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781 articles for “SWI”
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Torque Ripple Minimization of High-Power Fed Induction Motor Drive Using Low Switching Frequency
Abstract: Multi-level inverter has emerged as an important topology in the area of high-power-medium voltage energycontrol applications due to its several advantages such as its good harmonic rejection capability, betteroutput voltage with reduced ripple, reduction of voltage ratings of the power semiconductor switchingdevices and also the reduced electro-magnetic interference problems, etc. This paper presents the torqueripple minimization and the performance under different operating conditions (dynamic and steady state) ofindirect vector-controlled high-power …
Published in Journal of Power Electronics and Power Systems · Vol. 1, Issue 1-2-3, 2011 · pp. 72–83 Read article
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Artificial Neural Network Based SVC Switching At Distribution System for Minimal Injected Harmonics
Abstract: Electrical distribution system grieves from various problems like reactive power burden, unbalanced loading, voltage regulation and harmonic distortion. However DSTATCOMS are ideal solutions for such systems, they are not popular because of the cost and complexity of control involved. Phase wise balanced reactive power compensations are essential for fast changing loads needing dynamic power factor correcting devices leading to terminal voltage stabilization. Static Var Compensators (SVCs) remain ideal choice for …
Published in Trends in Electrical Engineering · Vol. 9, Issue 1, 2019 · pp. 41–47 Read article
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Effect of Crosstalk of a Proposed Optical Cross-Connect Topology in OXC Switched WDM Networks
Abstract: ABSTRACTThis paper presents an optical wavelength division multiplexed cross-connect topology, which is modified form of the existing optical cross-connect (OXC) topologies. An analytical approach is developed for the proposed topology to explore the effect of crosstalk induced in multichannel WDM networks due to OXC. Factors that affect the magnitude of crosstalk in the OXC are investigated and different parameters are optimized to reduce the total OXC-induced crosstalk. The crosstalk performance …
Published in Trends in Opto-electro & Optical Communication · Vol. 1, Issue 1-3, 2011 · pp. 8–15 Read article
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Study of Radioactive Productivity in Swiss Albino Mice of Herbal Project by Plant Extract
Abstract: Use of ionising radiation for both peaceful and military purpose has increased the exposure risk to living organisms. Gamma radiation, X-Rays and various isotopes are the most common source of human exposure. Radon products, Nuclear weapons, use of atomic energy in industries, isotopes in the field of medicine institutes of research are the other sources from which man may receive radiation. Ionizing radiations generate reactive oxygen species (ROS) through radiolysis …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 2, Issue 3, 2012 · pp. 20–33 Read article
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Swift heavy Ion Irradiation Effects on Structural and Spectroscopic Properties of Nanocomposites of Polypyrrole Nanotubes and Silver Nanoparticles
Abstract: Polypyrrole nanotubes-silver nanoparticle nanocomposites (PPy-NTs:Ag-NPs) have been synthesized by in-situ reduction of silver nitrate (AgNO3) to suppress the agglomeration of Ag-NPs. The synthesized nanocomposite has been irradiated with 100 MeV Si9+ ion beam. The structural and spectroscopic properties of the nanocomposites after irradiation have been studied by SEM, XRD, Raman and UV-vis spectroscopy. Decrease in size of the nanotubes has been observed from SEM micrographs due to swift heavy ion …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 8, Issue 2, 2018 · pp. 1–6 Read article
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Pharmacological Management of Parkinson’s Disease: Current Therapies and Emerging Treatments
Abstract: Objective: Parkinson's disease, behind Alzheimer's, is the second most common neurodegenerative ailment and a major cause of neurological morbidity worldwide. Clinical diagnosis is made, and current management is limited to symptomatic treatments, with levodopa remaining the cornerstone of pharmaceutical therapy. In certain patient groups, deep brain stimulation of specific basal ganglia targets can provide significant clinical relief. There are currently no proven disease-modifying medicines in clinical use that can halt …
Published in International Journal of Genetic Modifications and Recombinations · Vol. 1, Issue 1, 2023 · pp. 27–39 Read article
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Experimental Investigations of Mass Flow Rate on Regression Rate of Hybrid Rocket
