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A probabilistic optimization approach to vehicle suspension design under uncertainty

  • Xiaokai Chen*
  • , Qinghai Zhao
  • , Yi Lin
  • , Kang Song
  • *Corresponding author for this work
  • Beijing Institute of Technology
  • BAIC Group

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The problem of vehicle development subject to uncertain parameters is of great significance in realistic engineering applications. A probabilistic optimization approach are proposed to deal with the uncertainty and demonstrated in vehicle suspension design application. The uncertainty propagation is realized by Sparse Grid Techniques. As a hierarchical multilevel Multidisciplinary Design Optimization (MDO) method with uncertainty, Probabilistic Analytical Target Cascading (PATC) is enhanced by considering the first two statistical moments of interrelated responses. The proposed methods were demonstrated by a suspension probabilistic optimization problem, and were solved by the proposed PATC and SGNI. Results show that the enhanced PATC has good effectiveness and efficiency.

Original languageEnglish
Title of host publicationProceedings of the FISITA 2012 World Automotive Congress
Pages81-93
Number of pages13
EditionVOL. 10
DOIs
Publication statusPublished - 2013
EventFISITA 2012 World Automotive Congress - Beijing, China
Duration: 27 Nov 201230 Nov 2012

Publication series

NameLecture Notes in Electrical Engineering
NumberVOL. 10
Volume198 LNEE
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

ConferenceFISITA 2012 World Automotive Congress
Country/TerritoryChina
CityBeijing
Period27/11/1230/11/12

Keywords

  • Multidisciplinary design optimization (MDO)
  • Probabilistic optimization
  • Suspension
  • Uncertainty

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