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Aeroengine turbine exhaust gas temperature prediction using process support vector machines

  • Harbin Institute of Technology Weihai

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

Abstract

The turbine exhaust gas temperature (EGT) is an important parameter of the aeroengine and it represents the thermal health condition of the aeroengine. By predicting the EGT, the performance deterioration of the aeroengine can be deduced in advance and its remaining time-on-wing can be estimated. Thus, the flight safety and the economy of the airlines can be guaranteed. However, the EGT is influenced by many complicated factors during the practical operation of the aeroengine. It is difficult to predict the change tendency of the EGT effectively by the traditional methods. To solve this problem, a novel EGT prediction method named process support vector machine (PSVM) is proposed. The solving process of the PSVM, the kernel functional construction and its parameter optimization are also investigated. Finally, the proposed prediction method is utilized to predict the EGT of some aeroengine, and the results are satisfying.

Original languageEnglish
Title of host publicationAdvances in Neural Networks, ISNN 2013 - 10th International Symposium on Neural Networks, Proceedings
PublisherSpringer Verlag
Pages300-310
Number of pages11
EditionPART 1
ISBN (Print)9783642390647
DOIs
StatePublished - 2013
Externally publishedYes
Event10th International Symposium on Neural Networks, ISNN 2013 - Dalian, China
Duration: 4 Jul 20136 Jul 2013

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
NumberPART 1
Volume7951 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference10th International Symposium on Neural Networks, ISNN 2013
Country/TerritoryChina
CityDalian
Period4/07/136/07/13

Keywords

  • Aeroengine
  • Condition monitoring
  • Process support vector machines
  • Time series prediction
  • Turbine exhaust gas temperature

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