Supported by National Natural Science Foundation of China(Grant No.51171093)
Traditional welding methods are limited in low heat input to workpiece and high welding wire melting rate. Twin-wire indirect arc(TWIA) welding is a new welding method characterized by high melting rate and low heat...
Because of long driving chain and great system load inertia, the serial manipulator has a serious time delay problem which leads to significant real-time tracking control errors and damages the welding quality finally...
This project is supported by National Natural Science Foundation of China(No. 50544025);Natural Science Foundation of High Education of Jiangsu Province, China (No. 05KJB460030)
For characteristics of open and far from thermodynamic equilibrium in welding chemical reaction, a new kind of quantitative method, which is used to analyze direction and extent for chemical reaction of SiO2/Fe during...
Five experimental self-shielded flux cored wires are fabricated withdifferent amount of Fe_2O_3 in the flux. The effect of Fe_2O_3 on welding technology and mechanicalproperties of weld metals deposited by these wires...
National Natural Science Foundation of China (No.59785004);Provincial Natural Science Foundation of Guangdong (No.000376)
A quality monitoring method by means of support vector machines (SVM) forrobotized gas metal arc welding (GMAW) is introduced. Through the feature extraction of the weldingprocess signal, a SVM classifier is construct...
This project is supported by National 863 project( No.412-9913-02)and National Natural Science Foundation of China(No.599750
A general industrial CCD( ICCD) camera is redesigned to detect the weld pool without arc at the period of short circuiting, so that the interference of arc and spatter during CO2 short circuiting arc welding is elim...
ProvincialNaturalScience FoundationofGuangdong (No .990 5 5 0 )
A method for automatic detection of burning through of short circuit CO 2 arc welding is presented. It is based on the extraction of arc signal features as well as classification of the obtained features using self ...