Abstract
An attempt is made in this paper to find out the analytical solution of the thermal field induced in a semi-infinite body by a moving heat source with Gaussian distribution by selecting appropriate inside volume for submerged arc welding process. Three different types of heat source shapes in the form of oval, double ellipsoidal, and conical forms were considered and compared with the experimental result. The study shows that for heat input of submerged arc welding process, the best suitable heat source shape is in the form of an oval. The study also shows two alternate ways of predicting the size of the heat-affected zone.
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Ghosh, A., Chattopadhyay, H. Mathematical modeling of moving heat source shape for submerged arc welding process. Int J Adv Manuf Technol 69, 2691–2701 (2013). https://doi.org/10.1007/s00170-013-5154-z
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DOI: https://doi.org/10.1007/s00170-013-5154-z