Results 41 to 50 of about 512 (187)

Cooling Performance of Impingement–Effusion Double-Wall Configurations Under Atmospheric and Elevated Pressures

open access: yesApplied Sciences
The combustor liner of the modern aero-engine operates under extreme thermal loads with limited coolant supply, necessarily making efficient cooling approaches important.
Rongxing Zhang   +7 more
doaj   +1 more source

Heat transfer and flow structures of supercritical n-decane in a regenerative cooling channel loaded with non-uniform heat flux

open access: yesFrontiers in Energy Research, 2022
A harsh and complex thermal environment in the combustor threatens safe working of scramjets. In this study, heat transfer and flow structures of supercritical n-decane under 3 MPa in a regenerative cooling channel loaded with non-uniform heat flux ...
Jian Liu   +4 more
doaj   +1 more source

Tar Removal From Biomass‐Derived Syngas via Scrubbing: A Review on Process and Modeling

open access: yesChemBioEng Reviews, Volume 13, Issue 3, June 2026.
This review article surveys contaminant formation and removal in biomass‐derived syngas, with a focus on tar scrubbing. It synthesizes evidence from benchmark plants and compares scrubbing configurations and solvents to assess performance and operating limits.
Simon Brinkmann   +2 more
wiley   +1 more source

Design and analysis of annular combustion chamber of a low bypass turbofan engine in a jet trainer aircraft

open access: yesPropulsion and Power Research, 2016
The design of an annular combustion chamber in a gas turbine engine is the backbone of this paper. It is specifically designed for a low bypass turbofan engine in a jet trainer aircraft.
C. Priyant Mark, A. Selwyn
doaj   +1 more source

Hybrid Oxygen Enrichment and Preheating Strategy for Performance Recovery in Ultra‐Lean Micro–Trapped Vortex Combustors

open access: yesEnergy Science &Engineering, Volume 14, Issue 6, Page 3028-3041, June 2026.
Ultra‐lean H2 micro‐combustor performance is boosted through regulated O2 enrichment and inlet preheating. A 16‐case Taguchi study (ϕ = 0.3) shows: controlled enrichment and heating increase radiative output and efficiency, but excessive O2/temperature causes flashback.
Anouar Benzitouni   +4 more
wiley   +1 more source

Thermomechanical Validation of an Additively Manufactured Test Chamber for Sustainable Aviation Fuel Atomization in Jet‐In‐Crossflow Conditions

open access: yesMacromolecular Symposia, Volume 415, Issue 3, June 2026.
ABSTRACT This study aims to validate the structural and thermomechanical reliability of an additively manufactured test chamber specifically designed for the experimental investigation of sustainable aviation fuel (SAF) atomization under jet‐in‐crossflow (JICF) conditions representative of gas turbine afterburners. The proposed test chamber is designed
Valerio Acanfora   +4 more
wiley   +1 more source

The impact of film cooling on the heat release within a rotating detonation combustor

open access: yesApplications in Energy and Combustion Science
Rotating detonation combustors establish a detonation wave that continuously circulates inside a small annulus. The presence of the detonation wave and the downstream oblique shock within the small annulus coupled with high mass flow induces a high heat ...
Shreyas Ramanagar Sridhara   +3 more
doaj   +1 more source

Assessment of Combustor Working Environments

open access: yesInternational Journal of Aerospace Engineering, 2012
In order to assess the remaining life of gas turbine critical components, it is vital to accurately define the aerothermodynamic working environments and service histories.
Leiyong Jiang, Andrew Corber
doaj   +1 more source

Performance characterization of different configurations of gas turbine engines

open access: yesPropulsion and Power Research, 2014
This paper investigates the performance of different configurations of gas turbine engines. A full numerical model for the engine is built. This model takes into account the variations in specific heat and the effects of turbine cooling flow.
Tarek Nada
doaj   +1 more source

Effect of main stream turbulence on the film cooling effectiveness of a circular and a fan-shaped film cooling hole

open access: yesMechanical Engineering Journal, 2020
The reliability of turbine blades and vanes of modern high temperature gas turbines is assured by turbine blade cooling technologies. Among the various cooling methods, film cooling has been a key technology to ensure the long-term operation of turbine ...
Kenichiro TAKEISHI   +3 more
doaj   +1 more source

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