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应用局部应力—应变法估算机构疲劳寿命
引用本文:周炜,周鋐,冯展辉. 应用局部应力—应变法估算机构疲劳寿命[J]. 同济大学学报(自然科学版), 2001, 29(8): 928-931
作者姓名:周炜  周鋐  冯展辉
作者单位:同济大学汽车工程系,
摘    要:
对局部应力-应变方法估算机械疲劳寿命的计算思路和具体步骤进行了阐述,并通过试验和计算实例进一步加以说明,该方法在低周随载荷下的疲劳寿命预计问题方面具有相当的优势,易于应用。

关 键 词:疲劳寿命 有限寿命设计 局部应力-应变法 应变测量 机械
文章编号:0253-374(2001)08-0928-04
修稿时间:2000-06-12

Use of Local Stress - strain Method in Fatigue Life Prediction of Grab BucketConveyer
ZHOU Wei,ZHOU Hong,FENG Zhan-hui. Use of Local Stress - strain Method in Fatigue Life Prediction of Grab BucketConveyer[J]. Journal of Tongji University(Natural Science), 2001, 29(8): 928-931
Authors:ZHOU Wei  ZHOU Hong  FENG Zhan-hui
Abstract:
In recent years the local stress-strain method was proved to be a useful method in prediction of machine's fatigue life.In this paper the steps of calculation are described in details,and a real testing example is given.After that we come to the conclusion that we can take the advantage of the local stress-strain method to solve the machine's fatigue life prediction problem.
Keywords:fatigue life  limited life design  local stress-strain method  strain measurment  
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