# IEEE Journal of Emerging and Selected Topics in Power Electronics

## Filter Results

Displaying Results 1 - 25 of 36

Publication Year: 2016, Page(s):C1 - C4
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• ### IEEE Journal of Emerging and Selected Topics in Power Electronics

Publication Year: 2016, Page(s): C2
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• ### Editorial Special Issue on Green Power Supplies

Publication Year: 2016, Page(s):333 - 334
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• ### Variable Frequency Multiplier Technique for High-Efficiency Conversion Over a Wide Operating Range

Publication Year: 2016, Page(s):335 - 343
Cited by:  Papers (2)
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This paper presents a variable frequency multiplier (VFX) technique that enables the design of converters for wide input and/or output voltage ranges while preserving high efficiency. The technique is applied to an LLC converter to demonstrate its effectiveness for converters having a wide input voltage variation such as universal input power supplies. This technique compresses the effective opera... View full abstract»

• ### An Active Snubber Cell for $N$ -Phase Interleaved DC–DC Converters

Publication Year: 2016, Page(s):344 - 351
Cited by:  Papers (1)
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An active snubber cell and its dual circuit for reducing switching losses of 1to N-phase dc-dc converter is presented. Main switch(es) of the converter can be turned-ON and turned-OFF at zero-voltage (ZV); a switch of the proposed snubber cell can be turned-ON at zero-current and turned-OFF at ZV. There are no extra current and voltage stresses will be introduced on the main switch; the reverse re... View full abstract»

• ### A Nonisolated Interleaved Boost Converter for High-Voltage Gain Applications

Publication Year: 2016, Page(s):352 - 362
Cited by:  Papers (15)
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The requirement for high-voltage gain step-up dc-dc converters is increasingly becoming important in many modern power supply applications. They are an essential power conversion stage in systems, such as grid-connected renewables and electric vehicles. Unfortunately, achieving a low cost, high efficiency, power dense, step-up converter with high-voltage gain is not a trivial task; yet they are hi... View full abstract»

• ### A Single-Switch Converter With High Step-Up Gain and Low Diode Voltage Stress Suitable for Green Power-Source Conversion

Publication Year: 2016, Page(s):363 - 372
Cited by:  Papers (4)
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This paper proposes a single-switch converter with high step-up gain and low diode voltage stress, suitable for green power source conversion. By employing a coupled inductor and switched capacitor, the proposed converters achieve high step-up conversion ratio without adopting extremely high duty ratio or high turns ratio. The voltage spike that occurs on the power switch is alleviated, which allo... View full abstract»

• ### A Split-Source Multisection High-Voltage Power Supply for X-Ray

Publication Year: 2016, Page(s):373 - 381
Cited by:  Papers (5)
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A high-voltage power supply for X-ray applications is proposed. In the proposed topology, a direct current input of 150-400 V is switched at high frequency (100 kHz) to generate multiphase quasi-sinusoidal voltages. Each phase is then fed to a half-wave Cockcroft-Walton voltage multiplier section through an isolation transformer, and the multiplier section outputs feed the load. The proposed topol... View full abstract»

• ### Half Size Reduction of DC Output Filter Inductors With the Saturation-Gap Magnetic Bias Topology

Publication Year: 2016, Page(s):382 - 392
Cited by:  Papers (1)
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Filter inductors are probably one of the heaviest and more voluminous components found in power supplies of most electronic devices. A known technique to reduce the inductor size in dc applications is the use of permanent magnet inductors (PMIs). One of the latest developed biasing topologies, termed the saturation-gap, uses two standard UU cores simultaneously biased by PMs. This paper presents a... View full abstract»

• ### A New Circuit Performance of Modular Multilevel Inverter Suitable for Photovoltaic Conversion Plants

Publication Year: 2016, Page(s):393 - 404
Cited by:  Papers (8)
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This paper investigates a new circuit topology of the modular multilevel converter (MMC) for deploying in photovoltaic (PV) distributed generation systems. In the conventional MMC, two arm inductors are placed in each phase to limit the circulating current. In the proposed topology, the inductors are replaced by a transformer. The proposed circuit gives a 50% reduction in the voltage rating of the... View full abstract»

