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author:

朱光宇 (朱光宇.) [1] | 郑保仲 (郑保仲.) [2]

Indexed by:

PKU

Abstract:

某新能源车载的充电机安装于纵梁上,汽车由于路面不平度产生的随机振动传递到充电机安装装置,为了评估该充电机联接螺栓等级强度的振动耐久可靠性,若采用传统的线性时不变系统则无法体现螺栓联接复杂的非线性关系,因此应用已知的随机振动功率谱密度函数,借助SineOnRandom法获取随机振动的时域激励样本,在此基础上利用有限元法计算螺栓联接模式在时域激励样本作用下螺栓轴向力响应时域特征;通过不同预紧力的螺栓轴向力响应输出选择螺栓的强度等级。

Keyword:

SineOnRandom 可靠性 随机振动 预紧力

Community:

  • [ 1 ] 福州大学机械工程及自动化学院

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Source :

机械设计与制造

Year: 2018

Issue: 01

Page: 233-235

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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