采用控制容积法对钢—混凝土结合梁试件升温过程的温度分布进行数值计算。
The temperature distribution in temperature rising process of steel-concrete composite beam is calculated by volume-control method.
在钢混凝土结合梁中,温度作用通常包括三种形式,即:变温、温差和温度梯度。
Temperature changes, temperature diversities and temperature grades are common forms of temperature actions in steel and concrete composite girders.
本文在总结前人工作的基础上,对结合梁斜拉桥中在轴力和弯矩共同作用下的钢—混凝土组合梁截面受力状态和混凝土桥面板有效宽度进行研究。
This paper deals with the mechanical behaviors of steel-concrete composite beam and effective width of concrete slab on the axial force and the bending moment together function, based on the past job.
所述钢筋混凝土形成增强砌体的结合梁。
The reinforced concrete forms a bond beam which strengthens the masonry.
预应力混凝土连续箱梁与钢混结合梁在公路、铁路工程中的应用越来越普及。
Prestressed concrete continuous box girder and steel-concrete composite girder are more and more adopted in construction of highway and railway.
预应力锚索与钢筋混凝土梁和板的结合使用,能较好地传递锚索的强大作用力,提供较大的挡护力。
The combination of prestressed anchorage cable and reinforced concrete beam and slab can well transmit the powerful action force of the cable, which can provide strong blocking and protecting force.
预弯组合简支梁,是钢板与混凝土相结合的一种新型梁式结构,本文介绍该组合梁的基本构思及设计、施工等内容。
Prebent combined simple supported beam, combining steel plate with concrete, is a new type beam structure. This paper introduces the basic conception, design and construction of this combined beam.
采用三维实体单元和杆单元相结合的空间组合有限元方法,对一座两跨曲线预应力混凝土箱形连续梁桥进行空间受力分析。
Using a spatial composite finite element method, combining three-dimensional solid element and bar element, the mechanical analysis of a two-span curved PC continuous box girder bridge is conducted.
运用系统可靠度评估的方法,结合梁被模型化为由混凝土板、剪力传递器和钢梁串联而成的结构系统。
The composite beam structure is modeled as a series system consisted of concrete slab, shear studs and steel beam.
江津观音岩长江大桥为结合梁桥,为防止桥面板湿接缝在约束条件下产生裂缝,该桥面板湿接缝要求采用微膨胀混凝土,以补偿混凝土的收缩、徐变。
In order to prevent the cracks that would be likely caused by restricted conditions of the wet-joint, the wet-joint demands using expansive concrete to compensate the shrinkage and creep.
结合试验结果,对粘钢加固混凝土梁在不同卸载条件下的受力机理进行解析分析,推导相应计算公式,为加固设计提供参。
Based on experimental results, the stress of the rc beams under different unloading condition is analyzed, the formulation is deduced and it provides a reference for the reinforcement design.
在分析汴京虹桥的基础上,将叠梁拱桥扩充到钢筋混凝土结构和钢管结构,并结合实例进一步对单孔叠梁拱桥的构造、设计、计算和施工作了研。
The reinforced concrete structure and steel tubular structure are included into the laminated beam arch bridges on the basis of analysis of Bianjing Rainbow Bridge.
将损伤力学理论与有限元法相结合,研究钢筋混凝土简支梁静载作用下的损伤破坏过程。
Failure process for the reinforced concrete free beam under static loading is formulated based on the elastic damage theory with the finite element method.
为了使上层公路桥面板能帮助主桁上弦杆抵抗巨大的纵向压力,正桥全部采用混凝土桥面板与钢桁梁共同作用的板桁结合梁。
In order to let the slabs help the top chords of the steel trusses resist the giant compressive forces, slab truss composite structures are used throughout the main bridge.
结合某用钢纤维增强钢丝网混凝土建造的桥梁,进行了钢纤维增强钢丝网混凝土t形梁的正截面强度及裂缝计算。
To counter a bridge constructed with steel fiber reinforced ferroconcrete, the calculation of bending strength and crack of steel fiber reinforced ferroconcrete t beam has been accomplished.
本文以预应力混凝土连续梁桥为研究对象,采用有限元分析手段结合依托工程进行研究。
In this paper, prestressed concrete continuous girder bridge is studied by using finite element analysis tool with support project.
结合4根用碱矿渣胶凝材料粘贴碳纤维布加固的钢筋混凝土简支梁的火灾下和火灾后的试验,开展了如下研究工作:(1)完成了该批试验梁从升温1。
Based on the experiment of 4 concrete simple beams reinforced by pasting CFRP sheet with AASCM subjected to fire and after fire, the following researches are carried out: 1.
将方钢管混凝土柱与组合扁梁结合,构成一种新型、高效的住宅钢结构体系。
A new kind of composite structure system composing of CFT columns and composite slim-floor beams was put forward, which has much efficiency.
最后应用地震CT方法,通过对箱型桥梁的梁板、桥墩和结合井中混凝土进行了质量检测,从而对上述工程中的混凝土质量做出了有效的评估。
At last, to detect quality of concrete which is in plate of bridge, bridge pier and well by method of seismic ct. Then evaluate concrete quality of above project effectually.
结合实际箱梁算例,分析预应力混凝土变截面连续箱梁的挠曲性能。
The flexural behavior of the prestressed concrete continuous box girder with variable cross-sections is analyzed through a practical example.
在建的武汉二七长江大桥是主梁采用钢结构,桥面板为混凝土结构,主梁与桥面板用剪力件连接的世界上最大跨度的三塔结合梁斜拉桥。
Erqi Yangtze River bridge is composite girder cable-stayed bridge with three towers with the longest span in the world, which is connected with steel girder and concrete slab.
鄂东长江大桥为混合梁斜拉桥,PC宽箱梁及钢-混凝土结合段采用C55高性能混凝土。
On the prestressed concrete(PC) wide Box girder and the steel and concrete joint section of the bridge, the C55 high performance concrete is used.
在本试验条件下,修复后梁上新旧混凝土结合性能良好,修复后梁的承载力比原梁有所提高。
Ih this test, the bond between new and old concrete in the repaids beams are good. The strength of repaids beams is higher than that of original beams.
在本试验条件下,修复后梁上新旧混凝土结合性能良好,修复后梁的承载力比原梁有所提高。
Ih this test, the bond between new and old concrete in the repaids beams are good. The strength of repaids beams is higher than that of original beams.
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