Transporte

Transporte

Aerodynamic optimization and analysis of quadrotor blades operating in the Martian atmosphere
- AbstractThe design of unmanned aerial systems (UAS) for flight in the Martian atmosphere is a relevant and current topic. The successful flight of the Ingenuity helicopter recently proved its...
Adaptive fault-tolerant controller for morphing aircraft based on the L2 gain and a neural network
- AbstractThis paper presents an adaptive neural network fault-tolerant controller approach for the parameters of morphing aircraft that change violently during changing sweep angle processes and...
Production of aviation fuel with negative emissions via chemical looping gasification of biogenic residues: Full chain process modelling and techno-economic analysis
- The second-generation bio aviation fuel production via Chemical Looping Gasification (CLG) of biomass combined with downstream Fischer-Tropsch (FT) synthesis is a possible way to decarbonize...
The effect of transport infrastructure (road, rail, and air) investments on economic growth and environmental pollution and testing the validity of EKC in China, India, Japan, and Russia
05/12/2022 - A key factor in social development and sustainable urban expansion is the establishment of sustainable and affordable transport systems. This study aims to investigate the impact of transport...
Effects of dual synthetic jets on longitudinal aerodynamic characteristics of a flying wing layout
- AbstractA novel method of flight control based on dual synthetic jets (DSJ) is proposed and applied to a large-sweep flying wing aircraft with a hybrid flow mode of leading-edge vortex (LEV) and...
Microstructural defects governing torsional fatigue failure of additively manufactured as-built and heat-treated Inconel 718
01/02/2023 - Nickel-based superalloys, such as Inconel 718 (IN718), have the unique properties of high strength, oxidation, and corrosion resistance, hence necessitating their wide use in aircraft engine...
Aerospace, Vol. 9, Pages 787: Wake-Tailplane Interaction of a Slingsby Firefly Aircraft
02/12/2022 - This paper presents in-flight measurements of the interaction of the wing wake of a stalled Slingsby T67 Firefly light aircraft with the aircraft tailplane. Tailplane data was recorded by a GoPro360...
Aerospace, Vol. 9, Pages 791: A Safety-Focused System Architecting Framework for the Conceptual Design of Aircraft Systems
03/12/2022 - To reduce the environmental impact of aviation, aircraft manufacturers develop novel aircraft configurations and investigate advanced systems technologies. These new technologies are complex and...
Aerospace, Vol. 9, Pages 792: Numerical and Experimental Research on Flight Control of a V-Tail Configuration for the Wind Tunnel Model of Aircraft
03/12/2022 - The V-tail configuration has excellent stealth performance and has been using widely in the aerodynamic shape design of advanced aircraft. Many recent studies have focused on numerical simulation...
Aerospace, Vol. 9, Pages 795: Whirl Flutter Suppression of Tiltrotor Aircraft Using Actively Controlled Aileron
04/12/2022 - Whirl flutter of a tiltrotor aircraft is a complex aeroelastic phenomenon and it can result in catastrophic consequences. The deflection of an aileron mounted on a wing has the potential to solve...
Acoustic Properties of Aerogels: Current Status and Prospects
30/11/2022 - Aerogels are highly porous nanostructured materials with a large number of meso? and small macropores; their complex three?dimensional architecture is ideally suited for promising high?performance...
Aerospace, Vol. 9, Pages 777: Development of Engine Maintenance Technology with Mixed Reality-Taking Pratt & Whitney JT9D as an Example
01/12/2022 - The engine is the heart of the aircraft and deeply affects performance, flight safety, and airline management, which makes it a critical component requiring maintenance. With the advancement of...
Aerospace, Vol. 9, Pages 784: A Novel Fuzzy-SAE Control Method for an Improved Test Wind Tunnel Simulating Sand/Dust Environment
01/12/2022 - The sand/dust environment is an important cause of aircraft failure. A sand/dust environment simulation experiment must be devised to meet the standard technical requirements. Therefore, this article...
Multi-scale analysis of compressive behavior of 3D five-directional braided composites after thermal oxygen aging: Experimentally validated theoretical and numerical models
- Three-dimensional (3D) braided composites have been widely used in the aeronautics and astronautics industries, especially as components in hot-pressing conditions. However, its mechanical...
Aerospace, Vol. 9, Pages 774: Numerical Research of an Ice Accretion Delay Method by the Bio-Inspired Leading Edge
30/11/2022 - The accumulation of ice on aircraft is a typical meteorological issue. The ice accretion on the wing’s leading edge can cause an earlier stall and significantly increase the safety risks....
Research Progress of Coating Preparation on Light Alloys in Aviation Field: A Review
30/11/2022 - This paper systematically introduces the application status of coating-preparation technology on light alloys in the field of aviation parts repair. Included are the advantages and disadvantages of...
Aerospace, Vol. 9, Pages 769: Hybrid Electric Powered Multi-Lobed Airship for Sustainable Aviation
29/11/2022 - The excessive depletion of fossil fuels and increasing environmental concerns have led to the need to explore alternative sources of power for aircraft. This has spurred various stakeholders in the...
Aerospace, Vol. 9, Pages 772: Performance Impact Assessment of Reducing Separation Minima for En-Route Operations
29/11/2022 - The required minimum separation distance between aircraft is believed to be one of the limiting factors on airspace capacity. In recent decades, aircraft separation rules have been modified by...
Aerospace, Vol. 9, Pages 764: Sizing Methodology and Energy Management of an Air–Ground Aircraft with Turbo-Electric Hybrid Propulsion System
28/11/2022 - This paper proposes a distributed turbo-electric hybrid propulsion system (TEHPS) architecture for high-power and large-load air–ground aircraft (AGA). The composition of the turboshaft...
Easy, Fast Self-Heating Polyurethane Nanocomposite with the Introduction of Thermally Annealed Carbon Nanotubes Using Near-Infrared Lased Irradiation
28/11/2022 - In this study, high-crystallinity single walled carbon nanotubes (H-SWNTs) were prepared by high-temperature thermal annealing at 1800 °C and a self-heating shape memory polyurethane...
Preparation of activated carbon with heavy fraction of bio-oil from rape straw pyrolysis as carbon source and its performance in the aldol condensation for aviation fuel as carrier
- Heavy bio-oil based carbon material (HBC) was prepared via carbonization and activation, and the basic Mg-Al-O/HBC using HBC as the carrier was synthesized for the first time for the aldol...