Search Strategies For Failure Cascade Paths In Power System Graphs

Authors:
Jianfeng Zhang;James A. Bucklew;Fernando L. Alvarado
Affiliations:
Midwest ISO, Carmel, Indiana 46032, E-mail: jzhang@midwestiso.org;Department of Electrical and Computer Engineering, University of Wisconsin, Madison, Wisconsin 53706, E-mail: bucklew@engr.wisc.edu;Department of Electrical and Computer Engineering, University of Wisconsin, Madison, Wisconsin 53706, E-mail: alvarado@engr.wisc.edu
Venue:
Probability in the Engineering and Informational Sciences
Year:
2005

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Abstract

This paper addresses computer simulation of cascading failures in electric power systems. The paper analyzes the convergence rates of estimator variance in importance sampling and in random search strategies. A uniform search strategy based on the Metropolis algorithm is proposed.