铺层
- 网络Layer;laminate
![铺层](../cache/1502072.jpg)
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应用FWD评价旧混凝土路面及加铺层设计
Evaluating Concrete Surface by Use of FWD and Design of Layer
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碳纤维复合材料方形薄壁梁的铺层设计、制造工艺及试验
Layer lay & up design manufacturing techniques and test of graphite fiber composite square beam of thin wall
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对称n筛计算式(英文)铺层方式对织物渗透率的影响
A n-fold Calculating Sieve Formula for Some Symmetric Sets EFFECT OF LAYERS ON PERMEABILITY
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3m直尺用于热铺层平整度检测时的热变形现象分析
Distortion Phenomenon Analysis of 3m Ruler Used in the Test of Hot Surface Smooth
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增大碾压沥青混凝土心墙摊铺层厚度的试验研究SBS改性沥青的制备与性能
Test on Increasing Placement Lift of Roller Compacted Asphalt - Concrete Core of Yele Dam Study on Modification of Asphalt
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发现铺层界面的C扫描图大都包含两相邻铺层的纤维方向信息,而上铺层的信息显示更明显。
It was found that the C-scan image of a ply interface contained mostly the fiber orientation information of the two neighboring plies , with that of the upper ply often showing more prominently .
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采用垂直入射的超声纵波进行铺层界面的C扫描或层板全波形B扫描,然后从结构缺陷的反射波中提取纤维方向信息。
Normal-incidence longitudinal ultrasound was used to perform C-scan of ply interfaces or full-waveform B-scan of the laminate , and fiber orientation information was extracted from the ultrasonic reflection caused by structural imperfections in the laminate .
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本文通过研究中温固化树脂基体、复合材料()铺层、成型及模具材料和模具设计等,研究并FRP批生产了高精度碳纤维复合材料()天线,其精度达到了-。
This paper described the research of moderate temperature solidity resin matrix , composite pavement , forming and model material and model design , etc.
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研究了各种铺层(0°、0°/90°、±30°、±45°、±60°)方式碳纤维复合材料(CFRP)的微波反射特性。
The microwave reflectivity of carbon fiber reinforced plastics ( CFRP ) with various plies ( 0,0 / 90,30,45,60 ) have been studied .
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对强度约束采用Tsai-Wn失效准则,使各铺层的强度比R都临界满足强度准则。
Tsai-Wn Failure Criteria is taken in order that strength ratio of each layer can satisfy the strength criteria .
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叶片用经编织物的厚铺层结构渗透性能及LCM成型工艺研究
Study on the Permeable Property of Warp Knitted Fabrics with Thick-Section for Wind Blade and LCM Process
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宽带传感器记录了不同角度纤维铺层的复合材料试样在拉伸破坏过程中的声发射信号,用扫描电子显微镜(SEM)观察了试样的几种典型的损伤破坏断面,对比分析了不同类型的损伤机制。
AE signals released from different lay-ups composite specimens were acquired by a wideband transducer , and fracture surfaces of the specimens were observed by scanning electron microscope ( SEM ) .
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对AASHTO柔性路面加铺层设计方法的评述
Commenting on Design Procedures for Additional Layer of AASHTO Flexible Pavement
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本文通过对4种不同铺层矩形混杂FRP管约束混凝土组合梁进行了三点抗弯试验,研究了不同铺层方式对构件延性性能的影响。
FRP tube confined concrete beams are developed to address the ductibility . A total of 4 different plied FRP tube confined concrete beams are tested at three-point bending .
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主要根据CFRP管在网架中的实际受力情况,对3组不同铺层方式和长度的CFRP管进行了轴向受力性能的试验研究,分析了其破坏形式和机理。
An experimental study on three groups of axially loaded CFRP pipes , which have different layers and lengths , is done to analyze the failure types and mechanism .
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试验结果表明,经过环向、±45°和纵向混杂铺层设计的FRP管混凝土能有效地提高构件的承载力,构件具有很大的变形能力;
The experiment shows that concrete-filled FRP tubes can significantly improve the ultimate capability and deformed behavior of members by hybrid layer design in different orientation as transverse ,± 45 and longitudinal directions .
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首先通过分析FBG传感器监测得到的正交和准各向同性铺层中的固化信号,重点研究了不同铺层在降温过程中的固化行为。
In the beginning , the curing behaviors of orthogonal and quasi isotropic layers at cooling stage were mainly studied by means of analyzing the curing signals which were monitored by FBG sensors .
