Results 51 to 60 of about 142,577 (354)

A study on look-ahead control and energy management strategies in hybrid electric vehicles

open access: yes, 2010
Fuel efficiency in a hybrid electric vehicle requires a fine balance between usage of combustion engine and battery power. Information about the geometry of the road and traffic ahead can have a great impact on optimized control and the power split ...
Ganji, Behnam, Kouzani, Abbas Z.
core   +1 more source

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

Investigation of Oxygen‐Free Wetting Behavior of Aluminum on Copper via Molecular Dynamics Simulations and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
The wettability of aluminum droplets (Al) on different copper substrates (Cu), where liquid Al spreads on solid Cu surfaces to form a liquid–solid interface, is studied numerically and experimentally. The experimental and numerical results show good agreement in the fast‐spreading regime.
Shan Lyu   +8 more
wiley   +1 more source

Preliminary Design of Regional Aircraft—Integration of a Fuel Cell-Electric Energy Network in SUAVE

open access: yesAerospace
To enable climate-neutral aviation, improving the energy efficiency of aircraft is essential. The research project Synergies of Highly Integrated Transport Aircraft investigates cross-disciplinary synergies in aircraft and propulsion technologies to ...
Jakob Schlittenhardt   +4 more
doaj   +1 more source

Performance Characteristics of Lubricants in Electric and Hybrid Vehicles: A Review of Current and Future Needs

open access: yesFrontiers in Mechanical Engineering, 2020
Electric and hybrid vehicles are gaining increasing attention in recent years. The distinguished difference between electric/hybrid vehicles from conventional ones is the intermittent on-and-off control of the internal combustion engine, whereas the ...
Yan Chen   +5 more
doaj   +1 more source

Fault Alarms and Power Performance in Hybrid Electric Vehicles Based on Hydraulic Technology

open access: yesWorld Electric Vehicle Journal, 2023
In order to improve the fault alarm effect on the power performance of hydraulic hybrid electric vehicles (HEV), this paper proposes a fault alarm method for hybrid electric vehicle power performance based on hydraulic technology, builds a hybrid ...
Zhuan You
doaj   +1 more source

The novel application of optimization and charge blended energy management control for component downsizing within a plug-in hybrid electric vehicle [PDF]

open access: yes, 2012
The adoption of Plug-in Hybrid Electric Vehicles (PHEVs) is widely seen as an interim solution for the decarbonization of the transport sector. Within a PHEV, determining the required energy storage capacity of the battery remains one of the primary ...
Douglas   +7 more
core   +3 more sources

Impact of Pre‐Oxidation Treatments on a Recycled MgO/Steel‐Composite as Carbon Free Anode in Aluminum‐Electrolysis Environments

open access: yesAdvanced Engineering Materials, EarlyView.
Cermets (60 vol.% AISI 316L stainless steel, 40 vol.% recycled MgO), intended for use in aluminum electrolysis, were pre‐oxidized in three furnaces with different heating technologies and subjected to a cryolite corrosion test. The different atmospheres influenced the formation of oxide layers, which in turn affected corrosion resistance and ...
Patricia Kaiser   +4 more
wiley   +1 more source

Reliability evaluation of islanded DC microgrid considering electric-hydrogen hybrid energy storage

open access: yes电力工程技术, 2023
An effective way is provided by the electric-hydrogen hybrid energy storage to improve the reliability of islanded DC microgrids. However, the reliability level of the system will also be affected by different electric-hydrogen hybrid energy storage ...
YUE Dawei   +5 more
doaj   +1 more source

Urban and extra-urban hybrid vehicles: a technological review [PDF]

open access: yes, 2018
Pollution derived from transportation systems is a worldwide, timelier issue than ever. The abatement actions of harmful substances in the air are on the agenda and they are necessary today to safeguard our welfare and that of the planet.
Capata, Roberto
core   +1 more source

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