000013109 001__ 13109
000013109 005__ 20161114160327.0
000013109 04107 $$aeng
000013109 046__ $$k2009-06-22
000013109 100__ $$aKranjcevic, N.
000013109 24500 $$aAn algorithm for vibration analysis of a torsional system with clearances

000013109 24630 $$n2.$$pComputational Methods in Structural Dynamics and Earhquake Engineering
000013109 260__ $$bNational Technical University of Athens, 2009
000013109 506__ $$arestricted
000013109 520__ $$2eng$$aThe paper presents a new piecewise linear technique for solving equations of motion of torsional systems containing clearance type nonlinearities. The algorithm is based on piecing together the local linear solutions. The accuracy of the solution is the same at any time point inside the response since the local solutions are obtained analytically. The time step should be only sufficiently small for a reliable numerical determination of the switching point between two local solutions. Considering the proposed algorithm, the nonlinear frequency responses of the threedegree-of-freedom semi-definite torsional system with two clearances are analyzed. Good correlations with the results obtained by the describing function method confirm the algorithm.

000013109 540__ $$aText je chráněný podle autorského zákona č. 121/2000 Sb.
000013109 653__ $$aNonlinear Vibrations, Torsional Systems, Clearances, Piecewise Full Decoupling Algorithm. Abstract. The paper presents a new piecewise linear technique for solving equations of motion of torsional systems containing clearance type nonlinearities. The algorithm is based on piecing together the local linear solutions. The accuracy of the solution is the same at any time point inside the response since the local solutions are obtained analytically. The time step should be only sufficiently small for a reliable numerical determination of the switching point between two local solutions. Considering the proposed algorithm, the nonlinear frequency responses of the threedegree-of-freedom semi-definite torsional system with two clearances are analyzed. Good correlations with the results obtained by the describing function method confirm the algorithm.

000013109 7112_ $$aCOMPDYN 2009 - 2nd International Thematic Conference$$cIsland of Rhodes (GR)$$d2009-06-22 / 2009-06-24$$gCOMPDYN2009
000013109 720__ $$aKranjcevic, N.$$iStegic, M.$$iVrankovic, N.
000013109 8560_ $$ffischerc@itam.cas.cz
000013109 8564_ $$s670949$$uhttps://invenio.itam.cas.cz/record/13109/files/CD145.pdf$$yOriginal version of the author's contribution as presented on CD, section: Advances in structural vibrations - i (MS).
000013109 962__ $$r13074
000013109 980__ $$aPAPER