因此,可以通过突变位置确定剥离破坏层的大致位置和长度。
Therefore, approximate location and size can be identified through the mutation of the curve.
就强度的应变率依赖性对同种岩石剥离破坏的影响进行了研究。
In this paper the effect of strain rate on the spallation of rocks is studied.
因此,如何准确检测出剥离破坏层的位置和大小具有重要的工程意义。
Therefore, it is very important to accurately detect the location and size of debonding failure.
对各种参数进行分析,得到了两种不同剥离破坏形式下的最大粘结剥离应力;
The main factors of debonding failure and maximum debonding stress of two types of failure mode are drawn through the analysis of various parameters.
板-胶剥离破坏是混凝土表层嵌贴CF R P板条加固方式常见的破坏形式。
Debonding at CFRP plate and adhesive interface is a common failure mode for NSM CFRP plate to concrete.
对于剪跨比小的加固梁,梁端锚固条不仅可以防止发生剥离破坏,而且还改善了梁的延性。
Anchorage schemes can not only prevent the GFRP sheets from debonding but also improve the ductile behavior of strengthened beams with low shear span ratio.
分析结果表明,本文提出的计算模型与试验结果吻合良好,可以真实模拟受弯剥离破坏过程。
Through comparisons with the test results of 45 beams, this method is shown to provide accurate predictions of IC debonding failures.
我们认识到粘结失效往往是由于发生了剥离破坏,因此本文基于断裂力学给出了新的计算公式。
As debonding is the main failure mode in application of FRP strengthening, new bond strength formulation based on fracture mechanics is proposed.
这种粘结破坏按形成机理及破坏部位的不同可分为板端剥离破坏和跨中受弯裂缝导致的粘结破坏。
According to different failure mechanism and displaying part, the failure modes are divided into plate end debonding failure and intermediate crack induced interfacial debonding failure.
影响这种剥离破坏的主要因素有两个:一是粘贴钢板的端部与加固梁支座距离; 二是粘贴钢板的厚度。
This particular failure depends on two factors such as the distance of plate end from the support and plate thickness.
对纤维布加固混凝土梁发生粘结剥离破坏进行了理论分析,发现其破坏原因主要是界面间产生应力集中;
The debonding failure models of RC beam strengthened with FRP are theoretically analyzed. It is pointed out that interface shear stress concentration is the main cause to lead to debonding failure.
此公式不仅可以用来预测相关试件的剥离破坏荷载,还可以用于GFRP加固钢筋混凝土梁的分析和设计。
This equation may not only be used to forecast delaminating damage load on relevant test samples, but also can be applied on GFRP steel reinforced concrete beam analysis and design.
通过对纤维布粘贴层数、长度以及粘结胶力学特性等关键要素的控制,可以有效地抑制粘结剥离破坏的发生。
Through the control of critical points as the FRP length, number of FRP layer and mechanical property of adhesive, which is useful for restraining debonding failure.
还有一些污染物会引发电子剥离化学反应,没释放大量抗氧化剂这种生物破坏性反应是不会平息的。
Still more induce biologically destructive electron-stripping chemical reactions that won't quiet down without a copious release of antioxidants.
沥青混合料的剥离是沥青路面几种常见破坏现象之一。
Stripping of asphalt mixture is one of failure types of asphalt pavement.
本文公式可用于计算片材端部的最大锚固剪应力和最大剥离正应力,防止局部粘结破坏。
This method can be used to check the maximum bonding shear stress and the maximum peeling normal stress at the end of the GFRP sheet, and to prevent the local bonding failure.
拉伸破坏损伤表现为:基体开裂,横向纤维束开裂,界面层脱粘,纤维断裂,层间剥离和纤维束断裂。
The tensile damage behavior involves:matrix microcracking, transverse bundle cracking, interfacial debonding, fiber fracture, ply delamination and bundle splitting.
水对沥青路面的破坏主要分为两类:水侵入集料-沥青界面引起的沥青膜剥离,温度下降引起水分体积膨胀造成的沥青混合料结构损伤。
The bad effects of water consist in the stripping of asphalt film or structure damage caused by the volume expanding of water when temperature decreases.
FRP剥离是外贴frp抗剪加固混凝土梁主要的破坏模式之一。
FRP (fibre reinforced polymer) debonding is one of the major failure modes for reinforced concrete beams shear-strengthened with external FRP strips.
测量界面强度的主要困难在于寻求一种便于试验的试件形状和加载方式,使得界面上能够产生不同的应力状态,即在不同的剥离应力和剪应力比的状态下发生破坏。
The main difficulty is to find a test method with simple specimen shape and loading style to cause different interface stress modes, that is, normal stress and shear stress dominated modes.
测量界面强度的主要困难在于寻求一种便于试验的试件形状和加载方式,使得界面上能够产生不同的应力状态,即在不同的剥离应力和剪应力比的状态下发生破坏。
The main difficulty is to find a test method with simple specimen shape and loading style to cause different interface stress modes, that is, normal stress and shear stress dominated modes.
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