脱层
- delaminating;leafing
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脱层模型可以用于对全面锈蚀钢筋力学退化特性的模拟。
" The Delaminating Model " could be adopted to simulate the condition of entire corrosion on steel bars .
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3D复合材料中非线性纤维搭桥下脱层的屈曲和初始后屈曲
Buckling and initial post-buckling of delamination bridged by nonlinear fibers in 3D composites
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3D复合材料纤维搭桥对圆形脱层屈曲的影响
The effect of fiber bridge of 3D composite materials on the delamination buckling of an elliptical surface
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结果表明,脱层的扩展取决GⅠ和GⅡ,而CⅢ的影响可以忽略不计。
It is found that the de-lamination growth depends on G1 . G , and the effect of G , can be neglected .
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用能量法求解了绑结层合板和编织层合板等3D复合材料中纤维搭桥的椭圆形表面脱层屈曲问题。
By using energy method , the problem is discussed of the delamination buckling of a fiber bridge elliptical surface made of stitched laminates and woven laminates with 3D composites materials .
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重点介绍了利用MATLAB开发的自适应BP神经网络程序,将实验模态分析的结果送入训练好的神经网络进行预测,实现了对复合材料梁脱层损伤的定位。
A program of self-adaptive BP neural network using MATLAB was finished and the first five flexure experimental model frequencies were input to the neural network to predict the delamination location .
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本文对不同铺设角[+θ6/-θ6]碳纤维/环氧树脂复合层板进行了断裂韧性G的测试,井用扫描电镜对脱层破坏后的微观断口形貌进行了观察。
In this paper , + θ _6 / - θ _6 interlaminar fracture toughness of the carbon / epoxy composite laminates have been determined , The microscopic frac-ture surface of delamination have been observed with the scanning electronmicroscope .
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基于CZM法QFN器件热冲击载荷下的界面脱层研究
Study on Interface Delamination of QFN under Thermal Shock Loading Based on CZM Method
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提出一种新的考虑热应变、蠕变应变和塑性应变,反映界面脱层的Voronoi单元,并将其引入颗粒增强复合材料的力学性能模拟中。
A Voronoi cell element , formulated with creep , thermal and plastic strain , and interfacial crack , is proposed for the simulation of thermo-mechanical fatigue behavior of particulate reinforced composites .
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针对大理石复合板的脱层问题,提出用活性碳酸钙粉改性台湾生产的饰面AB胶,自制性能稳定的胶黏剂。
With regard to the lay separation of Calcium Carbonate composite plates , using the active Calcium Carbonate powder to modify the AB adhesive of Taiwan , a kind of adhesive substance with stable properties has been obtained .
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为了研究脱层的扩展机理,提出了一种基于Mindlin板模型的应变能释放率的计算方法,用于计算脱层前沿的应变能释放率的分布。
To explore delamination growth mechanism , we present a numerical method based on the Mindlin plate model to calculate the strain energy release rate at the front of a delamination .
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另外,微结构与硅衬底间的脱层问题是C-MEMS碳微结构应用于实际的最大障碍。
In the mean time , delamination between the fabricated carbon micro-structures and substrate is the biggest obstacle to the application of C-MEMS technology .
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基于Donnell薄壳理论和相邻平衡准则,建立了含环向贯穿脱层复合材料层合圆柱壳屈曲问题的解析分析模型,探求了一种有效的解析求解方法。
Based on the Donnell thin shell theory and the adjacent equilibrium criterion , an analytic model for buckling problems of composite laminated cylindrical shells with throughout circumference delamination is established .
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利用坐标相同、节点号不同的方法模拟脱层损伤,基于EAS列式的压电固体单元计算了不同脱层损伤情况下的频率信息;
Thirdly , delaminations were modeled by pairs of nodes with the same coordinates but different node numbers , while the modal frequencies of these beams with different delamination location and size were computed by an EAS piezoelectric solid element .
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这种独特的结构不仅使PSP管集钢管的高强度与塑料管的耐腐蚀性两种优点于一体,还克服了金属板骨架增强塑料复合管易脱层等缺陷。
Because of the unique structure , PSP not only integrates the advantages of high load-applying of steel pipes and good corrosion resistance of plastic pipes , but also overcomes drawbacks of plastic-matrix metal composite pipes , for example , delaminating easily under long-time alternating stress .
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还建立了一种适合于Mindlin板的计算应变能释放率的方法;构造了一种连续的罚函数来动态加人弹簧约束以考虑脱层间的接触效应;
Moreover , in the present paper , a new technique to calculate the strain energy release rate for Mindlin plate model is proposed and dynamical spring constraints is employed to simulate the contact effect , which are added to the numerical model by a kind of continuous penalty function .
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提出一种改进的虚裂纹闭合技术(VCCT)对轮胎带束(一种复合材料结构)不同脱层长度下的应变能释放率进行了计算。
In this paper , a modified VCCT ( Virtual Crack Close Technology ) is developed to compute strain energy release rates of tire belt ( a kind of composite structure ) under different delamination lengths .
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首先基于Donnell薄壳理论和初始后屈曲理论的相邻平衡准则,建立了复合材料脱层圆柱壳的屈曲微分方程以及相应的边界条件、位移连续条件和力平衡条件。
Based on Donnell thin shell theory and the adjacent equilibrium criterion of initial postbuckling theory , the basic buckling equations for composite laminated cylindrical shell were founded , and the boundary conditions , the continuous conditions of displacements and the equilibrium conditions of the force were determined .
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脱层是层合材料最主要的破坏形式之一。
One of the main forms of destroying laminates is delamination .
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夹芯板轴对称脱层分析的高阶模型
A high order model of axisymmetric delamination analysis on sandwich plates
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利用频率指纹检测复合材料层合结构的脱层损伤
Damage orientation detection of composite lamination using variation of frequency dactylogram
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考虑了脱层梁三种不同的屈曲模态。
Three different buckling modes of delaminated beam plate are considered .
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为新的脱层检测方法提供了理论依据。
The results provide theoretical basis for new inspection of delamination .
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含内埋圆形或椭圆形脱层复合材料层合板的屈曲分析
Buckling analysis of composite laminates with built-in circular or elliptical delaminations
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脱层复合材料梁的多参数振动反分析
INVERSE ANALYSIS OF Multiple Parametric VIBRATION of Composite Beams with Delamination
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轴压层合结构脱层屈曲及其扩展研究进展
Advances in the studies on delaminations buckling and growth of axial-compression laminate
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脱层是复合材料层合结构中常见的一种损伤。
Delamination is a kind of common damage in composite laminated structures .
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层合板壳脱层屈曲的有限元分析
F.E.M. Analysis of Delamination Buckling in Composite Plates & Shells
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塔里木盆地滑脱层与沉积层序的关系
Relationship between detachment bed and depositional sequence in Tarim Basin
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基于弹性理论,建立了复合材料脱层梁的基本方程式。
The basic equations are built on the basis of elastic theory .