Results 51 to 60 of about 415 (187)

Thermal–Structural Assessment of a Convergent Nozzle for UAV Applications Using Advanced Steady‐State Thermal Analysis

open access: yesJournal of Engineering, Volume 2026, Issue 1, 2026.
This study presents an in‐depth structural evaluation of the convergent nozzle in a microgas turbine engine (MGTE), focusing on the performance of various lightweight materials used in aerospace applications. The research investigates both structural and aerothermal characteristics of the nozzle under realistic operating conditions.
Darshan Kumar Jayaram   +4 more
wiley   +1 more source

A Visualization Verification Method for Startup Risk of Substation Equipment Based on Multidimensional Graph Models

open access: yesEngineering Reports, Volume 7, Issue 11, November 2025.
Based on a multi‐dimensional diagram model, a technique for visual verification of the risk of starting substation equipment is studied. This method can effectively and precisely verify the possible risks during the substation equipment startup and enhance the power system's operational safety.
Lifan Mao   +4 more
wiley   +1 more source

Adaptive Neuro‐Fuzzy Inference System‐Based Sliding Mode Control in the Presence of External Disturbances and Parameter Variation for Quadcopter UAV

open access: yesEngineering Reports, Volume 7, Issue 10, October 2025.
The helical trajectory of a quadcopter is a three‐dimensional path in the presence of disturbance. ABSTRACT Quadrotor unmanned aerial vehicles (UAVs) are increasingly becoming essential tools in applications such as surveillance, military operations, crop monitoring, search and rescue, and inspection of hazardous terrain.
Daniel Fikadu Assefa   +3 more
wiley   +1 more source

Analysis of temperature distribution in the annular mixing chamber of a gas turbine engine

open access: yesАвіаційно-космічна техніка та технологія
The object of this research was the mixing chamber of a turbofan engine. The subject of this study was the thermogasdynamic processes in the mixing chamber of the turbojet engine before the turbine of the turbofan stage.
Illia Yudin
doaj   +1 more source

Airworthiness Design and Analysis of Compliance Demonstration forReversing System

open access: yesHangkong gongcheng jinzhan, 2018
Most of the modern turbojet airplanes are installed with reversing system, which can promote the economy, availability and safety of airplanes. However, failures of reversing system may have significant effect on airplane and people on-board and on the ...
Qiu Chaoqun, Sun Shidong
doaj   +1 more source

Various Methods of Encapsulation Biomaterials in Self‐Healing Concrete: A Review

open access: yesEngineering Reports, Volume 7, Issue 9, September 2025.
Investigation of the different methods of encapsulation of healing materials. ABSTRACT Concrete is known for its inherent vulnerability to cracking, which can be attributed to factors like temperature fluctuations, changes in moisture levels, and cyclic loading.
Mostafa Adresi, Mehdi Khoshoo
wiley   +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

Control-Oriented System Identification of Turbojet Dynamics

open access: yesAerospace
The autonomous operation of turbojets requires reliable, accurate, and manageable dynamical models for several key processes. This article describes a practical robust method for obtaining turbojet thrust and shaft speed models from experimental data ...
Francisco Villarreal-Valderrama   +5 more
doaj   +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

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

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