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Keywords: time-varying systems
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Journal Articles
Article Type: Research Papers
J. Comput. Nonlinear Dynam. January 2012, 7(1): 011004.
Published Online: August 9, 2011
... equations eigenvalues and eigenfunctions feedback finite element analysis numerical stability periodic control time-varying systems It is well known that the main dynamical instability in many systems in science and engineering which are modeled with delay-differential equations (DDEs) is due...
Journal Articles
Article Type: Research Papers
J. Comput. Nonlinear Dynam. October 2011, 6(4): 041003.
Published Online: March 22, 2011
... computes a = − 0.998 and b = 1.0063 , independent of the simulation module. A methodology for estimating unknown parameters in nominal delayed nonlinear time-varying system models from available data is proposed and illustrated. The algorithm is based on Chebyshev spectral...
Journal Articles
Article Type: Research Papers
J. Comput. Nonlinear Dynam. July 2011, 6(3): 031017.
Published Online: March 2, 2011
... 2011 discrete time systems large-scale systems linear systems nonlinear systems parameter estimation partial differential equations signal synthesis time-varying systems wind turbines An important aspect of the dynamic response of wind turbines and other flexible rotating systems...
Journal Articles
Article Type: Research Papers
J. Comput. Nonlinear Dynam. January 2011, 6(1): 011020.
Published Online: October 13, 2010
... be observed by using the SPD-PD-type ILC. 12 09 2009 01 07 2010 13 10 2010 13 10 2010 adaptive control convergence of numerical methods feedback iterative methods learning systems nonlinear control systems PD control position control time-varying systems tracking...
Journal Articles
Article Type: Research Papers
J. Comput. Nonlinear Dynam. October 2008, 3(4): 041003.
Published Online: August 19, 2008
...S. Kalender; H. Flashner This paper proposes a new design approach for control of periodically time-varying systems. The approach is based on the point-mapping technique to obtain an equivalent linear time-invariant sampled-data system for the linear periodically time-varying system...
Journal Articles
Article Type: Research Papers
J. Comput. Nonlinear Dynam. January 2008, 3(1): 011010.
Published Online: December 7, 2007
... simulated over a certain interval of time using known parameter values to generate the required data. It is in this module that the effectiveness of collocation-based optimization in computing solutions to the general nonlinear time-varying systems is also illustrated. Estimation module. Secondly...
Journal Articles
Article Type: Research Papers
J. Comput. Nonlinear Dynam. January 2008, 3(1): 011001.
Published Online: October 24, 2007
... , removing the frequency indeterminacy. 31 03 2006 05 10 2006 24 10 2007 N-body problems multivariable systems linearisation techniques stability eigenvalues and eigenfunctions matrix algebra time-varying systems autoregressive processes multibody systems stability...
Journal Articles
Article Type: Research Papers
J. Comput. Nonlinear Dynam. April 2007, 2(2): 124–131.
Published Online: December 8, 2006
... nonlinear control systems feedback linearisation techniques time-varying systems periodic control symbol manipulation gain control control system synthesis Nonlinear time-periodic systems appear naturally in various branches of science and engineering and numerous practical applications can...
Journal Articles
Article Type: Research Papers
J. Comput. Nonlinear Dynam. July 2006, 1(3): 212–220.
Published Online: March 22, 2006
... in industry. 27 06 2005 22 03 2006 time-varying systems friction bifurcation damping vibrations The friction-induced oscillations have been of great interest for a long time because the friction-induced vibrations extensively exist in engineering. The discontinuity of the system...
Journal Articles
Article Type: Research Papers
J. Comput. Nonlinear Dynam. October 2006, 1(4): 307–311.
Published Online: March 15, 2006
... at some t ; or success, in which the x i ( t ) converge to an orbit, which is a (local) minimum of the action, and, therefore, a genuine trajectory of the equations of motion where F i = m i x ̈ i for all i . N-body problems time-varying systems...