Results 41 to 50 of about 11,681 (284)

Intelligent Situational Control of Small Turbojet Engines

open access: yesInternational Journal of Aerospace Engineering, 2018
Improvements in reliability, safety, and operational efficiency of aeroengines can be brought in a cost-effective way using advanced control concepts, thus requiring only software updates of their digital control systems.
Rudolf Andoga   +6 more
doaj   +1 more source

Experimental Analysis on the Operating Line of Two Gas Turbine Engines by Testing with Different Exhaust Nozzle Geometries

open access: yesEnergies, 2023
This paper presents a special analysis study about the gas turbine operating line, and an overall description of a gas turbines project, based on experimental data from two particular applications, in order to convert two different types of aero engines ...
Razvan Marius Catana   +1 more
doaj   +1 more source

MHD Flow Dynamics of Brinkman‐Type EO‐Based MoS2 Nanofluid Over a Rotatory Disk: Numerical Insights Into Cross‐Diffusion, Hall Current, and Reactive Transport

open access: yesEngineering Reports, Volume 7, Issue 9, September 2025.
This study models MHD flow of Brinkman‐type EO‐based MoS2 nanofluid over a rotatory disk with Hall current, cross‐diffusion, and reactive transport. Numerical results reveal the effects of key parameters on flow, heat, and mass transfer in porous rotating systems.
B. Prabhakar Reddy   +3 more
wiley   +1 more source

Evaluation of Turbojet Engine with Water Injection for Aircraft Use as Controlled Object

open access: yesAerospace
This study addresses an under-represented topic in turbojets’ design—the characterizing of this type of engine as an entity subject to automatic control.
Alexandru-Nicolae Tudosie, Mihai Lungu
doaj   +1 more source

Dual cycle aircraft turbine engine [PDF]

open access: yes, 1977
A method and apparatus are presented for improving operating efficiency over broad ranges of flight conditions and for reducing jet engine noise output in takeoff and landing by controlling the airflow entering and exiting the engines.
Nichols, M. R.
core   +1 more source

Advancing Intermediate Soil Properties (ISP) Interpolation for Enhanced Geotechnical Survey Accuracy. A Review

open access: yesEngineering Reports, Volume 7, Issue 8, August 2025.
Enhancing geotechnical survey accuracy: Integrating intermediate soil properties (ISP) interpolation with multidimensional raster data (MRD) for comprehensive subsurface characterization and improved project efficiency. ABSTRACT Accurate subsurface characterization is essential in geotechnical surveys, yet traditional soil sampling techniques often ...
Aliya Aldungarova   +9 more
wiley   +1 more source

Experimental Investigation of a Micro Turbojet Engine Chevrons Nozzle by Means of the Schlieren Technique [PDF]

open access: gold, 2023
Grigore Cican   +4 more
openalex   +1 more source

Numerical Simulation of Combustion Chamber for Button Turbojet Engine

open access: yesMATEC Web of Conferences, 2016
To provide reference data for ultra-micro combustor, a new type button turbojet engine was designed and simulated the combustion’s steady-state process.
Ma Hongpeng   +4 more
doaj   +1 more source

Investigation of Micro Gas Turbine Systems for High Speed Long Loiter Tactical Unmanned Air Systems

open access: yesAerospace, 2019
In this study, the on-going research into the improvement of micro-gas turbine propulsion system performance and the suitability for its application as propulsion systems for small tactical UAVs (<600 kg) is investigated.
James Large, Apostolos Pesyridis
doaj   +1 more source

Risk Analysis Under Uncertainty, Subjectivity, and Incomplete Knowledge: With a Use Case of Energy System Failures

open access: yesEngineering Reports, Volume 7, Issue 7, July 2025.
FR‐FMEA combines fuzzy logic and rough set theory to address uncertainty and incomplete knowledge in failure analysis. Applied to a gas turbine system, it delivers more reliable and distinct risk rankings, identifying critical components for targeted maintenance and improved reliability.
Ali Aghazadeh Ardebili   +2 more
wiley   +1 more source

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