Results 111 to 120 of about 2,832 (254)

Burning velocity of premixed turbulent flames in the weakly wrinkled regime

open access: yes, 2005
PhDTurbulent burning velocities have been measured for methane/air and ethylene/air planar flames stabilised in a wide-angled conical diffuser where the flow is decelerated axially.
Savarianandam, Vivek Ross
core  

OH planar laser-induced fluorescence measurement for H2/O2 jet diffusion flames in rocket combustion condition up to 7.0 MPa

open access: yesJournal of Thermal Science and Technology, 2019
This study focuses on the application of OH planar laser-induced fluorescence (OH-PLIF) in high-pressure rocket combustion conditions, up to 7.0 MPa. The signal to noise ratio of PLIF degrades in high-pressure combustion owing to effects such as line ...
Yasuhiro HIGUCHI   +7 more
doaj   +1 more source

Energy‐Efficient Combustion Technologies and Burner Designs for Glass Melting Furnaces

open access: yesInternational Journal of Applied Glass Science, Volume 17, Issue 3, July 2026.
ABSTRACT Glass production is one of the most energy‑intensive manufacturing processes, requiring furnace temperatures above 1600°C. These temperatures depend on burners that must balance thermal efficiency with emission reductions. This article reviews the development of combustion systems in glass furnaces, focusing on their impact on energy ...
Niloufar Sadoughipour   +6 more
wiley   +1 more source

Analysis of Interaction between Flame Torch and Independent Cocurrent Flow

open access: yesМеханика машин, механизмов и материалов, 2013
The paper presents a theoretical analysis of the flame spraying with an independent source of cocurrent flow. The spraying process is represented by "three-layer model", describing the motion of a two-phase jet in cocurrent flow.
M.A. Belotserkovsky
doaj  

Experimental investigation of the ignition dynamics in a premixed annular combustor using a pre-chamber ignition system

open access: yesEnergy Conversion and Management: X
In this paper, the ignition characteristics in a MICCA-type annular combustor are studied for the first time using a pre-chamber combustion (PCC) system.
Haroun Hassan   +6 more
doaj   +1 more source

Turning Electrode Orientation into a Design Parameter: Gravity‐Driven Convection for Coupling Electrochemical and Enzymatic Reactions

open access: yesChemElectroChem, Volume 13, Issue 11, 3 June 2026.
Electrochemically induced density gradients are harnessed to drive gravity‐dependent convection at partially fouled electrodes. By controlling electrode orientation and surface heterogeneity, mass transport is enhanced without external stirring. This enables coupling of electrochemical reactions with enzyme catalysis on insulating domains, exemplified ...
Wathsala Prasadini Kapuralage   +3 more
wiley   +1 more source

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, Volume 36, Issue 50, 22 June 2026.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

Eco‐Conversion of Waste Engine Oil Into Defect‐Rich Soot‐Derived Activated Carbons for Aqueous Zinc‐Ion Capacitors and Supercapacitors

open access: yesAdvanced Sustainable Systems, Volume 10, Issue 6, June 2026.
Waste engine oil is converted into defect‐rich soot‐derived activated carbons through a rapid flame synthesis strategy for high‐performance aqueous zinc‐ion capacitors and supercapacitors. Nitrogen‐assisted activation tailors pore structure and surface chemistry, enabling remarkable energy density, fast charge‐transfer kinetics, and long‐term cycling ...
Naile Karakehya, Recep Yuksel
wiley   +1 more source

Non-dimensional correlations on flame height and axial temperature profile of a buoyant turbulent line-source jet fire plume

open access: yes, 2014
This article investigates flame height and axial temperature profile of a buoyant turbulent line-source jet fire plume. Previous correlations have been mainly for axi-symmetrical fire sources or linear pool-type (no initial momentum) fire sources ...
Hu LH   +5 more
core   +1 more source

Flame Stabilisation Mechanism for Under-Expanded Hydrogen Jets

open access: yesFire
A hydrogen under-expanded jet released from a high-pressure vessel or equipment into the atmosphere through a 0.53 mm diameter orifice results in a sustained lifted flame for pressures above 4 MPa and flame blow-out at pressures below 3 MPa. Knowledge of
Keiji Takeno   +6 more
doaj   +1 more source

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