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김종범(Jong-Bum Kim),황영진(Young-Jin Hwang),이석순(Seok-Soon Lee),최창곤(Chang-Gon Choi),손재홍(Jae-Hong Son) 대한기계학회 2003 대한기계학회 춘추학술대회 Vol.2003 No.4
In this study, non-linear dynamic FE analysis of a tracked vehicle under the traveling load is<br/> performed by FE code ABAQUS. The stability of vehicle is examined using the structure analysis for<br/> the road wheel. The dynamic analysis is performed by traveling load. The traveling load include the 6<br/> step loading spectrum about road wheel. The stress level around road wheel are 30 MPa ~ 40 MPa.<br/> These value are indicated under modified fatigue strength 50.3 MPa. It takes about 3 second to be<br/> stable the structure after traveling load.
황영진(Young Jin Hwang),김종범(Jong Bum Kim),이석순(Seok Soon Lee),최창곤(Chang Gon Choi),손재홍(Jae Hong Son) 대한기계학회 2003 대한기계학회 춘추학술대회 Vol.2003 No.4
The tracked vehicle travel on off rod and on rod. So the tracked vehicle need a sufficient stiffness<br/> and a lightweight. In this study we performed FEA for the track vehicle and performed topology<br/> optimization based on the results of FEA. The displacements of road wheel are used as displacement<br/> constraint for topology optimization. We performed topology optimization with the control of the frame<br/> size which is the results of topology optimization and suggested the shaped of the tracked vehicle<br/> bottom plate of topology optimization