Zobrazeno 1 - 10
of 84
pro vyhledávání: '"Sergiu Spataru"'
Autor:
Mahshid Javidsharifi, Hamoun Pourroshanfekr Arabani, Tamas Kerekes, Dezso Sera, Sergiu Spataru, Josep M. Guerrero
Publikováno v:
Electricity, Vol 3, Iss 1, Pp 53-74 (2022)
In order to maximize the use of renewable-based distributed generators (DGs), in addition to dealing with the effects of the inherent power management uncertainties of microgrids (MGs), applying storage devices is essential in the electrical system.
Externí odkaz:
https://doaj.org/article/a29eb254ad8f44b0ace073e3c4f6efd2
Autor:
Mahshid Javidsharifi, Hamoun Pourroshanfekr, Tamas Kerekes, Dezso Sera, Sergiu Spataru, Josep M. Guerrero
Publikováno v:
Energies, Vol 14, Iss 7, p 1895 (2021)
Satisfying the mobile traffic demand in next generation cellular networks increases the cost of energy supply. Renewable energy sources are a promising solution to power base stations in a self-sufficient and cost-effective manner. This paper present
Externí odkaz:
https://doaj.org/article/dc9e6645f51f4f10bb51801f15307cb8
Autor:
Harsh Rajesh Parikh, Yoann Buratti, Sergiu Spataru, Frederik Villebro, Gisele Alves Dos Reis Benatto, Peter B. Poulsen, Stefan Wendlandt, Tamas Kerekes, Dezso Sera, Ziv Hameiri
Publikováno v:
Applied Sciences, Vol 10, Iss 24, p 8834 (2020)
A wide range of defects, failures, and degradation can develop at different stages in the lifetime of photovoltaic modules. To accurately assess their effect on the module performance, these failures need to be quantified. Electroluminescence (EL) im
Externí odkaz:
https://doaj.org/article/1e66b7841b4a4255b4a41f2709f52f2f
Publikováno v:
Energies, Vol 14, Iss 1, p 72 (2020)
An in-situ method is proposed for monitoring and estimating the power degradation of mc-Si photovoltaic (PV) modules undergoing thermo-mechanical degradation tests that primarily manifest through cell cracking, such as mechanical load tests, thermal
Externí odkaz:
https://doaj.org/article/3281a1b36a644e229861d9dc2838eb90
Publikováno v:
Energies, Vol 13, Iss 3, p 584 (2020)
With the rapid increase in photovoltaic energy production, there is a need for smart condition monitoring systems ensuring maximum throughput. Complex methods such as drone inspections are costly and labor intensive; hence, condition monitoring by ut
Externí odkaz:
https://doaj.org/article/427ee935fbc24dec9a7b600215e3444e
Publikováno v:
Energies, Vol 12, Iss 7, p 1342 (2019)
The high variability of solar irradiance, originated by moving clouds, causes fluctuations in Photovoltaic (PV) power generation, and can negatively impact the grid stability. For this reason, grid codes have incorporated ramp-rate limitations for th
Externí odkaz:
https://doaj.org/article/25d0da23372e40f4870c37e93746ea60
Autor:
Faicel EL Aamri, Hattab Maker, Dezso Sera, Sergiu Spataru, Josep M. Guerrero, Abderrahim Fakkar, Azeddine Mouhsen
Publikováno v:
Aamri, F EL, Maker, H, Sera, D, Spataru, S, Guerrero, J M, Fakkar, A & Mouhsen, A 2023, ' Stability Analysis for DC-Link Voltage Controller Design in Single-Stage Single-Phase Grid-Connected PV Inverters ', IEEE Journal of Photovoltaics, pp. 1-10 . https://doi.org/10.1109/JPHOTOV.2023.3263253
The dc-link voltage control is vitally important to ensure the operation of photovoltaic (PV) system at the maximum power voltage, where its performance affects the power quality injected into the grid. In this work, we propose a method, based on the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b5263dec4228a0e5a5d4c927fe8de6ed
https://doi.org/10.1109/jphotov.2023.3263253
https://doi.org/10.1109/jphotov.2023.3263253
Autor:
Nicholas Riedel-Lyngskar, Martin Bartholomaus, Jan Vedde, Peter Behrensdorff Poulsen, Sergiu Spataru
Publikováno v:
Riedel-Lyngskar, N, Bartholomaus, M, Vedde, J, Poulsen, P B & Spataru, S 2022, ' Measuring Irradiance With Bifacial Reference Panels ', IEEE Journal of Photovoltaics, vol. 12, no. 6, pp. 1324-1333 . https://doi.org/10.1109/JPHOTOV.2022.3201468
The heterogenous nature and spectral distribution of rear plane-of-array irradiance RPOA presents challenges when measured by small-area sensors such as pyranometers. Bifacial reference modules serving as large-area sensors can simplify irradiance mo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a6e181fd695d35f5550267bfa0a0e11f
https://doi.org/10.1109/jphotov.2022.3201468
https://doi.org/10.1109/jphotov.2022.3201468
Autor:
Peter Hacke, Michael Owen-Bellini, Michael D. Kempe, Dana B. Sulas-Kern, David C. Miller, Marko Jankovec, Stefan Mitterhofer, Marko Topič, Sergiu Spataru, William Gambogi, Tadanori Tanahashi
Publikováno v:
Hacke, P, Owen-Bellini, M, Kempe, M D, Sulas-Kern, D B, Miller, D C, Jankovec, M, Mitterhofer, S, Topič, M, Spataru, S, Gambogi, W & Tanahashi, T 2023, ' Acceleration Factors for Combined-Accelerated Stress Testing of Photovoltaic Modules ', Solar RRL, vol. 2023, 2300068 . https://doi.org/10.1002/solr.202300068
Combined-accelerated stress testing (C-AST) is developed to establish the durability of photovoltaic (PV) products, including for degradation modes that are not a priori known or examined in standardized tests. C-AST aims to comprehensively represent
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9678358c3ebe1e2163d71bb3c0419b14
https://doi.org/10.1002/solr.202300068
https://doi.org/10.1002/solr.202300068
Autor:
Claire Mantel, Gisele Alves dos Reis Benatto, Adrian Alejo Santamaria Lancia, Sergiu Spataru, Peter Behrensdorff Poulsen, Soren Forchhammer
Publikováno v:
Mantel, C, Benatto, G A D R, Lancia, A A S, Spataru, S, Poulsen, P B & Forchhammer, S 2022, ' Reconstruction and Calibration of Contactless Electroluminescence Images From Laser Line Scanning of Photovoltaic Modules ', IEEE Journal of Photovoltaics, vol. 12, no. 3, 9736329, pp. 696-702 . https://doi.org/10.1109/JPHOTOV.2022.3151327
This article presents image processing methods for reconstructing and calibrating contactless electroluminescence (EL) images acquired with laser line scanning for diagnostic of photovoltaic modules. The method specifically focuses on two outputs: a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9a2f99c69b307ead00e5b3feb65e8a89
https://doi.org/10.1109/jphotov.2022.3151327
https://doi.org/10.1109/jphotov.2022.3151327