Results 71 to 80 of about 2,135,737 (211)

Probing the Energy Trilemma Pillars: Do Innovation Pathways Deliver Cleaner and More Equitable Energy Systems?

open access: yesSustainable Development, EarlyView.
ABSTRACT Balancing reliable energy supply, equitable access, and environmental sustainability is a central challenge of the global energy transition. This study examines how innovation influences the energy trilemma by shaping energy security, energy equity, and environmental sustainability across 115 countries from 2011 to 2023.
Kingsley Imandojemu   +5 more
wiley   +1 more source

Design of Microgrid Protection Schemes Using PSCAD/EMTDC and ETAP Programs

open access: yesEnergies, 2020
Steady-state, harmonics, and transient analysis of a power system by using a detailed simulation model is essential to microgrid operation before the installation of new power facilities, because the microgrid, which is a small-scale independent power ...
Hyun Shin, Sang Heon Chae, Eel-Hwan Kim
doaj   +1 more source

Distinct Solvent Effects on Dispersibility and Photoinduced Hydrogen Release of Hydrogen Boride Sheets

open access: yesSmall, EarlyView.
Hydrogen boride (HB) sheets exhibit strongly solvent‐dependent dispersion and photoinduced hydrogen release. HB‐sheet dispersibility depends on solvent‐dependent interactions, whereas hydrogen release is more strongly associated with the hydrogen‐bonding character of the solvent.
Andi Mauliana   +6 more
wiley   +1 more source

Investigating the performance of non‐standard characteristics‐based overcurrent relays and their optimum coordination in distributed generators connected networks

open access: yesIET Generation, Transmission & Distribution, 2023
To handle the challenges attributed to the distributed generators, the protection system of distribution networks needs to be evolved. Recent protection schemes modify the standard characteristics of overcurrent relays, called non‐standard ...
Tejas M. Vala   +2 more
doaj   +1 more source

Research on Fault Current Controller of DC Microgrid

open access: yes南方能源建设, 2023
[Introduction] With the rapid development of AC/DC distribution networks and distributed generation technology, the role of DC microgrids in distribution networks is becoming increasingly important and will become an important component of future ...
Cong LIN, Xiangfeng LI, Fang GUO
doaj   +1 more source

A Luminescent PEI/Cy5‐Citrate‐Functionalized Carbonated Apatite Nanoplatform for In Vitro Gene Delivery and In Vivo Traceability

open access: yesSmall, EarlyView.
A luminescent PEI/Cy5‐citrate‐functionalized carbonated apatite nanoplatform combines biocompatibility, plasmid delivery, and Cy5‐based traceability. The system enables effective in vitro gene delivery while preserving cell viability and allows real‐time in vivo fluorescence tracking of the nanocarrier.
Laura Garrido Martín   +5 more
wiley   +1 more source

Performance Evaluation of Fuel Cell and Microturbine as Distributed Generators in a Microgrid [PDF]

open access: yes, 2009
This paper presents dynamic models of distributed generators (DG) and investigates dynamic behaviour of the DG units within a microgrid system. The DG units include micro turbine, fuel cell and the electronically interfaced sources.
Mohamed , Azah   +2 more
core  

Enhancing the protection of photovoltaic-based DC microgrids using circuit breaker operation sequence

open access: yesInternational Journal of Electrical Power & Energy Systems
The advancement of direct current (DC) microgrids is limited by insufficient operational experience, the inadequacy of suitable protective devices, and the absence of effective fault analysis methods.
Nahid Zamani   +3 more
doaj   +1 more source

Innovations in Printed Transparent Conducting Electrodes for Advanced Next‐Generation Electronics: A Comprehensive Review

open access: yesSmall, EarlyView.
This review highlights advances in transparent conducting electrodes for flexible wearable electronics, analyzing their optical, electrical, and mechanical properties and their prospects for sustainable, next‐generation energy devices. ABSTRACT The emergence of wearable electronics has revolutionized photophysical and electrochemical, enabling ...
Vinayak Vitthal Satale   +6 more
wiley   +1 more source

Flexibility-based anti-islanding protection of a microgrid integrated with power grid

open access: yes, 2017
The widespread adoption of Renewable Energy Resources (RER) and Plug-in Electric Vehicles (PEVs) in distribution systems has achieved a substantial energy share, allowing the microgrid to participate in the open market.
Ahmed M. A. Haidar   +5 more
core   +1 more source

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