水下非接触爆炸时舰船长轴系的冲击响应  

Shock Response to Underwater Non-contact Blast in Warship's Long Shafting

作　　者：钟涛[1] 王西丁[1] 沈荣瀛[1] 

机构地区：[1]中国船舶工业集团公司第708研究所,上海200011

出　　处：《上海船舶运输科学研究所学报》2007年第2期150-153,共4页Journal of Shanghai Ship and Shipping Research Institute

摘　　要：利用有限元建模和数值仿真的方法,对某一型船的长轴系进行抗冲击动态分析,得出该轴系在水下非接触爆炸时的位移和力响应,分析了不同冲击输入条件下轴承刚度对抗冲击能力的影响,对轴系抗冲击设计技术有实际指导意义。A dynamic anti-impact analysis of a ship＇ s long shafting is carried out with finite element model setting method and numerical simulation method, the displacement and stress of the shafting during underwater non-contact blast are obtained, the effects of bearings＇ rigidity on anti-shock capacity in different shock input conditions are also analyzed, which will be a reference for the anti-shock design of shafting.

关 键 词：舰船工程 轴系 刚度 冲击 位移响应 应力 

分 类 号：U664.21[交通运输工程—船舶及航道工程]