Solar Surfing-Phase I and Solar Surfing – How Close to the Sun Can We Get?

Abstract: The NASA Innovative Advanced Concept (NIAC) program has been funding work at KSC on a…

Conformal Lightweight Antenna Structures for Aeronautical Communication Technologies

Abstract: This project is to develop antennas which enable beyond line of sight (BLOS) command and…

Gaseous Emissions Results from a Three-Cup Flametube Test of a Third-Generation Swirl-Venturi Lean Direct Injection Combustion Concept

Abstract: This paper summarizes the development of lean direct injection (LDI) combustor technology at, or in…

Dual-Mode Free-Jet Combustor

Abstract: The dual-mode free-jet combustor concept, pictured in figure 1, is described. It was introduced in…

Regenerative Fuel Cell Power Systems for Lunar and Martian Surface Exploration

Abstract: This paper presents the preliminary results of a recent National Aeronautics and Space Administration (NASA)…

Proposal and Development of a High Voltage Variable Frequency Alternating Current Power System for Hybrid Electric Aircraft

Abstract: The development of ultra-efficient commercial vehicles and the transition to low-carbon emission propulsion are seen…

Reconfiguration of NASA GRC’s Vacuum Facility 6 for Testing of Advanced Electric Propulsion System (AEPS) Hardware

Abstract: The NASA Hall Effect Rocket with Magnetic Shielding (HERMeS) 12.5 kilowatt Hall thruster has been…

Characterization of the NEXT Hollow Cathode Inserts After Long-Duration Testing

Abstract: Hollow dispenser cathode inserts are a critical element of electric propulsion systems, and should therefore…

The Impact of Harness Impedance on Hall Thruster Discharge Oscillations

Abstract: Hall thrusters exhibit characteristic discharge voltage and current oscillations during steady-state operation. The lower frequency…

Heater Validation for the NEXT-C Hollow Cathodes

Abstract: Swaged cathode heaters whose design was successfully demonstrated under a prior flight project are to…