Results 61 to 70 of about 19,118 (298)

Enhanced Blade Fault Diagnosis Using Hybrid Deep Learning: A Comparative Analysis of Traditional Machine Learning and 1D Convolutional Transformer Architecture

Engineering Reports, Volume 7, Issue 5, May 2025.
The methodology comprises several key steps involving vibration data acquisition, preprocessing, hyperparameter tuning, model training, evaluation, and finally fault classification. ABSTRACT Artificial intelligence offers a promising solution for the precise identification of faults in rotating machinery.
Syed Asad Imam, Meng Hee Lim, Ahmed Mohammed Abdelrhman, Iftikhar Ahmad, Mohd Salman Leong   +4 more
wiley   +1 more source

Dual cycle aircraft turbine engine [PDF]

, 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

Oxide‐Based Ceramic Matrix Composites for High‐Temperature Environments: A Review

Advanced Engineering Materials, Volume 27, Issue 7, April 2025.
This review examines oxide‐based ceramic matrix composites, focusing on their processing, composition, and mechanical properties for high‐temperature applications. Key topics include oxidation resistance, failure mechanisms, and corrosion behavior, with insights into their potential use in aerospace, nuclear power, and other high‐performance industries.
Karthikeyan Ramachandran, Joseph C. Bear, Doni Daniel Jayaseelan   +2 more
wiley   +1 more source

Performance Assessment of a Centrifugal Pump With Varying Blade Counts and Fluid Viscosities Through Euler Head and Entropy Production Analysis

Engineering Reports, Volume 7, Issue 4, April 2025.
The centrifugal pump achieved optimal performance at lower viscosity with a minimal number of blades, as evidenced by reduced turbulent kinetic energy, leading to minimal energy loss and maximum efficiency, with the best operation observed using water and five blades.
Abubaker A. M. Mohammedali, Adil A. M. Omara, Roua H. A. Mohamed, Hajer G. H. Mohamed, Dafaallah A. A. Mohamed   +4 more
wiley   +1 more source

Modelling of a turbojet gas turbine engine [PDF]

2015 Internet Technologies and Applications (ITA), 2015
Gas turbines are one of the most important internal combustion engines in the modern world's transportation. Any possible improvements of the performance of the gas turbine engines would help to minimize the world's annual fossil fuel consumption and hence the emissions of the adverse greenhouse gases.
Dominik Klein, Chamil Abeykoon
openaire   +1 more source

Recycled tire rubber as reinforcement for erosion‐resistant epoxy composites

Polymer Engineering &Science, Volume 65, Issue 3, Page 1386-1403, March 2025.
Recycled tire rubber as reinforcement for erosion‐resistant epoxy composites. Abstract The aim of the study was to develop environmentally friendly, low‐cost, and highly erosion‐resistant composites using rubber particles recycled from waste tires as reinforcement.
Orkan Baran Korkusuz, Eser Yarar, Tamer Sınmazçelik   +2 more
wiley   +1 more source

Thermodynamic analysis of supercritical carbon dioxide cycle using waste heat of V18 MAN 51/60DF engine

Engineering Reports, Volume 7, Issue 1, January 2025.
Integration of the micro S‐CO2 cycle with V18 MAN 51/60DF engines in powerships for waste heat recovery enhances energy efficiency and sustainability. The system utilizes 374.4 kW of waste heat, achieving 21.8% energy efficiency and 9.7% exergy efficiency, with a net work output of 54.11 kW.
Mehmet Erhan Şahin, Ahmet Elbir, Arif Emre Özgür   +2 more
wiley   +1 more source

A Theoretical and Experimental Investigation of the Effects of Inverted Wings Modifications on the Stability and Aerodynamic Performance of a Sedan Car at Cornering

Engineering Reports, Volume 7, Issue 1, January 2025.
ABSTRACT This research examines the impact of cornering on the aerodynamic forces and stability of a Nissan Versa (Almera) passenger sedan car by introducing novel modifications. These modifications included single inverted wings with end plates as a front spoiler, double‐element inverted wings with end plates as a rear spoiler, and incorporating the ...
Mustafa Sabeeh Abood, IhsanYahya Hussain, Anmar Hamid Ali   +2 more
wiley   +1 more source

Failure‐Based Sizing and Energy Management for Hybrid Propulsion Regional Aircraft

IET Control Theory &Applications, Volume 19, Issue 1, January/December 2025.
Sizing of hybrid propulsion system considering failure of hybrid propulsion energy sources. Determination of reference battery SOC trajectories during flight for emergency or safe landing of aircraft in the event of all turbine's failure. Design of resilient switching‐fuzzy energy management strategy for HEPS.
Masoud Khasheinejad, Morteza Montazeri‐Gh   +1 more
wiley   +1 more source

Comparative Performance Metric Assessment of A Military Turbojet Engine Utilizing Hydrogen And Kerosene Fuels Through Advanced Exergy Analysis Method

Energies, 2020
This study dealt with evaluating the (J85-GE-5H) military turbojet engine (TJE) in terms of exergetic and advanced exergetic analyses at Military (MIL) and Afterburner (AB) process modes by utilizing kerosene (JP-8) and hydrogen (H2) fuels. First, exergy
Burak Yuksel, Ozgur Balli, H. Gunerhan, A. Hepbasli   +3 more
semanticscholar   +1 more source