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Keywords: arc welding
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Journal Articles
Article Type: Research-Article
J. Manuf. Sci. Eng. February 2015, 137(1): 011004.
Paper No: MANU-13-1259
Published Online: February 1, 2015
... September 22, 2014; published online November 26, 2014. Assoc. Editor: Wei Li. 14 06 2013 22 09 2014 26 11 2014 In addition to electromagnetic attraction between the arcs in Tandem Pulsed gas metal arc welding (GMAW), arc interruptions, mostly in the trailing arc at low mean...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. August 2011, 133(4): 041013.
Published Online: August 11, 2011
...ZhenZhou Wang; YuMing Zhang; XiaoJi Ma The reflection of projected laser lines may be used to determine the three-dimensional geometry of the reflecting weld pool surface. However, for gas metal arc welding (GMAW), the transfer of the droplets into the weld pool makes the weld pool surface highly...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. April 2010, 132(2): 021011.
Published Online: April 21, 2010
...H. Guo; J. Hu; H. L. Tsai A three-dimensional mathematical model and numerical techniques were developed for simulating a moving gas metal arc welding process. The model is used to calculate the transient distributions of temperature and velocity in the weld pool and the dynamic shape of the weld...
Journal Articles
Article Type: Technical Briefs
J. Manuf. Sci. Eng. December 2009, 131(6): 064502.
Published Online: November 5, 2009
... in titanium welding. 17 01 2007 15 08 2009 05 11 2009 05 11 2009 arc welding titanium alloys pulsed current gas tungsten arc welding titanium alloy Current pulsing is one of the approaches to refine the fusion zone in an alpha-beta titanium alloy such as Ti–6Al–4V...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. April 2009, 131(2): 021004.
Published Online: March 6, 2009
...Hua-Jun Zhang; Guang-Jun Zhang; Chun-Bo Cai; Hong-Ming Gao; Lin Wu Control welding residual stress and distortion is extremely important in manufacturing industry. Double-sided double arc welding (DSDAW), which can control residual stress and angular distortion, is developed. Because arc distance...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. December 2008, 130(6): 061009.
Published Online: November 4, 2008
...U. Ersoy; E. Kannatey-Asibu; S. J. Hu A lumped parameter dynamical model is developed to describe the metal transfer for gas metal arc welding in the globular mode. The oscillations of molten drop are modeled using a mass-spring-damper system with variable mass and spring coefficient. An analytical...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. December 2007, 129(6): 991–999.
Published Online: June 9, 2007
...Kehai Li; YuMing Zhang Gas metal arc welding (GMAW) is the most widely used process for metal joining because of its high productivity and good quality, but analysis shows that the fundamental characteristic restricts conventional GMAW from further increasing the welding productivity. A novel GMAW...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. April 2007, 129(2): 333–341.
Published Online: October 6, 2006
... on the structural response and the development of an automatic control algorithm for the dynamic thermal tensioning process. A thermomechanical finite element model was used to study preheating effects in a gas metal arc welding process. A model predictive strategy was adopted for automatic distortion control...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. February 2007, 129(1): 180–189.
Published Online: June 28, 2006
...Wei Lu; Y. M. Zhang; John Emmerson Practical welding control systems require durable/compact sensors to sense the welding process and appropriate control algorithms to produce smooth welds. A novel arc welding sensor, referred to as nontransferred plasma charge sensor, which requires no additional...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. August 2005, 127(3): 590–597.
Published Online: September 15, 2004
...Guo Xu; William W. Schultz; Elijah Kannatey-Asibu, Jr. A numerical model is developed to simulate the short-circuiting metal transfer process during gas metal arc welding (GMAW). The energy equation and the Marangoni convection are considered for the first time in analyzing the short-circuiting...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. November 2003, 125(4): 801–808.
Published Online: November 11, 2003
... of weld pool in single-pass arc welding. In order to obtain quality welds, this model will determine the effect of arc length on the formation of weld. Furthermore, the effects of welding parameters on the Gaussian heat source parameters (arc efficiency and heat distribution parameter) are also studied...
Topics: Welding, Heat
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. August 2002, 124(3): 695–701.
Published Online: July 11, 2002
... significantly improve welding productivity for such applications by reducing the number of passes. However, its competitiveness in comparison with traditional arc welding is weakened by its high cost, strict fit-up requirement, and difficulty in welding large structures. In this work, a different method...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. May 2001, 123(2): 348–355.
Published Online: March 1, 2000
...Bing Zheng; Radovan Kovacevic Gas metal arc welding (GMAW) of steel in argon-rich shielding usually features free-metal transfer and short-circuiting metal transfer. Projected spray transfer in one droplet per pulse (ODPP) mode in combination with the droplet detachment feedback control is one...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. February 2001, 123(1): 62–65.
Published Online: February 1, 2000
...P. J. Li; Y. M. Zhang This work aims to improve the measurement accuracy of arc length using the arc light at a particular wavelength during gas tungsten arc welding (GTAW) with argon shield. To this end, the effects of welding parameters on spectral distributions were studied. To verify...