Results 31 to 40 of about 331,613 (346)

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

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

Reading: exploring the reading skill after the second schoolyear in Icelandic children

open access: yesFrontiers in Education
The main aim of this study was to investigate whether there are gender differences in children’s reading ability at the end of their second year of primary school in Iceland (N = 545; 260 girls, 285 boys, mean age: 7.7 years, SD = 0.39). A second aim was
Hermundur Sigmundsson   +2 more
doaj   +1 more source

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

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

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

A Critical Analysis of the Oxy-Combustion Process: From Mathematical Models to Combustion Product Analysis

open access: yesEnergies, 2022
Fossil fuels are the most widely used resource for energy production. Carbon dioxide (CO2) emissions are correlated with climate change, and therefore these emissions must be reduced in the future.
Brenda Raho   +3 more
doaj   +1 more source

Local Ignition in Carbon/Oxygen White Dwarfs -- I: One-zone Ignition and Spherical Shock Ignition of Detonations

open access: yes, 2005
The details of ignition of Type Ia supernovae remain fuzzy, despite the importance of this input for any large-scale model of the final explosion. Here, we begin a process of understanding the ignition of these hotspots by examining the burning of one ...
Desbordes D.   +4 more
core   +2 more sources

On Carbon Burning in Super Asymptotic Giant Branch Stars [PDF]

open access: yes, 2015
We explore the detailed and broad properties of carbon burning in Super Asymptotic Giant Branch (SAGB) stars with 2755 MESA stellar evolution models.
Farmer, R., Fields, C. E., Timmes, F. X.
core   +2 more sources

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