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Huang Yi, Xu Hui, Jiang Zhifang. 大侧斜螺旋桨强度校核探讨J. Chinese Journal of Ship Research, 2010, 5(5): 44-48. DOI: 10.3969/j.issn.1673-3185.2010.05.009
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Huang Yi, Xu Hui, Jiang Zhifang. 大侧斜螺旋桨强度校核探讨J. Chinese Journal of Ship Research, 2010, 5(5): 44-48. DOI: 10.3969/j.issn.1673-3185.2010.05.009
Huang Yi, Xu Hui, Jiang Zhifang. 大侧斜螺旋桨强度校核探讨J. Chinese Journal of Ship Research, 2010, 5(5): 44-48. DOI: 10.3969/j.issn.1673-3185.2010.05.009
Citation:
Huang Yi, Xu Hui, Jiang Zhifang. 大侧斜螺旋桨强度校核探讨J. Chinese Journal of Ship Research, 2010, 5(5): 44-48. DOI: 10.3969/j.issn.1673-3185.2010.05.009
大侧斜螺旋桨强度校核探讨
Huang Yi
,
Xu Hui
,
Jiang Zhifang
Graphical Abstract
Graphical Abstract
Abstract
Abstract
针对大侧斜螺旋桨复杂的几何外形和载荷分布,为准确解决其强度校核问题,介绍了两种螺旋桨强度校核方法,传统的悬臂梁法和有限元法。前者视桨叶为变截面的悬臂梁,按正车最大航速时的静态负荷来进行校核;采用有限元法在全速正车和紧急倒车状态时计算叶片的应力应变,重点介绍了紧急倒车过程中作用在桨叶上最大水动力载荷的确定方法。最后通过算例分析,比较两种方法校核同一螺旋桨强度的结果,指出有限元法更适合用于大侧斜螺旋桨的强度校核。
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