Results 41 to 50 of about 139,373 (174)

Modeling of Supersonic Combustion Systems for Sustained Hypersonic Flight

open access: yesEnergies, 2017
Through Computational Fluid Dynamics and validation, an optimal scramjet combustor has been designed based on twin-strut Hydrogen injection to sustain flight at a desired speed of Mach 8.
Stephen M. Neill, Apostolos Pesyridis
doaj   +1 more source

Multilateral‐Jets Interaction on Hypersonic Missiles: A Numerical Investigation

open access: yesInternational Journal of Aerospace Engineering, Volume 2026, Issue 1, 2026.
This paper numerically investigates flow field interaction and aerodynamic interference characteristics of multilateral‐jets on hypersonic missiles. Three‐dimensional compressible RANS equations coupled with the SST k‐ω turbulence model are solved using the finite volume method.
Zhao Sun   +3 more
wiley   +1 more source

Combined Magnetohydrodynamic and Geometric Optimization of a Hypersonic Inlet

open access: yesInternational Journal of Aerospace Engineering, 2009
This paper considers the numerical optimization of a double ramp scramjet inlet using magnetohydrodynamic (MHD) effects together with inlet ramp angle changes.
Kamesh Subbarao, Jennifer D. Goss
doaj   +1 more source

Effects of inflow parameters on thermal protection and drag reduction characteristics for hydrocarbon fueled supersonic film with combustion

open access: yesCase Studies in Thermal Engineering, 2023
Hydrocarbon fueled supersonic film is considered to be one of the most effective methods for achieving thermal protection and drag reduction meanwhile in scramjet combustors.
Jingying Zuo   +5 more
doaj   +1 more source

A Review of Research on the Thermo‐Force Characteristics of Scramjet Engine Wall Based on Neural Networks

open access: yesInternational Journal of Energy Research, Volume 2025, Issue 1, 2025.
With the development of high‐performance computing and advanced experimental methods, data‐driven machine learning, especially neural network technology, has shown great potential in fluid mechanics research and has become a fourth paradigm research tool.
Chen Qi   +6 more
wiley   +1 more source

A Review on High‐Speed Electromagnetic Flow Control and Applications Considering Numerical Methods, Simulations, and Experimental Research Data

open access: yesInternational Journal of Aerospace Engineering, Volume 2025, Issue 1, 2025.
Background: Electromagnetic flow control is crucial in hypersonic gas dynamics, with key aspects of boundary layer electromagnetic flow control reviewed, focusing on numerical methods, simulations, and experimental research. Numerical Methods: Challenges such as numerical stiffness and instability arise from the coupling of electromagnetic fields with ...
Yang Du, Jun Liu, Hao Chen
wiley   +1 more source

Research on three-dimensional scramjet inlet

open access: yes, 2007
The numerical simulation was conducted to investigate three-dimensional sidewall compression scramjet inlet flow fields. The research also looked into the effects of cowl positions and strut thickness.
Chen LH(陈立红)   +4 more
core   +1 more source

Fuel Reactivity Controlled Autoignition and Combustion Characteristics in a Supersonic Combustor With Different Turbulence Models

open access: yesInternational Journal of Aerospace Engineering, Volume 2025, Issue 1, 2025.
The choice of turbulence model significantly impacts the prediction of the supersonic combustion flow field. In this study, the transient autoignition process and steady supersonic combustion performance of methane fuel with adjustable reactivity in a scramjet combustor were numerically investigated, employing different turbulence models including ...
Zihan Wang   +6 more
wiley   +1 more source

Engine performance analysis and optimization of a dual-mode scramjet with varied inlet conditions

open access: yes, 2016
A dual-mode scramjet can operate in a wide range of flight conditions. Higher thrust can be generated by adopting suitable combustion modes. Based on the net thrust, an analysis and preliminary optimal design of a kerosene-fueled parameterized dual-mode ...
陈强   +5 more
core   +1 more source

Background-oriented schlieren (BOS) for scramjet inlet-isolator investigation [PDF]

open access: yes, 2018
Background-oriented Schlieren (BOS) technique is a recently invented non-intrusive flow diagnostic method which has yet to be fully explored in its capabilities.
Azam Che Idris   +7 more
core   +1 more source

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