Results 81 to 90 of about 4,161 (170)

On autoignition-dominated supersonic combustion

open access: yes, 2015
Supersonic combustion in hydrocarbon-fueled scramjets, in the lower limits of hypersonic flight Mach numbers, is expected to occur as autoignition-dominated distributed reactions.
Paul Dimotakis   +3 more
core   +1 more source

Autoignition test cell Patent [PDF]

open access: yes, 1971
Test chamber for determining decomposition and autoignition of materials used in spacecraft under controlled environmental ...
Evans, F. D.   +2 more
core  

The Future of Engine Knock and Fuel Octane Numbers in the Era of Biofuels and Vehicle Electrification

open access: yesFuture Transportation
Engine knock remains a critical limitation in spark-ignition engine design. Future hybrid powertrains employ downsized engines operating on Atkinson cycles, creating different knock conditions compared to modern naturally aspirated or turbocharged ...
Vikram Mittal, Reagan Eastlick
doaj   +1 more source

Autoignition of low to high octane gasolines

open access: yes, 2017
Ignition delay times of two high-octane gasolines (RON: 91 and 97.5) and two low-octane gasolines (RON: 70.3 and 71.8) were studied in a high-pressure shock tube and in a rapid compression machine.
AlAbbad, Mohammed A.   +4 more
core  

Perspectives in the Study of Renewable Gaseous Fuels Autoignition at Low and Moderate Temperatures

open access: yesIngeniería e Investigación
The increased energy demand and restrictions regarding pollutant emissions have sparked the search for different renewable energy sources, as well as for the improvement of thermal processes, with a focus on reducing the consumption of fossil fuels ...
Hernando Yepes   +2 more
doaj   +1 more source

A Pressurized Vitiated Co-Flow Burner and Its Preliminary Application for a Methane Lifted Flame

open access: yesEnergies, 2018
A new pressurized vitiated co-flow burner (PVCB) was designed and built for the investigation of lifted flame properties and was supported by a vitiated co-flow of hot combustion products from a lean H2/air flame at a controllable pressure; its ...
Qiushi Qin   +5 more
doaj   +1 more source

A study of liquid propellant autoignition [PDF]

open access: yes, 1975
Data and theory pertinent to the autoignition of liquid oxygen/liquid hydrogen and liquid oxygen propellants were reviewed. Physical models of the processes supporting or contributing to autoignition were developed. Emphasis was placed on the description
Lessor, D. L.   +2 more
core  

On the assessment of autoignition delay for Diesel fuel and Biodiesel B20

open access: yesMATEC Web of Conferences, 2018
The use of bio-fuels is a necessity nowadays, regulated by European legislation, which imposes to the EU-countries an increase in the substitution rate of classic fossil Diesel fuel.
Radu Bogdan   +2 more
doaj   +1 more source

Analysis of chemical kinetic characteristics for autoignition of ammonia-hydrogen blended fuel under different leakage pressures

open access: yesYou-qi chuyun
ObjectiveAutoignition induced by high-pressure hydrogen leakage is a critical hazard in the safe utilization of hydrogen energy. Ammonia blending serves as a promising suppression strategy for this hazard, while leakage pressure serves as a key parameter
Gan CUI   +4 more
doaj   +1 more source

Autoignition Chamber for Remote Testing of Pyrotechnic Devices [PDF]

open access: yes, 2009
The autoignition chamber (AIC) performs by remotely heating pyrotechnic devices that can fit the inner diameter of the tube furnace. Two methods, a cold start or a hot start, can be used with this device in autoignition testing of pyrotechnics.
Steward, Gerald R.   +2 more
core  

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