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| 基于碰撞数值模拟的桥梁等效静力船撞力-修正系数 | |
| 引用本文： | 陈诚,王君杰,汪宏,耿波.基于碰撞数值模拟的桥梁等效静力船撞力-修正系数[J].公路交通技术,2009(3):74-77,82. |
| 作者姓名： | 陈诚 王君杰 汪宏 耿波 |
| 作者单位： | 1. 上海市政工程设计研究总院,上海,200092 2. 同济大学桥梁工程系,上海,200092 3. 重庆交通科研设计院,重庆,400067 |
| 摘 要： | 针对基于碰撞数值模拟的桥梁设计船撞力的基本公式，提出根据桥墩几何因素修正设计船撞力的设想。采用碰撞数值模拟技术对船撞承台进行详细计算，深入研究等效静力船撞力与承台几何形状的关系，得出等效船撞力的桥墩几何修正系数计算公式，并对桥梁设计船撞力的基本公式进行修正。 |
| 关 键 词： | 桥梁 设计船撞力 数值模拟 船桥碰撞 几何修正 |
Equivalent Static Ship Impact to Bridge Based on Numerical Simulation for Collision-Correction Coefficient |
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| CHEN Cheng,WANG Junjie,WANG Hong,GENG Bo.Equivalent Static Ship Impact to Bridge Based on Numerical Simulation for Collision-Correction Coefficient[J].Technology of Highway and Transport,2009(3):74-77,82. | |
| Authors: | CHEN Cheng WANG Junjie WANG Hong GENG Bo |
| Institution: | CHEN Cheng1,WANG Junjie2,WANG Hong3,GENG Bo3 |
| Abstract: | Aiming at the basic formulae of designed ship impact to bridge based on numerical simulation for collision,this paper proposes an assumption of correcting designed ship impact according to geometrical factors.In accordance with detailed calculations of the ship impacted bearing platform by means of numerical simulation technique for collision and deep investigation on the relationship between the equivalent static ship impact and the geometrical shape of bearing platform,the paper acquires the calculating f... |
| Keywords: | bridge designed ship impact numerical simulation collision between ship and bridge geometrical correction |
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