Results 31 to 40 of about 60,156 (159)

Ignition Delay Times of Kerosene (Jet-A)/Air Mixtures

open access: yes, 2014
Ignition of Jet-A/air mixtures was studied behind reflected shock waves. Heating of shock tube at temperature of 150 C was used to prepare a homogeneous fuel mixture. Ignition delay times were measured from OH emission at 309 nm and from absorption of He-
Andrey Yu. Starikovskiy   +22 more
core   +1 more source

Global kinetics for n-heptane ignition at high pressures [PDF]

open access: yes, 1992
A kinetic mechanism of 1011 elementary reactions with 171 chemical species for n-heptane ignition is analysed and reduced to 4 global steps with adjusted rate coefficients to describe ignition at pressures around 40 atm.
Liñán Martínez, Amable   +2 more
core   +1 more source

Prediksi Ignition Delay Mesin Diesel Berbahan Bakar Ganda [PDF]

open access: yes, 2013
Pada mesin diesel ada tenggang waktu antara sejak dimulainya penginjeksian solar (periode injeksi) ke dalam silinder bakar mesin, kemudian terbentuk campuran udara+embun solar sampai terjadi titik api yang mula-mula atau periode pengapian. Tenggang waktu
Siagian, A. (Arifin)   +1 more
core   +1 more source

Experimental observation of the TJI-initiated HPDI gas combustion: Vertically crossed flame jet and methane jet

open access: yesApplications in Energy and Combustion Science, 2023
In the field of natural gas marine engines, the high-pressure direct injection (HPDI) technology is widely used to achieve emission reduction while maintaining equivalent thermal efficiency and power output compared to diesel engines.
Lijia Zhong   +3 more
doaj   +1 more source

A Comparison of Sensitivity Metrics for Two-Stage Ignition Behavior in Rapid Compression Machines [PDF]

open access: yes, 2017
A rapid compression machine (RCM) multi-zone model is used to simulate the ignition of primary reference fuel (PRF) mixtures that exhibit two-stage ignition behavior.
Allen, Casey, Wilson, David
core   +1 more source

Analysis of auto-ignition of heated hydrogen-air mixtures with different detailed reaction mechanisms [PDF]

open access: yes, 2011
Auto-ignition processes of hydrogen, diluted with nitrogen, in heated air are numerically investigated by means of an unsteady laminar flamelet approach in mixture fraction space. The focus is on the auto-ignition delay time and the most reactive mixture
Merci, Bart, Stankovic, Ivana
core   +1 more source

Adaptive-smith predictor for controlling an automotive electronic throttle over network [PDF]

open access: yes, 2018
The paper presents a control strategy for an automotive electronic throttle, a device used to regulate the power produced by spark-ignition engines.
Acho Zuppa, Leonardo   +3 more
core   +3 more sources

Ignition of typical gel-fuel at local heating [PDF]

open access: yes, 2004
In this paper, we determined the ignition delay for a typical gel fuel by metal particles of various form.
Harrer, Judith U.   +3 more
core   +2 more sources

Ignition processes and characteristics of charring conductive polymers with a cavity geometry in precombustion chamber for applications in micro/nano satellite hybrid rocket motors

open access: yesDefence Technology
The arc ignition system based on charring polymers has advantages of simple structure, low ignition power consumption and multiple ignitions, which bringing it broadly application prospect in hybrid propulsion system of micro/nano satellite.
Zhiyuan Zhang   +4 more
doaj   +1 more source

Improving prediction accuracy of ignition model by weighting using machine learning

open access: yesNihon Kikai Gakkai ronbunshu, 2022
Compression auto-ignition engines have a high potential to achieve both high thermal efficiency and low emission of harmful exhaust gases, but they have a problem of difficult control of ignition and combustion.
Shunki NISHII, Yudai YAMASAKI
doaj   +1 more source

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