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630 articles for “Variability.”
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A Novel Honey Badger Optimization MPPT Control for a High Gain Non-Isolated DC–DC Converter for PV Applications
Abstract: The Pulse-width modulation (PWM), a technique used by DC-DC power converters, is currently a hot topic in a variety of applications, including those utilising renewable energy sources. Thus, A novel, The development of a very effective non-isolated converter. To extract the maximum PV system power. In varying weather conditions, maximum power is used to control PV system loading. The maximum power of a PV system is controlled using a fractional …
Published in International Journal of Electrical Power System and Technology · Vol. 9, Issue 1, 2023 · pp. 38–50 Read article
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Study of ECG Signal by Using Different Order Kaiser Window and Neural Network
Abstract: The morphology of ECG signal has been used for recognizing much variabilitys’s of heart activity, so it is very important to get the parameters of ECG signal. In this paper used to design different order of FIR filter and Kaiser window techniques and result train by neural network. Keywords: ECG data signal, FDA tool, nn tool
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 2, Issue 1, 2016 · pp. 15–19 Read article
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PV PANEL EFFICIENCY IMPROVEMENT USING A HYBRID PV-TEG ASSEMBLY SYSTEM
Abstract: Peltier cells are used as a system to generate electricity through thermoelectric conversion using heat removed from the rear side of PV panels. This system also helps in improving PV panel performance by reducing the temperature of the panel. The combination of thermoelectric generation and improved PV panel efficiency represents an interesting solution to increase power generation in PV systems. The proposed prototype describes the characterization of a hybrid system …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 7, Issue 2, 2021 · pp. 12–26 Read article
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Probabilistic Cloud Computing
Abstract: Cloud computing is reviewed by probabilistic approach in this paper. Computing interacts with probability as probable computing. Efficiency is increased by this technique than the just cloud computing. By the probability distribution, cloud computing enables to represent discretely and continuously both. The probable computing put another advantage as security. The security lies with the distribution. In this idea, the security protocol oscillates between the discrete and continuous probability. The algebraic …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 3, Issue 2, 2017 · pp. 10–12 Read article
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Validation of Selected SPV Module
Abstract: This paper presents the mathematical modelling and its MATLAB simulation of selected photovoltaic module manufactured by BHEL (SL No.-E1200127, Type-L24170) in which parallel connected solar cell (Np=1) and Series connected solar cell(Ns=72) in order to estimate its behavior of SPV module and Finally compare the simulation results with the live field values measured with the help of Amprobe solar analyzer and Senser (S-4000). Using measured Irradiance(S) and module temperature (Avg. …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 4, Issue 1, 2018 · pp. 8–16 Read article
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Efficiency of Super Heterodyne Fabricated Matter
Abstract: Nano fabrication efficacy has been efficient features to the system of Bluetooth low energy (BLE) from assigned overcome from discrete-time (DT) superheterodyne receiver (RX). Additional characteristic of DT-RX system is for applicability to internet-of-things (IoT), commercial Bluetooth and 2G cellular radios, while alternative to software-defined radio applicability. Implicative produce has furnished evolve of programmable capacitor for switched-capacitor (SC) structure. Program has added to flex digitally intensive scriptive system, which has …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 7, Issue 2, 2021 · pp. 1–8 Read article
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Simulation and Analysis of the Slip Recovery Energy Method for the Speed Control of Three-phase Slip Ring Induction Motor
Abstract: ABSTRACT This paper describes the energy savings in large electric drives by using implementation of “Slip Power Recovery Scheme”. The primary intention of this paper is to furnish direction for selecting and employ electric drives supported on energy efficiency and life-cycle cost. Slip power recovery wound rotor induction motor drives are used in high power, limited speed compass applications where control condition of slip power gives the variable speed drive …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 1, 2019 · pp. 24–30 Read article
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Power Amplification based on Bulk-Drive
Abstract: ABSTRACTThis paper presents a fully integrated, low transmit-power and high-efficiency power amplifier (PA) for low-power transmitters such as wireless sensor networks (WSN). Power Amplification is a major problem in power system network all over the world, which is illegal and should be strictly prohibited, it is highly impossible due to the linear relation between Voltage and Current. Power amplification can be defined as the amplification of the electrical power without …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 21–29 Read article
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Automation Process for Power Management in Stand-Alone Photovoltaic System
Abstract: This paper is focused to the development of an automation process for managing the energy generated by stand-alone photovoltaic installations. The work not only includes the study and analysis of the proposed method, but also the design and manufacturing of a prototype that controls the process of energy transfer from the PV array to the load circuit. The design has been specifically developed for a dual inverter configuration that uses …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 8, Issue 2, 2022 · pp. 1–16 Read article
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PV Penetrations in Conventional Power System and Generation of Harmonic and Power Quality Issues: A Review
Abstract: The degree of PV penetrations is a critical metric that assesses how well solar energy is integrated into the grid. It offers many advantages, such as lowering greenhouse gas emissions and enhancing grid reliability. It does, however, also bring some difficulties that call for careful preparation and financial outlays. It's obvious that solar energy will be crucial to our shift to a cleaner, more sustainable energy future given the rate …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 9, Issue 2, 2023 · pp. 12–19 Read article
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From GANs to VAEs: A Survey of Generative Models in Artificial Intelligence
