Results 51 to 60 of about 14,273 (285)

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

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

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 Investigations of the Aerothermal Performance of Modern Turbine Blade Tip Geometries at Design and Off‐Design Conditions and Under Stationary and Moving Shroud

open access: yesHeat Transfer, Volume 54, Issue 5, Page 3193-3207, July 2025.
ABSTRACT High‐pressure turbine blade tips operate under extreme thermal stress, generating significant aerodynamic losses that must be continually optimized to improve engine efficiency and durability. This study uses computational fluid dynamics (CFD) to investigate the aerodynamic and thermal behavior of advanced turbine blade tip configurations ...
Kheir‐Eddine Arrif   +2 more
wiley   +1 more source

Automation of Predictive Maintenance: An Experimental Framework for Aircraft Landing Gear

open access: yesEngineering Reports, Volume 7, Issue 6, June 2025.
Modern aircraft generate vast flight data, yet limited domain expertise hinders widespread predictive maintenance model development. This study compares traditional and automated machine learning (AutoML) models for Airbus landing gear health monitoring, showing AutoML's potential to streamline workflow, improve accessibility, and enable non‐experts to
Izaak Stanton   +3 more
wiley   +1 more source

Altitude Performance of a Turbojet With Alternate Fuels

open access: yesVolume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Wind Turbine Technology, 2011
To enhance energy security and reduce the environmental impact of aviation, alternate fuels derived from various non-petroleum based sources are being developed. Currently alternate fuels are produced to match the properties of existing jet fuels allowing the new fuels to be used in current fleets concurrently with traditional jet fuel.
Davison, Craig R., Chishty, Wajid A.
openaire   +2 more sources

Recent progress of direct ammonia fuel cells: from materials to transportation applications

open access: yesRare Metals, Volume 44, Issue 6, Page 3686-3708, June 2025.
Graphical Abstract AbstractAmmonia is a promising zero‐carbon alternative fuel. Direct ammonia fuel cells (DAFCs), as an efficient ammonia‐fueled power system, have an extremely high application value in the field of transportation for decarbonization.
Yi Huang   +8 more
wiley   +1 more source

Gas turbine exhaust nozzle [PDF]

open access: yes, 1973
An elongated hollow string is disposed in an exhaust nozzle combustion chamber and communicates with an air source through hollow struts at one end. The other end of the string is bell-mouth shaped and extends over the front portion of a nozzle plug. The
Straight, D. M.
core   +1 more source

Design, Synthesis, and Characterization of Lightweight Medium/High Entropy Alloys—A Review

open access: yesEngineering Reports, Volume 7, Issue 5, May 2025.
Lightweight high‐entropy alloys (HEAs) offer exceptional properties like low density, high strength, and thermal stability, making them ideal for aerospace and automotive applications. The paper explores their design, synthesis, and characterization, emphasizing their potential for high‐performance application in aerospace and automotive industries ...
Fainah Madewu   +4 more
wiley   +1 more source

Investigation of thrust vector angle control law based on micro-turbojet engine

open access: yesAIP Advances, 2022
The fluid thrust vectoring nozzle has a fixed profile, few moving parts, and lightweight structure, providing effective flight control for high maneuvering aircraft. The nonlinear control law of the jet deflection angle is one of the critical problems of
Shaoqing Chi   +3 more
doaj   +1 more source

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