Results 1 to 10 of about 924 (120)

The Interaction between In-Cylinder Turbulent Flow and Flame Front Propagation in an Optical SI Engine Measured by High-Speed PIV

open access: yesEnergies, 2022
The relationship between the flow field and flame propagation is essential in determining the dynamics and effects of turbulent flow in an optical SI engine.
Yuji Ikeda
doaj   +1 more source

Simulation of Hydrogen-Air-Diluents Mixture Combustion in an Acceleration Tube with FlameFoam Solver

open access: yesEnergies, 2021
During a severe accident in a nuclear power plant, hydrogen can be generated, leading to risks of possible deflagration and containment integrity failure. To manage severe accidents, great experimental, analytical, and benchmarking efforts are being made
Mantas Povilaitis   +1 more
doaj   +1 more source

Three-Dimensional Direct Numerical Simulation of Near-Field Ozone-Enhanced Lean Premixed Syngas Turbulent Jet Flame

open access: yesEnergies, 2022
Due to its enhancement in the flame speed, ozone added in lean premixed syngas turbulent jet flame was investigated by the three-dimensional direct numerical simulation method in the near field of the flame.
Cong Xu   +5 more
doaj   +1 more source

Dataset for transient 3D simulations of turbulent premixed flames of Gas-to-Liquid (GTL) fuel

open access: yesData in Brief, 2021
A fan-stirred combustion vessel is used to study the premixed turbulent combustion of diesel, Gas to Liquids (GTL) and 50/50 diesel-GTL and to generate these datasets.
Abdellatif M. Sadeq   +2 more
doaj   +1 more source

Study of laminar flame speed measurement under high pressure condition using double kernel method by laser-induced breakdown ignition

open access: yesJournal of Thermal Science and Technology, 2020
In order to understand turbulent combustion and its combustion characteristics, laminar flame speed is often used. Laminar flame speed plays an important role in turbulent combustion models used in engine combustion simulation.
Takehiko SEO   +2 more
doaj   +1 more source

RANS- and TFC-Based Simulation of Turbulent Combustion in a Small-Scale Venting Chamber

open access: yesEnergies, 2021
A laboratory-scale chamber is convenient for combustion scenarios in the practical analysis of industrial explosions and devices such as internal combustion engines.
Justina Jaseliūnaitė   +2 more
doaj   +1 more source

Turbulent Premixed Combustion in SI Engine

open access: yesDiyala Journal of Engineering Sciences, 2018
The turbulent lean premixed combustion simulation is implemented in 4- stroke spark ignition (SI) engine. The Turbulent Flame speed Closure model (TFC) is used in different turbulent flow conditions.
Mohammed Alhumairi, Sami A. Nawi
doaj   +1 more source

Effects of Composition Heterogeneities on Flame Kernel Propagation: A DNS Study

open access: yesFluids, 2020
In this study, a new set of direct numerical simulations is generated and used to examine the influence of mixture composition heterogeneities on the propagation of a premixed iso-octane/air spherical turbulent flame, with a representative chemical ...
Aimad Er-raiy   +2 more
doaj   +1 more source

Effect of CH4–Air Ratios on Gas Explosion Flame Microstructure and Propagation Behaviors

open access: yesEnergies, 2012
To reveal the inner mechanism of gas explosion dynamic behavior affected by gas equivalent concentration, a high speed Schlieren image system and flow field measurement technology was applied to record the gas explosion flame propagation and flame ...
Ying Zhang, Yin Zhang, Xianfeng Chen
doaj   +1 more source

Large Eddy Simulation of a Turbulent Spray Jet Flame Using Filtered Tabulated Chemistry

open access: yesJournal of Combustion, 2020
This work presents Large Eddy Simulations of the unconfined CORIA Rouen Spray Burner, fed with liquid n-heptane and air. Turbulent combustion modeling is based on the Filtered TAbulated Chemistry model for LES (F-TACLES) formalism, designed to capture ...
Adrien Chatelier   +3 more
doaj   +1 more source

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