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    刘学术

    • 副教授       硕士生导师
    • 性别:男
    • 毕业院校:东京大学
    • 学位:博士
    • 所在单位:机械工程学院
    • 学科:车辆工程
    • 办公地点:大连理工大学综合二号实验楼
    • 电子邮箱:liuxs@dlut.edu.cn

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    垂直度误差影响复合材料层合板层间应力分析

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    发表时间:2018-01-01

    发表刊物:机械科学与技术

    所属单位:运载工程与力学学部

    卷号:37

    期号:1

    页面范围:138-147

    ISSN号:1003-8728

    摘要:The effects of the hole-perpendicularity error on the inter-laminar stress and the mechanical performance of the joint are investigated.It is found that the stress distribution around the hole is heavily affected by the mentioned error.The bolt's posture may adjust when it is fastened in a bolt hole with perpendicularity error,during which the bolt shank bearing the hole wall plays an important role.Moreover,the inter-laminar shear stress increases with the increasing of hole perpendicularity error,which is the main reason for inducing delamination failure.Finally,to increase the fastening torque can help to reduce the negative effects caused by hole perpendicularity error,which was proved by the experimental results.

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