Results 21 to 30 of about 171,718 (354)

Modelling exhaust plume mixing in the near field of an aircraft [PDF]

open access: yesAnnales Geophysicae, 1997
A simplified approach has been applied to analyse the mixing and entrainment processes of the engine exhaust through their interaction with the vortex wake of an aircraft.
F. Garnier, S. Brunet, L. Jacquin
doaj   +1 more source

The analysis of “more electric engine” technology to improve the environmental performance of aircraft jet engine

open access: yesE3S Web of Conferences, 2018
In aviation, there is now a dynamic development of aircraft equipment related to the implementation of “more electric aircraft” technology. This concept offers the ability to improve the use of on-board systems, e.g. environmental operating conditions of
Henzel Maciej   +2 more
doaj   +1 more source

Electro-jet engine: a jet engine without turbine - Part 2. Electric power generation [PDF]

open access: yesINCAS Bulletin
This part studies theoretically and experimentally the conversion of thermal energy directly into electrical energy. The experimental part was based on the recovery of a part of the heat lost to the cold source, i.e.
Sorin NUTU
doaj   +1 more source

IDENTIFICATION OF AIR RADAR TARGETS USING THE DOPPLER EFFECT FROM A HEATED JET ENGINE

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2018
Objectives The aim of the study is to develop a methodology for identifyingaircraft by the deflections of an electromagnetic radar beam by a heated jet engine. Methods Atoms of the crystal lattice of the metallic parts of the operating jet engine will be
P. Sh. Adalaeva   +3 more
doaj   +1 more source

Protection Systems of Multirole Jet Aircraft System

open access: yesChemical Engineering Transactions, 2018
Years of experience and searching for new solutions have resulted in designing modern and efficient engines. The multirole F-16 Block 52+ aircraft, used by the Armed Forces of the Republic of Poland, is equipped with a single Pratt Whitney F100-PW-229 ...
Jarosław Bartoszewicz   +2 more
doaj   +1 more source

PENGARUH DIAMETER MAIN JET TERHADAP KINERJA MESIN PENGGERAK KAPAL NELAYAN SKALA KECIL

open access: yesOtopro
Environmental pollution caused by exhaust gases from two-stroke outboard engines, known for their high fuel consumption, is a significant issue for small-scale fishermen.
Agung Nugroho   +2 more
doaj   +1 more source

Hyper-accreting black hole as GRB central engine. I: Baryon loading in GRB jets

open access: yes, 2013
A hyper-accreting stellar-mass black hole has been long speculated as the best candidate of central engine of gamma-ray bursts (GRBs). Recent rich observations of GRBs by space missions such as Swift and Fermi pose new constraints on GRB central engine ...
Lei, Wei-Hua, Liang, En-Wei, Zhang, Bing
core   +1 more source

Birds and Jet Engines [PDF]

open access: yesMechanical Engineering, 2012
This article discusses how incidents of bird strikes with jet engines can be avoided. According to a US Department of Transportation report, bird strikes have steadily and dramatically increased from 1770 reported in 1990 to 9840 in 2011, representing a fivefold increase in 20 years.
openaire   +1 more source

Mobile engine test station for preparation and operation of miniature turbine jet engines for flying aerial targets [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2020
The work presents description and operation of the mobile engine test station, designed for the miniature turbine jet engines with a maximum trust below 200 N.
Ryszard Chachurski   +3 more
doaj   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

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