Abstract: A number of practical hybrid propulsion systems developed for booster and upper stage application,at different Centers across the globe. The regression rate of hybrid fuel plays an important role ondevelopment of viable hybrid propulsion system. In the present investigation an effort has been madeto study the regression rate behavior of PVC-DBP((C 2 H 3 Cl) n )-DBP(C 16 H 22 O 4 ) hybrid fuel burning inthe stream of gaseous …
Published in Journal of Experimental & Applied Mechanics · Vol. 12, Issue 2, 2021 · pp. 31–51 Read article
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A Review on Tunnel Field Effect Transistor for Ambipolar Suppression, Higher ON Current and a Lower Subthreshold Swing
Abstract: Modern IC technology force on the ICs design considering more area optimization and low power techniques. We study herein the effect of hetero gate dielectric materials on the OFF-current (IOFF) and ON-current (ION) of the heterogate (high-k/low-k) tunnel field-effect transistor for which the simulations give significant improvements as compared to single-gate devices using an SiO2 gate dielectric. The ambipolar behavior is suppressed and radio frequency (RF) parameters are enhanced by …
Published in Journal of VLSI Design Tools and Technology · Vol. 8, Issue 2, 2018 · pp. 55–66 Read article
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Artificial Intelligence Techniques in Switchgear and Protection
Abstract: In this paper, the application of Artificial intelligence (AI) methods in power systemprotection and inspection has been discussed. In this paper particularly AI application of linescout Robot is used. Line scout robot is an inspection based Artificial intelligence Robot. LineScout robot is able to work on the power lines while they are operating (at very high tension).The robot can patrol in a substation and inspect equipment with a visible-light camera …
Published in Journal of VLSI Design Tools and Technology · Vol. 10, Issue 1, 2020 · pp. 7–10 Read article
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Design and Implementation of an Automatic Power Switching System using Microcontroller
Abstract: The main purpose of this project is to provide a continuous power supply to a load.
Published in Trends in Electrical Engineering · Vol. 11, Issue 1, 2021 · pp. 1–7 Read article
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Development of Cotton and Cotton Gauze Fabric Coated with Swietenia microphylla Bark as a Wound Contact Layer
Abstract: The present work discusses the development of cotton and cotton gauze-based bandage using mahogany. The biological properties of mahogany bark extract have been identified. The 25% concentration of mahogany extract have been treated directly and kept at room temperature for conditioning. Further the antibacterial activity of mahogany-treated samples have been evaluated against wound infecting pathogens (AATCC- 147) Escherichia coli, Bacillus subtilis, Pseudomonas aeruginosa, Klebsiella pneumoniae, Serratia marcescens and Staphylococcus aureus. …
Published in Research and Reviews: A Journal of Toxicology · Vol. 4, Issue 2, 2014 · pp. 1–4 Read article
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Pressure Swing Adsorption Technique for Separation and Containment of Argon-41
Abstract: Normal 0 false false false MicrosoftInternetExplorer4 Air is used as a coolant in several nuclear facilities especially in the Pressurized Heavy Water Reactors (PHWRs). When air interacts with the neutron field, the Argon-40 present (0.93%) in the air gets neutron-activated to form Argon-41which is a beta and gamma emitter, with a half-life period of 1.83 h. Argon-41 is a major radioactive effluent in nuclear reactors accounting for a larger percentage …
Published in Journal of Nuclear Engineering & Technology · Vol. 3, Issue 2, 2013 · pp. 25–30 Read article
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A Review on Solar Multilevel Inverter for the Production of Free Energy Due to the Structure with Long-life Feature
Abstract: Multilevel inverters play a major role in medium voltage, high power and renewable applications. It is also used in certain applications where high switching frequency, and high output voltage gain are required. The switching transient period of a MOSFET should be minimal because a high dv/dt rate could result in permanent damage to the MOSFET. The harmonics present could cause many problems and so it has to be minimized. The …
Published in Journal of Nuclear Engineering & Technology · Vol. 14, Issue 1, 2024 · pp. 13–18 Read article
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MATLAB Simulation of Partial Power Converter with Dual- Mode Inverter for Solar Conversion
Abstract: The growing insertion of solar photovoltaic (PV) systems in the modern power systems requires high-efficiency, compact and reliable power conversion solutions. The traditional PV conversion system generally uses full-power processed DC-DC converters followed by inverters, which increases conduction and switching power losses, especially at higher power ratings. To overcome these challenges, this paper proposes a partial power processed resonant converter with a dual-mode transformer-less inverter for efficient solar PV power …
