Title |
Free Vibration Analysis of Laminated Composite Stiffened Plates under the In-plane Compression and Shear Loads |
Keywords |
Free vibration analysis ; Composite stiffened plates ; Lanczos method ; Assumed natural strain ; 9-node shell element ; 자유진동해석 ; 적층 복합 보강판 ; Lanzcos 방법 ; 가정 변형률 ; 9절점 쉘 요소 |