NIST Special PublicationThe Institute, 2002 |
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Results 1-5 of 93
Page 3
... parameters . Therefore effects of the GMAW - P parameters on different types of droplet detachments , namely one droplet detachment during peak duration , one droplet detachment during background duration , two droplets detachment ...
... parameters . Therefore effects of the GMAW - P parameters on different types of droplet detachments , namely one droplet detachment during peak duration , one droplet detachment during background duration , two droplets detachment ...
Page 4
... parameters , namely peak current ( Ip ) , peak duration ( Tp ) , background current ( IB ) , and background duration ( TB ) ( Refs . 1-3 ) . If it is a single droplet , this detachment may occur either in peak duration or background ...
... parameters , namely peak current ( Ip ) , peak duration ( Tp ) , background current ( IB ) , and background duration ( TB ) ( Refs . 1-3 ) . If it is a single droplet , this detachment may occur either in peak duration or background ...
Page 5
... parameters and welding machine adjustments . In this research paper , a optimum GMAW - P parameter is selected on the basis of process integrated quality assurance : For this , first , the effects of GMAW - P parameters on the various ...
... parameters and welding machine adjustments . In this research paper , a optimum GMAW - P parameter is selected on the basis of process integrated quality assurance : For this , first , the effects of GMAW - P parameters on the various ...
Page 7
... parameters was useful to understand arc's behavior and this could be correlated to the various types of molten metal ... parameter . The level of arc stability was assessed from the regularity of average current per cycle time . The ...
... parameters was useful to understand arc's behavior and this could be correlated to the various types of molten metal ... parameter . The level of arc stability was assessed from the regularity of average current per cycle time . The ...
Page 8
... parameters of the pulsed current and the type of droplet detachment to obtain a good quality weld were selected on the basis of uniformity of average current . RESULTS AND DISCUSSION The improvement of arc stability in GMAW - P through ...
... parameters of the pulsed current and the type of droplet detachment to obtain a good quality weld were selected on the basis of uniformity of average current . RESULTS AND DISCUSSION The improvement of arc stability in GMAW - P through ...
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Common terms and phrases
algorithm analysis angular distortion arc length arc voltage average current background duration boundary butt weldment calculated camera coefficient of variation detachment during peak developed droplet detachment dynamic effect electrode equation experimental Figure filler metal Friction Stir Welding geometry GMAW GMAW-P GTA weld GTAW hoop stress increase interface keyhole laser machine vision martensite material measured mechanical melting metal arc welding method microstructure mm/min mm/s mode molten pool monitoring NIST oscillation frequency peak duration penetration plasma arc welding plate predicted procedure pulsed current resetting residual stress robot rotational sensor shear stress shown in Fig splash strain structure surface technique Technology thermal types of droplet variation VPPAW waveform weld diameter weld fixture weld joint weld pool weld quality welding current Welding Journal welding parameters welding power supply welding process welding simulation welding speed width wire feed speed workpiece zone
Popular passages
Page ii - Certain commercial equipment, instruments, or materials are identified in this paper in order to adequately specify the experimental procedure. Such identification does not imply recommendation or endorsement by the National Institute of Standards and Technology, nor does it imply that the materials or equipment identified are necessarily the best available for the purpose.
Page 94 - Proceedings of the institution of Mechanical Engineers; Part B: Journal of Engineering Manufacture, Vol. 207, pp.9- 1 4, 1 993 [4] Soar RC and Dickens, PM, "Design of Laminated Tooling for High Pressure Die -Casting," Proceedings-SPIE The international society for Optical Engineering, pp.
Page 123 - Sandia is a multiprogram laboratory operated by Sandia Corporation, a Lockheed Martin Company, for the United States Department of Energy.