Experiments and comparison of digital twinning of photovoltaic panels by machine learning models and a cyber-physical model in modelica

F Delussu, D Manzione, R Meo… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
We present two approaches for digital twinning in the context of the forecast of power
production by photovoltaic panels. We employ two digital models that are complementary …

Simplified lambert w-function math equations when applied to photovoltaic systems modeling

S Pindado, E Roibás-Millán, J Cubas… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
In this article, simplified and easy-to-work-with equations for the Lambert W-function are
derived. This function is widely used to solve equations related to photovoltaic systems …

Configurable IoT open-source hardware and software IV curve tracer for photovoltaic generators

I González, JM Portalo, AJ Calderón - Sensors, 2021 - mdpi.com
Photovoltaic (PV) energy is a renewable energy resource which is being widely integrated in
intelligent power grids, smart grids, and microgrids. To characterize and monitor the …

Analytical modeling of current-voltage photovoltaic performance: An easy approach to solar panel behavior

JM Álvarez, D Alfonso-Corcuera, E Roibás-Millán… - Applied Sciences, 2021 - mdpi.com
In this paper, we propose very simple analytical methodologies for modeling the behavior of
photovoltaic (solar cells/panels) using a one-diode/two-resistor (1-D/2-R) equivalent circuit …

Effect of distributed photovoltaic generation on short-circuit currents and fault detection in distribution networks: A practical case study

D Alcala-Gonzalez, EM García del Toro… - Applied Sciences, 2021 - mdpi.com
The increase in the installation of renewable energy sources in electrical systems has
changed the power distribution networks, and a new scenario regarding protection devices …

Linear fitting Rule of I–V characteristics of thin-film cells based on Bezier function

N Shi, Y Lv, Y Zhang, X Zhu - Energy, 2023 - Elsevier
Thin-film cells are a promising type of solar cell. To evaluate their performance in PV power
generation, it is important to have a simple and accurate model of the I–V output …

Explicit representation of S-shaped and standard VI curve of illuminated solar cell

AK Das, R Singh - Renewable Energy, 2024 - Elsevier
A generalised explicit model is proposed in this study to model the S-shaped and standard
voltage-current characteristics (VI) of illuminated solar cells. Even though the voltage-current …

Solar cell parameter extraction method from illumination and dark IV characteristics

F Montalvo-Galicia, MT Sanz-Pascual… - Nanomaterials, 2022 - mdpi.com
A novel method to extract the seven parameters of the double-diode model of solar cells
using the current–voltage (IV) characteristics under illumination and in the dark is presented …

Simple solar panels/battery modeling for spacecraft power distribution systems

A Porras-Hermoso, B Cobo-Lopez, J Cubas, S Pindado - Acta Astronautica, 2021 - Elsevier
To progress towards as quick as possible feasible pre-design of space missions, spacecraft
early design today is organized gathering together experts from different spacecraft …

Machine learning based approaches for modeling the output power of photovoltaic array in real outdoor conditions

M Maria, C Yassine - Electronics, 2020 - mdpi.com
It is important to investigate the long-term performances of an accurate modeling of
photovoltaic (PV) systems, especially in the prediction of output power, with single and …