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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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周向斜接管容器弹性应力的试验
DOI: 10.3969/j.issn.1671-7627.2007.04.008, PP. 34-39
Keywords: 周向斜接管,弹性应力,应力集中,试验研究
Abstract:
采用电测试验法对具有正交接管及25°周向斜接管圆柱形容器在接管横向弯矩载荷作用下的强度性能进行了研究.实验考察了模型的弹性应力分布、应力集中范围、变形特征、应力比等.试验结果表明,容器在接管横向弯矩作用下,筒体接管横向截面为危险截面,横向截面受拉侧根部为最危险点;正交接管容器j1的应力比与分别承受2种方向接管横向载荷的25°周向斜接管容器j2和j3的应力比相比,模型j2的应力比最大,j1的应力比次之,j3的应力比最小.
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