Experimental investigation of dynamic identification and control of wall pressure on scramjet combustor model

Xiaobao Han, Huacong Li

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

Abstract

For accurate aerodynamic thermodynamic regulation for scramjet engine, the state parameter wall pressure dynamic identification and control characteristics are investigated experimentally in this article. The dynamic responses of scramjet combustor wall pressure are stimulated by step input of kerosene under different conditions, then the transfer functions between the fuel and wall pressures measured in different locations are identified and dynamic, static characteristics are analyzed for control purposes. Based on designed control experiment system, the controllability and control characteristics of wall pressure are investigated in supersonic combustion conditions. Then the influences of fuel equivalence ratios(ER) and measurement locations are also contrastively studied. The control experiments and analysis results are given fundamental characteristics about the wall pressure control performances which are important in scramjet engine control engineering and performance optimization.

Original languageEnglish
Title of host publicationProceedings of the 2017 5th International Conference on Control, Mechatronics and Automation, ICCMA 2017
PublisherAssociation for Computing Machinery
Pages30-34
Number of pages5
ISBN (Electronic)9781450353397
DOIs
StatePublished - 11 Oct 2017
Event5th International Conference on Control, Mechatronics and Automation, ICCMA 2017 - Edmonton, Canada
Duration: 11 Oct 201713 Oct 2017

Publication series

NameACM International Conference Proceeding Series

Conference

Conference5th International Conference on Control, Mechatronics and Automation, ICCMA 2017
Country/TerritoryCanada
CityEdmonton
Period11/10/1713/10/17

Keywords

  • Control performance
  • Model identification
  • Scramjet combustor
  • Wall Pressure

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