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STRATA应力吸收层是一种用于防止沥青加铺层反射裂缝的新型沥青混合料,它采用特殊聚合物对沥青进行改性,具有高弹性、不透水及抗裂性能好的优点。
STRATA is a kind of new asphalt mixture with anti-crack capacity for asphalt overlay , the asphalt in STRATA is modified by using special polymer , STRATA has the advantages of high flexibility , waterproof and excellent anti-crack capability .
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文中采用有限元软件ANSYS及Tsai-Wu张量准则分析了不同的铺层角度对轴的扭转强度和扭转刚度的影响。
The fibers orientation angles ' effect to the torsional strength and torsional rigidity is analyzed in this paper by finite element software ANSYS and Tsai-Wu stress criterion .
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先应用层板理论对单向板和对称铺层的复合材料层合板的弹性特征进行建模,根据不同弹性特征给出最低阶对称模式和最低阶反对称模式的Lamb波频散控制方程。
According to the different elastic characters , we built the propagating model of lamb wave in unidirectional and symmetric cross-ply laminates and given the lamb wave dispersion equations of lowest symmetric and the lowest antisymmetric modes .
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然后,利用ANSYS中对叶片进行建模与分析,实现对其复杂铺层材料的密度,载荷的设置,完成对仿真叶片的的静力分析,模态分析,疲劳分析。
Then , the author uses ANSYS to make modeling and analyzes the leaf . The modeling process includes building up the complex ply material , density , load settings . The process of analysis includes static analysis , modal analysis , fatigue analysis .
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对加筋后的夹层结构进行了屈曲分析,同时考察了面板厚度、纤维铺层角度以及PMI泡沫密度对夹层结构力学性能的影响规律。
Buckling analysis was done in reinforced sandwich structure , it also explained the effects of panel thickness , angle of fiber layer and the density of PMI foam to the mechanical properties in sandwich structures .
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Marc对空气弹簧的非线性垂向刚度特性进行了数值模拟,分析了胶囊内压、帘线角、铺层厚度、帘布线层数对空气弹簧垂向刚度特性的影响。
Marc . The influence of several parameters such as inner pressure , angle of fiber , fiber layer number and fiber layer thickness on the vertical stiffness characteristic of the air spring is simulated and analyzed .
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最后,运用双参数Weibull分布,回归出不同失效概率下新老混凝土粘结复合结构的疲劳方程,从而为加铺层结构设计提供参数。
The fatigue formulas of different invalidation probabilities of compound structure are regressed with Weibull distribution of two parameters , which can provide the reference parameters for overlay structure design . 5 tabs , 2 figs , 7 refs .
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在KDDI公司的手机展台铺层的设计看起来像木头夹在一起几片。
The Ply phone at the KDDI booth is designed to look like several slices of wood sandwiched together .
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用动态松弛法(DRM)研究了铺层顺序对受均匀单轴压力的不对称十字叠层圆柱微曲板稳定问题的影响。
Dynamic Relaxation Method ( DRM ) is applied to study the influence of ply stacking sequence on the stability behavior of cylindrically slightly curved panels of unsymmetric cross ply composite materials subjected to uniform uniaxial compression .
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结合ANSYS分析结果、缠绕成型工艺的特点和连接部位对铺层比例的要求,最后确定了碳纤维管的结构参数。
Combined with ANSYS analysis results , the characteristics of filament winding process and the demand of number of layers on connection parts , the structural parameters of carbon fiber tube were obtained including the fibers orientation angles , stacking sequences , layers thicknesses and number of layers .
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利用MTS材料试验系统,进行旧水泥混凝土路面沥青加铺层弯拉型和剪切型反射裂缝的疲劳试验,评价了5种沥青加铺层结构抵抗反射裂缝的能力。
With material test system ( MTS ), the paper carried out fatigue test of flexural-tensile and shear reflection cracking of asphalt overlay on cement concrete pavement , evaluated the anti-cracking ability of five kinds of asphalt overlay structures .
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复合材料铺层厚度与铺层比例优化是通过采用最大应变能准则调整各分层厚度,应用满应力设计和Kuhn-Tucker条件来满足强度和位移约束,从而推导出复合材料层压板结构的优化算法;
Firstly , with fixed total strain energy criteria is used to adjust the thickness of each layer ; secondly , thickness of elements iterative coefficients are derived by Kuhn-Tucker condition and full stress design method .
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本文以现行《公路沥青路面设计规范》(JTJ014-97)中的沥青加铺层设计方法为依据,确立了以弯沉及拉应力为控制指标的极限状态方程。
According to the specifications for design of highway asphalt pavement ( JTJ 014-97 ), establishing two utmost state equations based on the deflection and positive stress .