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An Online Parameters Monitoring Method for Output Capacitor of Buck Converter Based on Large-Signal Load Transient Trajectory Analysis

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (4)

Aluminum electrolytic capacitor (AEC) is one of the weakest components in power electronic converters. As the degradation of AEC happens, its equivale......

A Novel Torque Boundary-Based Model Predictive Torque Control for PMSM Without Weighting Factor

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (4)

In this article, a novel torque boundary-based model predictive torque control (MPTC) is proposed to improve the torque and flux performance in perman......

A Self-Protected Single-Stage LLC Resonant Rectifier

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (3)

This article develops an advanced self-protected single-stage ac-dc LLC resonant converter, in which one diode is introduced to realize overvoltage pr......

Rapid Power Compensation-Based Frequency Response Strategy for Low-Inertia Power Systems

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (4)

To reduce the frequency deviation and the rate of change of frequency (RoCoF) in a low-inertia power system, some converters are required to provide t......

Dual Harmonic Injection for Reducing the Submodule Capacitor Voltage Ripples of Hybrid MMC

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (3)

Reducing the capacitor voltage ripples of the half-bridge submodules (HBSM) and full-bridge submodules (FBSM) in a hybrid modular multilevel converter......

Elastic Half-Space Theory-Based Distributed-Press-Pack Packaging Technology for Power Module With Balanced Thermal Stress

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (4)

In this article, the distributed-press-pack (DPP) packaging technology is developed to achieve balanced thermal stress on the chips. Under the current......

Intelligent Parameter Design-Based Impedance Optimization of STATCOM to Mitigate Resonance in Wind Farms

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (3)

In certain regions and countries, the static synchronous compensator (STATCOM) is required in large-scale wind farms to provide reactive power support......

Emulation of Multi-Inverter Integrated Weak Grid via Interaction-Preserved Aggregation

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (4)

Simplified weak grid models are widely used to emulate the nonideal power grid for the design and stability analysis of grid-connected inverters. Howe......

A Comparative Study of Freewheeling Methods for eGaN HEMTs in a Phase-Leg Configuration

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (3)

Enhancement gallium nitride high-electron-mobility transistors (eGaN HEMTs) have been developed with lower conduction losses and higher switching spee......

Hybrid SVPWM Modulation Strategy for Auxiliary Resonant Commutated Pole Inverter

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (4)

Although the auxiliary resonant commutated pole inverter (ARCPI) can achieve soft-switching for main switches, the auxiliary commutation circuit (ACC)......

Lifetime Analysis of Metallized Polypropylene Capacitors in Modular Multilevel Converter Based on Finite Element Method

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (4)

Metallized polypropylene capacitors (MPPCs) are widely used in the modular multilevel converter (MMC) for high-voltage direct-current transmission sys......

A Repetitive High-Current Pulse Generator Circuit Based on Multistage Pulse Transformers

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (3)

The application of inductive energy storage in the generation of high-current pulses has attracted considerable attention during recent years. In this......

Electrothermal Stress Analysis and Lifetime Evaluation of DC-Link Capacitor Banks in the Railway Traction Drive System

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (4)

In the railway traction drive system, the reliability of DC-link capacitor banks faces enormous challenges due to the multioperation conditions, the c......

Comparative Study of Small-Signal Stability Under Weak AC System Integration for Different VSCs

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (4)

Voltage source converters (VSCs) with self-commutation ability are suitable for interconnecting weak ac systems. This article conducts a comparative s......

Fuzzy Entropy-Based State of Health Estimation for Li-Ion Batteries

期刊: IEEE JOURNAL OF EMERGING AND SELECTED TOPICS IN POWER ELECTRONICS, 2021; 9 (4)

Accurate estimation of the state of health (SOH) of batteries is essential for maximizing the lifetime of the battery and improving the safety and eco......

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