Numerical Method of Power Loss in Distributed Optic-fiber Crack Detection 分布式光纤裂缝检测中损耗的数值计算方法
By virtue of higher spatial resolution and better measurement accuracy, it has become possible to perform crack detection and localization for concrete structures. 空间分辨率和测试精度的提高,也使混凝土结构的裂缝探测与定位成为可能。
Examination of the TCK Steel Wite Lossless Crack Detection Installment on the in-service Steel Wires in Vertical Shaft 利用TCK钢丝绳无损探伤装置检测立井在用钢丝绳技术
Solar Cell Matrix Crack Detection Based on Image Processing 基于图象处理的太阳能电池阵列裂缝的检测
The results of crack detection and extraction are seriously affected if the uneven brightness and noise are not dealt with properly. 若不进行有效的预处理来消除非均匀背景光和噪声,会影响后期裂纹检测和提取结果。
Application of Steel Balls 'Surface Crack Detection Based on Digital Signal Processing and Neural Net 数字信号处理与神经网络在钢球表面裂纹检测中的应用
Location is one of the key problems in pavement crack detection and recognition system. 裂缝定位是路面裂缝检测与识别系统的关键问题之一。
The paper discusses that the production line of crack detection grinding at EAF Plant has played an important role and contribution to grade development, process improvement and quality control. 论述了电炉厂的探伤修磨生产线在品种开发、工艺改进和质量控制方面的作用和贡献。
It covered metallurgical analyses, profile measurements, and eddy current crack detection gauging. 该方案涵盖冶金分析、剖面测量、涡流裂纹检测和测量。
Study on Acoustic Emission Gear Crack Detection Based on EMD Signal Analysis Method 基于经验模态分解的齿轮裂纹声发射检测
The company adopts quality steel and100% crack detection, and produces in line with trade standards of the State and Machinery Department. 本公司生产的轴承全部采用优质钢,100%经过探伤处理。严格按照工艺规程生产,执行国家和机械部轴承行业标准。
Applications of Wavelet Analysis in Plate Surface Crack Detection with Eddy Current Testing Technology 小波分析在钢板裂纹电涡流检测中的应用
Nonlinear finite element analysis and experiments of distributed fiber optic sensor system for crack detection 分布式光纤裂缝检测的有限元分析及试验
After the analysis and research on the detection system of slab welded pipe seam quality, this paper introduce the system of defecting welded pipe seam quality based on the eddy current crack detection and automatic elimination to welded pipe with fault in seam. 通过对平板焊管焊缝质量检测系统的分析与研究,本文研制了焊缝质量的涡流探伤检测及有缺陷焊管的自动剔除系统。
Case study shows that the application of BP neural network to crack detection is feasible and effective. 结果表明,BP神经网络应用于混凝土裂缝检测分析是可行和有效的。
In accordance with the characteristics of hydraulic mass concrete structures, the method for crack detection was discussed. 针对水工大体积混凝土结构的特点,探讨了混凝土结构裂缝的检测方法。
In the paper, methods and researches of engineering structural crack detection based on vibration diagnosis are reviewed. 本文综述了基于工程结构裂纹的振动诊断方法。
Methods for statistical analysis of crack detection probability and some ideas are given. 给出了结构件裂纹检测技术的检出概率统计分析方法,并提出了新的设想。
Therefore, this set of cast alloy linear shrinkage, hot crack detection system was designed. 为此,设计本套铸造合金线收缩、热裂检测系统。
This paper describes an automatic road crack detection method based on multi-fit. 论文介绍了一种基于多级拟合机制的道路裂缝自动检测与识别方法。
Application of Multiresolution Analysis to Crack Detection in a Cantilever Beam 多分辨分析在悬臂梁裂纹检测中的应用
This paper mainly discusses the confirmation of the steel plate flaw in the thick steel plate ultrasonic crack detection system. 这里论述了在中厚钢板超声探伤系统中,钢板缺陷的确定以及钢板缺陷位置的确定。
Meanwhile, crack detection and monitoring methods are introduced as well as reinforcement treatment measures. 总结了混凝土裂缝检测与监测的方法;
However, the crack detection rate and reliability of these methods need further study. 但是,这些方法的裂纹检出率和可靠性需要深入研究。
In this thesis, the vibrational power flow characteristics of cracked structures are researched theoretically and experimentally, and the crack detection method based on the vibrational power flow are proposed. 本文对裂纹损伤结构的振动功率流特性进行了理论研究和实验研究,并在此基础上提出了基于结构功率流的裂纹识别方法。
Increase the function which use of image processing technology for surface crack detection. 增加了利用图像处理技术进行表面裂纹检测的功能。
The working principle of automobile wheel crack detection platform has been analyzed. The structure, control system and pneumatic system of the detection platform have been designed. 本文分析了汽车轮毂裂纹检测台的工作原理,并对裂纹检测台的结构、PLC控制系统及气动系统设计进行了研究。
It well solves the problem of parameters in crack detection algorithm need to be set up different unified threshold to different background images. 本文在系统研究上,特别设计了获取最佳检测参数阈值的研究功能,很好地解决了对不同背景下的图像,裂缝检测算法中的参数需要设置不同统一阈值的问题。
Eggshell crack detection based on the surface wave analysis. 采用表面振动波分析技术检测鸡蛋蛋壳裂纹。