结构  疲劳寿命  量化评定
修稿时间:2001年5月25日

FATIGUE LIFE QUANTITATIVE ESTIMATE OF AIRCRAFT DEFECTED STRUCTURE
Li Gelan,Tuo chaozhi.FATIGUE LIFE QUANTITATIVE ESTIMATE OF AIRCRAFT DEFECTED STRUCTURE[J].Aircraft Design,2001(4):23-28.
Authors:Li Gelan  Tuo chaozhi
Abstract:In this article, a quantitative estimate equation is concluded about defected structure' s fatigue life, which is based on both fatigue life S - N equation described in (America Aircraft Using Handbook) and the authors' rich experiences deposited during longtime working. Using the equation, fatigue life quantitative estimates of some typical defected structures have been done in the article. Fulfill proves that the method introduced in the article is not only terse and brisk but also reliable.
Keywords:defected structure  fatigue life  quantitative estimate
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