This paper deals with the experiments of unplated RC beams.
本文研究了不电镀的钢筋混凝土复合梁的实验。
The initial load is hardly influence the flexural bearing capacity of CFRP-strengthened RC beams.
梁所承受的荷载的大小对加固后梁的抗弯承载力影响不大。
This indicates that: strengthening RC beams with bonding CFS to the face of the beams is available.
加固后梁的刚度有一定的提高,碳纤维布粘贴层数对刚度的影响在钢筋屈服以后比较明显。
The flexural behaviors of RC beams and PRC beams strengthened by HSWM-PM were analyzed and compared.
分析比较高强钢丝网聚合物砂浆加固普通钢筋混凝土梁与预应力钢筋混凝土梁的基本性能;
Finally, an improved method of calculating crack width of RC beams strengthened with FRP was suggested.
最后,提出了粘贴纤维布加固rc梁的受弯裂缝宽度计算方法。
Bonding a steel plate at the surface of the tensile area is an effective method to reinforce the rc beams.
在受拉区表面粘贴钢板是加固钢筋混凝土梁的一种有效方法。
It is an efficient way to reduce the floor height of highrise buildings by use of rc beams with circular openings.
采用钢筋混凝土圆孔梁是一种降低高层建筑层高的有效途径。
The test included 13 RC beams strengthened by steel wire mesh and 2 specimens without strengthening for comparison.
试验包括13根用钢丝网加固的试件和两根未加固的对比试件。
Through the experiment of 16 CFRP strengthened RC beams, the stochastic parameters of random variables were obtained.
通过对16根CFRP加固混凝土实验梁受弯实验,得到了随机变量的统计参量。
Plastic theory is used in this paper to calculate the ultimate shear strength of rectangular RC beams simply supported.
本文用塑性理论计算矩形截面钢筋混凝土简支梁的极限剪切强度。
Load bearing capacity of corroded RC beams under repeated loading was investigated both theoretically and experimentally.
在实际工程中,许多混凝土结构不仅承受静荷载作用,还承受重复荷载作用。
This paper presents a method to calculate the ultimate bearing capacity of externally prestressed RC beams based on deflection.
本文基于挠度的思想建立了体外预应力RC梁在极限状态下承载力的计算方法。
The formula of reduced shear strength coefficient of RC beams with inclined cracks is put forward to according to the test data.
根据试验数据提出了存在斜裂缝钢筋混凝土梁的抗剪强度折减系数的计算公式。
The drift ratio of RC beams at yielding is related to the yielding strength of longitudinal bars and depth of beam cross section.
RC梁的屈服位移角与受拉钢筋屈服强度、截面高度有关;
Based on the plane hypothesis, a set of formulas were derived for the design of RC beams with very small depth of compression zone.
对RC梁正截面设计公式进行了深入的研究,根据平截面假定推出了受压区高度很小时梁配筋量计算的公式,并与规范公式进行了比较。
The effect of anchorage schemes on the failure modes and ultimate load capacity of the RC beams strengthened with GFRP sheets are discussed.
分析了梁端锚固形式对玻璃纤维布加固的钢筋混凝土梁破坏形态及极限荷载的影响。
The accuracy and efficiency of the models in simulating the RC beams, columns and slabs in fire are validated through a series of fire tests.
通过与一系列试验对比,说明了该模型在模拟混凝土梁、柱和楼板时的准确性和高效性。
These tests were meant to reproduce the conditions of the CFST columns and RC beams in multi-storey composite buildings commonly used in China.
这些测试将再现中国常用的多层复合建筑中钢管混凝土柱和钢筋混凝土梁的条件。
Tubed RC columns connected conveniently with RC beams in respect that the outer steel tube does not pass through the beam to column connection.
由于钢管不通过梁柱节点区,因此钢管约束钢筋混凝土柱与钢筋混凝土梁连接方便;
This paper deals with the load-deflection and load displacement curves of beams basedon the fatigue experiments of plated and unplated RC beams.
本文通过钢筋混凝土芯梁及粘贴钢板补强混凝土复合梁的疲劳试验,研究了它们在疲劳试验过程中载荷和加载线位移及跨中挠度的变化规律。
Through the limits applied on concrete compression strain and steel tensile strain, the deformation limits on RC beams and columns are developed.
通过混凝土受压应变和钢筋受拉应变的限值得到钢筋混凝土梁、柱的变形限值。
Both the RC beams with cracks filled under loading and general RC beams have some maximal crack heigh about 0.7 ~ 0.8 times the test beam height.
持荷封闭裂缝梁与普通钢筋混凝土梁一样,都存在着止裂高度,即裂缝高度基本都稳定在梁高的0.7倍0.8倍。
This method can be used to analyze accurately the complete load-deformation response of RC beams loaded in combined shear, moment, and axial load.
该法可以对在弯矩、剪力和轴力共同作用下的钢筋混凝土梁截面进行较为准确的荷载-变形反应全过程分析。
Corrosion of reinforcing steel bar will reduce rc beams' bond strength, which will contribute to the load carrying capacity decrease of rc beams.
钢筋腐蚀会引起混凝土与钢筋之间的粘结退化,减小两者之间的粘结力进而减小钢筋混凝土构件的承载力。
Experiments were conducted to investigate the shear behavior of 4 strengthened RC beams and 1 comparative RC beam under different types of loadings.
本文对4根用该工艺加固的钢筋混凝土梁和1根对比梁进行了受剪性能试验研究。
In this paper, the bending response of RC beams strengthened with high-performance ferrocement considering static and fatigue load were investigated.
对用高性能水泥复合砂浆钢筋网加固的钢筋混凝土梁进行了正截面受弯静力和等幅疲劳试验研究。
Analysis shows that use the method of polypropylene fiber mortar reinforcement rc beams, its 'stiffness and ductility can be significantly increased.
分析表明,采用聚丙烯纤维水泥砂浆加固法加固的RC梁其刚度和延性都有明显提高。
Experiments were conducted to investigate the flexural behavior of 6 strengthened RC beams and 1 comparative RC beam under different types of loadings.
本文对6根用该工艺加固的钢筋混凝土梁和1根对比梁进行了受弯性能试验研究。
So far, a great deal of research work has been done for RC beams strengthened by bonded CFRP or steel plate, but only rather little for two-way RC slabs.
为此,本文着重对受集中荷载的外贴碳纤维或钢板条带的钢筋混凝土加固双向板的受力性能进行了试验研究。
The results show that RC beams strengthened by CFRP or GFRP can increase the shear bearing capacity of the beams, but has little effect on the beam stiffness.
结果表明,采用纤维对钢筋混凝土梁进行剪切加固后,其抗剪强度明显提高,但对梁的刚度和变形影响较小。
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