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141 articles for “DC current”
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Review Paper on Moving Coil and Moving Iron Instruments
Abstract: The advancement in the field of science and technology would have been in vain if the idea of proper measurement would have not been crept in the mind. The new discoveries lead to discovery of more easy and sophisticated measurement technique. The paper presented specializes in the field of measuring instruments, its construction, the paper mainly talks about the idea of solving the issue. After reading the paper we will …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 7, Issue 3, 2019 · pp. 18–21 Read article
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Traffic Control Management System using IOT
Abstract: Energy is the major concern worldwide; it is our prior responsibility & liability to save energy effectively. With the development of technology, where automation system plays a vital role in daily life experience and also it is being preferred over the traditional manual system today. The main purpose of this project is to invent an intelligent system which can make decisions for luminous control (ON/OFF/DIM) considering the light intensity. Here …
Published in Journal of Production Research & Management · Vol. 10, Issue 3, 2020 · pp. 34–38 Read article
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Design and Analysis of Hybrid System using Fuzzy Logic Controller
Abstract: The overall system is controlled by fuzzy logics. Load power consumes the power in sequence to solar power, wind power and the battery system power. Accordingly power delivered to the load. In the proposed framework, power is overseen or constrained by fluffy rationale regulators. The exhibition enhancement of half breed framework is examinations with sunlight based PV boards, wind turbine and the battery frameworks. The overall model & controlling strategies …
Published in Journal of Semiconductor Devices and Circuits · Vol. 8, Issue 2, 2021 · pp. 21–27 Read article
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Self-Compensation of Commutation Phase Error for Brushless DC Motor
Abstract: BLDC motors are synchronous motors powered by DC electricity via an inverter which produces an AC electric current to drive each phase of the motor via a closed loop controller. Electronic commutation is the on-and-off of the semiconductor switches at appropriate time to turn stator windings. Commutation phase ripple is generated due to the different exchange rate between outgoing phase current and incoming phase current of inverter during commutation period. …
Published in Trends in Electrical Engineering · Vol. 8, Issue 3, 2018 · pp. 72–81 Read article
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A Novel Approach control based Multilevel Inverter Topology Using DC Sources for Harmonic Reduction, Leakage Current Mitigation, and Voltage Stress Minimization in Photovoltaic Applications
Abstract: Photovoltaic systems are becoming main renewable energy sources, but they may face several challenges such as harmonic distortion, leakage current and variable output voltage. Due to this efficiency of the system leads to reduction and also power quality. To overcome these issues the paper presents a novel control-based multi-level inverter(MLI) and it uses multiple DC sources. The main goal of study is to provide a clean, stable and efficient power …
Published in International Journal of Electrical Machine Analysis and Design · Vol. 4, Issue 2, 2026 Read article
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T-π Network Simulation and Thevenin- Norton Equivalent Circuit Values From Laplace Description Using Pspice Software
Abstract: From the conversion methods of T-π (star-delta) for impedances circuits, the behavioral modeling of Pspice simulation program is used to obtain equivalent circuits using LAPLACE option. The conversions are verified for two types of circuits by obtaining AC values of voltages and currents at various nodes and branches using Pspice computer simulations. There are many ways of expressing Thevenin/Norton equivalent circuit parameters such as (a) as real numbers for pure …
Published in Journal of Semiconductor Devices and Circuits · Vol. 9, Issue 2, 2022 · pp. 43–58 Read article
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A Differentiator Based on Second Generation Current Controlled Conveyor
Abstract: A new second generation current controlled conveyor (CCCII) with programmable gain at output terminal ‘Z’ is presented in this paper. The inherent advantages of the proposed circuits are low supply voltage requirement of ±0.85 V, small input parasitic resistance in the range of 29.12 Ω–297.71 Ω for a current range of 10 µA–300 µA, low power dissipation of 79.39 µw and low DC current error of 0.068%. The proposed CCCII …
Published in Journal of VLSI Design Tools and Technology · Vol. 6, Issue 1, 2016 · pp. 89–95 Read article
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AI Powered Fault Detection in DC Motor using STM32
Abstract: This work presents the design and implementation of an embedded artificial intelligence system for real-time fault detection in a direct current (DC) motor using the STM32 Nucleo- F411RE microcontroller. The objective of the study is to develop a low-cost and efficient predictive maintenance solution capable of identifying abnormal motor behavior at an early stage. Vibration and temperature signals are acquired using an MPU6050 sensor and processed directly on the microcontroller …
Published in Journal of Control & Instrumentation · Vol. 17, Issue 1, 2026 · pp. 39–49 Read article
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A Novel PWM Based STATCOM Controller for Power Quality Enhancement in Distributed System
Abstract: Static Synchronous Compensator has the capability for the improvement in damping factor and stability by managing the reactive power output. As the STATCOM will itself absorb the reactive power which comes from the distribution line when we apply the capacitive load. To get the higher performance of STATCOM we are mainly depend over control algorithms. As the real power factor has been absorb by the STATCOM at the time when …
Published in Journal of Microelectronics and Solid State Devices · Vol. 8, Issue 2, 2021 · pp. 24–32 Read article
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Nanostructured Cr-WS2 Solid Lubricant Coating for Space Applications
Abstract: Abstract Tungsten disulphide (WS2) is one of the widely used intrinsic low friction materials, which is commonly used in the form of coating. WS2 offers very low coefficient of friction only in non humid conditions. Presence of humidity destroys this property and restricts its utility. Modifying the structure of WS2 by adding certain metals helps in overcoming this limitation and in addition improves the mechanical properties. Further, deposition technique and …
Published in Journal of Instrumentation Technology & Innovations · Vol. 9, Issue 1, 2019 · pp. 12–18 Read article
