Studies on expander bleed cycle engines for launchers

Martin Sippel, Armin Herbertz, Chiara Manfletti, Holger Burkhardt, Takayuki Imoto, Dietrich Haeseler, Andreas Götz

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

6 Scopus citations

Abstract

Results of theoretical investigations on expander bleed cycle engines as well as operational experience with the LE-5B rocket motor are described. Based on results of an earlier cycle analysis, an improved engine variant of a high thrust, cryogenic bleed cycle engine is analyzed. Its performance is calculated, and a preliminary engine sizing and mass analysis is carried out. Improvement options as well as growth potential of the cycle is investigated. Special attention is paid to the critical heat-transfer in the thrust chamber region. Finally, an ascent trajectory optimization and an assessment of the complete vehicle are performed to evaluate the engine as part of a future semi reusable launch system.

Original languageEnglish
Title of host publication39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit
StatePublished - 2003
Externally publishedYes
Event39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit 2003 - Huntsville, AL, United States
Duration: 20 Jul 200323 Jul 2003

Publication series

Name39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit

Conference

Conference39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit 2003
Country/TerritoryUnited States
CityHuntsville, AL
Period20/07/0323/07/03

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