Results 21 to 30 of about 326,312 (327)

The mechanism of char ignition in fluidized bed combustors [PDF]

open access: yes, 1987
Knowledge about ignition processes of coal in fluidized beds is of importance for the start-up and dynamic control of these combustors. Initial experiments in a transparent fluidized bed scale model showed the existence of a considerable induction period
Siemons, Roland V.
core   +4 more sources

Optical study of flow and combustion in an HCCI engine with negative valve overlap [PDF]

open access: yes, 2006
One of the most widely used methods to enable Homogeneous Charge Compression Ignition (HCCI) combustion is using negative valve overlapping to trap a sufficient quantity of hot residual gas. The characteristics of air motion with specially designed valve
Megaritis, T   +4 more
core   +1 more source

LES-CMC simulations of different auto-ignition regimes of hydrogen in a hot turbulent air Co-flow [PDF]

open access: yes, 2013
Large-Eddy Simulation (LES) results in combination with first-order Conditional Moment Closure (CMC) are presented for a hydrogen jet, diluted with nitrogen, issued into a turbulent co-flowing hot air stream.
Mastorakos, E   +2 more
core   +1 more source

On the solution of the adjoint problem of gas dynamics, ignition and combustion of gunpowder in terms of artillery shot [PDF]

open access: yesКомпьютерные исследования и моделирование, 2014
This article is dedicated to numerical algorithms for solving problems of ignition and unsteady combustion of gunpowder on a uniform computational grid, and a grid with concentration near the surface of the combustion at a constant and adapts the depth ...
Mikhail Alexandrovich Ermolaev   +1 more
doaj   +1 more source

Study on ignition and combustion characteristics of prechamber ignition using rapid compression and expansion machine

open access: yesNihon Kikai Gakkai ronbunshu, 2021
The prechamber combustion characteristics were studied using a rapid compression and expansion machine (RCEM) to improve the efficiency of cogeneration natural gas engines.
Daisuke MORI   +5 more
doaj   +1 more source

Study on different types of sensors and Machine Learning Algorithms used for Surveillance Automobile System [PDF]

open access: yesE3S Web of Conferences, 2023
A broad range of modern technologies is used for surveillance as well as security of passengers in automobiles. These technologies include face identification, fingerprint identification, Iris identification, and speaker recognition.
Reddy Mallapi Debashree Gayatri   +1 more
doaj   +1 more source

Burning Velocity for the Compacted Mixture of a Ti-Al System, Just after Spontaneous Ignition in the SHS Process

open access: yesJournal of Thermal Science and Technology, 2012
Burning velocity just after spontaneous ignition has been examined not only experimentally but also theoretically, as related to a Self-propagating High-temperature Synthesis (SHS) process, for a Ti-Al system.
Atsushi MAKINO   +2 more
doaj   +1 more source

Mixing layer ignition of hydrogen [PDF]

open access: yes, 1995
A theoretical analysis is given for the high-temperature ignition in a laminar mixing layer between hydrogen and air at the high temperatures characteristic of supersonic combustión.
Liñán Martínez, Amable   +1 more
core   +2 more sources

Evaluating Combustion Ignition, Burnout, Stability, and Intensity of Coal–Biomass Blends Within a Drop Tube Furnace Through Modelling

open access: yesEnergies
This study focused on evaluating the combustion ignition, burnout, stability, and intensity of Hwange coal and Pinus sawdust blends within a drop tube furnace (DTF) through modelling.
Garikai T. Marangwanda   +1 more
doaj   +1 more source

Uncertainties and robustness of the ignition process in type Ia supernovae

open access: yes, 2010
It is widely accepted that the onset of the explosive carbon burning in the core of a CO WD triggers the ignition of a SN Ia. The features of the ignition are among the few free parameters of the SN Ia explosion theory.
Cooper   +43 more
core   +2 more sources

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