Byung-Moon Han
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View article: Zero-shot Sim2Real Transfer for Magnet-Based Tactile Sensor on Insertion Tasks
Zero-shot Sim2Real Transfer for Magnet-Based Tactile Sensor on Insertion Tasks Open
Tactile sensing is an important sensing modality for robot manipulation. Among different types of tactile sensors, magnet-based sensors, like u-skin, balance well between high durability and tactile density. However, the large sim-to-real …
View article: Electric Vehicle Energy Management Considering Stakeholders' Interest in Smart Grids
Electric Vehicle Energy Management Considering Stakeholders' Interest in Smart Grids Open
With the electrification in transportation systems, Electric Vehicles (EVs) have developed rapidly in recent years. At the same time, with large-scale EV integration to power grids, the charging behaviours of EVs bring both challenges and …
View article: Islanding Detection Method for Inverter-Based Distributed Generation by Injecting Second Order Harmonic Current
Islanding Detection Method for Inverter-Based Distributed Generation by Injecting Second Order Harmonic Current Open
This paper proposes a new islanding detection scheme for the inverter-based distributed generator by injecting negligible amount of the 2nd order harmonic current. A proportional resonant controller was used for the output current control …
View article: A New Reactive-Power Sharing Scheme for Two Inverter-Based Distributed Generations with Unequal Line Impedances in Islanded Microgrids
A New Reactive-Power Sharing Scheme for Two Inverter-Based Distributed Generations with Unequal Line Impedances in Islanded Microgrids Open
This paper proposes a new reactive-power sharing scheme to reduce the circulating current when two inverter-based distributed generations (DGs) operate in parallel through unequal line impedances in an islanded microgrid. If the terminal v…
View article: Offset Voltage Control Scheme for Modular Multilevel Converter Operated in Nearest Level Control
Offset Voltage Control Scheme for Modular Multilevel Converter Operated in Nearest Level Control Open
This paper proposes an offset voltage control scheme for the modular multilevel converter (MMC) operated in nearest level control (NLC) to improve the total harmonic distortion (THD) of AC phase voltages. The offset (neutral-to-zero-point)…
View article: Operation Analysis of Coordinated Droop Control for Stand-alone DC Micro-grid
Operation Analysis of Coordinated Droop Control for Stand-alone DC Micro-grid Open
This paper introduces a coordinated droop control for the stand-alone DC micro-grid., which is composed of photo voltaic generator, wind power generator, engine generator, and battery storage with SOC (state of charge) management system. T…
View article: A Hybrid DC/DC Converter for EV OBCs Using Full-bridge and Resonant Converters with a Single Transformer
A Hybrid DC/DC Converter for EV OBCs Using Full-bridge and Resonant Converters with a Single Transformer Open
This paper proposes a dc/dc converter for electric vehicle onboard chargers using a secondary resonant tank. To attain soft switching characteristics, such as zero voltage switching, magnetizing inductance has been used at the primary side…
View article: SoC-Based Output Voltage Control for BESS with a Lithium-Ion Battery in a Stand-Alone DC Microgrid
SoC-Based Output Voltage Control for BESS with a Lithium-Ion Battery in a Stand-Alone DC Microgrid Open
This paper proposes a new DC output voltage control for a battery energy storage system (BESS) with a lithium-ion battery based on the state of charge (SoC). The proposed control scheme was verified through computer simulations for a typic…
View article: Modularized Three-Phase Semiconductor Transformer with Bidirectional Power Flow for Medium Voltage Application
Modularized Three-Phase Semiconductor Transformer with Bidirectional Power Flow for Medium Voltage Application Open
This paper describes a prototype of modularized three-phase semiconductor transformer that was developed in the lab for feasibility study. The developed prototype is composed of three units of single-phase semiconductor transformer coupled…
View article: New Scheme for Seamless Operation for Stand-Alone Power Systems
New Scheme for Seamless Operation for Stand-Alone Power Systems Open
On remote islands photovoltaic (PV) panels with battery energy storage systems (BESSs) supply electric power to customers in parallel operation with engine generators (EGs) to reduce fuel consumption and environmental burden. A BESS operat…
View article: A Half-Bridge Voltage Balancer with New Controller for Bipolar DC Distribution Systems
A Half-Bridge Voltage Balancer with New Controller for Bipolar DC Distribution Systems Open
This paper proposes a half-bridge voltage balancer with a new controller for bipolar DC distribution systems. The proposed control scheme consists of two cascaded Proportional Integral (PI) controls rather than one PI control for balancing…
View article: Multi-Agent System-Based Microgrid Operation Strategy for Demand Response
Multi-Agent System-Based Microgrid Operation Strategy for Demand Response Open
The microgrid and demand response (DR) are important technologies for future power grids. Among the variety of microgrid operations, the multi-agent system (MAS) has attracted considerable attention. In a microgrid with MAS, the agents ins…
View article: Seamless Transfer Method of BESS Connected by Engine Generator
Seamless Transfer Method of BESS Connected by Engine Generator Open
In remote islands PV (Photo Voltaic) panel with BESS (Battery Energy Storage System) supplies electric power to the customers in parallel operation with EG (Engine Generator) to save fuel consumption and to mitigate environmental load. BES…
View article: DC Microgrid Operational Method for Enhanced Service Reliability Using DC Bus Signaling
DC Microgrid Operational Method for Enhanced Service Reliability Using DC Bus Signaling Open
This paper proposes a DC microgrid operational strategy and control method for improved service reliability. The objective is to supply power to as many non-critical loads as possible, while providing an uninterrupted power supply to criti…