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Rafael Amaral Shayani

Researcher at University of Brasília

Publications -  21
Citations -  395

Rafael Amaral Shayani is an academic researcher from University of Brasília. The author has contributed to research in topics: Photovoltaic system & Distributed generation. The author has an hindex of 8, co-authored 21 publications receiving 323 citations. Previous affiliations of Rafael Amaral Shayani include University of New Brunswick.

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Photovoltaic Generation Penetration Limits in Radial Distribution Systems

TL;DR: In this paper, the authors present and discuss studies proving that conductor ampacity and voltage rises are limiting factors that manifest themselves under different conditions, and highlight situations in which line overloads are more restrictive than voltage rises.
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Reactive Power Billing Under Nonsinusoidal Conditions for Low-Voltage Systems

TL;DR: The surplus of reactive power in electricity grids should be controlled via fundamental reactive power (or displacement power factor), since it is independent of the harmonic distortion, the responsibility for it can be easily assigned, and it is easy to be measured with the use of several simple electronic measurement techniques.
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A New Index for Absolute Comparison of Standalone Photovoltaic Systems Installed at Different Locations

TL;DR: In this paper, an absolute performance ratio (APR) was proposed to compare the performance of two identical standalone photovoltaic (SAPV) systems installed at different locations.
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A multi-criteria decision analysis method for regulatory evaluation of electricity distribution service quality

TL;DR: This study aims to evaluate the performance of electricity distribution utilities with the use of a single global index based on a Multi-Criteria Decision Analysis (MCDA) method that facilitates regulatory assessment of the distributors' performance, and thus improves the quality of services offered by utilities.
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Net Metering in Brazil: regulation, opportunities and challenges

TL;DR: In this paper, the authors present an analysis of the different net metering schemes possibilities in Brazil and its insertion in the national regulatory background, and show that Brazilian net-metering scheme has great potential for encouraging small-scale solar photovoltaic in Brazil, providing great business opportunities and low payback time.