Abstract: Computational methods that can produce seemingly original, meaningful content—like writing, images, or audio—from training data are referred to as “generative AI.” the broad adoption of this technology, as demonstrated by GPT-4 and Dall-E 2. A type of artificial intelligence known as “generative AI” can create new text, images, audio, and video content on its own. Filling in the gaps in the metaverse's evolution, generative AI offers creative methods for content …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 9, Issue 2, 2023 · pp. 1–6 Read article
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Service temperature attenuated materials
Abstract: Service temperatures in engineering materials have been one of important factors. It alone has not been only controlling variable for creep properties. Useful services from useful materials therefore have been more important within temperature ranges stipulated for certain services. Temperature ranges of interest to materials engineer have been ranged from cryogenic regions (- 200oC) to temperature of a tungsten-filament lamp (2000oC). This article has been description of materials from room …
Published in International Journal of Metallurgy and Alloys · Vol. 5, Issue 2, 2019 · pp. 37–45 Read article
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Nanocomposite Sensors in Different Areas
Abstract: Nanotechnology is study of matter on atomic and molecular scale. Localized surface plasmon resonance excitations are used for important sensing and spectroscopic applications. Ultrahigh-sensitivity pressure and vibration sensor are based on concept of using variable ultracapacitor consisted of two electrodes containing as grown carbon nano-tubes of length of 20 m. Vibrating grapheme sheets attached with nanoparticles with in magnetic field are used for mass-nanosensor applications. Nanosized ferroelectric sensors have differences …
Published in International journal of Nanobiotechnology · Vol. 5, Issue 1, 2019 · pp. 37–47 Read article
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Magnetorheological Fluids as A Smart Material; A Prospect for Medical and Technological Application
Abstract: The effect of magnetic field on honey and blood, yolk and lave lake is investigated. The study reveals that the magnetic field guided bee honey and blood exhibits the magnetorheological fluid characteristics. The magneto resistive contribution is treated in terms of drug force in order to determine the coefficient of viscosity. The research presents that the viscosity of studied fluids will increase with the application of magnetic field. The variables …
Published in International Journal of Composite and Constituent Materials · Vol. 7, Issue 2, 2021 · pp. 17–30 Read article
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Strain Based Approach to the Fatigue Evolution Modeling of Concrete under Tension-Tension Loading
Abstract: Abstract: Strain based Approach to the Fatigue Evolution Modeling of Concrete under Uniaxial Tension-Tension Loading plays a very important role in the evaluation of the material properties of concrete utilizing strain analysis methods, the nonlinear fatigue strain evolution model is proposed, and the hypothesis of recycle ratio related fatigue strain amplitude causes stiffness degradation and inelastic deformation is briefly described which are the essential material properties of concrete. This paper …
Published in International Journal of Composite Materials and Matrices · Vol. 5, Issue 1, 2019 · pp. 36–56 Read article
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Developments of Photonic Ferroelectric Ceramic Compose
Abstract: This article is a study of imposed interposed crystal allotropic modification underexposure of electricity. Ferroelectric photonic ceramic powder and films are usual studied in preparation from adoptive transduction in the same crystal based on electrical gradient. Ferroelectric ceramics and thin films used to be processed by the sol-gel method, where empirical variables of interest have been their chemical composition, constituent phases, and microstructure. Functional attributes made metal oxide compose like …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 1, 2021 · pp. 37–44 Read article
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Finite Element Analysis of Composite Pressure Vessel with Non-Geodesic Fiber Trajectory In view of Friction Factors on Cylinder and End Domes
Abstract: Composites are materials created by dissimilar materials with a view to improve the properties or to create materials with desired properties. Progressive Fiber Polymer Composites have developed as an essential class of industrial materials for load carrying applications with well-rounded properties for many industrial and social applications. Structures like pressure vessels, pipes and motor casings made-up of Filament Winding technology are widely used in aerospace applications. Conventionally, pressure vessels were …
Published in International Journal of Composite Materials and Matrices · Vol. 7, Issue 2, 2021 · pp. 9–21 Read article
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Sorption of Pb (II), Cd(II) and Zn(II) by synthesized nanocrystalline sodium potassium flurophlogopite (FGP)
Abstract: We have successfully synthesized nanocrystalline sodium potassium fluorophlogopite (FGP) crystals with controlled sizes from ≈ 25 nm to 100nm, using an organic tetrapropylammonium (TPA) hydroxide. We have been successfully synthesized material depends on the source of silicate and hydrothermal crystallization conditions. The synthesized materials were characterized by using different techniques such as X-ray diffraction, Energy Dispersive Analysis, Scanning Electron Microscope, Transmission Electron Microscopy and FTIR analysis. The use of sodium …
Published in International Journal of Composite Materials and Matrices · Vol. 9, Issue 2, 2023 · pp. 41–49 Read article
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Characterization of the Impact Strength in Cryogenic Treatment of TIG Welded Nickel-based Superalloy
Abstract: The TIG welding of the IN617 heat and oxidation resistant has been precisely controlled through welding parameters, while γ'-Ni3(Al, Ti) phases predominantly controlled solution strengthening, and precipitation strengthening and carbides in γ matrix, as well as γ' precipitate’s shearing mechanism is prominent to enhance strength of superalloys. The high hardness has been preserved owing to strengthening major elements such as Cr, Co, and Mo etc., and the well coherency maintain …
Published in International Journal of Composite Materials and Matrices · Vol. 9, Issue 2, 2023 · pp. 1–12 Read article
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Numerical Simulations on Suitability of Blending Indian Coal during Normal Air Combustion
Abstract: The development of the country’s economy in the past decade has increased the energy consumption in India. The major source of energy in our country is combustion of fossil fuel i.e. coal. The research on pyrolysis of coal and other fossil fuels is related to unsteady state, one dimensional, variable property model of transport phenomena with inclusion of heat, mass and momentum transfers. In the present research work mainly aimed …
Published in International Journal of Polymer Science and Engineering · Vol. 4, Issue 1, 2018 · pp. 20–27 Read article