本文从微硬度量测方法得到启发,提出了一种新型的残余应力测试方法-围箍压痕法。
In this paper, in the view of microhardness measurement, a new method to measure the residual stress, named the method of hoop-stress is investigated.
提出了有斜裂缝梁内的混凝土承受的剪力和箍筋应力的计算方法。
The method for calculating the shear carried by the concrete and the stirrup stress in beams with inclined cracks are suggested in the paper.
提出了偏心受压的钢管混凝土考虑钢管径向应力梯度对紧箍作用影响的核心混凝土的应力-应变关系模型。
A stress-strain relation of core concrete is presented, in which the confinement effect of steel tube to core concrete is modified by the circumference stress grade.
利用矩形箍筋约束混凝土的应力一应变关系和平截面假定,建立了高强混凝土剪力墙截面曲率延性系数的计算方法。
A method to calculate the section curvature ductility index of high strength concrete shear wall is induced by using stress-strain relationship of rectangle stirrup and plane section assumption.
文中分析了在重复荷载作用下梁内混凝土承受的剪力和箍筋应力的变化规律。
The shear carried by the concrete and the tendon and the variations of stirrup stress in beams under repeated loading have been analyzed.
竖向预应力筋能在腹板混凝土和箍筋中有效地建立起竖向预应力。
The vertical tendon can effectively set up vertical prestressing force in the concrete web and stirrups.
本文提出了混凝土梁斜筋和箍筋应力脉的计算公式。
In this paper, the formula for calculating stress spectra of hoping and diagonal bar is presented.
重点研究了有限元计算模型、碳纤维片材层数以及U形箍对粘接界面应力的影响。
The effects of the FEM model, the layer sum of CFRP and the U shape hoop to the interfacial stresses are emphatically studied.
笔者对接箍腐蚀的特点、原因和规律等问题开展了研究。结果表明,应力突变是发生腐蚀最关键的原因,特别是轴向应力占主导作用。
The corrosion characteristic, causes and laws of pipe connection bands are extensively studied, which shows that a sharp change of stress is the critical factor for corrosion, especially axial stress.
发生腐蚀后,接箍形状不规则更容易发生应力突变,其使用寿命大大减小。
After corrosion, the pipe band with irregularities is more susceptible to sharp stress change, which will greatly reduce the service life.
对用预应力框架柱中所配的纵筋和箍筋代替锚固区钢筋网片的局部承压进行了12个试件的试验研究。
The partially pressed tests of 12 rc members using longitudinal-steel and hoop-steel instead of reinforcing mat in anchoring area are made.
研究桩冠修复中不同桩核材料对箍效应的应力分布影响,探讨箍效应的生物力学机制。
To investigate the effect of various post and core materials on stress distribution of ferrule effect in post crown, and to evaluate the biomechanics mechanism of ferrule effect in post crown.
用有限元法对具有不同过盈量的加强箍对离心机转鼓内应力的影响进行了分析比较。
An analysis and a comparison was made of the influence of the reinforced hoops with various shrink ranges on the internal stress of a centrifugal drum using the finite element method.
对箍筋锈蚀后因素的组合效应进行了分析,并建立了组合因素作用下的约束混凝土应力-应变全曲线模型。
The effects of combination factors after the stirrups corrosion is analyzed, and the stress-strain curve model under the combination of factors in the confined concrete is established.
通过对景洪澜沧江大桥索塔顶端模型的加载测试,验证了箱壁中预应力环箍设计的可靠性。
By test-loading of model of the tower-top hollow section model for Lan-cang River long-span bridge in Jing-hong, adequacy of prestressed loop stirrup design is testified .
通过对景洪澜沧江大桥索塔顶端模型的加载测试,验证了箱壁中预应力环箍设计的可靠性。
By test-loading of model of the tower-top hollow section model for Lan-cang River long-span bridge in Jing-hong, adequacy of prestressed loop stirrup design is testified .
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