Classical linear flutter analysis is based on the solution of flutter eigenvalue problem, and needs to track the root loci to determine the correct flutter boundary but sometimes it may fail.

• 摘要经典的线性颤振分析方法需要求解颤振特征值问题，并需要对特征值进行跟踪排序，以消除在确定颤振临界点时可能出现的颤振模态分支的“窜支”问题，从而影响了颤振分析的效率及自动化程度。