Results 111 to 120 of about 39,095 (307)

Improved Sliding Mode Control for Performance Enhancement of PMD Battery Charger Using Fuzzy Logic Control

open access: yesIEEE Access
This paper presents an improved sliding mode control (SMC) for performance enhancement of personal mobility device (PMD) battery charger using fuzzy logic control.
Gyuri Kim, Yeongsu Bak
doaj   +1 more source

Planning long-term maintenance for electric vehicle charging infrastructure using the Reliability Centered Maintenance (RCM) method [PDF]

open access: yes, 2012
Electric vehicles (EVs) are mainly known for their advantages as emission free, energy efficient and noiseless transport, but electric mobility has never matured in the automotive market and it remains in the shadow of the internal combustion engine (ICE)
LIOCE, LUIGI
core  

Novel Functional Materials via 3D Printing by Vat Photopolymerization

open access: yesAdvanced Functional Materials, EarlyView.
This Perspective systematically analyzes strategies for incorporating functionalities into 3D‐printed materials via Vat Photopolymerization (VP). It explores the spectrum of achievable functionalities in recently reported novel materials—such as conductive, energy‐storing, biodegradable, stimuli‐responsive, self‐healing, shape‐memory, biomaterials, and
Sergey S. Nechausov   +3 more
wiley   +1 more source

Zener-regulated solar array/battery power system [PDF]

open access: yes, 1975
Zener diode limits solar cell voltage used to charge battery.
Eliason, J. T.
core   +1 more source

Characterizing Smartphone Power Management in the Wild

open access: yes, 2016
For better reliability and prolonged battery life, it is important that users and vendors understand the quality of charging and the performance of smartphone batteries. Considering the diverse set of devices and user behavior it is a challenge.
Hoque, Mohammad A., Tarkoma, Sasu
core   +1 more source

Self‐Powered Permeable Electronic Dressing for Exudate Management, Electrostimulation and Drug Delivery in Chronic Wound Healing

open access: yesAdvanced Functional Materials, EarlyView.
This study develops a self‐powered permeable electronic dressing (SPED) that synergistically integrates exudate management, electrical stimulation, and on‐demand drug delivery. The dressing effectively absorbs exudate while demonstrating potent antibacterial activity and accelerated tissue regeneration in diabetic mouse models, thereby promoting ...
Jiaheng Liang   +12 more
wiley   +1 more source

An electric vehicle propulsion system's impact on battery performance: An overview [PDF]

open access: yes
The performance of two types of batteries, lead-acid and nickel-zinc, was measured as a function of the charging and discharging demands anticipated from electric vehicle propulsion systems.
Bozek, J. M.   +3 more
core   +1 more source

Dual‐Site Ru Single‐Atoms and RuP Nanoclusters on N, P, and B Co‐Doped Porous Carbon for Efficient Alkaline HER and AEM Water Electrolysis

open access: yesAdvanced Functional Materials, EarlyView.
Ru single atoms and RuP nanoclusters are co‐anchored in N, P, and B co‐doped porous carbon nanospheres via in situ carbonization/phosphidation of a boronate polymer precursor. RuP activates water, while nearby Ru single atoms accelerate H2 formation through H* transfer. The catalyst delivers low overpotential and high durability in alkaline HER and AEM
Xiaohong Wang   +13 more
wiley   +1 more source

Baseline tests of the EPC Hummingbird electric passenger vehicle [PDF]

open access: yes
The rear-mounted internal combustion engine in a four-passenger Volkswagen Thing was replaced with an electric motor made by modifying an aircraft generator and powered by 12 heavy-duty, lead-acid battery modules. Vehicle performance tests were conducted
Birchenough, A. G.   +3 more
core   +1 more source

Radioisotope thermal generator (RTG) power conditioner [PDF]

open access: yes, 1974
New regulator: (a) permits operation with high-impedance radioisotope thermal generators at conversion efficiencies typically above 90%; (b) does not require input filtering; (c) eliminates current spiking; and (d) is simple, efficient, and reliable ...
Stacey, W. S.
core   +1 more source

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