UNIVERSITY OF BUCHAREST
FACULTY OF PHYSICS

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2026-06-11 23:58

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Conference: Bucharest University Faculty of Physics 2026 Meeting


Section: Physics and Technology of Renewable and Alternative Energy Sources


Title:
Residential Photovoltaic Systems: Performance Analysis and Self-Consumption Optimization Strategies


Authors:
Mariela Ioana MICU


Affiliation:
Faculty of Physics, University of Bucharest, Str. Atomistilor nr. 405, Magurele, Romania


E-mail
ioanamicu1971@yahoo.com


Keywords:
renewable energy sources; residential photovoltaic systems;


Abstract:
The growing interest in the use of renewable energy sources has led to the rapid development of residential photovoltaic systems, which represent an efficient solution for reducing grid energy consumption and increasing energy independence. In this context, the paper analyzes the performance of a real residential photovoltaic system and investigates methods for optimizing the self-consumption of the generated electrical energy. The experimental study is conducted on a photovoltaic system installed on the garage of a single-family house, equipped with a Huawei inverter and monitored under real operating conditions. Experimental data regarding electricity production, variations in operating parameters, and the influence of climatic factors on system performance are analyzed. The study focuses on correlating photovoltaic energy production with parameters such as solar radiation and temperature, using statistical methods to highlight the dependencies between these factors. The paper also addresses the concept of energy self-consumption and evaluates various strategies for optimizing the use of locally generated energy. It examines scenarios for adapting the user’s consumption profile to periods of peak production, with the aim of increasing the direct use of photovoltaic energy and reducing energy exchange with the power grid. Preliminary results highlight the importance of synchronizing energy production with local consumption, as well as the impact of climatic conditions on the efficiency of the photovoltaic system. The study provides an applied perspective on the efficient operation of residential photovoltaic systems and emphasizes the role of self-consumption optimization strategies in improving energy performance and sustainability.