Results 111 to 120 of about 9,773 (294)

Harmonic Resonance Mechanisms and Influencing Factors of Distributed Energy Grid-Connected Systems

open access: yesWorld Electric Vehicle Journal
With the rapid development of global energy transformation and new power system, ensuring the stability of distributed energy grid connections is the key to maintaining the reliable operation of the whole power system.
Minrui Xu   +5 more
doaj   +1 more source

FMI Compliant Approach to Investigate the Impact of Communication to Islanded Microgrid Secondary Control

open access: yes, 2017
In multi-master islanded microgrids, the inverter controllers need to share the signals and to coordinate, in either centralized or distributed way, in order to operate properly and to assure a good functionality of the grid.
Besanger, Yvon   +5 more
core   +1 more source

Stable Protein‐Based G‐Quadruplex‐Derived Supramolecular Bioinks as Tunable ECM‐Mimetic Constructs Assembled by Combining Non‐Covalent and Covalent Strategies

open access: yesAdvanced Materials, EarlyView.
Harnessing the synergistic interplay of supramolecular self‐assembly, under macromolecular crowding conditions, and enzymatic‐mediated covalent crosslinking toward a stable protein‐based G‐quadruplex‐derived supramolecular bioink. This bioinspired strategy enables the biofabrication of complex and tunable ECM‐mimetic constructs, providing a platform ...
Vera Sousa   +6 more
wiley   +1 more source

Control interaction analysis of hybrid system with grid-following and grid-forming inverters based on admittance decomposition

open access: yesInternational Journal of Electrical Power & Energy Systems
In high renewable penetrated power systems, both grid-forming (GFL) and grid-following (GFM) inverters play an important role in maintaining the system stability and economic operation.
Yang Wang   +5 more
doaj   +1 more source

Large‐Area 2D Metasurface‐Based Triboelectric E‐Skin Arrays: Contact & Proximity Tactile Mapping with Broadband Acoustic Readouts

open access: yesAdvanced Materials, EarlyView.
Metasurface‐engineered NC‐TENG arrays integrate tactile pressure mapping, non‐contact gesture sensing, and acoustic signal readouts in one ultrathin module, and outperforms pristine PDMS in terms of electrical output and real‐time spatial mapping for next‐gen wearables.
Injamamul Arief   +12 more
wiley   +1 more source

Short‐Wavelength Infrared Imaging with Organic Photodetectors Based on Non‐Fullerene Acceptors with Detection above 1200 nm

open access: yesAdvanced Materials, EarlyView.
Solution‐processed organic photodetectors (OPDs) based on two novel low band gap non‐fullerene acceptors BZIC‐2F and BZIC‐2Cl, when blended with common polymer donor P3HT, extend detection range beyond 1200 nm with superior performance, rivaling costly inorganic sensors and past literature.
Zhuoran Qiao   +18 more
wiley   +1 more source

Grid-Forming Inverter Integration for Resilient Distribution Networks: From Transmission Grid Support to Islanded Operation

open access: yesElectricity
The progressive replacement of synchronous machines by inverter-based resources (IBRs) reduces system inertia and short-circuit strength, making power systems more vulnerable to frequency and voltage instabilities.
Mariajose Giraldo-Jaramillo   +1 more
doaj   +1 more source

Dynamics of Grid-Forming Inverter

open access: yes, 2017
Islanded micro-grids are increasingly becoming a vital factor in improving the reliability of a power system. In the islanded micro-grid power is produced from a local energy source that can be a renewable energy plant or an energy storage system. If for example, the energy produced from solar panels and energy storage systems is fed to the grid an ...
openaire   +1 more source

Hierarchically Engineered Multi‐Enzyme Nanoreactors for in vitro Drug Biosynthesis and Pathway Transplantation Into Cells

open access: yesAdvanced Materials, EarlyView.
A hierarchically structured metal–organic framework (eMIL) is shown to host the complete six‐enzyme biosynthesis pathway for the anti‐cancer pigment violacein, reshaping reaction dynamics and multiplying in vitro yields. eMIL nanoreactors deliver this reconstituted bacterial multi‐protein system into mammalian cells, where cell‐derived substrates and ...
Ainur Sharip   +12 more
wiley   +1 more source

Reviewing Control Paradigms and Emerging Trends of Grid-Forming Inverters—A Comparative Study

open access: yesEnergies
Grid-forming inverters (GFMs) have emerged as crucial components in modern power systems, facilitating the integration of renewable energy sources and enhancing grid stability. The significance of GFMs lies in their ability to autonomously establish grid
Khaliqur Rahman   +6 more
doaj   +1 more source

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