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781 articles for “voltage (V)”
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Self-Regulated Automatic Ventilation of Vehicle Interior
Abstract: In order to mitigate overheated interior of a vehicle parked in the hot summer sun and thereby to make the entering into the vehicle more comfortable, microcontroller managed module for automatic ventilation of vehicle interior is made. The module is implemented using a microcontroller as a central logical unit and a series of sensors which provide sufficient data to ensure functional, but also efficient, reliable and safe ventilation. The ventilation …
Published in Journal of Mechatronics and Automation · Vol. 3, Issue 2, 2016 · pp. 48–53 Read article
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Investigation on Open Loop Position Control of Amplified Piezoactuator
Abstract: Amplified piezoelectric actuators (APAs) consist of stacked piezoelectric actuators inside a flexural mechanical amplifier which helps in amplifying the displacements of the piezostacks in static and dynamic conditions. Accounting for their precision movement and dynamic characteristics, these actuators are extensively used in micropositioning, active damping, and microactuation applications. In this paper, FEM analysis of mechanical flexural amplifier of APA230L piezoactuator was performed to estimate its stiffness in the horizontal direction …
Published in Journal of Mechatronics and Automation · Vol. 2, Issue 1, 2015 · pp. 16–24 Read article
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Design and analysis of PV based Micro-inverter using INC MPPT controller and Fuzzy Logic controller
Abstract: The reserve of conventional energy sources such as coal, natural gas, and crude oil are rapidly decreasing with increasing demand of electricity in the world.Also the fossil fuels cause air pollution, global warming and similar environmental problems. Therefore, recent studies have become widespread about renewable energy sources (RESs) such as biomass,hydropower, geothermal, wind and solar which are the most popular worldwide. Among other RESs, solar energy is assumed as the …
Published in Journal of Microcontroller Engineering and Applications · Vol. 8, Issue 1, 2021 · pp. 6–18 Read article
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Design and Implementation of Low Power and High Speed 10T SRAM with High SNM
Abstract: The project introduces a low standby power 10T (LP10T) SRAM cell that focuses on achieving high read stability and write-ability while minimizing power consumption. The LP10T SRAM cell utilizes a strong cross-coupled structure that combines a standard inverter with a stacked transistor and a Schmitt-trigger inverter with a double-length pull-up transistor. One of the key advantages of the LP10T SRAM cell is that it separates the read path from the …
Published in Journal of Microcontroller Engineering and Applications · Vol. 10, Issue 1, 2023 · pp. 40–65 Read article
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Impact analysis of CuSCN in Perovskite (CH3NH3PbI3) Solar Cell as Hole Transport Layer
Abstract: The comprehensive modelling and numerical simulation of perovskite solar cell’s were carried out utilizing perovskite materials such “methyl ammonium lead iodide (MAPbI3, MA= CH3NH3)” with the help of SCAPS tools and measured the measurements like "open-circuit voltage (Voc), fill factor (FF), power conversion efficiency (PCE), and short-circuit current density (Jsc) of the MAPbI3 material used as active layer, respectively.” In the modelled structure of the perovskite solar (Fig 1 as …
Published in Journal of Microcontroller Engineering and Applications · Vol. 10, Issue 1, 2023 · pp. 1–7 Read article
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Design and analysis of PV based Micro-inverter using INC MPPT controller and Fuzzy Logic controller
Abstract: The reserve of conventional energy sources such as coal, natural gas, and crude oil are rapidly decreasing with increasing demand of electricity in the world.Also the fossil fuels cause air pollution, global warming and similar environmental problems. Therefore, recent studies have become widespread about renewable energy sources (RESs) such as biomass,hydropower, geothermal, wind and solar which are the most popular worldwide. Among other RESs, solar energy is assumed as the …
Published in Journal of Microwave Engineering and Technologies · Vol. 8, Issue 2, 2021 · pp. 16–29 Read article
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Analysis of Cascaded Multilevel Inverter Induction Motor Drives
