Chaotic behavior in a simple DC drive

K. T. Chau, J. H. Chen, C. C. Chan, Jenny K.H. Pong, D. T.W. Chan

Research output: Unpublished conference presentation (presented paper, abstract, poster)Conference presentation (not published in journal/proceeding/book)Academic researchpeer-review

25 Citations (Scopus)

Abstract

Remarkably complex behavior, namely chaotic behavior, in a simple dc chopper-fed dc motor drive system has been investigated. An iterative map that describes the nonlinear dynamics of the system operating in the continuous conduction mode is derived. It shows that different bifurcation diagrams can be obtained by varying different system parameters, and the system exhibits not only a typical period-doubling route to chaos but also the period-3 window. Analytical modeling of period-1 and hence period-p orbits as well as their stability analysis using the characteristic multipliers are presented. Thus, those stable ranges of various system parameters can be formulated, and hence the chaotic ranges can be determined. The theoretical results are verified by using both PSpice simulation and experimental measurement.

Original languageEnglish
Pages473-479
Number of pages7
Publication statusPublished - 1997
Externally publishedYes
EventProceedings of the 1997 2nd International Conference on Power Electronics and Drive Systems, PEDS. Part 2 (of 2) - Singapore, Singapore
Duration: 26 May 199729 May 1997

Conference

ConferenceProceedings of the 1997 2nd International Conference on Power Electronics and Drive Systems, PEDS. Part 2 (of 2)
CitySingapore, Singapore
Period26/05/9729/05/97

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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