Lijun Hang
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View article: MagNet Challenge for Data-Driven Power Magnetics Modeling
MagNet Challenge for Data-Driven Power Magnetics Modeling Open
This paper summarizes the main results and contributions of the MagNet Challenge 2023, an open-source research initiative for data-driven modeling of power magnetic materials. The MagNet Challenge has (1) advanced the state-of-the-art in p…
View article: Preface
Preface Open
2023 Power Electronics and Power System Conference (PEPSC 2023) will be held in Hangzhou, China from Nov. 24 to 26, 2023. which is organized by Hangzhou Dianzi University, technically sponsored by Shanghai Jiao Tong University, IEEE Nanjin…
View article: A novel digital sensor-less synchronous rectification method for CLLLC resonant converters
A novel digital sensor-less synchronous rectification method for CLLLC resonant converters Open
With the rapid development of the renewable energy vehicles, pursuing the power converters with high efficiency and high reliability has caught more attention recently. In order to solve those problem with low cost, this paper proposes a s…
View article: VOT and VFT-Based hybrid digital hysteresis control for UPS inverter
VOT and VFT-Based hybrid digital hysteresis control for UPS inverter Open
When the digital hysteresis current control (DHCC) strategy is applied to control the uninterruptible power supply (UPS) inverter, here are some issues such as large hysteresis tracking error caused by sampling interval and severe switchin…
View article: An Accurate Switching Transient Analytical Model for GaN HEMT under the Influence of Nonlinear Parameters
An Accurate Switching Transient Analytical Model for GaN HEMT under the Influence of Nonlinear Parameters Open
The Gallium Nitride high electron mobility transistor (GaN HEMT) has been considered as a potential power semiconductor device for high switching speed and high power density application since its commercialization. Compared with the tradi…
View article: Review of general modeling approaches of power converters
Review of general modeling approaches of power converters Open
The modeling approaches of power converters occupy an important position in power electronic systems and have made considerable progress over the past years. Continuous modeling approaches and linearization techniques are reviewed, includi…
View article: Grid-Connected Inverter Output Impedance Reshaping for Passivity Enhancement and Disturbance Rejection
Grid-Connected Inverter Output Impedance Reshaping for Passivity Enhancement and Disturbance Rejection Open
To improve both the stability and the disturbance suppression ability of single-phase grid-connected inverters through LCL filters, this paper proposes an inverter output impedance enhancing control mechanism. The impedance enhancing contr…
View article: Power to Gas for Future Renewable based Energy Systems
Power to Gas for Future Renewable based Energy Systems Open
For the future renewable based power systems dealing with the fluctuations and uncertainty of renewable production in a costefficient and secure way will be a big challenge. To address this challenge the integration of electricity, heat, c…
View article: Bi-level two-stage stochastic optimization for wind energy transmission networks encompassing active distribution networks
Bi-level two-stage stochastic optimization for wind energy transmission networks encompassing active distribution networks Open
The distribution network is active for the high integration rate of sustainable sources and provides excess electricity to meet transmission demand. This paper proposes a two-layer hierarchical transmission extension formula for coordinate…
View article: Low-Loss Active Grid Impedance Cancellation in Grid-Connected Inverters with LCL Filter
Low-Loss Active Grid Impedance Cancellation in Grid-Connected Inverters with LCL Filter Open
Distributed power inverters with inductive capacitive–inductive (LCL) filters have become popular in distributed power generation system. However, due to unknown grid impedance, the inverters are confronted with challenges of local filter …
View article: Master–slave current regulation of an LCL‐filter‐based grid‐connected inverter under variable grid condition
Master–slave current regulation of an LCL‐filter‐based grid‐connected inverter under variable grid condition Open
To ease the heavy burden of inverter control, including line current regulation, harmonic current suppression, filter resonance suppression, grid distortion suppression, phase locked loop etc., the study proposes a master–slave current reg…
View article: Unified ZVS strategy for DAB with triple‐phase‐shift modulation in boost mode
Unified ZVS strategy for DAB with triple‐phase‐shift modulation in boost mode Open
In this study, the switching mode and working waveform of dual active bridge (DAB) converter under triple phase‐shift modulation scheme is analysed, and an ALL‐ZVS (zero voltage switching) control strategy of all devices for full‐power ran…
View article: ZVS Control strategy of dual active bridge DC/DC converter with triple‐phase‐shift modulation considering RMS current optimization
ZVS Control strategy of dual active bridge DC/DC converter with triple‐phase‐shift modulation considering RMS current optimization Open
Dual active bridge (DAB) DC/DC converter is an ideal high‐power bidirectional DC/DC converter with multiple control methods. In this paper, the working characteristics of the DAB converters are analysed by the example of medium power mode,…
View article: Multi-Resonant-Based Sliding Mode Control of DFIG-Based Wind System under Unbalanced and Harmonic Network Conditions
Multi-Resonant-Based Sliding Mode Control of DFIG-Based Wind System under Unbalanced and Harmonic Network Conditions Open
In general, the integral sliding mode control (ISMC) with an integral sliding surface would lead to tracking errors under unbalanced and harmonic grid voltage conditions. In order to eliminate tracking errors under these conditions, multi-…
View article: Decentralized Control of Multi-Parallel Grid-Forming DGs in Islanded Microgrids for Enhanced Transient Performance
Decentralized Control of Multi-Parallel Grid-Forming DGs in Islanded Microgrids for Enhanced Transient Performance Open
This paper proposes a novel decentralized control strategy for multiparallel grid-forming distributed generations (DGs) in an islanded microgrid. Different from most existing droop-based hierarchical control methods, the proposed scheme im…