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49 articles for “Open-circuit voltage”
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Study of Performance of Photoelectrochemical Cell for Solar Energy Conversion and Storage in Carbol Fuchsin-CTAB-EDTA System
Abstract: Power storage capacity is becoming more necessary as wind and solar power sources rapidly enter the commercial market. The Photoelectrochemical Cell as they are described in the current manuscript are promising energy technologies since they allow for the generation and storage of solar energy. In addition to the requirement for power storage, photoelectrochemical Cell (PEC) are particularly important because these solar devices can produce and store solar power simultaneously. Photoelectrochemical …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 14, Issue 1, 2024 · pp. 47–55 Read article
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Maximum Power Point Tracking for Solar PV System
Abstract: There is an ever increasing demand for energy in today's world. The photovoltaic (PV) systems are the suitable options for satisfying an ever increasing need for energy and thus are being used widely around the globe. Some special methods are required for extracting the maximum available power out of PV systems because they are nonlinear in nature. The nonlinear characteristic of the IV curve of PV module has a unique …
Published in Journal of Electronic Design Technology · Vol. 7, Issue 1, 2016 · pp. 14–21 Read article
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Effect Analysis of Different ETL Layer Thickness in Perovskite (CH3NH3PbI3) Solar Cell Using CuSCN as Hole Transport Layer
Abstract: Thickness of Electron Transport Layer (ETL) shows an important role in terms of stability and efficiency of perovskite solar cells. In this paper, numerical simulation and detailed modeling on perovskite solar cell was carried out using perovskite material such as methyl ammonium lead iodide (MAPbI3, MA= CH3NH3) at various thickness’s of ETL layer using the SCAPS tool. The electrical properties of the “MAPbI3 material” used as active layer for different …
Published in Journal of Microelectronics and Solid State Devices · Vol. 10, Issue 1, 2023 · pp. 1–7 Read article
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Performance analysis of ETL/Absorber and Absorber/HTL Interface Layer on Perovskite (CH3NH3PbX3, X: I) Solar Cell
Abstract: The effectiveness of perovskite solar cells employing perovskite materials such as methyl ammonium lead tri halide (MAPbX3, MA=CH3NH3, X:I) has been investigated in this research with the use of the SCAPS tool. The electrical properties of the MAPbX3 material utilized for the active layer have been calculated through numerical simulation and modelling for various parameters, including open-circuit voltage (Voc), power conversion efficiency (PCE), fill factor (FF), and short-circuit current density …
Published in Journal of Microelectronics and Solid State Devices · Vol. 10, Issue 1, 2023 · pp. 8–14 Read article
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Enhanced Photovoltaic Performance of Perovskite Solar Cell Using Copper Thiocyanate (CuSCN) as Hole Transport Layer
Abstract: In this study, the SCAPS tool was utilized to examine the efficacy of perovskite solar cells using perovskite materials such methyl ammonium lead Iodide (MAPbX3, MA=CH3NH3, X: I). Quantitative simulation and modeling have been used to determine the electrical characteristics of the MAPbI3 material used for the active layer for a number of parameters, including fill factor (FF), short-circuit current density (Jsc), power conversion rate (PCE), and open-circuit voltage (Voc). …
Published in Journal of Semiconductor Devices and Circuits · Vol. 10, Issue 3, 2024 · pp. 12–18 Read article
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Interface Engineering of Graphene Multi-Junction InGaP/GaAs/InGaAs/Ge Solar PVC
Abstract: AbstractThe main impediment faced by solar Photo-Voltaic Cell (PVC) is the excitation of charge carriers by high and low energy photons to make them reach the conduction band as this superintends the output device current. To enhance the device current, intermediate engineering of solar PVC is the most prominent strategy. An Inter-Mediate Layer (IML) serves as a spectrally selective layer between the muti-junctions for tandem solar cell. This research work …
Published in Trends in Opto-electro & Optical Communication · Vol. 8, Issue 1, 2018 · pp. 1–7 Read article
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Effect of ETL layer thickness on perovskite (CH3NH3PbI3) solar cell
