斜拉索减振器的风振损坏与处治对策

Wind Vibration Damage and Maintenance of Cable Shock Absorber

番禺大桥为双塔双索面预应力混凝土斜拉桥 ,该桥斜拉索使用了粘弹性高阻尼减振装置 (减振器 ) ,桥梁建成通车后 ,发生了减振器风振损坏的情况。分析了斜拉索减振器的风振损坏原因 ,提出了处治措施和改进意见。

Panyu Bridge is a prestressed concrete cable stayed bridge with double tower and double cable plane. Sticky elastic high resistance shock absorbers are used in the bridge. After it was opened to traffic, the wind vibration damage happened to the cable shock absorbers. The causes are analyzed, maintenance methods and improving advice are given.