Digitalimagecorrelation相关论文
This paper presents a new approach for automatical classification of structural state through deep learning.In this work......
Optical dynamic measurements are widely used for non-contact vibration,continuous deformation,or moving objects.Various ......
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Effect of the meso-structure on the strain concentration of carbon/carbon composites with drilling h
Three-dimensional (3D) reinforced carbon/carbon composites possess excellent high temperature mechanical and thermal pro......
Tensile fracture characteristics of C/SiC composites under different high temperatures by using digi
We have prepared a kind of continuous carbon fiber reinforced silicon carbide matrix (C/SiC) composite by precursor infi......
An experimental study of the effect of increasing temperature on the tensile modulus of PVC foam is presented.The focus ......
Application of Optical Measurement Techniques to High Strain Rate Deformations in Composite Material
Traditionally high strain rate material characterisations have been conducted using strain gauges and/or cross head disp......
The Mechanical Characterization of Fully Dense Ni Sheets with Different Grain Sizes:Application of D
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This paper proposes a method for de-blurring of images captured in the dynamic deformation of materials.De-blurring is a......
ID149:Dynamic Response of Fiber-Composite-Reinforced Shell Structure Subjected to Internal Blast Loa
In this study,we report the analysis of a dynamic response process of a fiber-composite-reinforced shell when subjected ......
数字图像相关方法(DIC)是一种非接触式全场光学测量方法,在许多领域已被用于物体表面位移和应变的测量。传统的DIC全场应变测量通......
针对基于数字图像相关(DIC)技术测量非均匀变形的应变方法需人为选择参数且精度受参数选择影响较大的问题,基于对偏最小二乘(PLS)......
数字图像相关法的初始值对算法的计算效率和求解精度都有较大的影响,为此提出一种利用密集特征匹配求取初始值的算法。使用AKZAE算......
非固定相机数字散斑相关方法拍摄待测物体表面的目标图像时,所拍摄的目标散斑图像相对于参考散斑图像可能产生位置移动及图像旋转......
鉴于Newton-Raphson(N-R)迭代法的数字图像相关方法(DIC)对初值敏感等问题,提出了一种使用SURF(speeded up robust features)特征......
在数字图像相关方法中，光噪音和电子设备噪音等因素会影响应变场的计算精度。本文基于单点的冗余应变信息提出利用概率密度函数或者......
现有的工业摄影测量系统通常需要在被测物表面布设一定数量的编码点,但是许多工业产品表面并不具备布设编码点的条件。为此,提出一......
数字图像相关(DIC)法中初值选取的好坏对图像亚像素位移的搜索效率、算法的收敛速度有着很大的影响。提出了一种基于KAZE特征匹配......
基于体式显微镜和数字图像相关法,提出并实现了一种用于对微小尺度材料进行全场三维变形测量的显微数字图像相关系统。针对体式显......
裂纹尖端变形场测量是定量研究材料断裂特性和行为的关键。基于子区的局部数字图像相关(Digital Image Correlation,DIC)目前应用......
子窗口尺寸选择是数字散斑相关计算中的一个重要问题,对计算结果的精确度有重要的影响,研究了子窗口内各像素对计算结果的影响,并......
数字散斑照相术通常测量刚体的面内位移。从基本原理着手,研究了基于散斑照相术的两种常用方法,即数字图像相关法和傅里叶变换法。......
受离面刚体位移的影响,普通二维数字图像相关(DIC)方法测得的应变结果往往精度较差。基于双45°双反射镜成像技术,提出了一种改进......
针对现有视场分离技术在实现过程中存在的复杂调节问题，提出了一种基于双斜方棱镜成像的视场分离方法，并形成一种高精度光学引伸计。......
基于三维位移测量在工程技术领域的必要性和重要性,开展了单摄像机和数字图像相关相结合的三维刚体位移测试方法的研究。基于图像......
基于刚体面内微小转动测量在实验力学测量中的必要性和重要性,开展了利用数字图像相关方法(DICM)定量测量转动角度和准确定位转动......
利用三维数字图像相关(DIC)技术对薄壁球壳受刚性球面压缩的连续变形及失稳过程进行实验研究。实验中,由于乒乓球具有理想的弹塑性......
数字图像相关法测量具有非接触式、全场测量、结构简单等优点而得到广泛研究和应用。传统的应变场计算方法以位移场局部最小二乘拟......
Experimental analysis about the transverse inertia effect in the impact response of extra soft gelat
In this research,the transverse inertia effect in the dynamic response of extra soft gelatin-based material under im......
Investigation on interfacial fracture toughness of plasma-sprayed TBCs using a three-point bending m
In this work,the interfacial fracture toughness of thermal barrier coatings 8YSZ (ZrO2+8 wt.% Y2O3) deposited on NiC......
A pelvic endoprosthesis was the primary means of pelvic reconstruction after internal hemipelvectomy.The difference ......
Rate dependent constitutive models are widely used in sheet metal forming and crash simulations.In these application......
Research into the response of plated structures to blast loading has been ongoing for many years [1-3].Steel plates ......
An easy-to-implement yet practical single-camera microscopic stereo-digital image correlation(stereo-DIC) technique is p......
