Results 91 to 100 of about 20,755 (308)

Design of leakage monitoring system for photovoltaic power station based on power line communication

open access: yesDianzi Jishu Yingyong, 2018
The fault of insulation leakage of distributed photovoltaic power station is always the technical difficulty of photovoltaic power station. Especially in every link from the photovoltaic cell array to the grid-connected inverter, the wiring is ...
Xie Zhiyuan, Chen Nan, Zhang Dongqi
doaj   +1 more source

Droplet Electricity Generators With Maximized Energy Collection Zone Enabled by Aloe‐Inspired Midrib and Cuticle

open access: yesAdvanced Materials, EarlyView.
An Aloe‐pinspired droplet electricity generator (A‐DEG) overcomes the limited energy collection zone of conventional DEGs by guiding impact droplets through a channeling midrib and artificial cuticle. The channeling midrib induces uni‐directional droplet spreading, while the artificial cuticle on the midrib further reinforces this behavior through its ...
Gibeom Lee   +8 more
wiley   +1 more source

Grid-connected transformerless single-phase photovoltaic inverters: an evaluation on DC current injection and PV array voltage fluctuation

open access: yes, 2009
A number of political, environmental and technical factors have resulted in the increase of implementation of renewable technology including grid connected photovoltaic inverters.
Morris, Claude
core  

Concepção, análise e implementação de uma microrrede interligada à rede elétrica para alimentação ininterrupta de cargas CC a partir de fontes renováveis [PDF]

open access: yes, 2013
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2013.Nesta tese apresentam-se os procedimentos envolvidos na implementação prática de uma microrrede composta ...
Coelho, Roberto Francisco
core  

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

Analysis of Chromatic Aberration Effects in Triple-Junction Solar Cells Using Advanced Distributed Models

open access: yes, 2011
The consideration of real operating conditions for the design and optimization of a multijunction solar cell receiver-concentrator assembly is indispensable.
Espinet González, Pilar   +8 more
core   +1 more source

Phase‐Pure and Size‐Tunable Tin Halide Perovskite Quantum Dots

open access: yesAdvanced Materials, EarlyView.
A trioctylphosphine oxide modulated protocol allows for the synthesis and study of the optical properties of a broad library of tin halide perovskite quantum dots across multiple A‐ and X‐site compositions with precise size tuning while eliminating unwanted 2D phases.
Ole F. Dressler   +7 more
wiley   +1 more source

Rethinking Charge Transport and Recombination in Donor‐Diluted Organic Solar Cells

open access: yesAdvanced Materials, EarlyView.
Organic solar cells with 1–45% PM6 content in Y12 were studied to link structure and charge dynamics to performance. The conductivity follows a 3D percolation model without a sharp threshold. Donor dilution preserves the photogeneration yield, but limits the fill factor due to transport resistance losses.
Chen Wang   +14 more
wiley   +1 more source

Distributed Photovoltaic Generation Aggregation Approach Considering Distribution Network Topology

open access: yes
Distributed photovoltaics (DPVs) are widely distributed and the output is random, which brings challenges to the safe operation of the distribution network, so the construction of photovoltaic aggregations can effectively participate in the flexible ...
Liang Che   +5 more
core   +1 more source

Energy management and operational planning of a microgrid with a PV-based active generator for Smart Grid Applications [PDF]

open access: yes, 2011
The development of energy management tools for consumers and next generation PV installations, including storage units, provides flexibility to distribution system operators.
LU, Di   +9 more
core   +1 more source

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