Single-diode model is commonly used for modeling the electrical properties of photovoltaic (PV) modules, in which current–voltage ( <italic xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">I–V</i> ) equation implicit and not convenience parameter identification power prediction. In this article, a novel method based on power-law (PLM) proposed to characterize PV modules under various operating conditions. Due inherent simplicity explicit trait PLM,...

The yield of photovoltaic (PV) modules is influenced by various environmental factors, particularly solar irradiance and temperature. However, the measured does not accurately represent real light intensity absorbed different types cells, temperature actual cell in PV modules. In this article, equivalent are proposed used to improve accuracy output performance estimation First, under operating condition obtained fitting <italic xmlns:mml="http://www.w3.org/1998/Math/MathML"...

The accurate characterization and prediction of current-voltage characteristics photovoltaic (PV) modules under different operating conditions is essential for solar power forecasting ensuring grid stability. traditional method based on the single-diode model inconvenient complex because equation implicit. In this paper, a novel combining an artificial neural network (ANN) with explicit analytical (EAM) proposed predicting I-V PV conditions. EAM makes it efficient to obtain curves from...

The current–voltage (I–V) equation in the equivalent circuit model of photovoltaic (PV) module is implicit, and dependence parameters on environmental conditions uncertain, which causes inconvenience output performance prediction. In this paper, a novel method based power-law (PLM) proposed to predict I–V characteristics power PV modules under varying operating conditions. relationship between PLM manufacturer datasheet information established. irradiance temperature dependences shape are...

WO3 nanobundles and nanorods were prepared using a facile hydrothermal method. The X-ray diffraction pattern confirms that the obtained samples are pure hexagonal WO3. Transmission electron microscope images detected gap between different nanowires made up nanorods. As anode materials of lithium-ion batteries, formed deliver an initial discharge capacity 883.5 971.6 mA h g-1, respectively. Both nanostructures excellent retention upon extended cycling. At current density 500 reversible...

.A new ROS-responsive nanoplatform was deleveloped to load anticancer drug for oral cancer therapy. The ROS in cytoplasm can efficiently destroy the nanoplatform, leading a rapid release of loaded and apoptosis cells.

The single-diode model (SDM) is widely used in photovoltaic (PV) system modeling and output power estimation because of its simplicity accuracy. This article proposed an improved comprehensive method for parameter identification performance by using manufacturer datasheet information PV module. temperature dependence all physical parameters SDM module comprehensively considered investigated varying operating conditions. In the method, under reference condition their coefficients are...

The parameters identification of the diode model under reference condition are crucial and have significant impact on output characteristics estimation photovoltaic (PV) module varying operating conditions. traditional methods extracting always focused solving parameter optimization problem only some certain condition, which neglects their effect performance other condition. In this paper, a novel method is proposed to identify physical enhance accuracy electrical property for PV modules New...

To ensure the safety and stability of power grids with photovoltaic (PV) generation integration, it is necessary to predict output performance PV modules under varying operating conditions. In this paper, an improved artificial neural network (ANN) method proposed electrical characteristics a module by combining several networks different environmental study dependence on solar irradiance temperature, model composed four networks, called multi- (MANN). Each consists three layers, in which...

Many methods are proposed for parameter identification and performance estimation of photovoltaic (PV) modules, including analytical methods, numerical optimization methods. In this paper, a hybrid method based on analysis expressions algorithms is to determine the parameters single-diode model double-diode PV modules. The reduced forms combines method. By using three key points in I–V curves making some approximations or simplifying assumptions without sacrificing accuracy, dimensions...

With the development of hydrogen energy, containerized fuel cell systems are being used in distributed energy-supply systems. Hydrogen pipelines and electronic equipment containers can trigger hydrogen-explosion accidents. In present study, Computational Fluid Dynamics (CFD) software was to calculate affected areas container-explosion accidents with without protective walls. The effects were studied for walls at various distances heights. results show that strategically placing effectively...

Traditional methods for estimating output property of the photovoltaic (PV) modules are strongly influenced by selection reference condition and transforming equations, which determine calculated physical parameters under real operating conditions. The differences in carrier transport properties PV cells varying conditions, such as number velocity minority carriers at junction edge their recombination speed, lead to large deviations estimation characteristics, especially low irradiance To...

The mathematical modeling of the cardiovascular system is a simple and noninvasive method to comprehend hemodynamics operating mechanism mechanical circulatory assist device. In this study, numerical model was developed simulate under different conditions evaluate condition continuous-flow left ventricular device (LVAD). consisted lumped parameter (CLP) model, baroreflex an LVAD model. CLP established human including heart, right systemic circulation, pulmonary circulation. used regulate...

An error criterion is essential in the process of parameter extraction photovoltaic (PV) modules by fitting I–V curves, which exerts a huge influence on accuracy extracted parameters. This paper proposes new integrated current–voltage criterion, named EC-I&amp;V(x), takes into account intrinsic properties PV module. The deviation both current and voltage considered combining mean squared different data regions. Four optimization methods are used to validate proposed including guaranteed...

Abstract In coreless axial flux permanent magnet synchronous generators (AFPMSGs), magnetic leakage and fringing effect is significant due to the large air gap increases difficulty in field calculation. This paper presents a 3‐D equivalent circuit (MEC) model for calculation AFPMSGs by considering flux. Field distribution calculated based on analysis. The between magnets analysed using division method. Compared with traditional model, from PM rotor iron plates considered both radial...