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ELORET researchers have worked and published widely in the subject area of Propulsion, in direct support of several NASA programs. They have contributed significantly to the progress of experimental and computational methods, and to the overall knowledge base in this field. Expertise and help are available in the following:

Supersonic Combustion Engines (Scramjets)

• injection and mixing modeling
• CFD code development
• hypersonic wind-tunnel experiments
• vehicle synthesis and propulsion system integration novel concepts: oblique detonation wave engine and pulsed detonation wave enhancement

High Speed Civil Transport Engine/Nozzle Design and Analysis

Gas Turbine Engines

• combustor modeling
• novel concepts: pulsed combustor, alternate fuels, NOx control

Pulsed Detonation Engine (PDE)

• first-ever numerical simulations
• CFD codes provided to other groups studying PDE
• examination of cycling rate and ignition requirements
• rocket mode proposed for high Isp

Rocket and Reusable Launch Vehicle Propulsion Systems

• performance analysis
• nozzle design
• jet/plume interaction and hard-body effects
• solid and liquid propellant systems analysis
• CFD analysis
• experimental testing techniques
• base-heating including radiative heating predictions during descent
• performance predictions for alternate fuels
• alternate propulsion concepts

Internal Combustion Engines

• performance characterizations and dynamometer testing
• emissions control evaluations
• experimental design
• alternate fuels performance analysis and emissions determinations
• Diesel, stratified charge, and lean burn engine studies