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Bloom Box Powered Electrical Vehicle with Carbon Nanotubes Wound Motor Drive Train
Abstract: The electrical energy is the main concern to run of an electrical vehicle. This electrical energy isgenerally obtained from a bank of batteries. These batteries require lot of space, and they areheavier. These facts affect the performance and efficiency of an electrical vehicle. Bloom boxcan utilize both fossil (natural gas) and renewable (stream air) sources to produce electricity. Itsoperation is noiseless. It can supply higher energy although it is smaller …
Published in Journal of Power Electronics and Power Systems · Vol. 9, Issue 3, 2019 · pp. 31–42 Read article
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Wireless Electrical Power Transmission
Abstract: Abstract: Wireless power transmission (WPT) has been attracting a wide range of subjects in various fields and also become a highly active research area because of their potential in providing high technology to our daily lives. The wireless power transmission will be mandatory to use in the near future because this technology enables the transmission of electrical energy from a power source to an electrical load across an air gap …
Published in Journal Of Network security · Vol. 7, Issue 3, 2019 · pp. 23–30 Read article
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Thermal Performance Enhancement Strategies for a Compact Solar PV-Powered Concentrating Water Heating System Through Integrated Collector Design
Abstract: Solar water heating systems have emerged as one of the most promising renewable energy technologies for reducing dependence on conventional fossil fuels and electricity-based water heating. However, the thermal performance of compact solar water heaters is often limited by inadequate solar absorption, poor heat transfer, and thermal losses within the collector assembly. This study presents a theoretical investigation of thermal performance enhancement strategies incorporated into a compact solar photovoltaic (PV)-powered …
Published in International Journal of Energy and Thermal Applications · Vol. 4, Issue 2, 2026 Read article
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Analysis of Three Phase AC-DC Front End Converter with Vector Control
Abstract: The revolution in power electronics has opened in last few years widespread use of power converters of different power rating from few Watts to Mega-Watts. 3 phase AC-DC converters (Controlled rectifier) are most widely used power converters as the distributed electric power is AC supply, while the applications based on DC supply as well as variable frequency AC supply, need conversion of AC supply into DC supply. Large current harmonics …
Published in Journal of VLSI Design Tools and Technology · Vol. 11, Issue 3, 2021 · pp. 19–30 Read article
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Shunt Active Power Filter Using Three Level Inverter without PI Controller
Abstract: This paper presents simulation and analysis of shunt active power filter using three level inverter. Different types of filters can be used for elimination of harmonics in the power system with nonlinear load. Three level VSI (Voltage Source Inverter) can be used for high voltage application. Three level NPC (Neutral Point Clamped) VSI is used for active power filter. In this paper, FFT (Fast Fourier Transform) algorithm for reference current …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 76–86 Read article
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DC Motor Controller by PWM Technique
Abstract: Abstract: This project is expected to control the speed of a DC (Direct Current) engine using PWM (pulse-width-modulation) control with the 8051 plan microcontroller. The speed of the DC engine is explicitly relating to the voltage associated over its way, in case the voltage over the engine terminal is moved, at that point the speed can be changed. This venture uses the above rule to control the speed of the …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 7, Issue 3, 2019 · pp. 1–4 Read article
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Role of Electron Donors in MgCl2 Supported Ziegler-Natta Catalysis: DFT Approach
Abstract: An insight into the nature of carbonate-based electron donors in high-activity MgCl2 supported Ziegler-Natta (Z-N) catalysts has been studied and compared with conventional phthalate and diether systems by employing density functional theory (DFT) calculations. In the catalyst activation (one of the important processes to produce the active catalyst sites), the conventional monometallic and recently characterized bimetallic (TiCl2(Et)–Cl–AlEt2) active site are studied in the presence/absence of electron donors. These active sites …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 2, 2025 · pp. 51–81 Read article
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Separation of harmful solids from fuel liquid in the tank of rocket engine and liquids in the life-support system of automatic spacecraft in the conditions of space flight.
Abstract: The paper presents the developed methods of harmful solids separation from fuel liquid in the fuel tank of rocket engine and liquids in the life-support system of automatic spacecraft using the action on the liquid of gravitational force (g - Factor) change or combined vibration and DC (Direct Current) electric field effect on the liquid that are simple on their of construction, economically highly effective and productive, mobile, and can …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 1, 2019 · pp. 23–32 Read article
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Single-Input Fuzzy Logic Controllers for Efficiency Maximized Separately Excited DC Motor
Abstract: In this paper, three single-input fuzzy logic controllers are designed to control field current, armature current and speed of efficiency maximized separately excited DC motor. The necessary of field controller is to maximize the efficiency by tracking the optimized field current for different operating points. In contrary to the conventional fuzzy logic controller which requires at least two inputs variables and nine rules, the proposed controller requires one input and …
Published in Journal of Power Electronics and Power Systems · Vol. 4, Issue 2, 2014 · pp. 24–32 Read article
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A Simplified Indirect Control Scheme for Shunt-active Power Filters
Abstract: This paper presents a simplified indirect control scheme for shunt-active power filters for compensating harmonic currents and improving power factor. The control is based on the simple method for generation of the reference compensating current. The reference compensating current is obtained by subtracting load current from reference source current. PI controller is used to adjust the amplitude of the reference source current that regulates the DC capacitor voltage. Hysteresis band …
Published in Journal of Power Electronics and Power Systems · Vol. 2, Issue 1, 2012 · pp. 1–7 Read article