A multi-level adaptive GP-VM algorithm for composite system reliability evaluation considering rare events

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Abstract

Variance Minimization (VM) technique is one of the most popular methods for importance sampling (IS), but it has never been successfully applied to composite (generation and transmission) system reliability evaluation due to the difficulty of solving. In this paper, Geometric Programming (GP) is firstly introduced to repeatedly solve the VM optimization model in multi-levels to adaptively obtain the optimal IS parameters used in a IS-Monte Carlo Simulation (MCS) based composite system reliability evaluation considering rare events. Then, the IEEE Reliability Test System and its modified version are used to test the proposed methodology, and the proposed method is compared with another important technique for IS of Cross-Entropy (CE) in estimation accuracy and convergence performance.

Original languageEnglish
Title of host publication2016 IEEE Power and Energy Society General Meeting, PESGM 2016
PublisherIEEE Computer Society
ISBN (Electronic)9781509041688
DOIs
StatePublished - 10 Nov 2016
Event2016 IEEE Power and Energy Society General Meeting, PESGM 2016 - Boston, United States
Duration: 17 Jul 201621 Jul 2016

Publication series

NameIEEE Power and Energy Society General Meeting
Volume2016-November
ISSN (Print)1944-9925
ISSN (Electronic)1944-9933

Conference

Conference2016 IEEE Power and Energy Society General Meeting, PESGM 2016
Country/TerritoryUnited States
CityBoston
Period17/07/1621/07/16

Keywords

  • Geometric Programming (GP)
  • Importance sampling (IS)
  • Rare events
  • Reliability evaluation
  • Variance Minimization (VM)

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