2) bridge deck
桥梁断面
1.
Numerical simulations for aerodynamic derivatives and critical flutter velocity of bridge deck;
数值模拟桥梁断面气动导数和颤振临界风速
2.
An improved stochastic subspace identification method for flutter derivatives of bridge decks
桥梁断面气动导数识别的改进随机子空间法
3.
Nowadays, either wind tunnel tests or CFD (Computational Fluid Dynamics) simulations are time-consuming and inefficient to identify bridge deck flutter derivatives, since a large number of tests or simulations must be performed repeatedly at various reduced wind speeds.
由于需要在不同折算风速下重复进行大量试验或CFD(Computational Fluid Dynamics)模拟,现有风洞试验和CFD方法识别桥梁断面颤振导数耗时且效率低。
3) bridge deck section
桥梁断面
1.
Numerical assessment of static wind loads on bridge deck section based on lattice Boltzmann method
桥梁断面静风荷载的格子Boltzmann方法数值计算
2.
This paper measures the drag, lift and moment of two kinds of typical bridge deck sections with different ratios of width to height (B/H) in TJ-2 wind tunnel.
在TJ- 2风洞中 ,测量了近 2个数量级的雷诺数范围内不同宽高比的 2类桥梁断面的三分力 ;研究了桥梁断面三分力系数雷诺数效应、宽高比对断面三分力系数雷诺数效应的影响 。
3.
Aerodynamically coupling flutter analysis and flutter mechanism for bridge deck sections;
通过对系统竖向和扭转耦合振动运动方程的解耦,将系统振动参数的频率和阻尼比隐式地表达成桥梁断面颤振导数的函数形式,导出了二自由度耦合颤振分析方法。
4) girder cross section
主梁断面
1.
Taking as an example a certain twin deck bridge which is under construction, a series of wind tunnel tests with different sectional models was performed to get the best girder cross section through aerodynamic optimization of the basic shape of girder cross section as well as the position and height of repairing-vehicle’s rail.
与常见的单幅桥面桥梁相比,双幅桥面桥梁主梁断面的气动选型更为严格,必须同时保证上下游两主梁断面都具有良好的气动性能。
5) Pasco-Kennewick(PK) section girder
PK断面主梁
1.
The 3D stress analysis for concrete cable stayed bridges Pasco-Kennewick(PK) section girder is given,and is contrasted with its plane stress.
针对混凝土斜拉桥PK断面主梁,进行了空间应力分析,并与平面应力进行对比;对主梁翼缘有效宽度、活载横向分布、横梁、横梁翼缘有效宽度的现有实用简化计算方法进行了分析与评价,并给出合理的简化计算方法和参数取值。
6) floor girder
楼盖主梁;桥面板主梁
补充资料：异形断面钢材(见异形断面型材)
异形断面钢材(见异形断面型材)
special section steel
，一、u以uu、’“飞豆on gQngC01异形断面钢材(speeial Seetion steel)见异形断面型材。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条