Chunming Tu
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View article: Design-oriented transient stability analysis and enhancement method for fully VSG-controlled flexible interconnected distribution system
Design-oriented transient stability analysis and enhancement method for fully VSG-controlled flexible interconnected distribution system Open
When severe short-circuit fault occurs in distribution network, just like single virtual synchronous generator (VSG) grid-connected system, distribution system flexibly interconnected by soft open points (SOP) with full VSG control will al…
View article: Multi-layer control strategy to enhance the economy and stability of battery energy storage system in wind farms
Multi-layer control strategy to enhance the economy and stability of battery energy storage system in wind farms Open
This paper proposes a multi-layer control strategy for the Wind-BESS system to enhance the economy and stability. The top layer targets at diminishing BESS power losses for the purpose of enhancing operational economy. By identifying local…
View article: Analysis of the safe operation region of grid-connected converters under time-varying operating point conditions
Analysis of the safe operation region of grid-connected converters under time-varying operating point conditions Open
View article: Method for Classification and Optimization of Modes in Triple-Active-Bridge Converter Based on Waveform Structural Characteristics Analysis
Method for Classification and Optimization of Modes in Triple-Active-Bridge Converter Based on Waveform Structural Characteristics Analysis Open
The working mode classification of a triple-active-bridge converter (TAB) is the prerequisite and foundation of modulation optimization research based on time-domain analysis. Currently, systematic research on mode classification is lackin…
View article: A Review of Si/WBG Hybrid Grid-Connected Converters for Low-Voltage High-Power Applications
A Review of Si/WBG Hybrid Grid-Connected Converters for Low-Voltage High-Power Applications Open
The continuously expanding installed capacity of renewable energy has placed higher demands on the power level of grid-connected converters (GCCs). Consequently, the development of GCCs with higher power, lower cost, and higher performance…
View article: A Novel ESS Capacity Optimal Configuration Method to Enhance the Comprehensive Benefits for Coordinated Wind Power Fluctuations Mitigation and Inertial Frequency Support
A Novel ESS Capacity Optimal Configuration Method to Enhance the Comprehensive Benefits for Coordinated Wind Power Fluctuations Mitigation and Inertial Frequency Support Open
View article: Post-Disaster Restoration Strategy Using Multi-Resource Collaboration Based on Multi-Port Mobile Emergency Vehicle
Post-Disaster Restoration Strategy Using Multi-Resource Collaboration Based on Multi-Port Mobile Emergency Vehicle Open
View article: Multi-Layer Control Strategy to Enhance the Safety and Economy of Energy Storage System in Wind Farms
Multi-Layer Control Strategy to Enhance the Safety and Economy of Energy Storage System in Wind Farms Open
View article: Intrinsic Regularity Analysis and Optimization Control of Current Stress and RMS for Dual-Active Bridge Converter
Intrinsic Regularity Analysis and Optimization Control of Current Stress and RMS for Dual-Active Bridge Converter Open
Currently, current stress optimization control and current effective value optimization control have become the mainstream methods for real-time optimization control of dual-active bridge converters. However, there is still a lack of syste…
View article: Area-based stability analysis method of grid-connected converter under wide operating conditions
Area-based stability analysis method of grid-connected converter under wide operating conditions Open
Grid-connected converters (GCCs) exhibit diverse stability characteristics at different operating points. However, traditional stability analysis methods usually study the stability of GCC at a specific operating point. To analyze the stab…
View article: A Novel Modular Multilevel Converter Topology with High- and Low-Frequency Modules and Its Modulation Strategy
A Novel Modular Multilevel Converter Topology with High- and Low-Frequency Modules and Its Modulation Strategy Open
To resolve the issue of the difficultly in effectively balancing the output performance improvement, cost reduction, and efficiency improvement of a medium-voltage modular multilevel converter (MMC), a novel MMC (NMMC) topology based on hi…
View article: Design-Oriented Transient Stability Assessment for Droop-Controlled Converter Considering Grid Voltage Phase-Angle Jump
Design-Oriented Transient Stability Assessment for Droop-Controlled Converter Considering Grid Voltage Phase-Angle Jump Open
View article: Interval Assessment Method for Distribution Network Hosting Capacity of Renewable Distributed Generation
Interval Assessment Method for Distribution Network Hosting Capacity of Renewable Distributed Generation Open
The traditional fixed value assessment of the renewable distributed energy hosting capacity of a distribution network cannot accurately and comprehensively reflect the change in hosting capacity; therefore, we propose the interval assessme…
View article: A Method to Improve Both Frequency Stability and Transient Stability of Virtual Synchronous Generators during Grid Faults
A Method to Improve Both Frequency Stability and Transient Stability of Virtual Synchronous Generators during Grid Faults Open
Transient stability and frequency stability of virtual synchronous generator (VSG)-controlled converters during grid faults are critical for the stable operation of high-share renewable energy power systems. However, the existing transient…
View article: Dynamic Assessment of Photovoltaic-Storage Integrated Energy Stations Health Incorporating Subjective and Objective Characteristics
Dynamic Assessment of Photovoltaic-Storage Integrated Energy Stations Health Incorporating Subjective and Objective Characteristics Open
