Results 21 to 30 of about 394 (180)

Improving the Performance of an Ultrashort Soft X-ray Free-Electron Laser via Attosecond Afterburners

open access: yesApplied Sciences, 2022
In this study, we implement attosecond afterburners in an ultrashort soft X-ray free-electron laser (FEL) to improve the performance of generating attosecond pulses.
Lingjun Tu   +9 more
doaj   +1 more source

TURBOJET BYPASS ENGINE WITH AFTERBURNER WITH WATER INJECTION AFTER INPUT UNIT PERFORMANCE ANALYSIS

open access: yesАвіаційно-космічна техніка та технологія, 2019
Development of perspective high-speed aircraft inseparably depends on the level of aircraft propulsion engineering as engine performances to determine aircraft capabilities as a whole. The basic requirements to engines of high-speed aircraft are increase
Юрий Александрович Улитенко
doaj   +1 more source

A stability and spatial-resolution enhanced laser absorption spectroscopy tomographic sensor for complex combustion flame diagnosis

open access: yesCase Studies in Thermal Engineering, 2023
A novel stable laser absorption spectroscopy (LAS) tomographic sensor with enhanced stability and spatial resolution is developed and applied to complex combustion flame diagnosis.
Rong Zhao   +7 more
doaj   +1 more source

MUSIC with the UrQMD Afterburner [PDF]

open access: yesNuclear Physics A, 2013
4 pages, 6 figures in pdf. Submitted to the proceedings of the Quark Matter 2012 conference (August 13-18, 2012, Washington D.C.)
Ryu, Sangwook   +4 more
openaire   +2 more sources

The use of gas-dynamic flame stabilization in afterburner combustion chambers of aircraft gas turbine engines

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2017
It is impossible to abandon the use of the afterburner combustion chamber in designing advanced gas turbine engines. Well-known and well-established structural designs of afterburners were developed several decades ago and do not meet the requirements ...
A. S. Kolesnikov, A. A. Pakhol'chenko
doaj   +1 more source

Experimental investigation of the effect of an afterburner on the light-off performance of an exhaust after-treatment system

open access: yesEnergy Reports, 2022
Future passenger cars must comply with whatever regulations will be created to mitigate greenhouse gas emissions (GHG) and pollution. Regarding the pollutants of an internal combustion (IC) engine, they are dealt with by using an exhaust after-treatment ...
Adrian Clenci   +6 more
doaj   +1 more source

Optimization of fuel distribution in the afterburner of a gas turbine engine

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2018
The use of 3-D simulation programs and in particular NX and ANSYS simulators brought the design and fine tuning of gas turbine engine combustion chambers to the next level, as it allows improving the performance (increased combustion efficiency, reduced ...
V. R. Nelyubin
doaj   +1 more source

CREATION OF AFTERBURNING TURBOFAN ENGINE – HISTORY AND PRESENT

open access: yesАвіаційно-космічна техніка та технологія, 2020
The main problems of the creation of afterburning turbofan engines, among which the irremovable surge of the compressor, is disclosed by historical analysis.
Volodymyr Gerasimenko   +2 more
doaj   +1 more source

Noise of high-performance aircrafts at afterburner [PDF]

open access: yes20th AIAA/CEAS Aeroacoustics Conference, 2014
Abstract : The noise of a F18E aircraft is studied and analyzed. The main objective is to find out whether the noise has the same dominant noise components as those of a laboratory supersonic jet. The noise spectra at 3 power settings were studied. It is found that at low power, the dominant noise componets are very similar to those of a laboratory jet.
Christopher K.W., Tam   +2 more
openaire   +2 more sources

Numerical study on variable area afterburner with wide bypass ratio

open access: yesXibei Gongye Daxue Xuebao
To investigate the impact of variable geometry components on the performance of afterburner, the afterburner of triangular variable connotation components was designed, and the effects of the different state points and duct ratio on the total pressure ...
Ma Yinzhang   +3 more
doaj   +1 more source

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