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329 articles for “inductive”
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HVDC Low Loss Switching Boost Converter Using Auxilary Circuit
Abstract: AC supply is available in different frequencies so many problems occur in different etiquettes; like battery charging needs the nonstop DC supply. Because of switching losses(AC to DC converters) are befalls in the converters. A new soft switching boost converter with an auxiliary or secondary switch and resonant circuit is projected in this work. The resonant circuit is consisted of a resonant inductor Lr, two resonant capacitors Cr1 Cr2, two …
Published in Journal of Electronic Design Technology · Vol. 6, Issue 3, 2015 · pp. 33–39 Read article
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On-Wafer Calibration of Vector Network Analyzer – Fabrication of LRM Calibration Standard
Abstract: Vector network analyzer or VNA has become ascendant of most measuring networks above 1 GHz. These networks consist of various manufacturing defects (due to resistance, capacitance and inductance) including VNA errors. To measure these errors, VNA was calibrated using a calibration kit. The usage of this calibration kit squanders a lot of time and money; moreover, the results are not accurate. To avoid this, the concept of on-wafer calibration is …
Published in Journal of Electronic Design Technology · Vol. 1, Issue 1-3, 2011 · pp. 18–25 Read article
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Design of Voltage Controlled Oscillator using GDPK 90nm CMOS Technology
Abstract: In the recent decade, there has been a major revolution in communication systems and devices. Many communication devices required a specific frequency which may range from a few Hz to several GHz by source of voltage. Voltage Control Oscillator (VCO) plays a major role in today’s modern communication system. Voltage Control Oscillator use as basic building block in communication circuits and major use in phase locked loops circuits. Due to …
Published in Journal of Electronic Design Technology · Vol. 13, Issue 1, 2022 · pp. 17–24 Read article
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A Review on Emerging Topology of LUO Converter
Abstract: AbstractLUO converters are novel series of chopper which convert fix DC voltage into variable DC voltage magnitude. Converters are popular structure that conventionally implemented with regulation of voltage and having higher (THD) Total Harmonic Distortion, lower power factor for power transmitting process. For DC application LUO Converter topology can be favored. DC-DC chopper has advantages such as better output regulation, compact size, high efficiency, and minimum cost. This paper represents …
Published in Journal of Instrumentation Technology & Innovations · Vol. 10, Issue 2, 2020 · pp. 1–6 Read article
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Footstep Power Generation system for rural areas to run AC and DC load
Abstract: Now a day’s demand of electricity is increases due to the population, researchers finding the method for electricity generation. Generally electricity is generated by using the burning of fossil fuels or the splitting of atoms. These traditional methods generate the pollution. This paper presents the Footstep power generation system, which is new growing technology for power generation. In this project by using electromagnetic induction we convert the force energy in …
Published in Journal of Mechatronics and Automation · Vol. 5, Issue 2, 2018 · pp. 18–20 Read article
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Strain Hardening on Steels
Abstract: Steel items of smaller shaped geometries have descriptive issues often marvel if post forge expenses were less or cost up to as machined form. Aim is to obtain shaped geometries with least effects on hardness’s. Basically cold forge has applied to make zero-zero tolerance able fitment allowances. Effects of same strain hardening has posture effects as well to break equipment under usages. Die expenses nevertheless to own machine activation towards …
Published in Journal of Mechatronics and Automation · Vol. 7, Issue 1, 2020 · pp. 11–16 Read article
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Survey on Analysis and Simulation of Permanent Magnet Synchronous Motor (PMSM) under Vibration Effect using Analytical Magnetic Field Calculations
Abstract: In several application domains, induction motor drives have been steadily being replaced in recent years by permanent magnet synchronous motor (PMSM) drives. Due to the compactness, efficiency, resilience, reliability, and shape adaption to the working environment of PM motors, this is starting to become a trend. In high performance applications demanding quieter operation, permanent magnet synchronous motors are widely used. Instead of torque ripples and cogging torque, electromagnetic forces are …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 2, 2022 · pp. 26–33 Read article
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Supercapacitor-Battery Hybridization to Prevent Battery Life for Pulsed Load Applications
Abstract: Management of power in the pulsed load applications has become a significant issue when it comes to the battery backup systems. For the pulsed load applications, deep discharge of the battery and battery health problems are very well known. In this paper, an attempt is made to overcome these key challenges by connecting a high power density device, ultracapacitor (super capacitor) in parallel with the battery. The role of ultracapacitor …
Published in Journal of Power Electronics and Power Systems · Vol. 8, Issue 1, 2018 · pp. 1–15 Read article
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The Frequency and Transient Analyses of a High Voltage Bushing/Transformer Cascade
Abstract: This paper investigates the frequency characteristics and electromagnetic transients of a typical system composed of a high voltage bushing and a power transformer connected in cascade. Detailed distributed-parameter Laplace-domain models are adopted for the digital simulations. These parameters include, among others, the transformer winding’s series inductance, its capacitance to ground and the inter-turn capacitances. Moreover, the number, the geometrical data of the capacitively-graded bushing’s conducting foils and the dielectric insulating …
Published in Journal of Power Electronics and Power Systems · Vol. 9, Issue 1, 2019 · pp. 42–53 Read article
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PFC-BL-CSC Converter Fed Sensorless BLDC Motor Drive
Abstract: BLDC motors drives have gained importance due to power quality improvements and high efficiency. In low and medium power applications, it is mostly preferred. The speed control and power factor correction of the BLDC motor drive is achieved using a PFC converter. Here a bridgeless CSC converter is used. This configuration has numbers of advantages over other configurations of the converter. In this paper, position sensing is done based on …
