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임오강(Lim O-Kaung),유완석(Yoo Wan-Suk),최은호(Eun-Ho Ryu),류재봉(Jae-Bong Lee),이창훈(Lee Chang-Hoon),김상근(Kim Sang-Geun) 대한기계학회 2007 대한기계학회 춘추학술대회 Vol.2007 No.5
A three dimensional multibody modeling of a launcher system was developed and dynamic characteristics of the system was carried out. All the components were modeled as rigid bodies, All the components of system, ie; chassis, turret, cage and suspension parts, are modeled as rigid. The force interaction between the ground and tire was modeled as a point contact model. The factors were selected as cause and effect diagram of the MINITAB. To see effect of the stiffness, damping, mass at the launcher system, several cases of suspension parameters were compared and optimal values were selected. The stiffness and the damping coefficient were selected as design variables to minimize the required time for the next fire. The dynamic simulation was carried out using the ADAMS, and the MINITAB was employed for data analysis.