摘要
本文将准高速列车──桥梁系统视为一个整体,根据随机振动能量理论1以列车构架人工蛇行波为激振源计算了列车分别以160km/h、200km/h速度通过钢筋混凝土连续梁桥时具有99%概率水平的车桥系统振动响应。
The quasi-high-speed train and reinforced concrete multi-span box girder bridge are considered as an integral vibration system in analysis. In accordance with random vibration energy theory1, and by taking artificial hunting curves of the train frame as excitation source, vibrating responses with 99% probability of the train and bridge system are calculated when a quasi-high-speed train runs through the reinforced concrete multi-span box girder bridge respectively at a speed of 160 km/h and 200 km/h.
出处
《桥梁建设》
EI
CSCD
北大核心
1996年第1期23-27,共5页
Bridge Construction
关键词
准高速列车
连续梁桥
随机振动
振动响应
quasi-high-speed train, multi-span girder bridge, excitation source, random vibration, vibrating response