Published in Journal of Power Electronics and Power Systems · Vol. 9, Issue 1, 2019 · pp. 27–33 Read article
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Power Supply Design Issues for Personnel Computers Application: A Review
Abstract: A power supply should meet various requirements for proper functioning of a PC. Electromagnetic Interface (EMI) causes catastrophic failures resulting in malfunctioning of PC's. It is therefore essential to meet the Electromagnetic Compatibility (EMC) requirements in addition to other design considerations demanded in a high technology system. The computer is operating and transmitting the signal with low voltage, so it is sensitive to Electromagnetic interference of leakage. Since the PC …
Published in Journal of Power Electronics and Power Systems · Vol. 3, Issue 2, 2013 · pp. 37–40 Read article
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Investigation of FPGA based PWM Control Technique for AC Motors
Abstract: This paper proposes a Random Frequency PWM synchronized for a three phase inverter implemented with use of Field Programmable Gate Array (FPGA) and applied to a 1-hp induction motor drive system for the reduction of harmonics and improvement of fundamental peak voltage. For providing alternating output voltage with a specific magnitude and frequency to industrial applications, three-phase inverter is preferred. The gating signals to the inverter are produced by means …
Published in Journal of Power Electronics and Power Systems · Vol. 3, Issue 2, 2013 · pp. 16–22 Read article
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A Novel Improved Model of Three-phase Shunt Active Power Filter using Adaptive Tabu Search and Genetic Algorithm in Aircraft Power Utility of 400 Hz
Abstract: A new improved model of aircraft shunt filter has been proposed in this paper. The shunt active power filter model has been improved using Adaptive Tabu Search Algorithm and Genetic Algorithm. ATS algorithm has been used to obtain the optimum value of parameters of the PI controller; whereas Genetic Algorithm has been used to find the optimum value of filter inductor used in active filter. The new improved model of …
Published in Journal of Power Electronics and Power Systems · Vol. 3, Issue 3, 2013 · pp. 6–14 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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Mitigation of Magnetizing Inrush Current for Unloaded Three Phase Electrically Coupled Power Transformers involving Remanence Effect using Distributed Asymmetrical Winding Configuration
Abstract: This paper demonstrates a novel approach to mitigate the magnetizing inrush current of a coupled unloaded transformer to a considerable extent having had the residual magnetism present in its core with the aid of a modern distributed asymmetrical winding configuration alike from the conventional methods. The proposed method has been analyzed on Power transformer with different configuration of winding, core design arrangement while feeding from the mains to star and …
Published in Journal of Power Electronics and Power Systems · Vol. 6, Issue 2, 2016 · pp. 89–99 Read article
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The Frequency Characteristics of Transformer Windings Considering the Separation-Dependence of the Inter-Turn Mutual Parameters
Abstract: The paper presents a direct method for the determination of the frequency characteristics of transformer windings. The dependence of both the inter-turn mutual inductances and capacitances on the separation between these winding turns is taken into consideration. From measured data available in the literature, a formula for this dependence is derived. The voltage and current distributions along the winding will be governed by two integro-differential equations in terms of the …
Published in Journal of Power Electronics and Power Systems · Vol. 6, Issue 3, 2016 · pp. 72–81 Read article
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Modelling of Grid Tied 3-Level Diode Clamped Inverter Using Sinusoidal PWM for Solar Application
Abstract: AbstractIn this paper the AC Loads are fed from solar energy by means of Three-level Diode Clamped Inverter. The entire system is three phase supply system. To make the system more efficient Maximum Power Point Tracking (MPPT) is used. The Perturb & Observe method is used to obtain voltage at maximum power. In this work Sinusoidal Pulse Width Modulation (SPWM) technique is implemented to generate gate pulses to make the …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 9–16 Read article
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Software and Hardware Implementation of Quasi z Source Inverter in DC-DC Converter with DC Motor as Load
Abstract: DC/DC power converters are employed in applications like telecom, industrial, automotive, military, aerospace and motor drives. The dc/dc converter market is forecast to grow at a strong rate to $ 4.3 billion by 2016. The primary factor limiting the widespread application of low voltage producing renewable energy sources to motor load is interfacing of converter system. The traditional voltage source inverter (VSI) cannot be dealt without overrating of inverter because …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 97–107 Read article
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Dynamic Integration and Control of Fixed-Sp eed Wind Generation System with Multimachine System
Abstract: Since the average life of a wind generator is about 20 years, many of the wind systems will be employingconventional fixed-speed cage generators in spite of the superiority of the variable-speed devices. As theextent of wind integration continues to grow, the wind parks may need to be integrated with AC power grids.The integration to grids, particularly to weak ones, may give rise to transient conditions detrimental to boththe asynchronous as …
Published in Journal of Power Electronics and Power Systems · Vol. 1, Issue 1-2-3, 2011 · pp. 14–27 Read article
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Efficient Technique for Analyzing Non-Uniform Transformer Windings
Abstract: This paper addresses the electromagnetic transients and the frequency characteristics of non-uniform transformer windings exhibiting inter-winding mutual circuit parameters. The dependence of the winding inductances and capacitances on the location along the winding is incorporated in the governing Kirchhoff’s voltage and current equations with the voltages and currents as unknowns. These unknowns will then be determined through the application of algebraic solution techniques in order to get closed-form analytical voltage …
Published in Journal of Power Electronics and Power Systems · Vol. 11, Issue 3, 2021 · pp. 1–8 Read article