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64 articles for “topology under control”
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Advancements in Multiple-Input DC–DC Converters for Hybrid Renewable Energy Systems: Topologies, Control Strategies, and Applications
Abstract: Multiple-input DC to DC converters (MICs) are essential components in hybrid energy systems, enabling efficient management of diverse energy inputs from renewable sources such as solar photovoltaic (PV) panels and wind turbines. These converters facilitate the seamless integration of variable power outputs, addressing the intermittent nature of renewable energy through advanced power electronics. This paper provides a comprehensive review of the topologies, control strategies, and applications of MICs within renewable …
Published in Trends in Electrical Engineering · Vol. 15, Issue 2, 2025 · pp. 10–17 Read article
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Circuit Topologies, Operation, Control Schemes and Modulation Techniques of Modular Multilevel Inverter
Abstract: The Modular Multilevel Converter (MMC) is one of the developing topology. MMC has several attractive features such as a modular structure, transformer-less operation, easily scalable in terms of voltage and current, low expense for redundancy and fault tolerant operation and excellent output waveforms quality. Due to these attractive features industry and researcher increased the interest in this converter. This interest results in the development of new power topologies, modulation strategies …
Published in Journal of Power Electronics and Power Systems · Vol. 7, Issue 1, 2017 · pp. 28–40 Read article
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Topology, Operation and Control of Modular Multilevel Converter for Grid Application: A Review
Abstract: Modular multilevel converter (MMC) is a widely accepted technology for high voltage direct-current (HVDC) application. Due to its modularity, scalability, power quality, and no need of bulky filter on ac side, they are widely used as voltage source converters in HVDC applications. This paper presents a comprehensive study on MMC technology for grid applications along with different modulation techniques and voltage balancing strategies which are essential for the converter to …
Published in Trends in Electrical Engineering · Vol. 7, Issue 1, 2017 · pp. 25–47 Read article
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Hidden Buck Chopper Circuits Topology in a Switch Controlled Singe Phase Rectifier, Size and Cost Analysis
Abstract: This paper shows hidden buck chopper circuits topology in a single phase switch controlled full wave rectifier. Justification of this realization yields the opportunity to use the single circuit structure for both AC to DC and DC to DC conversion processes. Generally, two diodes out of four diodes are replaced by two switches to offer voltage gain and input power factor regulation in a single phase full wave rectifier. Such …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 2, 2015 · pp. 17–28 Read article
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Wireless Sensor Network in Agriculture: A Review
Abstract: The communication and remote sensor systems have advanced a lot, paving their way in the agriculture sectors also. Precision agriculture is one such example of this advancement. This paper gives a brief blueprint of energy efficient ways for precision agriculture utilizing wireless sensor networks (WSN). A topology under control wireless sensor network with stationary sensor hubs and portable base station, a topology is decided keeping in mind the end goal …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 1, 2017 · pp. 24–28 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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Integration of Modular Multilevel Converter Topology in the Design and Control of Hybrid Electric Vehicles
Abstract: A back-to-back modular multilevel converter (BMMC) based plug-in hybrid electric vehicle power conversion system is proposed to solve the problems of traditional MMC-EV. The local AC harmonics generated by the operation of MMC-EV accelerate the battery degradation and reduce the battery life. Currently, electric vehicles are in great demand due to the rising oil prices and environmental pollution concerns. Since the backbone of electric vehicles is the energy storage system, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 1195–1205 Read article
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A Study of Cycloconverter Gating Sequence and Control Strategy for Various Conversion Topology
Abstract: This paper presents the topology of direct conversion of AC-AC with step down frequency operation. Due to the higher order harmonics, AC conversion always faces difficulty and complex calculation, which affects the output response. Precise controlling and harmonics reduction is much easier using frequency control strategy. In this regards cycloconverter has drawn higher attention in terms of frequency conversion. In this paper, an approach for designing of single phase and …
Published in Trends in Electrical Engineering · Vol. 6, Issue 3, 2016 · pp. 67–77 Read article
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A Novel Approach of Traffic Management in Software Defined Networking Using Internal Controller
Abstract: The complex structure of the current computer networks causes problems in network scalability and management and makes it hard and time-consuming to implement general policies. A new architecture called Software Defined Network (SDN) has been developed to address these problems and challenges. One of the most important issues in SDNs is traffic engineering, which is a good criterion for network performance evaluation. After introducing SDNs and examining traffic engineering and …
Published in Journal of Communication Engineering & Systems · Vol. 10, Issue 1, 2020 · pp. 22–31 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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Study of Multiple-Input Multiple-Output DC-DC Converter for DC Microgrid Applications
