Results 21 to 30 of about 344,862 (356)

Silicon halide-alkali metal flames as a source of solar grade silicon [PDF]

open access: yes, 1978
The feasibility of using alkali metal-silicon halide diffusion flames to produce solar-grade silicon in large quantities and at low cost is demonstrated.
Miller, W. J., Olsen, D. B.
core   +2 more sources

Study on the breakdown characteristics of conductor-plane gap under vegetation fire condition based on the combustion features

open access: yesThe Journal of Engineering, 2019
The frequent forest fires become a serious threat to the performance of transmission lines’ external insulation, therefore, researches on the breakdown characteristics under flame conditions is of great significance for the transmission lines ...
Daochun Huang, Wei Lu, Tao Yao, Peng Li
doaj   +1 more source

Comparative Study on Combustion and Flame Characteristics of Laminar Methane/Air and N-Butane/Air Flames in a Micro-Slot Burner

open access: yesInternational Journal of Chemical Engineering, 2022
Combustion and flame characteristics of laminar methane/air and n-butane/air flames in a 3D-printed micro-slot burner is compared and reported in this study. The stability limit, flame appearance, and emission performance are investigated experimentally.
Soroush Sheykhbaglou   +1 more
doaj   +1 more source

High-repetition-rate combustion thermometry with two-line atomic fluorescence excited by diode lasers [PDF]

open access: yes, 2009
We report on kilohertz-repetition-rate flame temperature measurements performed using blue diode lasers. Two-line atomic fluorescence was performed by using diode lasers emitting at around 410 and 451 nm to probe seeded atomic indium.
Burns   +13 more
core   +1 more source

Off‐axis self‐reference digital holography in the visible and far‐infrared region

open access: yesETRI Journal, 2019
Recent advances in digital holography in the far‐infrared region of the spectrum have demonstrated the potential use of digital holography in homeland security as a tool to observe hostile environments in which smoke, flames, and dust impair vision ...
Vittorio Bianco   +3 more
doaj   +1 more source

Turbulent flame image classification using Convolutional Neural Networks

open access: yesEnergy and AI, 2022
Pockets of unburned material in turbulent premixed flames burning CH4, air, and CO2 were studied using OH Planar Laser-Induced Fluorescence (PLIF) images to improve current understanding.
Rathziel Roncancio   +2 more
doaj   +1 more source

On the Validity of Anomalous Population Temperatures in Flames [PDF]

open access: yes, 1952
It should be obvious to anyone reading our recent papers objectively that our "principle thesis" was (a) to examine the origin of the basic relations involved in the customary procedure for the determination of population temperatures in flames, with ...
Penner, S. S.
core   +2 more sources

Premixed flame shapes and polynomials [PDF]

open access: yes, 2014
The nonlinear nonlocal Michelson-Sivashinsky equation for isolated crests of unstable flames is studied, using pole-decompositions as starting point. Polynomials encoding the numerically computed 2N flame-slope poles, and auxiliary ones, are found to ...
Denet, Bruno, Joulin, Guy
core   +3 more sources

Numerical Investigation of the Chemical Effect and Inhibition Effect Improvement of C3H2F3Br (2-BTP) Using the Perfectly Stirred Reactor Model

open access: yesEnergies, 2018
The overall chemical rate and chemical effect of CF3Br, 2-BTP and 2-BTP/CO2 with hydrocarbon flames are calculated using the perfectly stirred reactor (PSR) model. The chemical effects of CF3Br with CH4/air flames always inhibit combustion.
Ping Li   +3 more
doaj   +1 more source

Flow field and interaction of lifted flames in a triple port burner

open access: yesNihon Kikai Gakkai ronbunshu, 2014
In this study, we experimentally examined a combustion field in a triple port burner. There are four flame configurations, consisting of attached flames, inner attached/outer lifted flames, inner lifted/outer attached flames, and twin lifted flames ...
Kazuhiro YAMAMOTO   +3 more
doaj   +1 more source

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