掌握桥梁试验方法是荷载试验取得成功的先决条件,本文对桥梁静、动载试验方法进行了深入研究。
Load master bridge test is a prerequisite for successful trials, the paper bridge static and dynamic tests conducted in-depth research methods.
您能想象吗?如果桥梁工程师能够实时地试验他们的设计,而且还是免费,那么造出来的桥梁将会是多么的精致。
Can you imagine how incredibly elaborate Bridges would be if bridge engineers could play with their designs in real time, for free?
在计算结果的基础上,结合其他同类型桥梁的理论计算和试验结果,分析了该类型桥梁的动力特性。
The dynamical characteristic of this kind of bridge is analyzed basing on the calculation results and referring to the results of theoretics calculation and testing of other similar bridges.
利用加载车辆的竖向冲击作用,激起桥梁的竖向振动,简称“跳车试验”,这种方法在动力荷载试验中广泛使用。
Using loads vehicles' vertical shock effect, arouses the bridge the vertical vibration, the abbreviation "jump experiment", this method in dynamic load experiment widespread use.
本文以桥梁仿真分析技术为主线,以整治效果为目标,以荷载试验和长期观测为检验手段,建立了既有钢桥裂纹安全检测评估系统。
Based upon finite element simulation analysis, load tests and long-term observation, a detection and evaluation system for old steel bridge safety was developed in this thesis.
试验与数值对比分析表明该方法合理有效,可作为桥梁加固的设计计算依据。
The results show that this method is rational and effective, it can provide a basis for bridge strengthening practice.
介绍对梁体进行的检测、荷载试验,以及对桥梁上部结构及开裂截面的实际受力状况的分析。
In this paper, the inspection, load tests for the beams and analysis of actual mechanical behavior of the superstructure and cracked sections thereof are presented.
常规的桥梁荷载试验检测桥梁对于新桥投入使用前或桥梁受到意外损伤时的安全性评估具有积极的意义。
The routine bridge load monitoring system plays a very significant role in evaluating the safety performance of a new bridge before its operation or after unexpected damage.
桥梁环境振动试验具有简单方便和花费少等优点。
Bridge ambient vibration test has an advantage of being simple, fast and cheap.
预应力传感器是锚固工程、预应力混凝土工程、预应力桥梁工程等领域进行监测、研究与试验必不可少的测量用传感器。
The pre stress sensor is necessary for measurement in monitoring, research and test in the construction of anchors, pre stress concrete and pre stress Bridges.
与实际桥梁紧急制动试验结果值对比符合较好。
The simulated results agree well with that of the real bridge in emergency braking tests.
通过桥梁荷载试验可以实现或验证正常使用极限状态承载力。
The ultimate state of the bridge normal use can be practiced or tested by loading test.
此外,风洞试验还能为桥梁抗风设计理论和规范的改进提供最直接有效的依据。
In addition, the test can improve directly the theory of wind resistance design to bridge and improve the code of wind resistance design.
本文主要对GFRP加固已建的不能满足现有规范抗震规范设计要求的桥梁短柱进行试验研究。
Experimental Investigation of GFRP to retrofit existing circular reinforced concrete rc bridge columns for enhanced seismic shear strength is described in this paper.
试验表明,新型材料的桥梁完全能经受百万吨的重量。
Revealing that this polymer bridge can safely withstand million tons.
桥梁承载力的检定,常采用分析计算法、荷载试验法和实物调查比较法。
For the checking of bridge carrying capacity, normally we use analysis account method, load test method and object research comparative method.
静载试验结果表明,应用粘贴碳纤维加固技术可提高桥梁的强度和使用寿命,降低其应力和挠度。
Experimental results show that, by pasting CFRP for reinforcement, the service life of the bridge as well as its strength can be raised while its stress and deflection can be reduced.
桥墩的抗震性能试验是桥梁抗震分析的基础性研究工作。
The test on seismic performance of bridge piers is the basic research work of the bridge seismic analysis.
理论分析与荷载试验结果的一致性表明采用有限元仿真分析方法能够对桥梁加固效果进行准确的评价。
The result uniformity of theory and test illustrates the simulation analysis method with finite element can be used to evaluate the reinforcement effect of bridge well and truly.
在此基础上,提出了用荷载试验来评定桥梁承载力的新方法。
On the basis of the new conception, a new method for evaluating bridge bearing capacity from load tests is presented.
大量的试验研究和地震震害表明,在强烈地震作用下,桥梁墩柱的塑性铰区域遭到破坏较多,是由于墩柱的弯曲延性不足而导致。
A large number of experimented researches and earthquake indicate that most damages belong to the areas of plasticity hinge of piers in server earthquake, because piers lack curve ductility.
可供有关桥梁结构模型试验参考。
It could be referenced while dynamic tests of relative bridge structures were done.
介绍了一大型桥梁钻孔灌注桩静载试验。
The static load test for the large bored pile in bridge engineering was presented in this paper.
理论分析和试验研究表明:梁格法能较为简便地分析此类桥梁,计算精度接近实体单元模型。
It shows that grillage analogy method can analyze the type bridge easily and its calculation accuracy closing to entity unit model.
提出采用准定常气动刚度与基于试验的非定常气动阻尼进行气动修正的大跨度桥梁抖振计算新模型。
Put forward a new method for long-span bridge buffeting analysis which using quasi-steady aerodynamic stiffness and unsteady aerodynamic damping based directly on wind tunnel test.
通过铁路桥梁和铁路线路附近的两次现场试验,研究列车对周围地面和邻近建筑物的振动影响。
In this paper, the vibrations of ground and nearby buildings induced by moving trains are studied through field experiments.
此外,通过荷载试验检验,说明轻质混凝土完全可用于桥梁的主要承重结构。
It is conclude that lightweight light-expansion concrete is capable of applying to main structure of Bridges.
以桥墩的基本振型函数为基础,推导出基于试验动力参数的在役桥梁结构延性系数的计算公式,并给出了结构非弹性地震力的求解方法。
Based on the piers mode shape function, this paper studied the methodology of structure ductility coefficient by modal test and the procedure of the structures inelastic seismic force.
对于风力作用下所引起的桥梁主梁抖振反应,通常采用全桥风洞试验或断面模型风洞试验配合数值分析进行评估。
Generally, either the full bridge model wind tunnel test or section model wind tunnel test with analytical procedure is used to evaluate buffeting responses of Bridges.
对于风力作用下所引起的桥梁主梁抖振反应,通常采用全桥风洞试验或断面模型风洞试验配合数值分析进行评估。
Generally, either the full bridge model wind tunnel test or section model wind tunnel test with analytical procedure is used to evaluate buffeting responses of Bridges.
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