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34 articles for “AC-DC Converter”
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Bidirectional AC-DC Converter for Electric Vehicle Charger
Abstract: This paper presents a single-phase bidirectional ac-dc converter for electrical vehicle charger. The converter is operating in both rectifier and inverter mode depending upon the operation of switches. The bidirectional power flow in rectifier or inverter mode can be achieved by controlling the AC line voltage with PWM technique. For achieving bidirectional flow of power a unipolar or bipolar pulse width modulation (PWM) technique may be applied at ac side …
Published in International Journal of Computer Aided Manufacturing · Vol. 5, Issue 1, 2019 · pp. 26–28 Read article
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Optimizing Power Factor and Efficiency in EV Chargers: Bridgeless Isolated Zeta-Luo Converter Solutions
Abstract: This paper focuses on enhancing the power factor of Electric Vehicle (EV) chargers through the implementation of a Bridgeless Isolated Zeta-Luo Converter. Poor power factor is a common feature of conventional charging systems, which increases energy losses and decreases efficiency. It is critical to address the serious environmental problems that transportation-related hydrocarbon emissions represent in the modern world. Electric car adoption is picking up steam as a means of promoting …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 10, Issue 2, 2024 · pp. 1–7 Read article
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Simultaneous AC and DC Outputs Using Hybrid Converter Modeling
Abstract: The paper proposes a hybrid converter which supplies simultaneous DC and AC loads from a single DC input. The resulting hybrid converters require less number of switches increasing the reliability. Such multi-output converters with better power handling capability and reliability can be well suited for systems with simultaneous DC and AC loads. . The proposed converter, studied in this paper, is called Boost-Derived Hybrid Converter (BDHC) as it is obtained …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 1, Issue 2, 2015 · pp. 1–6 Read article
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Comparing Modeling, Stability Analysis and Simulation of AC and DC Microgrid Using Buck Converters
Abstract: Rapid reduction of non-renewable sources of energy is driving development toward sustainability. Increased integration of distributed generation units, including renewable sources of energy and energy storage systems (ESS), has simulated research in new techniques of power generation. At the same time, integration of these distributed generation units in the conventional power generation setup has become challenging. To counteract these challenges, AC microgrid (ACMG). The Concept of AC microgrid Introduced (ACMG). …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 8, Issue 2, 2022 · pp. 9–16 Read article
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Optimizing Power Quality and System Efficiency in Wind Energy Conversion Systems for Enhanced Stability and Robust Integration with the Electrical Grid
Abstract: Wind energy is becoming one of the fastest growing renewable source in the world. It is clean and low cost, but when wind system connects to electrical grid there are many challenges like voltage fluctuation, harmonics, power loss and less stability. Power quality and efficiency problem make difficulty for strong integration with grid. For this reason, many research work is going on in area of condition monitoring, converter design, storage …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 12, Issue 2, 2026 Read article
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Robust Power Supply Design and Parameter Monitoring of Electrostatic Precipitator
Abstract: This paper focuses on the development of a high-performance power supply system tailored for electrostatic precipitators (ESPs) to improve their efficiency in industrial applications. The proposed system converts alternating current (AC) to direct current (DC) using an AC to DC converter, followed by a boost converter to elevate the output voltage to the levels required for effective ESP operation. The boost converter ensures the output voltage remains stable, compensating for …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 11, Issue 2, 2025 · pp. 62–68 Read article
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AN OVERVIEW OF OPERATION SYSTEM ORDER FOR DC- DC CONVERTER USING PULSE- WIDTH MODULATION
Abstract: To achieve the continuous power transmission, the behavior of dc-dc converter using pulse width modulation technique need to be analyzed in different operation modes. In this paper, review of operation system order for dc-dc converter using PWM that controls the power flow path between the source, load and the battery was done. The generator voltage, input frequency and loads demand with several operating states and control strategies are reviewed. The …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 5, Issue 1, 2019 · pp. 38–44 Read article
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Closed Loop Response of Higher Order DC-DC Converter
Abstract: ABSTRACT Converter circuits which are used in power electronic systems for changing the dc voltage from one level to the other. Switching devices are utilized for processing energy from input to output. They have come across many types, some of them are employed for increasing the output voltage and some are utilized for decreasing the output voltage and some of them are applied for performing both the operations within the …
Published in International Journal of Digital Communication and Analog Signals · Vol. 5, Issue 1, 2019 · pp. 24–28 Read article
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Grid-Tied PV System with Small DC-Link Capacitor and Low-Frequency Ripple-Free Maximum Power Point Tracking
Abstract: This paper proposes a grid-tied cascaded multilevel inverter (CMI) PV system based on current-fed dual-active-bridge DC–DC converters using small dc-link capacitors. The CMI has many advantages, such as modularity, low harmonic spectra, high ac voltage application with low device rating, and low electromagnetic interference. In addition, distributed maximum power point tracking (MPPT) terminal for segmented photovoltaic (PV) arrays can be achieved by CMI PV converter. The low-frequency ripple-free MPPT is …
Published in International Journal of Electrical Power System and Technology · Vol. 4, Issue 1, 2018 · pp. 39–47 Read article
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Design and Analysis of Low Voltage DC Grid for Domestic Supply
Abstract: The fast development of DC power based devices has led to increased involvement of AC to DC converters. A large scale research work is being conducted on increasing the efficiency of these converters to save energy. But DC microgrids are significantly more energy efficient when implemented with distributed generation or on-site generation from photovoltaic panels, wind turbines, fuel cells or micro turbines. This paper discusses the advantages and disadvantages of …
