简支梁桥

结果表明，当桥上满布车辆时，连续梁桥的竖向有载自振频率是周期性变化的，其变化规律与简支梁桥的竖向有载自振频率的变化规律相同。

The results show that when the vehicles are distributing on the whole bridge , the continuous bridge vertical loaded free frequency is periodically varied , just like the simply supported beam bridges .

铁路简支梁桥竖向有载频率研究

Study on vertical loaded frequencies of railway simply supported beam bridges

公路中小跨径PC简支梁桥长期上拱研究及设计建议

Small and Medium-span Simply Supported Beam on the Long-term Camber Research and Design Proposals

CFRP加固钢筋混凝土简支梁桥的设计计算

Design Computation of Simply-supported Reinforced Concrete Bridge with CFRP Sheets

CFRP筋作体外预应力束的简支梁桥设计研究

Study on the Design of a Simply-supported Girder Bridge External Prestressed with CFRP Tendons

应用ANSYS软件对混凝土简支梁桥进行静载试验模拟和模态分析，得到与现场试验吻合的结果。

The ANSYS software is used to simulate static load tests and modal analysis , and the results are similar to the field tests .

核因子-κB对人眼小梁细胞生长及分泌功能影响的实验研究公路中小跨径PC简支梁桥长期上拱研究及设计建议

Effects of NF - κ B on Growth and Secretion of Human Trabecular Meshwork Cells ; Small and Medium-span Simply Supported Beam on the Long-term Camber Research and Design Proposals

16m预应力空心板简支梁桥成桥动载试验及分析

Completed bridge dynamic load testing and analysis of 16 m prestressed hollow slab simply supported girder bridge

采用空间有限元软件ANSYS对简支梁桥与连续梁桥两座实际桥梁的固有振动进行了计算分析，并现场测试了两座桥梁的自振特性。

The vibration properties of two existing bridges , a simply supported beam bridge and a continuous beam bridge , are analysised by the using of the all-purpose software ANSYS . Simultaneously , the vibration properties of the two bridges are also tested in locale .

559t超限车通过预应力简支梁桥的承载力评估

Evaluation on Loading Capacity of 559T Over-limit Vehicle Passing Pre-stressed Simple-supported Beam Bridge

然后应用ANSYS有限元软件对简支梁桥、连续梁桥及具有橡胶支座的简支梁桥在移动荷载作用下进行了不同损伤工况的计算分析，比较损伤前后桥梁频率、跨中节点位移、加速度等动力响应。

Finally , the finite element software Ansys is used to model simple supported beam , continuous beam and simple supported beam with rubber bearings . The frequency , displacement and accelerate of the middle of bridge span are analysis subjected to passing vehicle and different damage .

以一座3×16m简支梁桥为例，进行3种地震波作用下桥梁的地震响应分析，研究梁体间的碰撞对桥梁结构地震响应的影响。

The seismic responses of one 3 × 16 m simple-supported bridge under three kinds of seismic waves are analyzed to explore how beam poundings affect the seismic responses of the bridge structure .

连续梁桥的受力和变形性能优于简支梁桥，但由于连续梁施工的复杂性，影响其在40m以下跨度铁路桥中的使用；

Continuous girder bridge has a better forcing performance and deforming performance than simple support girder bridge . However , the complexity of continuous girder construction restricts its use in railway bridges spanned fewer than 40m .

目前，在广西已建成高速公路的桥梁中，大多数跨径为16-30m的大、中小桥梁多采用装配式的预应力混凝土空心板简支梁桥。

Nowadays , having completed the bridge of the highway in Guangxi , the majority span of the big 、 middle 、 small bridge is 16-30m .

装配式简支梁桥在水利工程中的应用

Application of Prefabricated Simply Support Beam Bridge in Water Conservancy Engineering

简支梁桥在车辆荷载谱作用下的动力分析

Dynamic analysis of simply supported beam bridges under vehicle load spectrum

大斜交角度简支梁桥设计新法

A New Method of Simple-Supported Beam Bridge with Large Skew Angle

高速铁路双线简支梁桥空间振动响应分析

Spatial Vibration Response Analysis of High Speed Railway Double Track Bridge

铁路简支梁桥减隔震体系参数化研究

Parametric Study on the Seismically Isolated Railway Simple Supported Bridge System

预制装配式简支梁桥支座更换设计方法

Study on Bearing Replacement Method for Precast Packaged Type Simple-supported Bridges

车辆荷载作用下简支梁桥振动的研究

Research on Simply Supported Beam Bridge Vibration Due to Vehicular Loads

基于小波神经网络的简支梁桥损伤识别

Damage detection for simply supported beam based on wavelet neural network

铁路简支梁桥竖向共振影响因素的分析

Analysis of the factors influencing vertical resonance of simply supported railway girders

T型简支梁桥荷载试验及结构质量评价

Loading Experiment and Structure Quality Evaluation of T Type Simple Beam Bridge

钢筋混凝土简支梁桥的空间地震反应分析

Three dimensional seismic analysis of Reinforced Concrete Simply Supported Bridge

在用钢筋混凝土简支梁桥结构综合评估方法

Synthesized evaluation method for existing simple supported beam type RC bridge structures

软土地区简支梁桥的桥台选择与施工

Abutment Selection and Construction of Simple Supported Bridge in Soft Soil District

现役钢筋混凝土简支梁桥时变可靠度分析

Time-Variant Reliability Analysis of Existing Reinforced Concrete Simply-Supported Beam Bridge

碳纤维片加固钢筋混凝土简支梁桥对比性试验研究

Experimental Research on Simply-supported Reinforced Concrete Bridge with Externally Bonded CFRP Reinforcement

近场地震作用下高速铁路简支梁桥的碰撞行为

Pounding Behavior of High-Speed Railway Simple Supported Bridges Under the Near-Fault Earthquakes