Photovoltaic-storage integrated systems, which combine distributed photovoltaics with energy storage, play a crucial role in distributed energy systems. Evaluating the health status of photovoltaic-storage integrated energy stations in a r…
View article: Pseudo‐measurement‐based state estimation for railway power supply systems with renewable energy resources
Pseudo‐measurement‐based state estimation for railway power supply systems with renewable energy resources Open
State estimation is critical for railway power supply systems (RPSSs). Pseudo‐measurement is commonly used in state estimation. However, the fluctuations of renewable generations and railway traction loads in RPSS may introduce data noise,…
View article: Real-Time Energy Management Strategy for Flexible Traction Power Supply System Integrated Photovoltaic and Energy Storage System
Real-Time Energy Management Strategy for Flexible Traction Power Supply System Integrated Photovoltaic and Energy Storage System Open
View article: Parallel-Execute-Based Real-Time Energy Management Strategy for Ftpss Integrated Pv and Ess
Parallel-Execute-Based Real-Time Energy Management Strategy for Ftpss Integrated Pv and Ess Open
View article: Area-Based Stability Analysis Method of Grid-Connected Converter Under Wide Operating Conditions
Area-Based Stability Analysis Method of Grid-Connected Converter Under Wide Operating Conditions Open
View article: A combined regulation method of transient power angle stability control and fault current suppression for VSG
A combined regulation method of transient power angle stability control and fault current suppression for VSG Open
When a serious grid fault occurs, a virtual synchronous generator (VSG) tends to lose transient power angle stability (TPAS) and cause the fault current to exceed the limit. Most existing research usually neglects the inherent relationship…
View article: Suppression strategy for the inrush current of a solid-state transformer caused by the reclosing process
Suppression strategy for the inrush current of a solid-state transformer caused by the reclosing process Open
The automatic reclosing strategy is an effective measure to improve the reliability of a distribution network. It can quickly clear instantaneous faults in the grid. The traditional transformer has proven to be reliable and robust during t…
View article: Pseudo-Measurement based State Estimation for Railway Power Supply Systems with Renewable Energy Resources
Pseudo-Measurement based State Estimation for Railway Power Supply Systems with Renewable Energy Resources Open
State estimation is critical for railway power supply systems (RPSSs). Pseudo-measurement is commonly used in state estimation. However, the fluctuations of renewable generations and railway traction loads in RPSS may introduce data noise,…
View article: A two-stage optimal strategy for flexible interconnection distribution network considering the loss characteristic of key equipment
A two-stage optimal strategy for flexible interconnection distribution network considering the loss characteristic of key equipment Open
The flexible interconnection distribution networks (FIDN) based on soft open points (SOP) provides an opportunity to improve the economy and reliability of distribution networks. However, the existing optimal strategies have mainly focused…
View article: Fault Seamless Self-Healing Method of Regional Distributed Network Based on the Cooperation of Source-Load-Storage
Fault Seamless Self-Healing Method of Regional Distributed Network Based on the Cooperation of Source-Load-Storage Open
The large-scale development of distributed generators poses challenges to the operation of distribution networks in remote areas. The power grid structure of the regional distributed networks in remote areas is relatively weak. When a faul…
View article: Tie line fault ride‐through method of photovoltaic station based on cooperative strategy of energy storage, relay protection and photovoltaic inverters
Tie line fault ride‐through method of photovoltaic station based on cooperative strategy of energy storage, relay protection and photovoltaic inverters Open
The fault of the tie line between the photovoltaic (PV) station and the grid is a serious fault for the PV station. It will cause the PV station to operate into an unintentional island. The uncontrolled Island voltage and frequency will in…
View article: Low Interface Trapped Charge Density for AlO/β-GaO (001) Metal-Insulator-Semiconductor Capacitor<sub/> <sub/> <sub/> <sub/>
Low Interface Trapped Charge Density for AlO/β-GaO (001) Metal-Insulator-Semiconductor Capacitor<sub/> <sub/> <sub/> <sub/> Open
In this letter, high-performance Al2O3/-Ga2O3 (001) metal-insulator-semiconductor (MIS) capacitor has been demonstrated. The capacitance-voltage (C–V) curves of the Al2O3/-Ga2O3 (001) MIS capacitor remain stable under different measurement…
View article: A Non-Neutral Rotating Arc Suppression Method for Single Phase Grounding Fault in Active Distribution Network
A Non-Neutral Rotating Arc Suppression Method for Single Phase Grounding Fault in Active Distribution Network Open
View article: Research on efficiency optimisation of DAB converters considering current stress and soft‐switching
Research on efficiency optimisation of DAB converters considering current stress and soft‐switching Open
To solve the problem of low efficiency of the dual active bridge (DAB) converter under the traditional single‐phase‐shift control, a natural soft‐switching current stress optimisation (NSS‐CSO) method is proposed by considering the current…
View article: Table of Contents
Table of Contents Open
View article: Improved dynamic voltage restorer with reduced capacity of power inverter and energy storage for voltage sag mitigation
Improved dynamic voltage restorer with reduced capacity of power inverter and energy storage for voltage sag mitigation Open
As one of the most representative series active compensators, dynamic voltage restorer (DVR) can solve voltage‐related power quality uses effectively. The in‐phase voltage control and energy‐optimised control are the two typical control st…