Recent advances in cavity-based scramjet engine-a brief review

G Choubey, Y Devarajan, W Huang, K Mehar… - International Journal of …, 2019 - Elsevier
At present, the critical issue related to design of scramjet engine is to achieve efficient mixing
between the air and fuel. Among the several fuel injection strategies, cavity flame holder is …

Supersonic mixing in airbreathing propulsion systems for hypersonic flights

W Huang, Z Du, L Yan, Z Xia - Progress in Aerospace Sciences, 2019 - Elsevier
Achieving efficient fuel-air mixing is a crucial problem for the design of scramjet engines.
Due to the very short residence time of the fuel within the scramjet combustor for typical flight …

Injection of multi hydrogen jets within cavity flameholder at supersonic flow

A Edalatpour, A Hassanvand, MB Gerdroodbary… - International Journal of …, 2019 - Elsevier
Efficient distribution of hydrogen gas inside the supersonic chamber is the main challenge
for the increasing the performance of the supersonic vehicles. In this study, the new injection …

Review of cavity ignition in supersonic flows

Z Cai, T Wang, M Sun - Acta Astronautica, 2019 - Elsevier
The cavity-based flameholder is a promising device in supersonic combustion issues in a
scramjet engine and it also provides a favorable ignition environment inside the cavity owing …

Ignition processes and modes excited by laser-induced plasma in a cavity-based supersonic combustor

Z Cai, J Zhu, M Sun, Z Wang, XS Bai - Applied Energy, 2018 - Elsevier
The ignition processes in an ethylene-fueled supersonic combustor excited by laser-induced
plasma (LIP) were investigated experimentally under the condition of inflow Ma number of …

Numerical investigation on the combustion characteristics of aluminum powder fuel in a supersonic cavity-based combustor

Y Feng, S Luo, J Song, K Xia, D Xu - Applied Thermal Engineering, 2023 - Elsevier
In order to explore the propulsion performance and combustion organization rules of powder
fueled scramjets, research on powder fuel combustion characteristics in a supersonic cavity …

Hydrogen fueled scramjet combustor with a wavy-wall double strut fuel injector

OR Kummitha, KM Pandey - Fuel, 2021 - Elsevier
The demand for the enhancement of scramjet performance is increasing worldwide due to
its tremendous and upcoming applications. The major challenge in scramjet engines is the …

Numerical investigation on flow and mixing characteristics of powder fuel under strong shear and shock wave interaction

Y Feng, S Luo, J Song, D Xu - Energy, 2023 - Elsevier
In this investigation, the mixing process of powder fuel transverse jet and supersonic airflow
are discussed. The effects of particle size and induced shock wave on flow and mixing …

Effect of cavity geometry on fuel transport and mixing processes in a scramjet combustor

Z Cai, M Sun, Z Wang, XS Bai - Aerospace Science and Technology, 2018 - Elsevier
This paper reports a numerical investigation on the effect of cavity geometry on fuel transport
and mixing processes in a scramjet combustor with a single rear-wall-expansion cavity. The …

Experiments on flame stabilization in a scramjet combustor with a rear-wall-expansion cavity

Z Cai, X Zhu, M Sun, Z Wang - international journal of hydrogen energy, 2017 - Elsevier
The current study investigated the characteristics of the flame stabilization in a hydrogen
fueled scramjet combustor with a rear-wall-expansion cavity at the inflow condition of Mach …