Abstract: The goal of this thesis is to use harmonic analysis to learn more about the performance of various cascaded multilevel inverters. To handle the high power demands of large electric drives and utility applications, innovative power electronics converters are required. As a result, in high power and medium voltage conditions, multiple power converter structures have been offered as an option. A multilayer converter not only achieves high power ratings, but …
Published in Journal of Microwave Engineering and Technologies · Vol. 8, Issue 3, 2021 · pp. 22–42 Read article
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QUALITY IMPROVEMENT IN THE FABRICATION OF NUCLEAR VESSEL OF 20MNMONI55 LOW ALLOY STEEL
Abstract: 20MnMoNi55 is very critical material to weld, as the material is grouped into the P3 category according to the ASME Standard, which has lower weldability then other steel. The various parameters affecting the welding of 20MnMoNi55 like Welding current, welding speed, Voltage, Wire feed rate, stick out etc. should be in optimizing range. In this research paper, the attempt has been made to optimize the welding process parameter using Design …
Published in Journal of Materials & Metallurgical Engineering · Vol. 8, Issue 1, 2018 · pp. 41–48 Read article
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Application of Neural Network Analysis to Correlate the Properties of Plasma Spray Coating
Abstract: Thermal spray coatings are more often being demanding process at the recent stages of industrial design processes to become fundamental element of the engineering system. The aim of the present paper is to develop a model-based estimation and control for regulating the coating adhesion strength, by using neural network. This proposed model permits cost reduction by the possibility of adjusting the parameter of the process for each of the desired …
Published in Journal of Materials & Metallurgical Engineering · Vol. 2, Issue 1-3, 2012 · pp. 1–10 Read article
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Parametric Optimization of Tool Wear Rate in Side Flushing form of Die Sink EDM of EN-31 Die Steel
Abstract: Electrical discharge machining (EDM) is one of the most extensively used non-conventional material removal processes for manufacturing geometrically complex or hard material parts that are extremely difficult to machine by conventional machining process. EDM researchers have concentrated on achieving faster and more efficient metal removal rate coupled with a reduction in tool wear and improved surface characteristics. In this paper, the operating performance measures of side flushing type of electrical …
Published in Journal of Materials & Metallurgical Engineering · Vol. 1, Issue 1-3, 2011 · pp. 72–80 Read article
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Effect of Process Parameters on Material Removal Rate of Wire-Cut EDM of AISI EN 31 Tool Steel
Abstract: This paper is an attempt to find the effect of input process parameters on the material removal rate of WEDM of AISI EN 31 tool steel. The parameters taken for this study were pulse on time, pulse off time, peak current. The other process parameters like wire tension, servo voltage, wire feed rate, and spark gap voltage are kept constant. The experiment was designed using Taguchi’s L18 orthogonal array. The …
Published in Journal of Materials & Metallurgical Engineering · Vol. 7, Issue 2, 2017 · pp. 35–41 Read article
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A Study of Flyback Microinverter Topologies for Photovoltaic Applications
Abstract: AbstractThe microinverter system plays an imperative role in photovoltaic applications. Nowadays a central inverter system is substituted by a microinverter. The flyback inverter has the following advantages such as transformer separation, high voltage step-up ratio, low volume, high reliability, and provides high efficiency and relatively simple control. This paper proposes a collation of different flyback inverter topologies operating under various control schemes. A single phase current source inverter with hybrid …
Published in Journal of Microelectronics and Solid State Devices · Vol. 5, Issue 2, 2018 · pp. 1–10 Read article
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Sustainable Development of Photo Voltaic Array with Boost Convertor Controller
