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649 articles for “characteristics”
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A Critical Review of Harmonics and Mitigation Techniques in Power Systems
Abstract: The application of nonlinear loads in electrical power systems has increased significantly in recent years. These include variable speed drives (VSDs), uninterruptible power supplies (UPS), industrial rectifiers, welding machines, fluorescent lighting systems (Electronic ballast), computers, electronic appliances and other equipment with switched mode power supplies (SMPS) all of which have nonlinear voltage-current characteristics and produce harmonic distortions on the power system. Power system reliability and normal operation of electrical equipment …
Published in International Journal of Electrical Power System and Technology · Vol. 5, Issue 1, 2019 · pp. 1–15 Read article
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Optical Sensor of Switched Reluctance Motor
Abstract: The objective of this study is to describe the importance of optical sensor in switched reluctance motor. It is used for turning on and off angles, as well as for turning on pulling the rotor to it. The optical sensor provides reliable rotor positions. The position measurements depend on the conditions of the operational environments. Optical sensor with robust structure and basic electromagnetic characteristics of a switched reluctance motor, can …
Published in International Journal of Electrical Power System and Technology · Vol. 5, Issue 2, 2019 · pp. 30–34 Read article
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Analysis of Buck-Boost DC-DC converter Controlled SPRS using PWMVSI with Voltage and Current Control Techniques
Abstract: Slip power recovery scheme (SPRS) employing semiconductor technology has a considerable role in the progress of variable speed slip ring induction motor drive (SRIMD). SPRS utilizing the various configurations of pulse width modulated (PWM) inverters are current source inverters, voltage source inverters (VSI) with voltage and current control techniques, while the choppers are buck, boost, and buck-boost configurations. The PWMVSI with chopper controller allows the reactive power and speed control …
Published in International Journal of Electrical Power System and Technology · Vol. 8, Issue 1, 2022 · pp. 8–22 Read article
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I–V Measurement System for Solar Simulator
Abstract: This paper deals with “I–V Measurement system for solar simulator”. In this paper, device developed is capable of handling solar cell model of open voltage from 6 to 60 V with the short circuit current upto 10 A. For the linear I–V characteristics measurement a linear current source from 0 to 2 A is resemble with a BJT amplifier and the measurement time for the current is 1 ms. In …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 2, Issue 1, 2016 · pp. 5–10 Read article
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Topological Analysis of Artificial Neural Network
Abstract: ABSTRACT This paper analyzes the Artificial Neural Network (ANN) over the metric. The dimension, curvature and mappings are the three characteristics of analysis. The impact of ANN in finite and infinite space is also considered. The Euclidean metric is the limit of generalization. The structure of neuron and its mapping are presented over the finite dimension. The discrete and continuous structure of neurons is studied mathematically and its formulation is …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 5, Issue 1, 2019 · pp. 17–21 Read article
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Fuzzy Logic, Artificial Neural Network and Genetic Algorithm over Sylvester Law of Inertia based Data Analysis Technique
Abstract: ABSTRACT Compactness of the Fuzzy Logic (FL), Artificial Neural Network (ANN) and Genetic Algorithm (GA) is applied to analyze the data. This paper presents a foundation for the same in compact form over the Sylvester’s Law of Inertia (SLI). The sequence of FL, ANN and GA is studied for deciding the source of output data. The data interacts with the academic institutes. The academic planning is based on the existed …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 5, Issue 1, 2019 · pp. 22–29 Read article
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A Review on Image Processing, and Artificial Intelligence for Image Analysis
Abstract: ABSTRACTIn this paper we reviewed Image processing and artificial intelligence in which a method is performed some operations on an image in order to get an improved vision or to get some useful information from it. It is a type of signal processing in which input is an image and output may be image or characteristics/features associated with that image. Nowadays, image processing is among rapidly growing technologies which is …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 5, Issue 2, 2019 · pp. 39–43 Read article
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DUAL BATTERY BLOCK SYSTEM FOR ELECTRIC VEHICLES
Abstract: This work is aimed at the enlargement of the driving range in electric vehicles by improving the performance of the battery bench through a new configuration. The new design is based on a double battery bench, working in parallel, one of high discharge rate characteristics and the other of standard discharge rate. The operation of the double battery bench is regulated by a control system that drains current from the …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 8, Issue 1, 2022 · pp. 30–56 Read article
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Numerical simulation of P3HT based Organic Thin Film Transistors (OTFTs)
Abstract: This paper presents numerical simulation of P3HT based organic thin film transistors using commercially available device simulation software ATLAS from Silvaco Inc. We present a model of the P3HT based OTFTs based on the tail and the deep states, which can produce well the characteristics of the P3HT based OTFTs in both the subthreshold and the above-threshold regions. Simulation includes the hopping mobility model, Poole-Frenkel mobility model, Schottky contact, and …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 1, Issue 2, 2015 · pp. 13–20 Read article
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A Multi Module Fuel cell Power System Feeding DC Load
