Results 1 to 10 of about 405,903 (301)

Investigation on free-piston motion and power generation of a dual-piston air-driven expander linear generator

open access: yesEnergy Reports, 2021
In this paper, an experimental test rig has been developed by utilising the free-piston linear generator (FPLG) principle of a dual-piston air-driven system.
Mhadi A. Ismael   +9 more
doaj   +1 more source

Effect of generator configuration on the free-piston motion and power generation of air-driven expander system

open access: yesAlexandria Engineering Journal, 2022
The free-piston linear generator (FPLG) with a dual-piston air-driven system is a novel type of energy conversion device that converts mechanical energy into electric power through a linear generator.
A. Rashid A. Aziz   +5 more
doaj   +1 more source

Guidelines for Determining the Initial Shape and Specifications of High-Speed AFPM Based on Recent Research

open access: yesEnergies, 2022
This paper presents guidelines for determining the initial shape and specifications of a high-speed axial-flux permanent-magnet (AFPM) machine in a hybrid-electric propulsion system in two steps based on previous studies and product review results ...
Jae-Beom Kang, Ji-Young Lee, Ji-Heon Lee
doaj   +1 more source

Crashed Electric Vehicle Handling and Recommendations—State of the Art in Germany

open access: yesEnergies, 2021
In the near future, electric powered vehicles will represent a major part of the road traffic. Accordingly, there will be a natural increase of accidents involving electric vehicles.
Katharina Wöhrl   +4 more
doaj   +1 more source

Experimental study of Gas-To-Liquid (GTL) and diesel fuel blends evaporation behaviour and droplet lifetime through Leidenfrost effect

open access: yesEnergy Reports, 2023
Gas to Liquid (GTL) fuel is considered a clean alternative fuel and has been given much attention to replacing conventional fuel. Evaporation behaviour and droplet lifetime are critical aspects that need to be determined as these aspects can affect the ...
Mohd A.F. Rosli   +5 more
doaj   +1 more source

A Comprehensive Overview of the Impacting Factors on a Lithium-Ion-Battery’s Overall Efficiency

open access: yesPower Electronics and Drives, 2022
This comprehensive overview of the impacting factors on lithium-ion-battery’s (LIB) overall efficiency presents the most relevant influencing factors on a battery’s performance.
Simeon Kremzow-Tennie   +5 more
doaj   +1 more source

Scanning electrical mobility spectrometer [PDF]

open access: yesJournal of Aerosol Science, 1989
The measurement of particle size distributions using electrical mobility can be accelerated significantly by an alternate mode of operating mobility instruments. Rather than changing the electric field in discrete steps to select particles in a given mobility range, the electric field can be scanned continuously.
Wang, Shih Chen, Flagan, Richard C.
openaire   +3 more sources

Comparative assessment of the performance and combustion attributes of a free piston linear generator fuelled with CNG and CNG-CO2

open access: yesCase Studies in Thermal Engineering, 2022
A free-piston linear generator (FPLG) is an energy conversion device that can generate electrical energy utilizing different types of fuel. Natural gas fields with high carbon dioxide (CO2) content are being simulated for study, knowing that the presence
Wasiu B. Ayandotun   +4 more
doaj   +1 more source

Energy and momentum relaxation dynamics of hot holes in modulation doped GaInNAs/GaAs quantum wells [PDF]

open access: yes, 2009
We present the studies of energy and momentum relaxation dynamics of nonequilibrium holes in GaxIn1−xNyAs1−y/GaAs quantum well modulation doped with Be.
Balkan N., N. Balkan, Sze S. M., Y. Sun
core   +1 more source

An Experimental Investigation on the Influence of Port Injection at Valve on Combustion and Emission Characteristics of B5/Biogas RCCI Engine

open access: yesApplied Sciences, 2020
High unburned hydrocarbon (UHC) and carbon monoxide (CO) emissions, on account of the premixed air-fuel mixture entering the crevices and pre-mature combustion, are setbacks to reactivity-controlled compression ignition (RCCI) combustion at a low load ...
Ibrahim B. Dalha   +3 more
doaj   +1 more source

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