Published in International Journal of Analog Integrated Circuits · Vol. 2, Issue 1, 2016 · pp. 28–35 Read article
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Modes of operation of microgrids
Abstract: DC grids are resurging in commercial, industrial and residential applications due to the development and deployment of renewable DC power sources and the advantage for DC loads. It was suggested to combine DC Micro Grid with the various distributed generators. However, AC sources must be converted to DC before connecting to a DC grid, and conventional AC loads require DC / AC inverters. When the renewable energy sources can provide …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 5, Issue 2, 2019 · pp. 11–17 Read article
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Methodology And Operation Of Dc Micro Grid For Wind And Solar Power Integration
Abstract: Distributed generators (DGs) focused on renewable energy play a dominant role in the production of electricity, with the increase in global warming. With the use of fuel cells and microturbines, distributed generation based on wind, solar energy, biomass, mini-hydro will give significant momentum in the near future. Advantages such as environmental friendliness, expandability and versatility have made distributed generation an attractive option to manage modern electrical grids, powered by various …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 5, Issue 2, 2019 · pp. 25–36 Read article
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Microgrid Sources and Power Electronic Interfaces: A ComprehensiveReview on Source Characteristics, Converter Design, Protection, Power Quality, and Energy Storage Integration
Abstract: Microgrids have become a prospective technology in improving energy reliability, sustainability, and resilience through a combination of a variety of distributed energy sources, sophisticated power electronic interface, and energy storage systems. In this paper, there is an in-depth discussion of the source of microgrids, its fundamental features, and how it works and the criteria that may be used in selecting the source of microgrids depending on the factors involved and …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 11, Issue 2, 2025 · pp. 30–61 Read article
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Multiple Input Bidirectional DC–DC Converter for DC Drive Applications
Abstract: Multiple input bidirectional DC–DC converter is presented in this paper. This converter is used as an auxiliary supply for a DC motor drive. Motoring action as well as regenerative braking take place due to the bidirectional power flow capability of the converter. The converter is more advantageous because of multiple input capability. This will reduce the components and so the size of the overall system. Moreover the converter can interface …
Published in International Journal of Analog Integrated Circuits · Vol. 4, Issue 1, 2018 · pp. 23–32 Read article
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Non-isolated Sextuple Output Hybrid Converter Configuration
Abstract: This paper articulates the novel topology of non-isolated DC-DC converter derived from different basic configurations of single input, single output DC-DC converter suitable for renewable energy and high-voltage applications. Power circuit is incorporated with switched inductor circuit which acts as a voltage lift component. Therefore, it overpowers the parasitic effects of the circuit components. Conventional DC-DC converters like SEPIC, Cuk, Zeta, Boost, etc., are employed for renewable energy and industrial …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 5, Issue 1, 2019 · pp. 19–27 Read article
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Design of High Step-Up DC–DC Converter
Abstract: Design of high step-up DC–DC converter for a distributed generation system is proposed in this paper. The distributed generation (DG) systems in light of the renewable vitality sources have quickly created lately. These DG frameworks are controlled by miniaturized scale sources, e.g., energy components, photovoltaic (PV) frameworks, and batteries. The idea comprises of two stages, in the first stage the low level voltage from the PV cell is changed over …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 1, Issue 2, 2015 · pp. 7–11 Read article
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Improved Efficiency of PV Module Using Incremental Conductance MPPT and DC–DC Boost Converter
Abstract: Solar energy has been most popular renewable energy source because of its long-term outcomes. The study presents the simulation and the hardware implementation of Photovoltaic module utilizing incremental conductance MPPT with the help of DC–DC boost converter. The better trade-off between the PV module power and power achieved after using converter and MPPT technique has been shown and improved efficiency also has been achieved. The incremental conductance MPPT has been …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 4, Issue 2, 2018 · pp. 1–8 Read article
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A Review on Bidirectional Converter for Storage of Energy Systems Using Multiport Systems
Abstract: Multiport converters are broadly utilized as a part of vitality era frameworks, microgrids and electric vehicles to give stable energy to key burdens with high power thickness. In this anticipate, a multiport disconnected bidirectional converter is expected for mixture vitality stockpiling framework in microgrids. Microgrids are associated with the adjacent renewable vitality era frameworks as sun based, wind, and so on. These frameworks don't give unadulterated DC voltage to transformation …
Published in International Journal of Energetic Materials · Vol. 2, Issue 1, 2016 · pp. 1–14 Read article
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An Investigation on Performance Analysis of PV Inverters with Modified MPPT Technique and LUO Converter
Abstract: A rapid growth in technology has increased the demand for power. Hence to overcome the upgrowing power demand, solar energy system comes into existence. But, the power acquired from PV is very low. Hence to satisfy the desires of high voltage applications, many traditional DC/DC converters are originated. In this proposed work, ahigh gain Luo converter is employed to increase the voltage level of the PV system.
Published in International Journal of Microwave Engineering and Technology · Vol. 7, Issue 2, 2021 · pp. 8–19 Read article
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Analysis of Energy Efficiency of Standalone PV Cell Through HC Algorithm and Transconductance
Abstract: This research could be used to analyze in the development of maximum power point tracking (MPPT) algorithm. This thesis presents the modeling and simulation of hill climbing (HC) MPPT using novel Single Ended Primary Inductance Converter (SEPIC). This research firstly introduces a practical model of photovoltaic by which the photovoltaic array’s model is obtained. The HC algorithm is used to track the maximum power from the solar panel. The MPP …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 3, Issue 2, 2017 · pp. 26–31 Read article