Use of eigenvectors in the solution of the flutter equation

Van Zyl, Louwrens H2008-05-082008-05-081993-07Van Zyl, L.H. 1993. Use of eigenvectors in the solution of the flutter equation. Journal of Aircraft, Vol. 30(4), pp 553-5540021-8669http://hdl.handle.net/10204/2244The use of eigenvectors to assign eigenvalues to modes for the p-k formulation of the flutter equation is described. The procedure has the potential to overcome some of the problems of the determinant iteration procedure to solve the flutter equation. Advantages of the proposed procedure include the possibility of using a general eigenvalue routine capable of solving repeated eigenvalues, effective distinguishing of eigenvalues, initial frequency values requirement used only for the first calculation of reduced frequency at each speed, and reduced computation time.enAeroelasticityEigenvectorsFlutterEigenvaluesIterative solutionVibration testsWingsUse of eigenvectors in the solution of the flutter equationArticleVan Zyl, L. H. (1993). Use of eigenvectors in the solution of the flutter equation. http://hdl.handle.net/10204/2244Van Zyl, Louwrens H "Use of eigenvectors in the solution of the flutter equation." (1993) http://hdl.handle.net/10204/2244Van Zyl LH. Use of eigenvectors in the solution of the flutter equation. 1993; http://hdl.handle.net/10204/2244.TY - Article AU - Van Zyl, Louwrens H AB - The use of eigenvectors to assign eigenvalues to modes for the p-k formulation of the flutter equation is described. The procedure has the potential to overcome some of the problems of the determinant iteration procedure to solve the flutter equation. Advantages of the proposed procedure include the possibility of using a general eigenvalue routine capable of solving repeated eigenvalues, effective distinguishing of eigenvalues, initial frequency values requirement used only for the first calculation of reduced frequency at each speed, and reduced computation time. DA - 1993-07 DB - ResearchSpace DP - CSIR KW - Aeroelasticity KW - Eigenvectors KW - Flutter KW - Eigenvalues KW - Iterative solution KW - Vibration tests KW - Wings LK - https://researchspace.csir.co.za PY - 1993 SM - 0021-8669 T1 - Use of eigenvectors in the solution of the flutter equation TI - Use of eigenvectors in the solution of the flutter equation UR - http://hdl.handle.net/10204/2244 ER -