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사출성형에서의 Penalty Formulation 을 이용한 Packing 과정 해석
강성용(Sung Yong Kang),김승모(Seung Mo Kim),김선경(Sun Kyung Kim),이우일(Woo Il Lee),김대환(Dae Hwan Kim),김우규(Woo Kyu Kim),김형채(Hyung Chae Kim) 대한기계학회 2004 대한기계학회 춘추학술대회 Vol.2004 No.11
The penalty method has been widely applied to analyses of incompressible fluid flow. However, we have not yet found any prior studies that employed penalty method to analyze compressible fluid flow. In this study, with an eye on the apparent similarity between the slight compressible formulation and the penalty formulation, we have proposed a new approximate approach that can analyze compressible packing process using the penalty parameter l. Based on the assumption of the isothermal flow, a set of reference solutions was obtained to verify the validity of the proposed scheme. Furthermore, we have applied the proposed scheme to the analysis of the packing process of different cases.