配箍率

主要考察了轴压比、CFRP缠绕层数、轴压比及增大配箍率等参数对混凝土柱的滞回性能的影响。

The influence of the main parameters in the experiment are axial compressive ratio , the wrap layers of CFRP , preloading stress and stirrup ratio for the hysteretic performance of concrete column is studied .

配箍率对SRHC短柱延性的影响

Influence of stirrup ratio on displacement ductility of steel reinforced high-strength concrete ( srhc ) short columns

采用FRP布对梁进行抗剪加固，可以有效的解决梁因配箍率不足而导致的受剪承载力偏低的问题。

The utilization of FRP in shear strengthening for reinforced concrete beams is an effective way in upgrading the low loading capacity of the beams .

结果表明，混凝土构件的配箍率是影响FRP约束混凝土构件延性的重要因素之一。

It can summarize that among the factors which impact the FRP-confined concrete columns ' ductility , the rate of FRP or p is an important factor .

本文设计了不同配箍率的桥墩模型，并对其进行了Pushover和拟静力加载试验。

The bridge pier models with different stirrup space are designed and the Pushover and pseudo-static experiment are carried out for them .

然后进行主要的影响参数分析，包括带载应力水平、极限约束比、CFRP层数、CFRP弹性模量、混凝土强度体积配箍率及纵筋配筋率等。

Then the effects of main parameters such as preloading stress level , ultimate confining ratio , elastic modulus , layer number of CFRP , lateral reinforcement ratio and longitudinal reinforcement ratio are evaluated .

钢筋混凝土构件最小配箍率的分析配箍率对SRHC短柱延性的影响

Study on minimum stirrups ratio in RC member with bending influence of stirrup ratio on displacement ductility of steel reinforced high-strength concrete ( srhc ) short columns

随着体积配箍率的增加，抗震性能越来越好。

With the stirrup ratio increases , the seismic behavior improves as well .

对各规范中的最大、最小配箍率及箍筋间距要求进行了对比分析。

The maximum or minimum stirrup ratio and stirrup spacing requirements were comparatively analyzed .

给出了碳纤维片材的折算体积配箍率的统一计算公式；

The uniform calculation formula of the conversion volume stirrup rate of CFRP is given .

斜截面抗剪强度的计算和最小配箍率的变化

The changes of calculating and MINIMUM-RATIO of stirrups for the shearing strength in oblique section

主要研究配箍率和型钢腹板高度对型钢混凝土扁梁抗剪承载能力的影响。

Two formulae can be used to calculate the shear capacity of steel reinforced concrete beams .

冷轧带肋箍筋柱轴压比及配箍率的试验研究

Experimental Research on the Ratio of Axial Load and Stirrups for Columns with Cold Rolled Deformed Stirrups

随着配箍率的增大，构件的各方面抗震性能均有所提高；

And study show that with the increasing of stirrup reinforcement ratio the member 's seismic performance is improved .

根据试验结果，建立了柱子抗震延性与配箍率的关系。

Based on the test results , the relationship between ductility and volumetric ratio of stirrup has been established .

重点讨论了轴压比、配箍率对其延性的影响。

Special emphasis is put upon the effects of the axial load level ratio and the web reinforcement ratio on ductility .

配箍率对钢骨高强混凝土短柱轴压力系数限值影响的试验研究

Influence of stirrup ratio on limiting value of ratio of axial compression stress to strength for steel high ? Strength concrete columns

在其他条件都相同而核心区配箍率不同的情况下，核心区配箍率越小其损伤值越大，其延性也越差。

If the rate of stirrup used in core area is smaller and the damage is larger , the ductility is worse .

滑移随着轴压比的增大增大，随着配箍率和混凝土强度的提高而减小；

Slip increases with the increase of axial compression ratio , but decrease with the increase of stirrup ratio or concrete strength .

芯柱的体积配箍率和纵筋配筋率对加芯混凝土框架柱的延性及弹塑性变形性能均有影响。

Volumetric tie ratio and longitudinal reinforcement ratio of central reinforcement are also affected both the ductility and earthquake resistance of concrete frame columns .

煤矸石砼框架节点核心区剪切抗力的试验研究&轴压力、剪压比和配箍率的影响

Experimental study on effects of axial compression , shear ratio and stirrup ratio upon shearing resistance at the core of joints of reinforced coal-gangue concrete frame

反复荷载作用下的试验研究表明：体积配箍率是影响型钢高强混凝土柱抗震性能的重要指标。

Research on the reversed horizontal load experiments indicates that stirrup ratio is an important factor which affects the seismic behavior of steel reinforced high-strength concrete columns .

研究表明高强混凝土柱的抗震延性受轴压比及配箍率影响较大，而现行的美国混凝土设计规范ACI318&99抗震规范的箍筋设计公式对轴压比的影响考虑不足。

It is shown that the seismic ductility of high strength concrete columns is significantly influenced by the axial load ratio and the amount of transverse reinforcement .

钢腹板厚度和配箍率的增大对节点承载力提高幅度不大，其对节点的延性影响较大。

The ratio of reinforcements and the thickness steel web of column have large influence on the ductility SRC joints , not but the capacity of SRC joints .

本文以体积配箍率和轴压比为主要控制参数，对不同配筋模式的6根高强混凝土压弯构件进行了低周水平反复加载试验，得到了箍筋约束混凝土的荷载&位移滞回曲线。

By changing the parameters of stirrups ratio and axial load ratio , 6 High Strength Concrete ( HSC ) columns are tested subjected to cyclic lateral load .

另外对节点的配箍率、梁纵筋配筋率、轴压比等参数对于节点抗剪强度的影响趋势进行了分析。

The analysis is made of the influences on shear strength of node by the parameters of ratio of hoop , ratio of reinforcement and ratio of axial pressure .

主要试验参数有：碳纤维布的宽度和间距、碳纤维布的粘贴层数、梁的剪跨比、配箍率和混凝土强度。

The experimental factors are width and spacing of CFS strips , layers of CFS , shear span / depth ratio , ratio of stirrup , and concrete strength .

相同荷载下，再生混凝土梁的箍筋应变和跨中挠度随着配箍率的增大而减小，随着剪跨比的增大而增大，随着混凝土强度的提高而减小。

Under the same loadings , the stirrup strain and the mid-span deflection of recycled aggregate concrete beams decrease with the increasing of stirrup reinforcement ratio and concrete strength .

从分析结果可以看出：影响约束混凝土模型差异的主要因素是：混凝土强度、体积配箍率、箍筋配筋方式和间距。

The results can be seen from the analysis : effects confined concrete model the main differences : concrete strength , volume tie ratio , hoop reinforcement and spacing .

分析了剪跨比、轴压比、配箍率、混凝土强度对构件抗震性能的影响。

The influences of shear span ratio , axial compression ratio , stirrup ratio and concrete strength on the seismic performance of steel reinforced high strength concrete columns are analyzed .