Nondestructive Testing 2016 Issue 2 Evaluation on Quantitative Recognition of Micro Cracks by Magnetic Leakage Test Based on GA-BP Neural Network

Evaluation on Quantitative Recognition of Micro Cracks by Magnetic Leakage Test Based on GA-BP Neural Network
QIU Zhong-chao;ZHANG Wei-min;GUO Yan;LIU Jin;CHENG Ming-ming;School of Mechanical Engineering;Beijing Institute of Technology;School of Aerospace Engineering;Beijing Institute of Technology;

..............page:1-4

Application of Ultrasonic Near-filed Guided Wave in Thin-walled Tube
XING Yao-qi;GAO Jia-nan;CHEN Yi-fang;Nondestructive Testing Laboratory;School of Mechanical Engineering;Tsinghua University;China Baotou Nuclear Fuel Co.;Ltd.;

..............page:5-8

The Supervision Pattern Recognition of AE Signals of T300 Carbon Fiber Composite Material Damages
LI Wei;LI Ying-nian;JIANG Peng;WANG Xiao;College of Mechanical Science and Engineering;Northeast Petroleum University;

..............page:9-13

zhai yao zhuan xie

..............page:13

Quantitative Relationship between Gray Value of X-ray Image and Radiographic Thickness
GUO Wen-ming;CHEN Yu-liang;School of Software Engineering;Beijing University of Posts and Telecommunications;

..............page:14-17+59

Effect of Concentrate Location on Acoustic Emission Severity Estimation for TC4 Titanium Alloy Ring Pressure Vessels
LIU Zhe-jun;ZHANG Zhi-chao;GE Li;WU Song;Aerospace Research Institute of Material & Processing Technology;

..............page:18-23

..............page:23

The NDT System for Airplane Protective Grilling Based on Machine Vision
CAO Qiang;ZENG Xiao-li;CHENG Zong-hui;QIAN Qing;The Wuhu State Machine Factory;Nanjing University of Science & Technology;

..............page:24-27+51

Uncertainty Analysis of Calibrated Gauge Block by Industrial Computed Tomography
SU Yu-hang;WANG Qian-ni;HE Fang-cheng;Beijing Institute of Aeronautical Materials;

..............page:28-31

The Reason of Excessive Fluorescent Background and the Pre-process Testing for Sheet Part
LIU Xing-yong;XU Ya-ya;NDT Center of Avic Aviation Engine Corporation PLC;

..............page:32-35

..............page:35

The Key Technology of Data Transmission in an Ultrasonic Phased Array System
SHI Cheng-long;SHI Fang-fang;ZHANG Bi-xing;State Key Laboratory of Acoustics;Institute of Acoustics;Chinese Academy of Sciences;

..............page:36-39

Influence of Surface Roughness on MFL Inspection of Cracks
DENG Zhi-yang;YANG Yun;FENG Bo;KANG Yi-hua;School of Mechanical Science and Engineering;Huazhong University of Science& Technology;

..............page:40-44

Influence of Surface Roughness on EMAT Detection of Round Steel
WEN Xiao-de;Laiwu Branch;Shandong Iron and Steel Co.;Ltd.;

..............page:45-47

..............page:48-49

Influence of Surface State on Fluorescent Penetrant Inspection of Aluminium Alloy Casting
WANG Shu-zhi;LIU Guang-hua;JIA Yu-jun;REN Xue-dong;QIAO Hai-yan;AVIC Beijing Institute of Aeronautical Materials;Beijing Key Laboratory of Aeronautical Materials Testing and Evaluation;

..............page:48-51

The VT Inspection Control Device in the RPV
ZHU Chuan-yu;LIN Ge;WANG Xian-bin;JIN Guo-dong;CGNPC Inspection Technology Co.;Ltd.;

..............page:52-55+63

The Understanding of GB/T 11345-2013 Series Standards
WANG Han-wu;Shengzhen Safe Steel Test Technology Co.;Ltd.;

..............page:56-59

The Application of Dual-frequency Eddy Current Testing Technology in the Production of Zirconium Tube
SUN Feng-ling;LI Heng-yu;HAN Ming-xing;LI Wen-ke;State Nuclear BAO Ti Zirconium Industry Company;

..............page:60-63

Visual Testing of Silver Alloy Rods Appearance
SUN Hai-xia;HUANG Ming-yue;XUE Jing-jing;XUE Na;Xi′an Noble Metal Materials Co.;Ltd.;

..............page:64-66+72

The Application and Development of Detection of Composite Materials by X-ray Nondestructive Testing Techniques
DONG Fang-xu;WANG Cong-ke;FAN Li-mei;ZHAO Fu-bao;LI Jin-lu;ZHANG Xia;ZHENG Su-ping;CNGC Institute 53;

..............page:67-72

Discussion on the Qualification Management and Training of Nondestructive Testing Personnel for Civil Nuclear Safety Equipment
ZHANG Jian-jun;ZHANG Wei;Research Institute of Nuclear Power Operation;Nuclear and Radiation Safety Center MEP;

..............page:73-76

..............page:77

..............page:78