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2006年05 期
| 標題 |
| 考慮自振周期的斜腿剛構橋的動力優(yōu)化(46 卷) |
| 英文標題 |
| * |
| 摘要 |
| 介紹一種以結構自振周期平方和最小為優(yōu)化目標的新的動力優(yōu)化設計方法，其最大特點是不 用求特征值，設計的結構為剛性結構。使用這種方法對等截面斜腿剛構橋進行了體積一定時的幾何布局動力優(yōu)化，其中，斜腿傾角和分跨比為設計變量，采用了直接搜索法中的網(wǎng)格搜索法尋優(yōu)。算 |
| 作者 |
| 新聞作者:安蕊梅，段樹金，劉維華 |
| 關鍵字 |
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| 標題 |
| 考慮自振周期的斜腿剛構橋的動力優(yōu)化(46 卷) |
| 英文標題 |
| * |
| 摘要 |
| 介紹一種以結構自振周期平方和最小為優(yōu)化目標的新的動力優(yōu)化設計方法，其最大特點是不 用求特征值，設計的結構為剛性結構。使用這種方法對等截面斜腿剛構橋進行了體積一定時的幾何布局動力優(yōu)化，其中，斜腿傾角和分跨比為設計變量，采用了直接搜索法中的網(wǎng)格搜索法尋優(yōu)。算 |
| 作者 |
| 新聞作者:安蕊梅，段樹金，劉維華 |
| 關鍵字 |
| COPYRIGHT?2001-2025 CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED，ALL RIGHTS RESERVED | ||
|
