Dynamic characteristics testing and analysis of some overpass ramp curved beam structure;
某立交橋匝道曲線梁結(jié)構(gòu)動力特性檢測及分析
Based on the geometrical characteristics of curved beams and the Timoshenko s beam theory,the three-dimensional curved beam element including six degrees of freedom per node is established.
針對曲線梁的幾何特征,根據(jù)Timoshenko曲梁理論,提出每結(jié)點有6個自由度的三維曲梁單元。
This paper is to offer a kind of convenient and effective method to the unmentioned transverse displacement problem of the simple fixed ends,at the same time,offer new theoretical basis for the curved beam design.
目的為了給目前曲線橋梁設(shè)計中并未涉及的一次超靜定側(cè)移問題提出一種方便有效的計算方法,同時為曲線梁的設(shè)計提供新的理論依據(jù)。
Static analytic method for pre-stressed curved girder;
預(yù)應(yīng)力混凝土曲線梁的靜力計算
Varied curvature makes deformation analysis of curved girder more complex,and seeking simple and reliable mechanics model is of advantage to the study on variable-curvature curved girder.
變曲率導(dǎo)致曲線梁變形分析更加復(fù)雜,尋求簡單、可靠的力學(xué)模型有利于變曲率曲梁的研究。
The Ramp Bridge CD2~# of Huanghe Interchange is a prestressed concrete continuous curved girder bridge.
黃鶴立交CD2號匝道橋是預(yù)應(yīng)力混凝土曲線梁橋,其在運營的初期出現(xiàn)裂縫,通過荷載試驗及設(shè)計校核分析了裂縫產(chǎn)生的原因,提出了切實可行的加固方案。
Finite element analysis on temperature gradient effect of curve beam bridge;
曲線梁橋溫度梯度效應(yīng)的有限元分析
Discussion on calculative formula of E.A.B.SALSE prestress curve beam;
談E.A.B.SALSE預(yù)應(yīng)力曲線梁計算公式
According to the practical design experience of the curve beam in Dongxiao South Road of Guangzhou City, the article analyzes the influence of the prestressed transverse effect of the curve beam on the main beam and substructure, and the curve beam how better to prevent the web from dilapidating on the construction.
該文結(jié)合廣州市東曉南路曲線梁的實際設(shè)計經(jīng)驗,分析了曲線梁中預(yù)應(yīng)力的橫向效應(yīng)對主梁及下部結(jié)構(gòu)的影響,以及曲線梁如何從構(gòu)造上更好地防止腹板崩塌。
This paper makes deep research into curved bridges, dealing with some of the technical problems in design, such as the bearing form, structure analysis, design methods for pre-stressed reinforcement and the lay-out of common reinforcement, as well as the structure of the curved bridge.
隨著我國交通事業(yè)的迅猛發(fā)展,曲線梁橋已成為一種較重要的橋型。
It can provide theoretical reference for the design of curved bridge with little radius in order to prevent such diseases.
通過分析計算毛集互通A匝道橋出現(xiàn)梁體扭轉(zhuǎn)、支座脫空的原因,并根據(jù)計算結(jié)果提取相應(yīng)的加固措施,取得了良好的效果,可為小半徑曲線梁橋的設(shè)計提供理論依據(jù),以避免類似病害的發(fā)生。
Coupled vibration analysis of rail-way simple-supported curved-girder bridges and vehicles with soil-structure interaction;
考慮樁土作用的鐵路曲線梁橋車橋耦合振動分析
Introduction of reasonable bearing form of curved-girder bridge in high-speed railway;
高速鐵路曲線梁橋的支座布置形式初探
Dynamic response of simply supported curved-girder under moving load series;
移動荷載列作用下簡支曲線梁的振動響應(yīng)
Analysis of shear lag and effect factors in curved box girder;
曲線箱梁剪力滯效應(yīng)及其影響因素
Effect of spatial prestressing for curved box girder bridges;
曲線箱梁橋空間預(yù)應(yīng)力效應(yīng)分析
A dynamic model of curved box girder beam in highway interchanges;
立交橋曲線箱梁動力分析模型
Discussion on the effect of curve radius on curve girder bridge design
淺析曲線半徑對曲線梁橋設(shè)計的影響
The Study on Transverse Distribution of Curved Beam Based on Rigid-crossbeam Method;
基于剛性橫梁法的曲線梁橋橫向分布的研究
On Analysis of Replace Curve by Straight Line in Prestressed Concrete Ramp Curved Girder Bridge
匝道預(yù)應(yīng)力混凝土曲線梁橋“以直代曲”的分析
Determination of Criterion Condition for Replacing Curve by Straight Line of High-pier Continuum Curved Bridge
高墩連續(xù)曲線梁橋以直代曲判別條件的確定
Study of Load Effects for Curved Continuous Prestressed Concrete Bridges;
預(yù)應(yīng)力混凝土曲線梁橋荷載效應(yīng)研究
Torsion Design and Analysis of Curved Prestressed Concrete Girder Bridges;
預(yù)應(yīng)力混凝土曲線梁橋抗扭設(shè)計分析
The Design of Curve Beam Bridge and Attentions in the Computation
曲線梁橋設(shè)計和計算中應(yīng)注意的問題
Numerical analysis for coupled vibration of vehicle-bridge on highway curved-bridge
公路曲線梁橋車橋耦合振動數(shù)值分析
DYNAMIC CHARACTERISTIC ANALYSIS OF THROUGH SKEWED ARCH BRIDGE WITH CURVED BEAM
下承式曲線梁斜交拱橋動力特性分析
A Method of Calculating the Center Line of Gravity of Prestressing Force of Steel in Plane Curved Girder Bridges
曲線梁橋預(yù)應(yīng)力鋼筋合力重心線計算方法
NONLINEAR FINITE ELEMENT ANALYSIS ON CURVED GIRDER BRIDGE OF PRESTRESSED CONCRETE
曲線梁橋預(yù)應(yīng)力效應(yīng)的非線性有限元分析
Study of the calculation method of bridge deflection angles in curve bridge surveys
曲線橋梁測設(shè)中橋梁偏角計算方法的研究
The adjusting technology of long span prefabricated box beam over small radius curved bridge
小半徑曲線橋梁上大跨徑預(yù)制箱梁的安裝技術(shù)
Study of Shear-lag and Distortion for Thin-Walled Curved Grider with Great Initial Curvature;
大曲率薄壁曲線箱梁剪力滯及畸變效應(yīng)研究
Simulation and Optimization for Long-span Changing Curvature Vertical Curve Steel-box Girder Bridge Constructed by Incremental Launching Method
大跨度變曲率豎曲線鋼箱梁頂推施工仿真優(yōu)化
Analysis for Prestressing of Curved Continuous Box Girder Bridges
箱型截面曲線連續(xù)梁橋的預(yù)應(yīng)力分析
Study on Construction Control of Cantilever Erection Continuous Curved Girder Bridge;
懸臂拼裝曲線連續(xù)梁橋施工控制研究
Research on Shear-lag Effect for Curved Box Girder Jointless Bridges;
無伸縮縫曲線箱梁橋剪力滯效應(yīng)研究