• ### Common-Mode Filter Design for a Transformerless ZVS Full-Bridge Inverter

Publication Year: 2016, Page(s):405 - 413
Cited by:  Papers (3)
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The zero voltage switching (ZVS) full-bridge inverter can achieve high efficiency using ZVS sinusoidal pulsewidth modulation (ZVS SPWM) and superjunction MOSFET. For further application in a photovoltaic (PV) system, the leakage current problem of a ZVS full-bridge inverter is investigated. First, the common-mode model of the ZVS full-bridge inverter is presented. The common-mode voltage with the ... View full abstract»

• ### Cooperative Model Predictive Control for Distributed Photovoltaic Power Generation Systems

Publication Year: 2016, Page(s):414 - 420
Cited by:  Papers (7)
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In this paper, we investigate a cooperative model predictive control for distributed photovoltaic (PV) power generation systems. A two-level control strategy is proposed. The upper level is cooperative control and the lower level is model predictive control based on dynamic matrix control. The proposed control strategy not only makes all the distributed PV generators converge and operate at the sa... View full abstract»

• ### A Novel Zero-Voltage-Switching Push–Pull High-Frequency-Link Single-Phase Inverter

Publication Year: 2016, Page(s):421 - 434
Cited by:  Papers (6)
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In this paper, a novel zero-voltage-switching (ZVS) push-pull high-frequency-link (PPHFL) single-phase inverter is proposed, which consists of a primary-side converter with three power switches S1~S3, high-frequency isolation transformer, cycloconverter, and LC filter circuit. First, the evolution process and the switching strategy of the proposed PPHFL inverter are discussed... View full abstract»

• ### Sliding-Mode Control of PWM Dual Inverter-Based Grid-Connected PV System: Modeling and Performance Analysis

Publication Year: 2016, Page(s):435 - 444
Cited by:  Papers (22)
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This paper proposes a novel robust and adaptive sliding-mode (SM) control for a cascaded two-level inverter (CTLI)-based grid-connected photovoltaic (PV) system. The modeling and design of the control scheme for the CTLI-based grid-connected PV system is developed to supply active power and reactive power with variable solar irradiance. A vector controller is developed, keeping the maximum power d... View full abstract»

• ### DC-Bus Voltage Control Stability Affected by AC-Bus Voltage Control in VSCs Connected to Weak AC Grids

Publication Year: 2016, Page(s):445 - 458
Cited by:  Papers (11)
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With the wide application of voltage source converters (VSCs) in power system, dc-bus voltage control instabilities increasingly occurred in practical conditions, especially in weak ac grid, which poses challenges on stability and security of power converters applications. This paper aims to give physical insights into the stability of dc-bus voltage control affected by ac-bus voltage control in V... View full abstract»

• ### Resonance Suppression Based on PR Control for Single-Phase Grid-Connected Inverters With $LLCL$ Filters

Publication Year: 2016, Page(s):459 - 467
Cited by:  Papers (7)
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This paper proposes a novel resonance suppression scheme for a single-phase grid inverter with the LLCL filters. In the structure of the LLCL filters, a small inductor is added in series with the capacitor in the conventional LCL filters to make zero impedance at the switching frequency, by which the grid-side inductor filter can be reduced remarkably. However, a resonance phenomenon is still a cr... View full abstract»

• ### A Hybrid Control Method to Suppress the Three-Time Fundamental Frequency Neutral-Point Voltage Fluctuation in a VIENNA Rectifier

Publication Year: 2016, Page(s):468 - 480
Cited by:  Papers (2)
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This paper presents a solution to the control of the third harmonic of the neutral point in a VIENNA rectifier. A hybrid method combining a dynamic adjustment factor with a voltage deviation control of the split dc link is proposed. The fluctuation of the neutral point has been analyzed and the reason for the third harmonic fluctuation has been described with a mathematic model. In addition to min... View full abstract»

• ### Novel Reactive Power Control Strategy Based on Constant DC-Capacitor Voltage Control for Reducing the Capacity of Smart Charger for Electric Vehicles on Single-Phase Three-Wire Distribution Feeders

Publication Year: 2016, Page(s):481 - 488
Cited by:  Papers (2)
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This paper proposes a novel reactive power control strategy to reduce the capacity of the previously proposed smart charger for electric vehicles (EVs) on single-phase three-wire distribution feeders. The proposed reactive power control strategy is based on the constant dc-capacitor voltage control of the grid-connected pulsewidth-modulated rectifier. Any calculation blocks of the load-side active... View full abstract»

