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Parametric analysis for intercooled recuperated turbofan engines

  • Beihang University

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

Abstract

This paper aims at delivering a good insight into Intercooled Recuperative Engine Cycle through parametric analysis. Firstly, a numerical simulation model is created for an intercooled recuperated tri-spool turbofan engine with split exhaust. Secondly, aided by this model, couple relationships are analyzed between the IRA engine design parameters, heat exchanger design parameters, engine performance, and heat exchanger weight. Results show that; (1)The optimal overall pressure ratio for inter-cooled recuperated cycle engine decreases with the increase of heat exchanger efficiency; (2)Design aspects such as the mass flow ratio, the pressure ratio split between intermediate and high pressure compressor are found to greatly affect the perform-ance of the proposed IRA engine. (3)The higher the effectiveness of the recuperator effectiveness, the lower the SFC and the optimum OPR is also lower. However, the weight penalty increased dramatically.

Original languageEnglish
Title of host publicationProceedings of 2010 Asia-Pacific International Symposium on Aerospace Technology, APISAT 2010
PublisherNorthwestern Polytechnical University
Pages1056-1058
Number of pages3
ISBN (Electronic)9787561228999
StatePublished - 2010
Event2010 Asia-Pacific International Symposium on Aerospace Technology, APISAT 2010 - Xi'an, China
Duration: 13 Sep 201015 Sep 2010

Publication series

NameProceedings of 2010 Asia-Pacific International Symposium on Aerospace Technology, APISAT 2010

Conference

Conference2010 Asia-Pacific International Symposium on Aerospace Technology, APISAT 2010
Country/TerritoryChina
CityXi'an
Period13/09/1015/09/10

Keywords

  • Intercooled Recuperative Engine Cycle
  • Intercooler
  • Recuperator
  • Thermal dynamic
  • Turbofan engine

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