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334 articles for “Power output”
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Performance Analysis of Efficiency of Solar Photovoltaic Module on Dust Deposition
Abstract: The rise in demand for energy and the continuous decrease in existing sources of fossil, have push mankind to explore new technologies for improving utilization of green energy. Solar energy is one of the promising sources to meet the increasing demand of electricity. There are factors that affect the performance of Photovoltaic (PV) modules. One such is dust deposition. The solar PV modules polluted by dust particles for a period …
Published in Journal of Power Electronics and Power Systems · Vol. 12, Issue 1, 2022 · pp. 22–30 Read article
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A Novel and Efficient Transmission System for Harnessing Hydrokinetic Power from Ocean Currents
Abstract: This paper presents the design principles of a novel power transmission system for an indigenous device known as a “Hydro Vortex Power Generator” that harnesses the power of vortices from low-velocity streams of water. The flow-induced motions of an elastically mounted cylinder that is free to oscillate in the crossflow direction are converted to electricity by the power generator. To convert the oscillations with non-uniform amplitude and frequency to uniform …
Published in Recent Trends in Fluid Mechanics · Vol. 11, Issue 3, 2024 · pp. 14–24 Read article
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Modeling and Simulation of a Hybrid Solar-Wind System with Adaptive Neural Network MPPT Control in MATLAB/SIMULINK
Abstract: Over the last ten years, there has been an increasing demand for the electrical powersupply. The installation of power generators (PGs) is expensive and time-consuming. Solar powerplants are therefore thought to be a practical substitute for supplying the present demand forelectricity. The primary challenges with solar plants, however, are output power balancing andcritical maintenance. A proper technique is needed to lessen output power balance andmaintenance issues in solar facilities. For …
Published in Journal of Power Electronics and Power Systems · Vol. 13, Issue 2, 2023 · pp. 53–61 Read article
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Dynamic Characteristic of Permanent Magnet Assisted Self Excited Synchronous Reluctance Generator
Abstract: AbstractThe use of self-excited synchronous reluctance generator is gaining interest due to its simplicity and inexpensiveness in terms of manufacturing. The problem of this machine which is best suited in a standalone application is that it has poor power factor. This paper presents a comparative study of a PM assisted synchronous reluctance generator with a regular reluctant generator. The machine was studied using rotor rotating frame and embedded MATLAB was …
Published in Journal of Instrumentation Technology & Innovations · Vol. 10, Issue 1, 2020 · pp. 1–11 Read article
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Prediction and Evaluation of Photovoltaic Panel Performance for Low Solar Radiation Concentration and Variable Topology
Abstract: This paper studies and analyzes the performance of photovoltaic (PV) panels for a flat-side mirror solar radiation low-concentration design. The system consists of two side mirrors concentrating surface that reflects solar radiation onto the PV panel area, increasing the solar radiation flux up to 177% regarding solar radiation peak at the Earth's surface. Three PV panel configurations are analyzed: conventional, a PV panel with attached phase change material (PV-PCM), and …
Published in Trends in Electrical Engineering · Vol. 14, Issue 3, 2024 · pp. 14–25 Read article
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Analysis of new Floating Offshore Wind Turbine under drag force operation
Abstract: The goal of this paper is the study and analysis of a new type of floating offshore wind turbine (FOWT), which operates under drag force instead of lifting force as the conventional FOWT. We simulate the wind turbine operation modifying the pitch angle to faithfully reproduce the behavior when submitted to waves’ movement. The analysis of the wind turbine performance is developed in a model at laboratory scale to control …
Published in Journal of Offshore Structure and Technology · Vol. 11, Issue 1, 2024 · pp. 1–10 Read article
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Modeling of Fuzzy Logic Controller for Photovoltaic Maximum Power Point Tracker
Abstract: In this paper a fuzzy logic controller for maximum power point tracker of photovoltaic (PV) energy system isintroduced. This controller uses a boost converter to control the terminal voltage of PV system to work at themaximum power point. The load side consists of battery and control switches to control the power flow from thePV system to the battery and the load. The system is modeled using Matlab/Simulink program. The output …
