Lever-type active multiple tuned mass dampers strategy for vibration mitigation of long-span bridges;
大跨桥梁振动控制的杠杆主动多重调谐质量阻尼器策略
Finite element modeling for health monitoring and condition assessment of long-span bridges;
大跨桥梁结构以健康监测和状态评估为目标的有限元模拟
Using this model, the 3D FEM-based dynamic equations of motion for non-stationary coupled buffeting analysis of long-span bridges are established, which is featured mainly by a combination of the pseudo excitation method and the precise integration method.
依据此模型,采用三维有限元法,建立了大跨桥梁非平稳耦合抖振运动方程。
Long-span bridges are the hinges of traffic system and play an important role in national economic and society.
大型桥梁结构是交通运输体系中的枢纽工程,在国民经济和社会生活中具有非常重要的作用。
Bridge Health Monitoring System is the developing trend of long-span bridge safety ensuring system.
桥梁健康监测系统是大型桥梁安全保障体系的发展趋势。
The study and application of health monitor technical of large-scale bridge
大型桥梁健康监测技术的研究与应用
To evaluate a large-scale bridge s viability on wartime,an index system for the bridge s viability on wartime was set up.
为了对大型桥梁战时的生存能力进行评估,首先建立了大型桥梁战时生存能力评估指标体系,运用层次分析法(AHP)确定指标体系中的权重;然后运用模糊多级评判算法建立了综合评价模型,分别采用了定性与定量方法确定指标体系中的隶属度;最后以某大型桥梁为例,对其生存能力进行了综合评估。
On the basis of varions protection countermeasures, such as laser warning, hiding the true targets while showing the false one, as well as the air obstacle deployment, can make the enemy s reconnaissance and attack more difficult, and the protection ability of the large-scale bridge can b.
分析了激光制导炸弹对大型桥梁构成的威胁及其攻击方式,阐述了现有大型桥梁防护方法的局限性,并提出了相应的防护对策。
Multi-level finite element modeling of long-span bridges for structural damage diagnosis and safety evaluation;
大跨桥梁结构损伤诊断与安全评估的多尺度有限元模拟研究
Theoretical research on structural damage alarming of long-span bridges using wavelet packet analysis;
基于小波包分析的大跨桥梁结构损伤预警的理论研究(英文)
Pseudo-excitation method for internal forces analysis of long-span bridges induced by buffeting;
基于虚拟激励法的大跨桥梁抖振内力分析
Study on the Characteristics of Seismic Response of Bridge with High Piers and Long Span;
高墩及大跨桥梁的地震反应特性研究
Studies on Seismic Analysis of Large-span Bridges Subjected to Multi-component and Multi-support Earthquake Excitations;
大跨桥梁多维多点地震反应分析研究
Investigation of Long-Span Bridge Girder Spanwise Vortex-Induced Vibration
大跨度桥梁沿跨向主梁涡激振动研究
Feasibility Study of Stress-ribbon Bridge Using as Long-span Bridge;
悬带桥用作大跨径桥梁的可行性分析
Closing of the Cable-stayed Wuhu Yangtze River Bridge Middle Main Span of Steel Truss Beam
芜湖长江大桥主跨钢桁梁斜拉桥跨中合龙施工
A passage, roadway, or bridge that crosses above another roadway or thoroughfare.
上跨路，上跨桥，天桥横跨在另一车道或大道之上的通道、车道或桥梁
Closure Techniques for Main Span Steel Girder of Main Bridge in Nanjing Dashengguan Changjiang River Bridge
南京大胜关长江大桥主桥钢梁主跨合龙技术
Closure Techniques for South Side Span Steel Girder of Main Bridge of Dashengguan Changjiang River Bridge in Nanjing
南京大胜关长江大桥主桥钢梁南边跨合龙技术
Time-Domain Analysis for Coupled Buffeting Response of Long Span Bridges
大跨度桥梁耦合抖振响应的时域分析
Long-span bridges are tending towards longer and more flexible.
现代桥梁的发展趋势是大跨径、轻柔。
A Study on the Construction Technology for Large Span Preflex Composite Beam in Bridge;
大跨度预弯组合梁式桥施工技术研究
The Study of the Long-span Continuous Composite Steel-concrete Bridge s Mechanical Characteristics;
大跨径钢—混凝土组合梁桥性能研究
Analysis on Stability of Long Span Ribbed Slab Bridge System by Direct Lifting;
大跨径肋板体系桥梁吊装稳定性研究
Box Girder and Thin Walled Pier Spatial Analyse of the Long Span Cured Bridge with High Pier;
高墩大跨径弯桥箱梁薄壁墩空间分析
Study on Style and Mechanism of Aerostatic Stability for Long Span Bridge;
大跨度桥梁静风失稳形态及机理研究
Construction Monitor of Large Span Continuous Box Girder;
大跨度连续箱梁桥施工监控技术研究
Flutter Performance of Long Span Bridges under Skew Winds;
斜风作用下大跨度桥梁颤振性能研究
The Study of Sunlight Temperature Effect for Higher Pier of Long-span Bridge;
大跨径桥梁高墩日照温度效应的研究