桥梁风工程2019年度研究进展  

State-of-the-art review of bridge wind engineering in 2019

作　　者：廖海黎[1,2] 李明水[2] 马存明[1,2] 王骑[1,2] 孙延国[1,2] 周强[2] Liao Haili;Li Mingshui;Ma Cunming;Wang Qi;Sun Yanguo;Zhou Qiang(School of Civil Engineering,Southwest Jiaotong University,Chengdu 610044,P.R.China;Key Laboratory for Wind Engineering of Sichuan Province,Southwest Jiaotong University,Chengdu 610044,P.R.China)

机构地区：[1]西南交通大学土木工程学院,成都610044 [2]西南交通大学风工程四川省重点实验室,成都610044

出　　处：《土木与环境工程学报（中英文）》2020年第5期56-66,共11页Journal of Civil and Environmental Engineering

基　　金：国家自然科学基金(51778547)。

摘　　要：桥梁风工程是以大跨度桥梁抗风稳定性、风致振动及其控制为主要研究目的,为桥梁抗风设计提供理论基础、方法及手段的技术学科。近年来,大跨度和超大跨度桥梁的迅猛发展促进了桥梁风工程分析理论、试验方法和风振控制技术不断进步,取得了一系列新成果。围绕大跨度桥梁抗风设计中的主要问题,介绍和评述了2019年以来桥梁风工程在桥位风特性现场实测、大跨桥梁非线性颤振特性及计算理论、桥梁抖振计算理论、桥梁涡激振动计算理论及控制技术等方面的主要研究进展。Bridge wind-engineering is an interdisciplinary that aims to study the aeroelastic stability of long-span bridges,as well as wind-induced vibrations and corresponding countermeasures,and provides theoretical basis,methods and techniques for wind-resistant design of bridges.In recent years,the boom of long-span and super long-span bridges advances the development of bridge wind-engineering,giving rise to a series of achievement in both theoretical,test method and wind vibration control technolagy.Focusing on the main problems in the wind-resistant design of long-span bridges,this paper introduces and reviews the main research progress of bridge wind engineering in field measurement of bridge potential wind characteristics,nonlinear flutter characteristics and calculation theory of long-span bridges,chattering calculation theory of bridges,calculation theory of bridge vortex induced vibration and control technology since 2019.

关 键 词：桥梁抗风 风特性 非线性颤振 抖振 涡激共振 

分 类 号：U441[建筑科学—桥梁与隧道工程]