5 Result(s)
within
Jiyoung Yu
Computer-Aided Engineering (CAD, CAE) and Design
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Article
Misalignment monitoring between electrodes and a rivet in three-sheet resistance element welding based on dynamic resistance
Resistance element welding (REW) has been applied to join various dissimilar materials such as steel and aluminum alloy. In this study, we propose a monitoring methodology that can predict misalignment between...
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Article
Improvement of fatigue performance by applying tandem GMAW in lap joints with gaps
Chassis parts that support the entire load of an automobile, such as the frame, cross-member, and lower arm, require fatigue performance. Chassis parts require different fatigue performances, depending on the ...
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Article
Weld fatigue behavior of gas metal arc welded steel sheets based on porosity and gap size
Galvannealed (GA) steel sheet is applied to the chassis parts of automobiles with fatigue durability important through gas metal arc welding (GMAW). However, the pores due to zinc vaporization and gaps of the ...
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Article
Effects of welding current and torch position parameters on minimizing the weld porosity of zinc-coated steel
This study involves an investigation of the effects of the welding current and torch position parameters, including the travel angle, torch-aiming position, and work angle, on reducing the weld porosity in the...
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Article
Effect of cover sheet on dissimilar three-steel sheets resistance spot welding
The use of high-strength steels on car bodies has been increasing gradually for lightweight vehicle body. In general, the resistance spot weldability of high-strength steels is poor compared to that of low-car...