• ### A DC/DC Modular Current-Source Differential-Mode Inverter

Publication Year: 2016, Page(s):489 - 503
Cited by:  Papers (2)
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A single-stage differential-mode current-fed zero-current-switching inverter has been designed. This inverter has two modules of dc/dc converters that are connected differentially to the input source. This inverter does not require 60-Hz transformer, front-end dc/dc converter, and can boost a low-voltage input to ac output using a compact low-turns-ratio transformer because of the added voltage ga... View full abstract»

• ### Lifetime Estimation of MMC for Offshore Wind Power HVDC Application

Publication Year: 2016, Page(s):504 - 511
Cited by:  Papers (11)
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Due to a series of unique merits, modular multilevel converters (MMCs) have been developing dramatically in the last decade. However, in some applications, such as offshore power transmission, the MMC modules are subjected to a variety of tough temperature profiles with adverse working conditions, and all of these could lead to thermomechanical fatigues in the components and the joints of the powe... View full abstract»

• ### Robust Control of an Islanded Microgrid Under Unbalanced and Nonlinear Load Conditions

Publication Year: 2016, Page(s):512 - 520
Cited by:  Papers (11)
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This paper presents a robust control strategy for the autonomous operation of a microgrid consisting of electronically coupled distributed generation (DG) units. The DG units are connected to a point of common coupling, and supply a load, which can be unbalanced and/or nonlinear. In practice, the load is usually unknown in terms of network topology and parameters. However, it is assumed that the l... View full abstract»

• ### A Pulsewidth Modulation Technique for High-Voltage Gain Operation of Three-Phase Z-Source Inverters

Publication Year: 2016, Page(s):521 - 533
Cited by:  Papers (5)
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Z-source inverter (ZSI) was recently proposed as a single-stage buck-boost dc-ac power conversion topology. It augments voltage boost capability to the typical voltage buck operation of the conventional voltage source inverter with enhanced reliability. However, its boosting capability could be limited; therefore, it may not suit applications requiring a high-voltage boosting gain. To enhance the ... View full abstract»

• ### A Medium-Voltage Large Wind Turbine Generation System Using an AC/AC Modular Multilevel Cascade Converter

Publication Year: 2016, Page(s):534 - 546
Cited by:  Papers (4)
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The generator voltage of a cutting-edge wind turbine generation system (WTGS) is expected to increase from the conventional low-voltage level of 690 V to a medium-voltage level of 6.6 kV with a power level up to 10 MW without the application of a parallel connection of multiple power units. On the other hand, it is difficult to use a conventional two-level or three-level converter in a WTGS with a... View full abstract»

• ### Analysis and Comparative Study of Different Converter Modes in Modular Second-Life Hybrid Battery Energy Storage Systems

Publication Year: 2016, Page(s):547 - 563
Cited by:  Papers (4)
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The use of extransportation battery system (i.e., second-life electric vehicle/hybrid electric vehicle batteries) in grid applications is an emerging field of study. A hybrid battery scheme offers a more practical approach in second-life battery energy storage systems, because battery modules could be from different sources/vehicle manufacturers depending on the second-life supply chain and have d... View full abstract»

• ### A Passive Filter Building Block for Input or Output Current Ripple Cancellation in a Power Converter

Publication Year: 2016, Page(s):564 - 575
Cited by:  Papers (1)
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This paper analyzes a coupled inductor based LL-LC network as a building block to achieve input or output current ripple cancellation in power converters. The proposed current ripple cancellation technique works on the principle of inductance matching. It also provides reduced current stress on the switching devices of the converter compared with the other current ripple cancellation networks disc... View full abstract»

## Aims & Scope

The scope of the journal encompasses selected topics and emerging technologies in power electronics, including components, systems, and processes used in solid-state energy conversion and applications in energy conservation and efficiency. Solid-state energy conversion includes electronic power conversion systems for mobile, wireless, and other applications; and power conversion systems associated with energy conversion, storage, and interface between electric and non-electric energy conversion, including power converters and drives. Applications in energy conservation and efficiency include industrial transformation of energy, manufacturing operations, local grid connections, use and management, local generation and co-generation.

Full Aims & Scope

## Meet Our Editors

Editor-in-Chief
Don F. D. Tan
Center Staff Manager and Distinguished Engineer at NGAS
Northrop Grumman Corporation One Space