Direct numerical simulation of subsonic–supersonic mixing layer
Sign Up to like & getrecommendations! Published in 2018 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2018.10.004
Abstract: Abstract Rocket jet flow and airflow represent a typical mixing layer flow in a combustion chamber of a combined air-breathing propulsion system. Previous studies indicate that highly and weakly compressible mixing layers are similar in… read more here.
Keywords: mixing layer; layer; subsonic supersonic; supersonic mixing ... See more keywords
Numerical and experimental investigation of the geometrical scale effect on a confined subsonic-supersonic shear layer
Sign Up to like & getrecommendations! Published in 2020 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2020.04.044
Abstract: Abstract The evolution characteristics of confined subsonic-supersonic shear layers have been investigated experimentally employing the schlieren system and numerically using the large eddy simulation (LES) method under different geometrical scales, including the height of combustion… read more here.
Keywords: shear layer; supersonic shear; layer; confined subsonic ... See more keywords
Evolution of subsonic and supersonic corner vortices in a supersonic cascade
Sign Up to like & getrecommendations! Published in 2019 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2019.105509
Abstract: Abstract Numerical investigations on a supersonic cascade are conducted at the flow-through, high-backpressure, and low-speed modes to obtain a deeper understanding of the generation, development, and transformation of the subsonic and supersonic corner vortices. The… read more here.
Keywords: supersonic cascade; supersonic corner; corner vortices; corner ... See more keywords
Experimental study on evolution characteristics of plane subsonic-supersonic shear layer
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.105791
Abstract: Abstract The study of plane subsonic-supersonic shear layer formed by the subsonic ramjet air and the supersonic rocket jet in the rocket based combined cycle is of profound significance for analyzing the mixing characteristics in… read more here.
Keywords: shear layer; pressure; supersonic shear; layer ... See more keywords
Evolution characteristics of subsonic-supersonic mixing layer impinged by shock waves
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.106150
Abstract: Abstract The study of interaction between shock wave and mixing layer commonly existed in rocket based combined cycle engine is of profound significance for mixing enhancement in combustor. In this paper, the three-dimensional structures of… read more here.
Keywords: mixing layer; shock; shock waves; supersonic mixing ... See more keywords
The effects of subsonic and supersonic dissociated air flow on the surface of ultra-high-temperature HfB2-30 vol% SiC ceramics obtained using the sol-gel method
Sign Up to like & getrecommendations! Published in 2020 at "Journal of The European Ceramic Society"
DOI: 10.1016/j.jeurceramsoc.2019.11.023
Abstract: Abstract By hot pressing (1900 °C, 30 MPa, holding time 15 min) of HfB2-(SiO2-C) composite powder, an ultra-high-temperature ceramic material of HfB2-30 vol% SiC composition with nanocrystalline silicon carbide has been obtained. The effects of subsonic and supersonic dissociated… read more here.
Keywords: dissociated air; temperature; surface; air flow ... See more keywords
How a dissimilar-chain system is splitting: Quasi-static, subsonic and supersonic regimes
Sign Up to like & getrecommendations! Published in 2017 at "Journal of The Mechanics and Physics of Solids"
DOI: 10.1016/j.jmps.2017.07.014
Abstract: Abstract We consider parallel splitting of a strip composed of two different chains . As a waveguide, the dissimilar-chain structure radically differs from the well-studied identical-chain system. It is characterized by three speeds of the… read more here.
Keywords: chain; quasi static; strip; dissimilar chain ... See more keywords