Published in Trends in Electrical Engineering · Vol. 16, Issue 2, 2025 · pp. 33–43 Read article
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Establishment of Human Influenza H1N1 Helpline in New Delhi: Medical Interns’ Perspective
Abstract: Pandemic of human influenza H1N1 (popularly known as swine flu) alarmed all sectors including health to adopt preventive programs. Beside various methods, an institution of a helpline for public was planned with the objectives to learn the process of establishing helpline, to provide medical advice regarding swine flu to callers, to provide list of government hospitals which were having testing and treatment facilities, to respond to questions regarding swine flu, …
Published in Research and Reviews: A Journal of Medicine · Vol. 2, Issue 2, 2012 · pp. 6–11 Read article
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Higher Order Sliding Controller Parameter Determining Method: A Research
Abstract: In this paper, it is generally believed that sliding switching surfaces should reflect the design parameters of the system in variable structure control, and the control characteristics are the way to constrain the state on sliding switching surfaces. In the literature, classical sliding (primary sliding) is considered that sliding-switching surface is the same as the characteristic equation of the closed-loop system, and the design of the control system is reflected …
Published in Trends in Electrical Engineering · Vol. 14, Issue 2, 2024 · pp. 51–66 Read article
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A Follow up Case Study of Neonatal Diabetes due to Mutation of ABCC 8 Gene: Transition from Insulin to Oral Glibenclamide was effective and safe
Abstract: Context: Neonatal diabetes is a rare condition occurring in approximately 1 in 500, 000 live births. It is occasionally due to mutations of genes which encode potassium ATP channel (KATP).Aim: The aim of this study is to identify the long term efficacy and safety of switch from insulin to oral sulfonylurea in a case of neonatal diabetes due to a mutation of ABCC 8 gene.Subject and Method: 6 years old …
Published in Research & Reviews: A Journal of Bioinformatics · Vol. 9, Issue 3, 2022 · pp. 20–22 Read article
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Enhancing Functional and Structural Properties of Advanced Materials through Scandium-based Nanostructures: Applications in Ceramics, Thermoelectrics, Memory Devices, and High-Strength Alloys
Abstract: This study explores the fabrication and properties of scandium-based nanostructured materials with applications in ceramics, glass, thermoelectric modules, switching devices, and strengthened alloys. Scandium oxide (Sc₂O₃) nanopowders were synthesized using precipitation techniques and subsequently sintered to create transparent ceramics with fine dispersion. Investigations into scandium-doped metallic glasses demonstrated enhanced plastic deformation, with notable tensile plasticity attributed to its unique nanoglass structure. A new scandium-doped thermoelectric material, ZnCdO, was also developed, …
Published in International Journal of Minerals · Vol. 1, Issue 2, 2024 · pp. 14–18 Read article
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An Empirical Study of Hyperparameter Impact on Deep Learning Models for Cardamom Leaf Disease Classification
Abstract: Recent advancements in deep learning models like convolutional neural networks and self- attention mechanisms have achieved great success in the field of plant disease classification. This study investigates the efficacy of two pre-trained models, ConvNeXT-Tiny and Swin Transformer-Tiny, for leaf disease classification in cardamom using a publicly available dataset constituting three categories of leaves, namely Healthy, Colletotrichum Blight and Phyllosticta Leaf Spot. The effectiveness of the models highly depends on …
Published in Current Trends in Information Technology · Vol. 15, Issue 3, 2025 · pp. 48–60 Read article
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Three Stage High Step-up Interleaved Boost Converter with Voltage Multiplier Cell
Abstract: In this paper, three stage high step-up interleaved boost converter with three voltage multiplier cells (VMCS) and three state switching cells (3SSC) is proposed. Here an interleaved boost converter is used, as a result higher efficiency and reduced input ripple current is obtained. Also, an additional stage of voltage multiplier i.e., three stages is added so that voltage gain will increase. It reduces switching loss and stress through the devices. …
Published in Journal of Electronic Design Technology · Vol. 5, Issue 1, 2014 · pp. 39–56 Read article