Abstract: DC microgrids have been developed because of the integration of renewable energy sources and the rising demand for sustainable energy solutions. DC microgrids offer numerous advantages such as increased efficiency, reduced transmission losses, and enhanced reliability. However, the varying output characteristics of renewable sources and the dynamic nature of loads within a microgrid necessitate efficient power management systems. In order to overcome these difficulties, MIMO (Multiple-Input Multiple-Output) DC-DC converters have …
Published in Trends in Electrical Engineering · Vol. 13, Issue 3, 2023 · pp. 16–23 Read article
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Developments in Power Electronics for the Integration of Renewable Energy
Abstract: As the integration of renewable energy sources into current power grids becomes an increasingly crucial task in the global transition towards a more sustainable energy future, the role of power electronics in this domain has become paramount. Effective conversion, control, and management of electrical energy from diverse sources hinge on the advancements in power electronics technologies, which are instrumental in addressing this complex challenge. This research paper provides an in-depth …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 14, Issue 1, 2024 · pp. 37–48 Read article
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The Electromagnetic Transients in Mixed Power Networks with Partial Undergrounding
Abstract: This paper deals with the electromagnetic transients in partially undergrounded mixed high voltage power networks. These networks can include several cable sections replacing parts of the overhead transmission lines. The analysis yields the transient voltage and current distributions along the normal and the partially undergrounded lines. Moreover, the results can indicate eventually existing localized voltage and current concentrations within the network. The study suggests an exact direct analytical distributed parameter …
Published in Journal of Power Electronics and Power Systems · Vol. 7, Issue 2, 2017 · pp. 1–13 Read article
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Power Factor Correction Using Parallel Boost Converter
Abstract: Power factor, the ratio between the active or average power and the apparent power forms a very essential parameter of the power system. It is indicative of how effectively the active power of the system has been utilized. With rapid development in power semiconductor devices, the usage of power electronic systems has expanded to a new and wide application range that include residential, commercial, aerospace and many others. Power electronic …
Published in Trends in Electrical Engineering · Vol. 5, Issue 3, 2015 · pp. 71–88 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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Design And Analysis On Operation Of Hybrid Micro Grid Using Artificial Intelligence
Abstract: Artificial intelligence approaches may be used to make engineering problems in a manner comparable to that of the human brain. Smart grid aims include greater integration of dispersed generation, grid stability, dependable power supply, and generation and supply stability. Using Artificial Intelligence methods, the objectives are realized. For microgrid energy management, there are several issues that contribute to its difficulties, including a dearth of inertia required for system stability, unpredictability …
Published in Journal of Electronic Design Technology · Vol. 12, Issue 3, 2021 · pp. 16–24 Read article
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Hardware Solution for LVRT Enhancement Techniques in DFIG - A Review
Abstract: With the advancement of wind power technology, penetration of wind power to power systems has increased significantly. Grid codes require that the wind generators should remain connected for specified time even under low voltage conditions. Stricter grid code requirements are now necessary to assure system stability and reliability due to the growing integration of wind power into contemporary power networks, which is being pushed by the quick development of wind …
Published in International Journal of Electrical Power and Machine Systems · Vol. 3, Issue 2, 2025 · pp. 59–73 Read article
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Gain Controlled Sinusoidal Oscillator Using Current Controlled Current Conveyors
Abstract: A gain-controlled sinusoidal oscillator circuit based on current-controlled current conveyors (CCCII) is introduced. The circuit contains three CCCIIs and two grounded capacitors and no resistor. The amplitude of the output current can be controlled electronically. Hence, the proposed topology is suitable for IC implementation. The CCCII has been implemented using 0.35 μm CMOS technology and the PSPICE simulation results are given.
Published in Journal of VLSI Design Tools and Technology · Vol. 1, Issue 1-2-3, 2011 · pp. 26–30 Read article
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A Comparative Investigation of the Speed Regulation Capabilities of Electric Drives for Domestic and Agricultural Applications
Abstract: Performance enhancement of electric drives is an area of major concern in present day applications. In domestic sector and agricultural applications, conventional type of motors like Single Phase Induction Motors (SPIM) are still used, the dynamic performance and efficiency of which are poor. Replacing such motors with highly efficient Switched Reluctance Motor (SRM) will improve the performance as well as conserve the energy. This paper mainly focuses on the speed …
Published in Journal of Control & Instrumentation · Vol. 9, Issue 1, 2018 · pp. 1–9 Read article
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Role of Hybrid Controller Based FACTS Devices in Relieving Power Crisis
Abstract: The power crisis is a global concern for research and development engineers. These issues may be summarized manifold. These issues may be sudden outage/ failure of power system network, considerable power loss on the line, the voltage flickers, lack of proper equipment’s to monitor and protection, presence of significant harmonic level in the line that affects the performance of the equipment connected to line. Some of these issues may persist …
Published in Recent Trends in Electronics Communication Systems · Vol. 9, Issue 1, 2022 · pp. 1–10 Read article