In this paper,firstly we built a finite element model of the folding wing by MSC/PATRAN and solved the main vibration modes in case of varied folding angles by NASTRAN.

• 在本文中,首先用MSC/PATRAN建立了折叠翼的有限元模型,然后用NASTRAN求解出折叠翼在各折叠角下的主要振动模态。