Results 101 to 110 of about 9,610 (304)

Distributed grid-forming inverters in power grids

open access: yes, 2018
S.320-326In terms of grid stability a big challenge results from the massive expansion of renewable energies and the reduction of conventional power. In future, new ancillary services for grid integrated power inverters are needed while increasing the ...
Unruh, P., Gühna, T.
core   +1 more source

Machine Learning Enables Inverse Design of Optically Driven Microscopic Metavehicles

open access: yesAdvanced Optical Materials, EarlyView.
Machine‐learning‐based inverse design is used optimize “metavehicles” — flat microparticles based on metagratings that generate a strong lateral optical force from normally incident light. The optimized design exhibits a force efficiency of ∼88% and a measured propulsion speed in water much higher than previously reported, demonstrating that inverse ...
Vasilii Mylnikov   +2 more
wiley   +1 more source

Complex-Order Fractional Proportional–Resonant Controller for High-Frequency Applications

open access: yesIEEE Open Journal of the Industrial Electronics Society
This article presents the design and implementation of a complex-order fractional proportional–resonant (COFPR) controller. The proposed COFPR controller is an evolution of the fractional proportional–resonant (FPR) controller suitable for ...
Daniel Heredero-Peris   +3 more
doaj   +1 more source

POWER CONDITIONING UNIT FOR SMALL SCALE HYBRID PV-WIND GENERATION SYSTEM [PDF]

open access: yes, 2011
Small-scale renewable energy systems are becoming increasingly popular due to soaring fuel prices and due to technological advancements which reduce the cost of manufacturing.
AHMED-MAHMOUD, ASHRAF
core  

Line interactive UPS for microgrids [PDF]

open access: yes, 2014
Line interactive Uninterruptable Power Supply (UPS) systems are good candidates for providing energy storage within a microgrid to help improve its reliability, economy and efficiency.
Sharkh, S.M.   +5 more
core   +1 more source

Harnessing Ultrafast Optical Pulses for 3D Microfabrication by Selective Tweezing and Immobilization of Colloidal Particles in an Integrated System

open access: yesAdvanced Photonics Research, Volume 6, Issue 5, May 2025.
Microfabrication using nano‐ to micron‐sized blocks has transformative potential for next‐gen electronics, optoelectronics, and materials. Traditional methods are limited by scalability and precision. STIC, a single‐laser system for precise colloid manipulation and immobilization using femtosecond lasers, is introduced that enables efficient 3D ...
Krishangi Krishna   +4 more
wiley   +1 more source

Control and Stability of Grid-Forming Inverters: A Comprehensive Review

open access: yesEnergies
The large integration of inverter-based resources will significantly alter grid dynamics, leading to pronounced stability challenges due to fundamental disparities between inverter-based and traditional energy systems.
Marzie Mirmohammad, Sahar Pirooz Azad
doaj   +1 more source

Auto‐Routing Fluidic Printed Circuit Boards

open access: yesAdvanced Robotics Research, EarlyView.
This work introduces (STREAM) software tool for routing efficiently advanced macrofluidics, an open‐source software tool for automating the design of 3D‐printable fluidic circuit boards. STREAM streamlines tube routing and layout, enabling the rapid fabrication of fluidic networks for soft robotics, lab‐on‐a‐chip devices, microfluidics, and biohybrid ...
Savita V. Kendre   +3 more
wiley   +1 more source

Design of a robust digital current controller for a grid connected interleaved inverter

open access: yes
This paper is concerned with the design and practical implementation of a robust digital current controller for a threephase voltage source grid-connected interleaved inverter.
Sharkh, S. M., Abu-sara, M. A.
core  

Grid-connected photovoltaic module and array sizing based on an iterative approach

open access: yes, 2014
This paper deals with the sizing of a simple but efficient grid-connected photovoltaic (GCPV) system to minimize the difference between the electrical energy generated by the GCPV system and the required energy.
Rotaru, M.   +2 more
core  

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