Results 41 to 50 of about 1,931,063 (183)

The green transition in commercial aviation

Rendiconti Lincei. Scienze Fisiche e Naturali
Abstract This paper provides a comprehensive review of novel aviation technologies, analyzing the advancements and challenges associated with the transition to sustainable air transport. The study explores three key pillars: unconventional aerodynamic configurations, novel propulsion systems, and advanced materials ...
Erasmo Carrera, Giuseppe Palaia, Karim Abu Salem   +2 more
openaire   +1 more source

Reassessing the ICAO’s Standard Taxi/Ground Idle Time: A Statistical Analysis of Taxi Times at 71 U.S. Hub Airports

Aerospace
Taxi time plays a critical role in airport capacity, aircraft fuel consumption, and emissions. It is defined as the time from touchdown to the gate and from the gate to liftoff.
Jiansen Wang, Shantanu Gupta, Mary E. Johnson   +2 more
doaj   +1 more source

Study on the Characteristics of a Composite Power System with a Tip-Jet-Driven Rotor

Aerospace
Tip-jet helicopters operate by utilizing the reaction force generated by a high-speed tip jet, offering advantages such as a simplified and compact fuselage design and a reduction in empty weight by eliminating anti-torque balancing equipment. In tip-jet
Yifei Wu, Yun Wang, Jinwu Wu, Jianxiang Tang   +3 more
doaj   +1 more source

Chemical Kinetic Analysis of High-Pressure Hydrogen Ignition and Combustion toward Green Aviation

Aerospace
In the framework of the “Multidisciplinary Optimization and Regulations for Low-boom and Environmentally Sustainable Supersonic aviation” project, pursued by a consortium of European government and academic institutions, coordinated by Politecnico di ...
Guido Saccone, Marco Marini
doaj   +1 more source

Covid-19 impacts on collegiate aviation training

, 2021
In 2020, the COVID-19 pandemic has had a signifcant impact on the aviation industry. The regular day-to-day fight training routines have been altered for several reasons, including physical distancing requirements, disrupted training schedule, and the ...
Wu, Xiaoyu, Shila, Jacob
core   +1 more source

Benchmarking: Green Aviation Transport System

Kalpa Publications in Civil Engineering, 2018
Aviation is presently become the quickest developing ventures and additionally transportation modes in the world has reduced space for flying with passage of time having an impact on pollution level. The paper enlightens the concept of Green Transport and sustainable aviation system and benefits of it. Secondly study about the present scenario of Green
Shaleha Vahora, Chandravadan B. Mishra
openaire   +2 more sources

Development of a Design Tool for Performance Estimation and Validation Proton Exchange Membrane Fuel Cell: Verification and Validation for 20 KW Commercial Fuel Cell

Fuels
This work provides an extended description of the tools developed in the Wolfram Mathematica environment to characterize proton exchange membrane (PEM) fuel cells.
Angelo Leto, Giuseppe Di Lorenzo
doaj   +1 more source

Report of American Aviation Mission

, 1919
Report supporting the incorpation of state aviation laws into a uniform nation aviation code, also known as the Crowell Report.Archival master image scanned in reflective mode as 48-bit RGB color TIFF using Epson 11000XL.
Organization Committee, American Aviation Mission
core   +1 more source

Hydrogen aviation : the chances, the costs, the future

, 2023
What links Airbus' ZEROe project with Germany's salt caverns? Hydrogen. A promising carbon-free fuel, it's an attractive energy vector for Hamburg's future energy needs.
Sens, Lucas
core   +1 more source

A Study on the Measurement and Prediction of Airport Carbon Emissions Under the Perspective of Carbon Peak

Engineering Proceedings
Against the dual-carbon background, civil aviation is in urgent need of low-carbon and green transformation. Carbon emissions from airports are one of the main environmental concerns in civil aviation, so the early realization of airport carbon peak and ...
Haitao Yu, Suiyi Bao, Qingpeng Man, Haifeng Xie, Jinliang Guo   +4 more
doaj   +1 more source