Published in Trends in Electrical Engineering · Vol. 1, Issue 1-2-3, 2011 · pp. 23–35 Read article
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Degradation in Energy Yield of Solar Photovoltaic Power Plant due to Soiling Effect
Abstract: Renewable energy resources are the future of the world. Solar photovoltaic energy conversion is one such type of clean and sustainable energy resource. Solar photovoltaic power plant’s performance is directly dependent on the sun’s incoming solar radiation availability and its intensity. Solar energy conversion of photovoltaic power plants is limited by local climatic parameters such as temperature, wind, humidity, dust deposition, etc. and geographical factors of latitude, longitude, etc. Accumulation …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 8, Issue 1, 2017 · pp. 6–11 Read article
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Improved Marine Wind Farm Layout
Abstract: This work proposes a new marine wind farm layout. The new configuration is based on the hybridization of alternating lift-force and drag-force wind turbines. Lift-force wind turbines are characterized by a high output power and large dimensions, while drag-force wind turbines have moderate power output and reduced size. The proposed layout inserts the drag-force turbines in the free space the lift-force turbines leave, using the turbulent wind to generate power …
Published in Journal of Offshore Structure and Technology · Vol. 11, Issue 1, 2024 · pp. 1–12 Read article
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Optimized Performance Characteristics of a 450 nm Semiconductor Laser by Varying Differential Gain
Abstract: AbstractIn this work, the effects on the performance characteristics of a true-blue 3QW separate confinement heterostrcture edge-emitting laser are presented by varying differential gain. At the temperature of 300 K, the threshold current of the laser is . The peak material gain for the designed laser is obtained as and further used for the analysis of the performance characteristics of the designed double-heterostructure laser for the variation of differential gain. …
Published in Journal of Communication Engineering & Systems · Vol. 3, Issue 3, 2013 · pp. 26–35 Read article
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Efficient Data Transmission through Fiber Optic Communication System using SOA
Abstract: AbstractThis paper represents the characteristic of Semiconductor Optical Amplifier (SOA) by varying frequency of Vertical Cavity Surface Emitting Laser (VCSEL) which is used as a source at the transmitter end and also injection current of SOA. It is observed that by varying the injection current up to 1 ampere, maximum output power of 0.74935 watt can be achieved at the frequency of VCSEL of 193.1 THz when the optical fiber …
Published in Trends in Opto-electro & Optical Communication · Vol. 4, Issue 2, 2014 · pp. 27–32 Read article
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Optimization of Indium Concentration for Obtaining Enhanced Performance of 980nm InxGa1-xAs/GaAs MQW VCSELs
Abstract: AbstractIn this work, an optimization of Indium concentration of 980 nm InxGa1-xAs/GaAs MQW VCSELs is presented with the aim of improving dynamic performance of the VCSEL. An improved modulation performance is obtained by optimizing Indium concentration of x=0.2. A high modal gain and low transparency carrier density contributes to a high optical output power for In0.2Ga0.8As/GaAs MQW VCSEL. A highest modulation bandwidth of 11.625 GHz is obtained for In0.2Ga0.8As/GaAs MQW …
Published in Trends in Opto-electro & Optical Communication · Vol. 3, Issue 2, 2013 · pp. 14–21 Read article
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High Modulation Performance of a Designed InGaN Based 405 nm Multi-Quantum Well Violet Laser
Abstract: AbstractIn this work, the modulation performance characteristics of a designed 405 nm InGaN based multi-quantum well (MQW) Violet Laser are optimized and presented by varying injection current and differential gain. A maximum output power of 222.53 mW and a maximum resonance frequency of 18.79 GHz of the laser are obtained for 117 mA injection current, where, the differential gain is 4x10-16cm2. The differential quantum efficiency of the laser is obtained …
Published in Trends in Opto-electro & Optical Communication · Vol. 3, Issue 2, 2013 · pp. 7–13 Read article
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Performance Estimation of Self-Excited Induction Generator under Different Power Factor Loading