Abstract: The conventional energy resources present in nature are limited and exhaustible, if it would be used with the rate at which it is being used in today's era then it will be vanished up. So we have to go with the alternative i.e.it is necessary to promote nonconventional energy resources as main source of energy. Fuel cell power generation systems (FCPGS) are going to play an important role for future …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 2, Issue 1, 2016 · pp. 34–41 Read article
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Electrical and Optical Study of MEH-PPV-Based OLED
Abstract: The electrical and optical characteristics of MEH-PPV (Poly [2-methoxy-5-(2’-ethyl-hexoxy)-1, 4 phenylenevinylene]) as active layer has been investigated in the organic light emitting diode (OLED).The proposed structure is a monolayer device; consisting MEH-PPV sandwiched between high work function anode (ITO) and a relatively low work function cathode (Ca).The proposed structure was simulated by device simulation software ATLAS from Silvaco Inc. Simulation includes various organic models like Poole-Frenkel mobility model and Langevin …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 3, Issue 2, 2017 · pp. 1–9 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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A S-BAND “SQUQRE SHAPE” METAMATERIAL STRUCTURE TO ENHANCE THE PERFORMANCE OF RECTANGULAR MICROSTRIP PATCH ANTENNA
Abstract: A communication system always involves a spectrum or band of frequencies and as such the question of bandwidth is an important parameter in RMPA. But miserable efficiency, narrow bandwidth and high return loss are the major drawbacks of Micro-strip patch antenna. Even though, to enhance the characteristic parameter of RMPA, metamaterial is founded as a better candidate. The main motive of this design is to improve the distinctive parameter of …
Published in International Journal of Microwave Engineering and Technology · Vol. 1, Issue 1, 2015 · pp. 14–19 Read article
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DESIGN AND ANALYSIS OF ITERATED STAR SHAPED STAR SLOTTED FRACTAL ANTENNA
Abstract: In this paper, A Novel star shaped iterated fractal antenna with circular slot in midway is proposed. Proposed antenna is very small in size and ground of antenna also defected by cutting approximately half PEC material. In this proposed antenna number of iterations has been applied. This proposed Antenna is simulated by CST-MWS (Computer Simulation Technology – Microwave Studio) and different simulated results are analyzed. The self similarity property of …
Published in International Journal of Microwave Engineering and Technology · Vol. 1, Issue 2, 2015 · pp. 1–6 Read article
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Analysis and Design of Frequency and Gain of Dual Band Equilateral Triangular Microstrip Patch Antenna with DGS Using ANN
Abstract: A Dual-frequency equilateral triangular microstrip patch antenna using defected ground structure of c-band and s-band with enhanced gain has been designed with frequency of 2.82 GHz and 5.19GHz. The design and simulation of antenna is performed by CST.We have analyzed that after insertion of DGS(Defected Ground Structure) in equilateral triangular microstrip patch antenna presents marked improvement in gain. Artifical neural network is used in computation of frequency of equilateral triangular …
Published in International Journal of Microwave Engineering and Technology · Vol. 3, Issue 2, 2017 · pp. 19–31 Read article
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An Efficient Ultra-Wideband Bow-Tie Antenna
Abstract: In this paper, we design and analysis the result of the bow tie antenna with ground slotting. The entire dimensions of the bow tie antenna are 25mm × 32mm. The proposed antenna is suitable for WLAN 3/4.5/5 GHz bands. Antenna is simulated using high frequency structure simulator (HFSS) V.13 which is based on finite element modeling (FEM). The antenna characteristics such as return loss, radiation pattern and VSWR of the …
Published in International Journal of Microwave Engineering and Technology · Vol. 4, Issue 1, 2018 · pp. 6–10 Read article
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Modified E and W Shape Antenna Designs to Boost Wireless Signals
Abstract: Research article presents E-shaped antenna in wireless communication. GA Algorithmic procedure has been implemented with enhancement. The Enhanced GA procedure increases bandwidth. Method of Movement (MOM) has been employed on 1.8–2.6 GHz for carrying out optimization. Fuzzy approach has been taken up in recombination of next generation antenna development. GA procedure assist in enhancing design of E shape antenna. A miniature model antenna for frequencies ranging from 1.8 to 2.37 …
Published in International Journal of Microwave Engineering and Technology · Vol. 4, Issue 1, 2018 · pp. 42–47 Read article
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Design and Analysis of Microstrip Filtenna for 2.4 GHz Applications and Measurement of SAR over Human Head Model
Abstract: ABSTRACTMultifunctional ability of modern devices leads to wideband frequency characteristics. A microstrip antenna is a considerable narrowband antenna and a method to increase its bandwidth as well as adding filtering property is studied. In this study models are developed for 2.4 GHz band applications using filtering antenna concept that increases the bandwidth of the antenna and allows it to work as a filter to improve its frequency selectivity. In the …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 30–42 Read article
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Microwave synthesis of nanoparticles
Abstract: Synthetic exposure of material fabrication has reviewed in this article to study acceptability of treat by microwave. Competitive scheme and scope has assigned microwave assisted synthetic produce to that of convened method. Ethic has pursued for production of silver nanoparticles in ethylene glycol i.e. boiling point of 200 °C. Suggestive has pursued usage of higher temperatures and pressure accuse i.e. adoptive towards microwave reactor. Nanotechnological implement fabricate has issued to …
Published in International Journal of Microwave Engineering and Technology · Vol. 7, Issue 1, 2021 · pp. 29–34 Read article