Champion / Deshaies IUTAM Symposium on Combustion in Supersonic Flows

Proceedings of the IUTAM Symposium held in Poitiers, France, 2–6 October 1995
Erscheinungsjahr 2012
ISBN: 978-94-011-5432-1
Verlag: Springer Netherland
Format: PDF
Kopierschutz: 1 - PDF Watermark

E-Book, Englisch, Band 39, 412 Seiten, eBook

Reihe: Fluid Mechanics and Its Applications

Zielgruppe

Research

Autoren/Hrsg.

Champion, M.

Deshaies, B.

Inhaltsverzeichnis

Opening Lecture.- Observations concerning supersonic combustion.- I. Premixed and unpremixed combustion in supersonic flows.- Invited Lecture: Some generic problems related to combustion of hydrogen and air in supersonic flows.- Development of a three-dimensional code to investigate supersonic-combustion problems.- Influence of turbulent fluctuations on the induction period of hydrogen-air combustion reaction.- Shock induced combustion over a rectangular ramp.- Optical measurements of hydrogen mixing in supersonic airflows.- A new L.E.S. approach to simulate Cheng’s experiment.- Flame-holding behind a wedge by incident shock waves.- Effects of laminar flamelet structures on supersonic turbulent combustion.- Numerical study of auto-ignation and combustion in supersonic hydrogen-air mixing layer.- Experiments on the flame-holding mechanism of a newly devised strut in supersonic airflows.- II. Practical systems: Scramjets.- Scramjet engine tests at Mach 4 and 6.- An industrial point of view on scramjet combustor design.- Shock tube investigations of H2 combustion in a high temperature supersonic air flow (Scramjet).- III. Heterogeneous Combustion.- Detonation of the gas mixtures with inert solid particles.- Catalytic combustion in a cold supersonic flow of hydrogen-air premixture.- IV. Practical systems: Ramaccelerators and PDWA.- Invited Lecture: Pulsed detonation engines: Key issues.- Invited Lecture: The ram accelerator: Perspectives and experimental results already achieved.- Numerical simulations of unstart phenomenon in Ramac device.- The effects of two-phase combustion in Ram Accelerator.- The-30 mm-caliber Scram Accelerator Ramac 30 of ISL.- Expansion tube experiments for the investigation of ram-accelerator-related phenomena.- The PDWA concept for hypersonicpropulsion.- V. Fluid-dynamic aspects of supersonic combustion.- Mixing enhancement by normal gas injection in supersonic mixing layer.- Properties of energetic scales in a supersonic mixing layer.- Numerical simulations of shock-turbulence interactions.- LDV Investigation of turbulence phenomena in multiple shock wave / turbulent boundary layer interactions.- VI. Applications of Detonation to Propulsion.- Invited Lecture: Galloping detonations.- Numerical simulations of a marginal detonation: Wave velocities and transverse wave structure.- Direct initiation of gaseous detonation by interacting supersonic jets.- Onset of oblique H2-air detonations enhanced by a turbulent jet.- Dynamics of curved detonation front and critical conditions for detonation initiations.- Initiation of detonation by mixing of supersonic acetylene and oxygen jets.