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1. A Time‐Space Dual Adaptive Uncoupled Method for Supersonic Combustion NSTL国家科技图书文献中心

Junjie Wu |  Xun Xu... -  《International Journal for Numerical Methods in Fluids》 - 2025,97(3) - 378~394 - 共17页

摘要: problem for simulating a supersonic reactive flow by | ABSTRACT High computational complexity due to |  rapidly increasing numerical stiffness is a difficult |  using the uncoupled method. On the basis of our |  previous work, this paper proposes a dual adaptive method
关键词: computational efficiency |  ignition |  robustness |  stiffness |  stiffness leakage |  uncoupled method

2. Steady supersonic combustion flows with a contact discontinuity in two-dimensional finitely long nozzles NSTL国家科技图书文献中心

Gao, Junlei |  Huang, Feimin... -  《Calculus of variations and partial differential equations》 - 2025,64(2) - 共82页

摘要:-dimensional steady supersonic combustion flows with a |  simplify the two-dimensional steady supersonic combustion |  steady combustion Euler equations with a contact |  are coupled with each other due to the combustion | In this paper, we are concerned with the two
关键词: 35B20 |  35D30 |  35L04 |  76J20 |  76L99 |  76N10

3. Combustion performance of an evaporative flameholder under subsonic-supersonic mixing inflow NSTL国家科技图书文献中心

Huang, Yakun |  Zhu, Zhixiang... -  《Applied thermal engineering》 - 2025,258(Pt.C) - 共11页

摘要:The combustion process in rocket-assisted |  to improve combustion performance at altitudes of | . Investigating the relationship between combustion performance |  and inlet parameters under subsonic-supersonic |  subsonic and supersonic airflow mixing via a flat-plate
关键词: Subsonic-supersonic mixing inflow |  Vortex structure |  Flameholder |  Shear layer |  Recirculation zone

4. Effects of pulse injection on the flow field structure and combustion performance in a kerosene-fueled supersonic combustor NSTL国家科技图书文献中心

Chen C. |  Wang Y.... -  《Acta astronautica》 - 2025,226(Jan. Pt.1) - 479~493 - 共15页

摘要: injection of kerosene fuel in a kerosene-fueled supersonic |  frequencies on the wave family and kerosene combustion |  ignition, leading to combustion instability. However, an |  average combustion intensity of kerosene with pulse | , the instantaneous combustion intensity at 143 Hz is
关键词: Combustion performance |  Ignition delay |  Pulse injection |  Wave family

5. Improvement of the fuel mixing of ramp injector system via 4-lobe nozzle at scramjet engine NSTL国家科技图书文献中心

Wei Fu |  N.A. Razak... -  《Energy》 - 2025,315(Jan..15) - 134327.1~134327.9 - 共9页

摘要: supersonic flow (Mach = 2). The finite volume approach is |  selected for the modeling of supersonic airflow and | The ramp injection system has been extensively |  used for the fuel distribution and mixing inside the |  combustor of scramjet engines. This article presents a
关键词: Supersonic combustion |  Computational fluid dynamic |  Compressible flow |  Fuel mixing |  Hydrogen

6. Experimental DMD analysis of combustion modes and instabilities in a scramjet combustor NSTL国家科技图书文献中心

Min-Su Kim |  Bu-Kyeng Sung... -  《Aerospace science and technology》 - 2025,157(Feb.) - 109783.1~109783.18 - 共18页

摘要:The combustion characteristics of a gaseous |  achieved in all cases, combustion persisted while fuel |  combustion modes according to equivalence ratio, by |  within the flow of the combustor. These combustion |  hydrogen fueled scramjet combustor were experimentally
关键词: Scramjet engine |  Dynamic mode decomposition (DMD) |  Supersonic combustion modes |  Combustion instability |  Shock train

7. Far-field noise measurements of a supersonic jet operating near afterburning conditions NSTL国家科技图书文献中心

Ashwin Kumar |  Joseph Meadows... -  《Aerospace science and technology》 - 2025,157(Feb.) - 109842.1~109842.13 - 共13页

摘要: discharged through a scaled-down GE F-404 supersonic nozzle |  engine combustion instabilities can convect downstream | This paper presents a comprehensive overview |  of the operation and spectral performance of a |  novel lab-scale afterburning jet noise rig at Virginia
关键词: Aeroacoustics |  Afterburner |  Combustion |  Supersonic et noise |  Total temperature ratio |  Nozzle pressure ratio |  Acoustic efficiency |  Convective Mach number

8. Instability of isolator shocks to fuel flow rate modulations in a strut-stabilised scramjet combustor NSTL国家科技图书文献中心

R. Kumar |  A. Ghosh -  《The Aeronautical journal》 - 2025,129(Jan. TN.1331) - 42~62 - 共21页

摘要: inside a strut-stabilised supersonic combustion ramjet |  investigate supersonic, chemically reacting, flow fields |  rates. Fully supersonic, fully subsonic and mixed |  detail. For certain modes of combustion characterised |  modes of combustion, characterised by the presence of
关键词: mode transition |  thermal choking |  dual-mode scramjet |  strut |  supersonic |  shockwaves

9. Investigating and simulating the process of mixing fuel and air cavity-based in the combustion chamber of scramjet engines NSTL国家科技图书文献中心

Bazazzadeh M. |  Tahooneh A.G.... -  《International journal of hydrogen energy》 - 2025,99(Jan.) - 177~188 - 共12页

摘要: efficiency and stability of supersonic combustion, paving |  process of fuel and air mixing within the combustion |  combustion chamber, is approximately equal to 100%, 78% and |  beginning of the combustion chamber, the mixing efficiency | © 2024This study delves into the intricate
关键词: Cavity |  Combustion chamber |  Mixing efficiency |  Scramjet engines |  Stagnation pressure drop |  Vortices

10. Study on heat release characteristics of the dual composite flame stabilizers for the dual-mode scramjet NSTL国家科技图书文献中心

Xingliang Chen |  Shaohua Zhu... -  《Aerospace science and technology》 - 2025,157(Feb.) - 109703.1~109703.14 - 共14页

摘要:-dimensional distribution of subsonic/supersonic HR, local |  combustion modes, and the variations in HR during the ram |  the ejection effect of the supersonic flow, causing |  that the mainstream subsonic-diffusion combustion |  combustion efficiency at different equivalence ratios. In
关键词: Dual-mode scramjet |  Dual composite flame stabilizers |  Mode transition |  Heat release |  Injection schemes
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