Results 41 to 50 of about 56,466 (281)

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

Solvent‐Free Bonding Mechanisms and Microstructure Engineering in Dry Electrode Technology for Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Dry electrode technology revolutionizes battery manufacturing by eliminating toxic solvents and energy‐intensive drying. This work details two promising techniques: dry spray deposition and polymer fibrillation. How their unique solvent‐free bonding mechanisms create uniform microstructures for thicker, denser electrodes, boosting energy density and ...
Yuhao Liang   +7 more
wiley   +1 more source

Performance Analysis of the Slip Power Recovery Induction Motor Drive System Under Unbalance Supply Voltages

open access: yesAdvances in Electrical and Electronic Engineering, 2021
This paper develops a mathematical model for analyzing the steady-state performance of the Slip Power Recovery Induction Motor Drive System (SPRIMDS) which operates under unbalance supply voltage conditions.
Hilmi Fadhil Ameen, Fadhil Toufick Aula
doaj   +1 more source

Potential of power recovery of a subsonic axial fan in windmilling operation [PDF]

open access: yes, 2013
During the last decades, efforts to find efficient green energy solutions have been widely increased in response to environmental concerns. Among all renewable energies, this paper is focused on wind power generation. To this end, a windmilling axial fan
Binder, Nicolas   +3 more
core  

Mesoporous Carbon Thin Films with Large Mesopores as Model Material for Electrochemical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Mesoporous carbon thin films possessing 70 nm mesopores are prepared on titanium substrates by soft templating of resol resins with a self‐synthesized poly(ethylene oxide)‐block‐poly(hexyl acrylate) block copolymer. A strategy to avoid corrosion of the metal substrate is presented, and the films are extensively characterized in terms of morphology ...
Lysander Q. Wagner   +9 more
wiley   +1 more source

Stator Design and Air Gap Optimization of High Speed Drag-Cup Induction Motor using FEM

open access: yesAdvances in Electrical and Computer Engineering, 2013
A huge number of modern applications nowadays require the use of high speed electrical machines which need to be highly optimized in order to achieve the best efficiency and the lowest mass and price.
VUKOSAVIC, S. N.   +2 more
doaj   +1 more source

Active Frequency Support Control Strategy for Wind Farm Considering the Energy Discrepancy of Wind Turbines [PDF]

open access: yesDianli jianshe
[Objective] Wind turbine generators generally operate in maximum power point tracking (MPPT) mode and do not provide inertial response and frequency support to the power grid.
LI Fengneng, YANG Ping, WEI Zhichu, CHEN Wenhao, ZHOU Qianyufan, WAN Siyang
doaj   +1 more source

Improved Frequency Control Strategy for Offshore Wind Farm Integration via VSC-HVDC

open access: yesEnergies, 2022
Voltage source converter based high voltage DC system (VSC-HVDC) has become a very promising solution to integrate offshore wind farm. However, the equivalent inertia of the modern power system with large renewable energy integration becomes small, which
Rui Zeng, Yizhen Wang
doaj   +1 more source

Metronidazole‐Loaded Cyclodextrin Nanogels for Antibacterial Therapy and Microbiota Regulation in Periodontitis

open access: yesAdvanced Healthcare Materials, EarlyView.
A methacrylamide β‐cyclodextrin‐based nanogel (MACD nGel) is developed to load the antimicrobial drug Metronidazole (MNZ) for topical delivery for the treatment of periodontitis. It is demonstrated that cyclodextrin nanogel (nGel) loaded with metronidazole provides an efficient drug delivery route but also has potential clinical applications and offers
Yanjing Ji   +8 more
wiley   +1 more source

Adaptive frequency support control strategy for wind farms based on rotor kinetic energy

open access: yes电力工程技术
With the large-scale integration of wind power into the grid, the inertia and disturbance resistance of the power system are gradually declining, leading to an increasingly prominent frequency stability issue.
YU Jingyi   +5 more
doaj   +1 more source

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