A new design method of single expansion ramp nozzles under geometric constraints for scramjets
Sign Up to like & getrecommendations! Published in 2017 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2017.03.013
Abstract: Abstract A new method based on maximum thrust theory to design a two-dimensional single expansion ramp nozzle with geometric constraints directly is presented in this paper. To generate the contour of the nozzle, the inviscid… read more here.
Keywords: single expansion; geometric constraints; expansion ramp; method ... See more keywords
Performance of double expansion ramp nozzle
Sign Up to like & getrecommendations! Published in 2023 at "Physics of Fluids"
DOI: 10.1063/5.0150295
Abstract: Additional thrust gained by expanding the supersonic stream emerging from a convergent–divergent (C–D) nozzle through a symmetric double expansion ramp nozzle (DERN) connected to the nozzle is experimentally investigated. Thrust augmentation caused by the DERN… read more here.
Keywords: ramp nozzle; double expansion; expansion ramp;
Single Expansion Ramp Nozzles: Impact of Ramp Length on Flow and Acoustics
Sign Up to like & getrecommendations! Published in 2021 at "AIAA Journal"
DOI: 10.2514/1.j059386
Abstract: This paper investigates the effect of external expansion ramps on supersonic flow emitted from high-aspect-ratio rectangular nozzles with a focus on additional sources of noise due to ramps as well... read more here.
Keywords: single expansion; expansion ramp; ramp nozzles; acoustics ... See more keywords
Modelling a Hypersonic Single Expansion Ramp Nozzle of a Hypersonic Aircraft through Parametric Studies
Sign Up to like & getrecommendations! Published in 2018 at "Energies"
DOI: 10.3390/en11123449
Abstract: This paper aims to contribute to developing a potential combined cycle air-breathing engine integrated into an aircraft design, capable of performing flight profiles on a commercial scale. This study specifically focuses on the single expansion… read more here.
Keywords: aircraft; single expansion; expansion ramp; expansion ... See more keywords