Journal ArticleDOI
Experimental study on the influence of the injection structure on solid scramjet performance
TLDR
In this paper, the influence of three different injection structures on the performance of a solid scramjet was investigated using direct-connect tests using a boron-based fuel-rich propellant and simulated a flight Mach number 5.6 at 25 km.About:
This article is published in Acta Astronautica.The article was published on 2021-11-01. It has received 8 citations till now. The article focuses on the topics: Scramjet & Nozzle.read more
Citations
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Journal ArticleDOI
Numerical study on the transverse jet flow and mixing characteristics of hydrogen/metal powder fuel in powder fuel scramjet
TL;DR: In this paper , the porosity was introduced into the Navier-Stokes equation, and a program suitable for solving gas-particle two-phase flow in the supersonic flow field was developed.
Journal ArticleDOI
Experimental investigation of combustion mode transitions on solid rocket scramjet combustor
Libei Zhao,Zhixun Xia,Likun Ma,Binbin Chen,Yunchao Feng,Pengnian Yang,Chaolong Li,Yifan Duan +7 more
TL;DR: In this article , a direct-connect experimented investigation of combustion modes transition was carried out, simulating inflow conditions of Mach number 6.0 and flight altitude 25 km, and the experimental pressure data were used to distinguish the combustion modes accurately.
Journal ArticleDOI
Direct-Connect Test of Solid Scramjet with Symmetrical Structure
TL;DR: In this paper, the authors reported the first direct-connect test of a solid scramjet with symmetrical structure, carried out using boron-based fuel-rich solid propellant as fuel.
Journal ArticleDOI
A Preliminary Research on Combustion Characteristics of a Novel-Type Scramjet Combustor
TL;DR: In this article , a strut-based scramjet is proposed, and a series of simulations are conducted to investigate its possibility of practical application, and the results indicate that the flow field and shock wave structure of such engine reveal similar characteristics as the classical DLR engine, and variations in engine geometry can significantly affect its combustion characteristics.
Journal ArticleDOI
Microstructure and ablation mechanism of C/C-ZrC-SiC composite in the solid scramjet plumes environment
Yuchen Liu,Zhixun Xia,Likun Ma,Pengnian Yang,Binbin Chen,Yunchao Feng,Yi Zeng,Chaolong Li,Jiarui Zhang,Yifan Duan +9 more
TL;DR: In this article , the mass ablation rate (MAR) of C/C-ZrC-SiC composite was investigated in a two-phase flow environment with ultra-high temperature, strong oxidation, and supersonic gas-solid two phase flow.
References
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Computer Program for Calculation of Complex Chemical Equilibrium Compositions and Applications II. Users Manual and Program Description. 2; Users Manual and Program Description
Bonnie J. McBride,Sanford Gordon +1 more
Journal ArticleDOI
Historical Survey on Enhanced Mixing in Scramjet Engines
TL;DR: In this paper, the authors reviewed several methods used by the scramjet community to enhance mixing of fuel with oxidizer to achieve high combustion efe ciency with reduced length combustors.
Journal ArticleDOI
An overview on flight dynamics and control approaches for hypersonic vehicles
Bin Xu,ZhongKe Shi +1 more
TL;DR: Several commonly studied hypersonic flight dynamics such as winged-cone model,truth model, curve-fitted model, control oriented model and re-entry motion are presented.
Journal ArticleDOI
Numerical investigations of hybrid rocket engines
TL;DR: In this paper, a mathematical model is developed accounting for the peculiarities of diffusion combustion of fuel in the flow of oxidant, which is composed of oxygen-nitrogen mixture.
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