Results 31 to 40 of about 5,244 (176)

Thermal Management Technologies Used for High Heat Flux Automobiles and Aircraft: A Review

Energies, 2022
In recent years, global automotive industries are going through a significant revolution from traditional internal combustion engine vehicles (ICEVs) to electric vehicles (EVs) for CO2 emission reduction.
Yi-Gao Lv, Gao-Peng Zhang, Qiu-Wang Wang, Wen-Xiao Chu   +3 more
doaj   +1 more source

Qualitative Validation Approach Using Digital Model for the Health Management of Electromechanical Actuators

Applied Sciences, 2020
An efficient and all-inclusive health management encompassing condition-based maintenance (CBM) environment plays a pivotal role in enhancing the useful life of mission-critical systems. Leveraging high fidelity digital modelling and simulation, scalable
Pablo Garza, Suresh Perinpanayagam, Sohaib Aslam, Andrew Wileman   +3 more
doaj   +1 more source

Polyvinylidene Fluoride: A Growing Specialty Polymer with Many Facets

Chinese Journal of Chemistry, EarlyView.
Comprehensive Summary Polyvinylidene fluoride (PVDF), the second largest produced fluoropolymer, exhibits outstanding chemical, physical, electroactive and electrochemical properties and is involved in many High‐Tech applications. This review reports recent novelties in synthesis, characterization, processes and applications. Recent preparation studies
Bruno Améduri
wiley   +1 more source

Conceptual Design of Modernized 270 VDC Electrical Power Distribution System for Hercules C-130 Aircraft

IEEE Access
There is a growing need for electrical power due to increased challenging electrical characteristics of newly developed avionics and mission system equipment in aircrafts.
Ibrahim Hakyemez, Oguz Kagan Keles, Ozcan Kalenderli, Mustafa Bagriyanik   +3 more
doaj   +1 more source

Generator configuration for helicopter quadruplex electric tail rotor

The Journal of Engineering, 2019
With the move to more electric aircraft (MEA), a key area of investigation is the development of commercially viable systems which are reliable, efficient, low mass, and are compatible and commensurate with the power and multiplex requirements of current
Julian D. Booker, Dominic North, Jason M. Yon, Philip H. Mellor   +3 more
doaj   +1 more source

Active Fault-Tolerant Control Strategy for More Electric Aircraft under Actuation System Failure

Actuators, 2020
The aircraft hydraulic system is very important for the actuation system and its failure has led to a number of catastrophic accidents in the past few years. The reasons for hydraulic loss can be leakage, blockage, and structural damage. Fortunately, the
Xiaozhe Sun, Xingjian Wang, Zhiyuan Zhou, Zhihan Zhou   +3 more
doaj   +1 more source

Intermittent series direct current arc fault detection in direct current more‐electric engine power systems based on wavelet energy spectra and artificial neural network

IET Electrical Systems in Transportation, 2022
The move towards More‐Electric Aircraft (MEA) and Engine (MEE) systems has resulted in system integrators exploring the use of Direct Current (DC) for primary power distribution to both reduce energy conversion stages and enable parallelling of non ...
J. Thomas, R. Telford, P. J. Norman, G. M. Burt   +3 more
doaj   +1 more source

Common Equity Investors’ Assessments of the Dilution and Solvency Effects of Preferred Stock Instruments

Journal of Business Finance &Accounting, EarlyView.
ABSTRACT Generally accepted accounting principles (GAAP) requires dichotomous classification of financial claims as liabilities or equity. Classifying claims is challenging when instruments have attributes of both liabilities and equity (i.e., hybrid instruments).
Thomas J. Linsmeier, Clay Partridge, Catherine Shakespeare   +2 more
wiley   +1 more source

Modeling and Integration of a Lithium-Ion Battery Energy Storage System With the More Electric Aircraft 270 V DC Power Distribution Architecture

IEEE Access, 2018
With an aim to decrease pollution level due to aviation transportation sector, aircraft industries are focusing on more electric aircraft (MEA). The design of MEA is made with an aim to reduce the CO2 emission, noise pollution, increased comfort level ...
Mohd Tariq, Ali I. Maswood, Chandana Jayampathi Gajanayake, Amit K. Gupta   +3 more
doaj   +1 more source

The Future of Hydrogen‐Powered Aviation: Technologies, Challenges, and a Strategic Roadmap for Sustainable Decarbonization

Advanced Energy and Sustainability Research, Volume 7, Issue 3, March 2026.
Hydrogen‐powered aviation offers a transformative pathway to zero‐emission flight by eliminating in‐flight CO2 emissions. Key considerations include propulsion systems (fuel cells and hydrogen combustion), cryogenic storage and insulation challenges, infrastructure and cost barriers, and supply‐chain constraints.
Mubasshira, Md Mahbubur Rahman, Karib Hassan Khan, Md Nizam Uddin, Dewan Hafiz Nabil   +4 more
wiley   +1 more source