Results 21 to 30 of about 10,224 (312)

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

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

An Adaptive Human Pilot Model With Reaction Time Delay for Enhanced Adaptive Control in Piloted Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This work introduces an adaptive human pilot model that captures pilot time‐delay effects in adaptive control systems. The model enables the prediction of pilot–controller interactions, facilitating safer integration and improved design of adaptive controllers for piloted applications.
Abdullah Habboush, Yildiray Yildiz
wiley   +1 more source

The influence of jet engine noise on hearing of technical staff

open access: yesMedycyna Pracy, 2014
Background: Due to high sound pressure levels (SPLs), noise produced by jet planes may be harmful to hearing of people working in their proximity. The aim of this study was to assess the effects of exposure to jet engine noise on technical staff hearing.
Wiesław Konopka   +2 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

The jet engineer [PDF]

open access: yesNature, 2019
Gladys Ngetich spends time with a deafening experimental rig as part of her PhD to improve jet engine turbines. Gladys Ngetich spends time with a deafening experimental rig as part of her PhD to improve jet engine turbines.
openaire   +1 more source

Composite Electrospun Fibers Containing Optimized B‐ and Cu‐Doped Bioactive Glass Sol‐Gel Particles for Potential Soft Tissue Engineering Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This article describes the preparation and characterization of poly(ε‐caprolactone) electrospun composite fibers incorporating sol‐gel‐derived bioactive glass particles doped with B and Cu. Scanning electron microscopy, energy‐dispersive X‐ray spectroscopy, Fourier‐transform infrared spectroscopy, contact angle, acellular bioactivity, mechanical and ...
Elisa Piatti   +5 more
wiley   +1 more source

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