high-strength concrete
高强混凝土
2026-04-13 09:51 浏览次数 17
高强混凝土
With the rapid development of engineering construction, high-strength concrete is an important way of modern concrete.
随着大型工程结构的飞速发展,高强混凝土是现代混凝土的一个重要发展方向。
Finally, according to regression analysis of the experimental data, the shear strength formula of super high-strength concrete unconstrained beams under point load is achieved.
最后依据对试验数据的回归分析分别得出了集中荷载作用下超高强混凝土无腹筋简支梁和约束梁的抗剪强度回归公式。
This paper states of the development and application prospect of high-strength concrete and wire, strand and pre-stress technology in the field of bridge engineering .
预应力技术在桥梁工程中的应用很多,随着高速公路的大规模建设,出现的质量问题和裂缝病害也不断增多。
To investigate the mechanical behaviors of FRP tube filled with high-strength concrete subjected to axial loading is convenient for use.
目的研究FRP管高强混凝土轴压柱的受力性能,以利于实际工程的设计。
Many research achievement have been acquired mainly on the studies of after-hardened volume stability of high-strength concrete and it's early-age cracking.
现有研究主要集中在对高强混凝土硬化后的体积稳定性及其开裂方面,取得了较多的成果。
The results showed that the peak-stress, peak-strain and toughness of high-strength concrete under uniaxial compression are affected in different extents by the content of steel fiber;
试验表明,钢纤维掺量对高强混凝土单轴受压的应力峰值、峰值应变及韧性产生了不同程度的影响;
The calculation model of strength and ultimate strain of high-strength concrete wrapped with CFRP is made based on this results.
试验结果确定了CFRP约束高强混凝土强度和极限应变的计算模型。
Due to its convenience and economical efficiency, the high-strength concrete shaft lining has been widely used in deep shaft sinking by freezing method.
深冻结井高强混凝土井壁作为一种施工方便、经济的井壁结构被广泛得到应用。
Based on an experimental study on 25 FRC beams, variables that affect the width of cracks in steel fiber reinforced high-strength concrete beams under normal service conditions are studied.
通过25根钢筋钢纤维混凝土梁的试验,研究了影响钢纤维高强混凝土梁在正常使用极限状态下裂缝宽度的各种因素。
Compared with common concrete, the strength and the deformation characteristics of high-strength concrete vary greatly from that of common concrete.
高强混凝土的强度和变形特性与普通混凝土的相比有较大差别。
In the earthquake, the common transverse reinforcement can not be effectively restrain, resulting in seismic behavior of the high-strength concrete columns is poor.
在地震作用下,普通箍筋不能对构件形成有效地约束,导致高强混凝土柱抗震性能较差。
The formula is proposed for predicting the creep-coefficients of high-strength concrete of different aggregates.
分析了细骨料和粗骨料对高强混凝土徐变性能的影响规律,提出了徐变系数的预测计算公式。
According to the calculation theory of normal section bending bearing capacity, the calculation formula of cracking moment of high-strength concrete beam was derived by the concrete mechanic method.
根据正截面受弯承载力计算理论,运用混凝土力学分析方法,导出高强混凝土梁的开裂弯矩计算式。
This paper introduced calculate methods for non-rectangular confined high-strength concrete columns of load-bearing capacity, which can give reference to engineering design.
介绍了高强约束混凝土异形截面双向压弯构件承载力的计算方法,计算机分析方法、强度校核法及图表法,可用于工程设计。
With the development of construction technology, high-strength concrete is used more and more widely.
随着建筑工程技术的发展,高强混凝土在现代土木工程中的应用越来越广泛。
The behavior of steel fiber high-strength concrete rectangular members subjected to pure torsion is studied.
通过钢纤维高强砼矩形截面构件的受扭试验,着重探讨了钢纤维对纯扭构件抗扭性能的影响。
Tests showed that the increase of the local bearing strength of high-strength concrete is significantly lower than that of normal concrete.
试验结果表明,高强混凝土局压强度提高系数较普通混凝土者有显着降低。
Experiments show that the dimension effect of cubic strength of high-strength concrete is different from normal-strength concrete.
试验表明,高强混凝土立方强度的尺寸效应不同于普通混凝土。
The possible reasons of non-loaded cracks of high-strength concrete structures were discussed in this paper. In addition, corresponding cracks controlling measures are proposed.
分析了高强混凝土非荷载裂缝产生的原因,并提出了如何防止高强混凝土结构产生这一类裂缝的措施。