Results 121 to 130 of about 1,096,681 (296)

Soft Pre-charging Procedure for LVDC Microgrids

open access: yes2024 IEEE Power & Energy Society General Meeting (PESGM)
Low-voltage dc (LVDC) microgrids offer, in the case of locally increased use of dc-based generation and loads, the possibility of saving energy by reducing the number of conversion processes. For the grid operator of a LVDC microgrid, the pre-charging process of voltage-stabilizing capacitors during load plug-in is an essential aspect of the operating ...
Bayerdörffer, Laura   +2 more
openaire   +2 more sources

Hybrid energy storage system for fast and efficient electric vehicle charging [PDF]

open access: yes
The rapid adoption of electric vehicles (EVs) necessitates efficient and fast charging solutions to meet growing energy demands. This study introduces a hybrid energy storage system (HESS) designed to enhance EV charging performance.
Abd Rahim, Rosemizi bin   +2 more
core   +1 more source

Analog Classification of Human Hand Gestures Exploiting Dendritic Integration With an Organic Artificial Soma

open access: yesAdvanced Functional Materials, EarlyView.
An organic neuromorphic architecture for the classification of human motor behavior is presented and validated. It performs somatic integration by linearly combining the activity from three muscles. An investigation of synaptic weights is presented and discussed in relationship with the classification performance.
Ilenia Sergi   +7 more
wiley   +1 more source

A fixed‐frequency control method for wireless power transmission battery chargers using a dual‐function compensator

open access: yesIET Power Electronics
High efficiency and unity power factor (PF) are the most important requirements of a wireless charger system simultaneous with the output voltage regulation. Achieving all above‐mentioned criteria in a wide range of the load is challenging in the system.
Sina Bajelvand   +4 more
doaj   +1 more source

Decoupling Li+ Transport in Self‐Healing Polymer Dual‐Salt Electrolytes for Room Temperature Lithium Metal Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A self‐healable polymer matrix, crosslinked via dynamic imine bonds, is synergistically coupled with a LiPF6–LiDFOB dual‐salt system to decouple Li+ from the polymer matrix, enabling fast Li+ transport. This strategy offers an effective pathway toward high‐performance, next‐generation gel‐polymer‐based Li‐metal batteries.
Soumallya Banerjee   +10 more
wiley   +1 more source

A soft-switching hybrid boost–buck PFC converter for high power quality EV battery charging applications

open access: yesScientific Reports
The growing penetration of electric vehicles (EVs) necessitates the design of high-reliability, high power quality and efficient charging systems that can control regulated DC power extracted from an AC utility source.
K. Suresh   +3 more
doaj   +1 more source

Paving the Way for Next‐Generation Solid‐State Waste Heat Recovery: A Thermomagnetic Materials and Systems Roadmap

open access: yesAdvanced Functional Materials, EarlyView.
Unlocking thermomagnetic low‐grade waste heat recovery. This perspective provides a comprehensive roadmap for the development of thermomagnetic materials and systems. By addressing key engineering challenges across multiple scales, it bridges the gap between micro‐power IoT devices and large‐scale industrial applications. ABSTRACT Nearly half of global
A. Waske   +13 more
wiley   +1 more source

Intelligent Load Frequency Control Strategy for Multi-Microgrids with Vehicle-to-Grid Considering Charging Diversity and Extreme Weather

open access: yesSmart Cities
With the rapid electrification of urban transportation and increasing penetration of renewable energy, maintaining frequency stability in smart-city multi-microgrids (MMG) systems increasingly depends on coordinated vehicle-to-grid (V2G) flexibility ...
Chenxuan Zhang, Peixiao Fan, Siqi Bu
doaj   +1 more source

Lone‐Pair‐Induced Lattice Distortion in Lead‐Free Hybrid Perovskites for High‐Performance Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
A lead‐free tin‐based hybrid perovskite is designed in which stereochemically active lone‐pair electrons on tin distort the crystal lattice and break its symmetry. Blended into a flexible polymer, the material converts pressure into electricity at milliwatt‐scale power density and continues working far below freezing, powering a commercial wristwatch ...
Majid Haji Bagheri   +12 more
wiley   +1 more source

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