Results 31 to 40 of about 85,229 (310)

Photonics in photovoltaic systems

open access: yes, 2008
This paper gives an overview on photonics for photovoltaic systems. Starting from the spectral and angular distribution of the electromagnetic radiation from the sun, many important optical approaches how to improve the efficiency of solar cells are ...
Andreas Gombert   +3 more
core   +1 more source

Calibration of a single‐diode performance model without a short‐circuit temperature coefficient

open access: yesEnergy Science & Engineering, 2018
We calibrate the seven parameters of a single‐diode model (SDM) for photovoltaic device performance using current‐voltage (I‐V) curves measured under controlled laboratory conditions over a matrix of nominal temperature and irradiance combinations.
Mark B. Campanelli, Behrang H. Hamadani
doaj   +1 more source

Contactless Diagnosis Method and Unsupervised Learning for Panel-Level Photovoltaic Plant Operation and Maintenance

open access: yesIEEE Access
Renewable energy systems that depend on photovoltaic energy are crucial in the shift towards sustainable energy. Detecting faults in photovoltaic components is highly valued.
Yifan Wang   +6 more
doaj   +1 more source

First results on the APOLLON project multi-approach for high efficiency integrated and intelligent concentrating PV modules (systems)

open access: yes, 2009
Next generation concentrating photovoltaic technologies could have a large-scale impact on world electricity production once they will become economically attractive and grid parity will be reached.
Timò, G.   +65 more
core   +1 more source

Ultra low-power photovoltaic MPPT technique for indoor and outdoor wireless sensor nodes [PDF]

open access: yes, 2011
Photovoltaic (PV) energy harvesting is commonly used to power wireless sensor nodes. To optimise harvesting efficiency, maximum power point tracking (MPPT) techniques are often used.
Weddell, Alex   +5 more
core   +1 more source

A Log-Logistic Predictor for Power Generation in Photovoltaic Systems

open access: yes, 2022
Photovoltaic (PV) systems are dependent on solar irradiation and environmental temperature to achieve their best performance. One of the challenges in the photovoltaic industry is performing maintenance as soon as a system is not working at its full ...
Guilherme Souza   +2 more
core   +1 more source

Standardized assessment of PV array simulators

open access: yesEPJ Photovoltaics
PV array simulators are devices for PV and PV battery inverter testing. To ensure that these devices operate correctly and can realistically simulate PV modules and PV arrays, a test procedure for the assessment of PV array simulators has been developed ...
Zwahlen Theo   +8 more
doaj   +1 more source

Computational Intelligence in Photovoltaic Systems [PDF]

open access: yesApplied Sciences, 2019
Photovoltaics, among renewable energy sources (RES), has become more popular [...]
Leva S., Ogliari E.
openaire   +2 more sources

Rationally Designed Bilayer Passivation Strategy for High‐Performance Vacuum‐Processed Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
A bilayer “Anchor‐and‐Seal” passivation strategy using EDAI2 and 4MeO‐PEAI effectively mitigates surface defects in vacuum‐processed perovskite films through synergistic hydrogen bonding and Lewis base coordination. This approach optimizes interfacial energy alignment and suppresses non‐radiative recombination, enabling vacuum‐deposited p‐i‐n ...
Mohammadhossein Kohan   +4 more
wiley   +1 more source

SiO2 Antireflection Coatings Fabricated by Electron-Beam Evaporation for Black Monocrystalline Silicon Solar Cells

open access: yesInternational Journal of Photoenergy, 2014
In this work we prepared double-layer antireflection coatings (DARC) by using the SiO2/SiNx:H heterostructure design. SiO2 thin films were deposited by electron-beam evaporation on the conventional solar cell with SiNx:H single-layer antireflection ...
Minghua Li   +4 more
doaj   +1 more source

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