船艇轴系振动疲劳耦合分析及寿命预测  

Coupling Analysis Model of Vibration Fatigue and Life Prediction Method for the Watercraft Shafting

作　　者：杨智[1] 董华玉[1] 黄松华[1] 

机构地区：[1]镇江船艇学院维修教研室,江苏镇江212003

出　　处：《军械工程学院学报》2015年第6期59-62,共4页Journal of Ordnance Engineering College

基　　金：军队科研计划项目

摘　　要：提出了一种新的船艇轴系振动疲劳寿命预测方法.首先,基于船艇轴系振动理论及疲劳累计损伤理论,建立了振动疲劳耦合分析模型;其次,基于分析模型,确定了轴系的寿命预测程序;最后,给出了该方法在某船艇轴系中的应用实例,验证了该方法的有效性.A new vibration fatigue life prediction method for watercraft shafting is proposed： Firstly, a coupling analysis model of vibration fatigue is set up based on watercraft shafting vibration theory and traditional minor accumulation damage theory~ secondly, a life forecast process for the shafting is established; finally an applied case in a watercraft shafting is given, which demonstrates the validity of the method.

关 键 词：振动疲劳 固有频率 寿命预测 

分 类 号：E911[军事]