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김영명(Kim Yeongmyeong),오정우(Oh Jungwoo),추성식(Choo Sungsik),하지우(Ha Jiwoo),이효근(Lee Hyogeun) 대한기계학회 2014 대한기계학회 춘추학술대회 Vol.2014 No.11
The purpose of this study is to restore ‘Hwacha by Byeon Eejung’ in Chosun dynasty. Hwacha was used mainly on the Battle of Haengju of Japanese Invasion of Chosun, but none of the drawing or description is left except the design of Hwacha on Mangamjip. So this research aims to restore of Hwacha as an object. In this research, researchers came up with the changeable-hinge model by scientific and historic demonstrations. In the scientific demonstrations, researchers suggest black gunpowder, torque, and scattershot, in the historic demonstrations they suggest design of Hwacha, topography, and a battle array. The result of this study presents the conclusion that Hwacha used in the Japanese Invasion was changeable with hinges. Researchers also finished designing the model in 3D and made it into real mockup miniature.