Results 61 to 70 of about 348,409 (176)

Electrifying aviation: Innovations and challenges in airport electrification for sustainable flight

open access: yesAdvances in Applied Energy
The aviation sector is investigating opportunities to reduce pollution and to limit the dependence on fossil fuels. The design of new electric and hybrid aircraft requires airport developments to meet the need for charging.
Martin Lindberg, Jennifer Leijon
doaj   +1 more source

Electric Power Systems in More and All Electric Aircraft: A Review

open access: yesIEEE Access, 2020
Narrow body and wide body aircraft are responsible for more than 75% of aviation greenhouse gas (GHG) emission and aviation, itself, was responsible for about 2.5% of all GHG emissions in the United States in 2018.
Ashkan Barzkar, Mona Ghassemi
doaj   +1 more source

Welfare impacts of rural electrification : evidence from Vietnam [PDF]

open access: yes
Access to electricity is crucial for economic development and there is a growing body of literature on the impact of rural electrification on development.
Samad, Hussain   +3 more
core  

Benefits and disadvantages of using a holistic development approach vs streamlined rural electrification programme in using renewable energy to support social development objectives in the Himalayan context. [PDF]

open access: yes, 2012
Based on review of available literature, comparison was made between two programmes (RIDSNepal and ADB-Bhutan rural electrification programme) targeted at improving quality of life for Himalayan communities, in order to see how their different approaches
Roberts, Terry
core  

Use of Cabin Sidewall for Thermal Management Applications

open access: yesEngineering Proceedings
With increased electrification of new aircraft designs, cooling becomes more challenging. The most straightforward solution is to activate yet unused heat sinks available in the aircraft.
Victor Norrefeldt, Gerhard Riedl
doaj   +1 more source

Time to Breakdown for Type I Motor Winding Insulation Under High‐Frequency High‐Slew‐Rate Square Wave Voltages

open access: yesHigh Voltage, EarlyView.
ABSTRACT The emergence of (ultra)wide bandgap ((U)WBG)‐based devices has significantly enhanced performance in high‐frequency switching applications, enabling breakthroughs in electric transportation, aerospace, and renewable energy systems. However, it also presents considerable challenges to insulation systems, such as electric motor winding ...
Easir Arafat   +3 more
wiley   +1 more source

The determinants of rural electrification in Bihar, India [PDF]

open access: yes
This paper explores intra-state disparity in access to electricity and examines the determinants of electrification at the village level in Bihar, one of the underdeveloped states in India. Our field survey of 80 villages in 5 districts conducted in 2008-
Oda, Hisaya, Tsujita, Yuko
core  

Comparative Study of Hybrid Electric Distributed Propulsion Aircraft Through Multiple Powertrain Component Modeling Approaches

open access: yesAerospace
Aircraft design is an ever-expanding field of research. Disruptive aircraft architectures and the long-standing need for fast design processes are the main drivers behind the domain growth.
Baptiste Legrand   +2 more
doaj   +1 more source

An Overview of High‐Temperature Superconducting Cables in DC Systems: Unlocking Potential for High‐Voltage DC Networks

open access: yesHigh Voltage, EarlyView.
ABSTRACT This paper provides an overview of high‐temperature superconducting (HTS) cables in DC systems, with a focus on their deployment in high‐voltage DC (HVDC) networks. The assessment of HTS cable properties—such as extremely low electrical resistance, high current‐carrying capacity and a compact geometry—and their comparison with those of ...
Mohammad Hossein Mousavi   +2 more
wiley   +1 more source

Solar PV rural electrification and energy-poverty: A review and conceptual framework with reference to Ghana [PDF]

open access: yes
In spite of the intention of governments to increase the use of renewable energy in electricity supply, particularly the use of solar photovoltaic (PV) for energy poverty reduction in rural and peri-urban areas of Africa, there is relatively little ...
Obeng, George Yaw, Evers, Hans-Dieter
core  

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