Abstract: Abstract: Thickness of ETL (Electron transport layer) shows important role in term of stability and efficiency of perovskite solar cells. In this paper the numerical simulation and extensive modeling have been performed on perovskite solar cell using perovskite material such as methyl ammonium lead Iodide (MAPbI3, MA=CH3NH3) with the help of SCAPS tool. The electrical properties of the MAPbI3 material used as active layer, have been calculated for different parameter …
Published in Trends in Opto-electro & Optical Communication · Vol. 9, Issue 1, 2019 · pp. 32–37 Read article
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A Study of Carbon Nanotubes in Photovoltaic Devices
Abstract: AbstractArrays of periodic one-dimensional nano materials provide light–matter interaction in terms of tunable optical properties which are attractive for planning efficient optoelectronic devices. This paper is based on n-i-p thin-film amorphous silicon utilizes scaffolds of vertically aligned carbon nanotube (CNT) array for a fabrication of bottom-up grown Nano pillar (NP) array solar cells. The varying effect of the CNT extent over a wide range from 800 to 2000 nm on …
Published in Trends in Opto-electro & Optical Communication · Vol. 10, Issue 1, 2020 · pp. 1–13 Read article
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Impact Analysis of Different Active Layer (CH3NH3PbI3) Thickness Using Cu2O as Hole Transport Layer in Perovskite Solar Cell
Abstract: AbstractThickness of active Layer (CH3NH3PbI3) shows important role in term of stability and efficiency of perovskite solar cells. In this paper the numerical simulation and extensive modeling have been performed on perovskite solar cell using perovskite material such as methyl ammonium lead Iodide (MAPbI3, MA=CH3NH3) at different thickness with the help of SCAPS tool. The electrical properties of the MAPbI3 material used as active layer, have been calculated for different …
Published in Trends in Opto-electro & Optical Communication · Vol. 10, Issue 2, 2020 · pp. 15–20 Read article
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Electrooxidation Study of Acetic Acid at Low Temperature in Membrane Less Microfluidic Fuel Cell for Portable Power Application
Abstract: The global energy crisis due to dependence on fossil fuel and its limited reserves followed by environmental pollution are the key concerns to the research communities. However, recently developed micro-fluidic fuel cells using hydrogen-rich fuels are most likely to replace the batteries, due to their compactness, high efficiency and simplicity in operation. In this context, the PtxSn/C (where, x=1, 3, 5) electrode-catalysts were prepared and the electro-oxidation of acetic acid …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 7, Issue 1, 2016 · pp. 58–66 Read article
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Layered Filler Based Nanocomposite Polymer Electrolyte For Solar Cell Application
Abstract: In the present work we fabricated natural dye sensitized solar cell using PVA based nanocomposite polymer electrolyte with MMT Clay (Montmorillonite) as layered filler in order to improve the conductivity of polymer electrolyte. In this work, we applied TiO2-WO3 to natural dye sensitizer solar cells as a photoelectrode to reduce the recombination rate by providing energy barrier and we also explore the use of natural dyes, betacyanin obtained from the …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 7, Issue 1, 2017 · pp. 15–19 Read article
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Impact of ETL/Absorber Interface layer on Perovskite (CH3NH3PbX3, X: I, Br, Cl) Solar Cell
Abstract: In this paper, the impact of ETL/Absorber interface layer has been studied on the efficiency of perovskite solar cell using perovskite materials such as methyl ammonium lead trihalide (MAPbX3, MA=CH3NH3, X: I, Br, Cl) through the SCAPS tool. Modeling and the numerical simulation have been performed with electrical properties of the MAPbX3 material used as the active layer and calculated different parameters such as open-circuit voltage (Voc), power conversion efficiency …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 21, Issue 2, 2019 · pp. 1–6 Read article
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Perovskite-Silicon Thin Film Based Tandem Solar Cell
Abstract: A perovskite-microcrystalline silicon-based thin-film tandem solar cell was designed and investigated, where perovskite and microcrystalline cells used as top and bottom cells, respectively, for better and higher light absorption utilizing the very high open-circuit voltage. The study was carried out for simulation results of quantum efficiency and short circuit current based on different thicknesses of the top and bottom cell-intrinsic layer. A very good short circuit matched current has been …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 22, Issue 2, 2020 · pp. 23–29 Read article
