아크 점용접 구조물의 정밀 용접 열변형 해석에 관한 연구 (I) -온도 모니터링 및 열전달 모델 정립- = The Analysis of Welding Deformation in Arc-spot Welded Structure (I) - Temperature Monitoring and Heat Transfer Analysis -

다국어 초록 (Multilingual Abstract)

Arc-spot welding is generally used in joining of precise parts such as case and core in electronic compressor. It is important to control joining deformation in electronic compressor because clearance control in micrometer order is needed for excellent airtightness and anti-nose. The countermeasures far this deformation in field have mainly been dependent on the rule of try and error by operator's experience because of productivities. For control this deformation problem without influence on productivities, development of exact simulation model should be needed. In this study, to solve this deformation problem in arc-spot welded structure with case and core, we intend to make a simulation model that is able to predict deformation in precise order by tuning and feedback between sensing data and simulation results. This paper include development of heat input model for arc-spot welding, temperature monitoring and make a heat transfer model using sensing data in product.