| 弹性回转体入水砰击载荷预报 |
| |
| 引用本文： | 王珂,王自力,王志东,朱仁庆.弹性回转体入水砰击载荷预报[J].船海工程,2011,40(5). |
| |
| 作者姓名： | 王珂 王自力 王志东 朱仁庆 |
| |
| 作者单位： | 1. 江苏科技大学船舶与海洋工程学院,江苏镇江212003;上海交通大学船舶海洋与建筑工程学院,上海200030
2. 江苏科技大学船舶与海洋工程学院,江苏镇江,212003 |
| |
| 摘 要： | 采用数值仿真方法分析三维弹性回转体的入水问题,分析不同厚度的回转体的砰击压力峰值的变化规律；讨论以一定初速度入水时结构弹性模量对砰击压力峰值的影响；分析了砰击压力峰值随初速度的变化规律.计算结果发现,弹性回转体的砰击压力峰值随厚度、弹性模量以及速度的增加而增加.提出了随结构厚度、弹性模量和初速度变化的弹性回转体砰击压力峰值的预报公式.
|
| 关 键 词： | 回转体 砰击压力 入水 质量系数 |
Prediction of the Slamming Pressure on a 3-D Elastic Axisymmetric Structure |
| |
| Authors: | WANG Ke WANG Zi-li WANG Zhi-dong ZHU Ren-qing |
| |
| Institution: | WANG Ke1,2,WANG Zi-li1,WANG Zhi-dong1,ZHU Ren-qing1(1 School of Naval Architecture and Ocean Engineering,Jiangsu University of Science and Technology,Zhenjiang Jiangsu 212003,China,2 School of Naval Architecture Ocean and Civil Engineering,Shanghai Jiaotong University,Shanghai 200230,China) |
| |
| Abstract: | Based on the numerical simulation method,the water entry of 3-D elastic axisymmetric body was studied.The peak pressure value of the 3-D elastic axisymmetric body with different thickness was calculated.The effect of the modulus of elasticity on peak pressure value was studied under initial velocity.The effect of the initial velocity on the peak pressure value was calculated.The results showed that the slamming peak pressure value increased with the thickness,the modulus of elasticity and the initial veloci... |
| |
| Keywords: | axisymmetric body slamming pressure mass coefficient |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
