Ku et al. [5–6] conducted a forming analysis and forming experiment on the rectangular case used for a 5.69-mm-wide lithium-ion secondary battery.
Song [7] performed a multi-stage deep drawing analysis using a rectangular low-carbon thin steel sheet, while Min et al. [8] conducted a study on improvements in the forming process in a multistage rectangular deep drawing process.
However, few studies have been done on the large products required for real-scale electric cars Therefore, this study selected a battery case model whose scale is applicable to real cars and analyzed the deep drawing process used for forming rectangular cases using the commercial program Deform[9-10].
The applied load, stress, strain, and strain flow in each process were obtained and analyzed, and the results were compared with the experimental results for the prototype that was manufactured on the basis of the analysis results
Ku et al. [5–6] conducted a forming analysis and forming experiment on the rectangular case used for a 5.69-mm-wide lithium-ion secondary battery. Song [7] performed a multi-stage deep drawing analysis using a rectangular low-carbon thin steel sheet, while Min et al. [8] conducted a study on improvements in the forming process in a multistage rectangular deep drawing process.However, few studies have been done on the large products required for real-scale electric cars Therefore, this study selected a battery case model whose scale is applicable to real cars and analyzed the deep drawing process used for forming rectangular cases using the commercial program Deform[9-10]. The applied load, stress, strain, and strain flow in each process were obtained and analyzed, and the results were compared with the experimental results for the prototype that was manufactured on the basis of the analysis results
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