Abstract: The paper presents a model, which has been analyzed using genetic algorithm, in order to estimate the steady state performance of three-phase self-excited induction generator under unbalanced operation. The technique as proposed has been implemented on a 15 KW rating machine to see the effect of variation in load power factor of one phase and two phases simultaneously on phase voltages, phase currents, degree of unbalance, power output, power losses …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 7, Issue 2, 2016 · pp. 12–16 Read article
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Simple Gain Model of Group III-V Semiconductor-based Laser Diode
Abstract: In these days, a layer of low bandgap material is sandwiched between two high bandgap layers.Most commonly-used pair of materials is gallium arsenide (GaAs) with aluminium galliumarsenide (AlGaAs) and Indium Phosphide (InP) with Indium gallium arsenide phosphide(InGaAsP) laser. A heterostructure is the junctions between different bandgap materials. Here,two such junctions are present, hence it is called the name "double heterostructure laser" orDH laser. The kind of laser diode may be …
Published in Recent Trends in Electronics Communication Systems · Vol. 7, Issue 3, 2020 · pp. 9–27 Read article
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Energy Harvesting Circuits with Piezoelectric Material: Design, Integration, and Optimization
Abstract: Piezoelectric energy harvesters (PHE) have drawn significant interest as a method of harvesting environment energy to power because of its compatibility and high energy density. Integrating piezoelectric energy harvesters into wireless sensor networks, Internet of Things (IoT)) devices, and wearable electronics enhances their functionality and also increases sustainability. This integration can be lead to the development of self-powered devices that can operate continuously without the need for external power sources. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1028–1039 Read article
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Comparative Analysis of Perturb & Observe and Incremental & Conductance MPPT Algorithms
Abstract: AbstractMaximum power point tracking (MPPT) technique implemented on a Photo-Voltaic (PV) system is meant for increasing its efficiency. In literature may research work claims MPPT technique as one of the most efficient way in enhancing output power generated. The output electrical parameters (V-I curve) of PV (photovoltaic) system depends on the irradiance, temperature, configuration, environmental conditions and analogy of a PV system. MPPT regulates the system at the reference voltage …
Published in Journal of Electronic Design Technology · Vol. 9, Issue 2, 2018 · pp. 7–13 Read article
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Design and Simulation of Discrete Time Multi-Input Multi-Output Optimal Controller to Control Active and Reactive Power of DFIG
Abstract: The control of active and reactive power of doubly-fed induction generator (DFIG) in a large scale wind farm has become an important issue for the improvement of wind energy system to provide efficient and reliable electrical power with safety. The control strategies of active power and reactive power can be classified in two types—direct power control and indirect power control. First control strategy has designed based on the chosen switching …
Published in Trends in Electrical Engineering · Vol. 5, Issue 1, 2015 · pp. 1–11 Read article
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A High Static Gain Modified SEPIC Converter for Renewable Applications
Abstract: This paper presents a high step-up DC-DC converter based on the modified single ended primary inductance converter (SEPIC) for achieving high static gain. This converter topology is the combination of a classical boost converter and a conventional SEPIC converter. For low input and high output voltage applications, the modified SEPIC converter provides low switch voltage, low input current ripple and high step-up static gain. Therefore, this converter is suitable for …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 2, 2015 · pp. 19–40 Read article
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Development and Analysis of Load Bank for Steam Power Plant
Abstract: In the present laboratory experimental set up of steam power plant, the power output is converted to an electrical power source by using a load bank which is used as an electrical load. The purpose of a load bank is to accurately impersonator the operational or “real” load that a power source will see in real application. In the existing scenario, the air heater type load bank has some limitations …
Published in Journal of Electronic Design Technology · Vol. 11, Issue 3, 2020 · pp. 24–27 Read article