Abstract: Solar energy is the most vital energy resource now a day since it is clean, pollution free, and inexhaustible. Semiconductor gave the crucial support due to its rapid growth in the power electronics techniques. In this paper, the maximum power point technique is used to increase the output efficiency of PV arrays. The output power of PV arrays changes with weather conditions, which means solar irradiation and atmospheric temperature. A …
Published in Journal of Microelectronics and Solid State Devices · Vol. 3, Issue 3, 2016 · pp. 22–31 Read article
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Development of Random Pulse Width Modulation in Power Electronics Converter
Abstract: With the new advancement in power electronic devices the high frequency system can often causes acoustic noise, mechanical vibration, EMI related problems in inverter-fed AC machine due to harmonics content in voltage and current waveforms which makes operator feel uncomfortable to work. Proposed work deals with one of the Pulse Modulation Technique, Random Pulse Width Modulation (RPWM), which is a new and effective technique to let the inverter-fed ac motor …
Published in Journal of Microelectronics and Solid State Devices · Vol. 3, Issue 1, 2016 · pp. 1–8 Read article
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Plasma Tweeter Loudspeaker - A Singing ARC
Abstract: Plasma arc speaker is a loudspeaker that generates sound without a solid diaphragm by varying the air pressure and utilizing a high voltage arc. It makes sound by heating air that causes air to expand in the same way as in thunderstorm. The grumbles and growls we hear in thunderstorm come from the quick expansion of the air surrounding the lightning bolt due to sudden increase in temperature. This produces …
Published in Journal of Microelectronics and Solid State Devices · Vol. 8, Issue 3, 2021 · pp. 26–35 Read article
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Performance analysis of ETL/Absorber and Absorber/HTL Interface Layer on Perovskite (CH3NH3PbX3, X: I) Solar Cell
Abstract: The effectiveness of perovskite solar cells employing perovskite materials such as methyl ammonium lead tri halide (MAPbX3, MA=CH3NH3, X:I) has been investigated in this research with the use of the SCAPS tool. The electrical properties of the MAPbX3 material utilized for the active layer have been calculated through numerical simulation and modelling for various parameters, including open-circuit voltage (Voc), power conversion efficiency (PCE), fill factor (FF), and short-circuit current density …
Published in Journal of Microelectronics and Solid State Devices · Vol. 10, Issue 1, 2023 · pp. 8–14 Read article
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Multi-objective Reactive Power Planning based on MNSGA II
Abstract: Abstract This paper presents an application of modified NSGA-II (MNSGA-II) to reactive power planning (RPP) problem by minimizing the total cost (which consist of sum of annual energy cost and the installation cost of additional reactive power sources) and the load bus voltage deviations. Voltage stability index is considered as an additional constraint in order to include the system stability into account. Reference Pareto-front is generated using covariance matrix adopted. …
Published in Journal of Nuclear Engineering & Technology · Vol. 10, Issue 1, 2020 · pp. 37–45 Read article
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A Novel Approach of Sensorless Control of BLDC Motor with Z-Source Inverter
Abstract: Brushless dc motors are getting more attention in many areas owing to its compactness, maintenance, high efficiency and low cost. Precise detection of rotor position is essential to achieve high efficiency. Back EMF method is one of the most popular control methods for sensorless brushless dc motor. But this method is not suitable for high-speed operation, for the pulse width of zero-vector may be very short. This paper proposes an …
Published in Journal of Power Electronics and Power Systems · Vol. 8, Issue 3, 2018 · pp. 9–16 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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Performance Step-up of Nuclear Greater Power Grid by HVAC-3HVDC Line
Abstract: This research work is done for performance step-up of nuclear greater power by HVAC-3HVDC line when load disturbance occurs in power grid-1. Three types of tie lines, HVAC-3HVDC, HVAC-2HVDC and HVAC-1HVDC parallel tie lines are applied for performance step-up of 12-area two interconnected nuclear greater power grids. For synchronizing purpose of nuclear greater power grid, this research work proves that HVAC-3HVDC parallel tie line is better as compared to the …
Published in Journal of Power Electronics and Power Systems · Vol. 9, Issue 1, 2019 · pp. 1–14 Read article