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Numerical Simulation and Performance Characteristics of Solid-state Dye-sensitized Solar Cell using SCAPS 1D
Abstract: In this research article, we studied the optimization and performance of a titanium oxide (TiO2) working electrode for the manufacture of solid-state dye sensitized solar cell (so-DSSC). The structure of solid-state dye sensitized solar cell used in current work is composed of FTO/TiO2/N719/PEDOT: PSS/Pt. The only variable for simulation is absorber layer. The computational simulation findings indicate that parameters of solid-state DSSC such as VOC, JSC, FF and PCE are …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 23, Issue 2, 2021 · pp. 1–11 Read article
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Orcad P-spice Modified Switches for Electrical and Electronic Circuits
Abstract: Voltage dependent switch and Current dependent switch are extensively used to obtain open/short circuit in various networks for various applications. PSPICE /OrCAD software analog behavioral modellings options and Spice dependent sources are used to obtain control equivalent circuits for switches (P-spice built-in models) to be used for two types of applications. Different circuits (at DC, time-domain), and Spice files are described to simulation circuits with analyses. The following features are …
Published in Journal of Semiconductor Devices and Circuits · Vol. 11, Issue 3, 2024 · pp. 27–45 Read article
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Design and Analysis of Quantum Dot Solar Cell Using SCAPS-1D Software
Abstract: Compared to conventional solar cells, quantum dot solar cells (QDSCs) have drawn a lot of attention due to their hybrid structure, low production cost, and greater power conversion efficiency. Nevertheless, carrier recombination in the quasi-neutral region (QNR) continues to limit their performance. The electron transport layer (ETL) and hole transport layer (HTL) are two of the layers that are most important in determining the overall efficiency of the device. The …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 17, Issue 1, 2026 · pp. 15–20 Read article
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Thin Film Gum Arabic Doping byPotassium BromideSolar Cells
Abstract: Three solar cell were made using Gum Arabic treated with potassium bromide with three types of dyes (Saffron dye, Henna dye and Blue 8GX dye) by using Spin Coating. Powder of gum Arabic and amount of potassium bromide was made by heated in temperature 100OC firstly, and using USB 2000 spectrometer device to calculated optical energy band gap of Gum Arabic before and after doping It was found to be …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 7, Issue 2, 2020 · pp. 23–29 Read article
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Theoretaical Analysis of Self-discharge behavior of Supercapacitor using physical parameter variation in Simulink/ MATLAB
Abstract: Understanding the self-discharge behavior of a supercapacitor is very important regarding make it more efficient for its applications. Different types of RC circuit models have been developed. We have studied the different RC circuit models and took the classical RC circuit model to study self-discharge behavior. This model requires three parameters: a capacitor (Cs), parallel resistance (R), and equivalent series resistance (Resr), and very easy to implement in simulation. The …
Published in Journal of Microelectronics and Solid State Devices · Vol. 8, Issue 1, 2021 · pp. 14–22 Read article
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Investigation of DC link Capacitor Failures in DFIG based Wind Energy Conversion System
Abstract: This paper presents the effects of DC link electrolytic capacitor failure of DFIG based wind energy conversionsystem (WECS). The degradation of electrolytic capacitor can lead to the failure of DC link. As DFIG basedWECS utilize low power converter, so there is a need to explore the effects of capacitor failure. This failure(short circuit of capacitor or open circuit) leads to the power outages, high machine currents, high transientcurrents in rotor …
Published in Trends in Electrical Engineering · Vol. 1, Issue 1-2-3, 2011 · pp. 13–22 Read article
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IoT Based Smart Power Grid.
Abstract: An inefficient power grid can be affected by human mistakes, data loss, and manual circuit and logbook operation, which are all parts of how a power grid works. An IoT-based power grid is introduced to address the issue. Here, we may measure the circuit's current and voltage as well as its active (kW), apparent (kVA), and energy (kWh) powers. We can also use a computer or a mobile device to …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 13, Issue 1, 2023 · pp. 35–40 Read article