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An optimization model of parameter matching for aircraft catapult launch

Research output: Contribution to journalArticlepeer-review

Abstract

To efficiently and fully utilize aircraft carrier resources, an optimization model is presented to deal with parameter matching between aircraft and carrier in the process of aircraft catapult launch. Based on carrier aircraft longitudinal dynamic equations and theorem of kinetic energy in catapult launch course, the work characteristics of different forces are learned and a theory model of parameter matching is deduced. In view of the uncertainty of the model parameters of the theory model and the low matching accuracy of the approximate model, an optimization model of parameter matching is introduced in line with the structure of theory model and the approximate model and is generated by the proposed immune genetic algorithm. Compared with the original genetic algorithm and immune algorithm, the proposed algorithm has better calculation accuracy and convergence. The calculation results show that the optimization model occupies certain application value of engineering estimation from the comparison with the relevant literature data and has higher precision than the approximate models. The validity of the proposed approach is verified with numerical case study on a carrier based aircraft.

Original languageEnglish
Pages (from-to)191-204
Number of pages14
JournalChinese Journal of Aeronautics
Volume33
Issue number1
DOIs
StatePublished - Jan 2020

Keywords

  • Aircraft catapult launch
  • Approximate model
  • Immune genetic algorithm
  • Optimization model
  • Parameter matching
  • Theory model

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