2026 전기 UNIST APIPEL LAB 석사, 박사, 석박통합, 인턴 모집
July 10, 2025
Korean Institute of Power Electronics (KIPE) Annual Conference 2025
Date: 2025.07.07 – 2025.07.10
Place: Alpensia Resort, Pyeongchang, Korea
Oral Presentations:
1. Jun Suk Lee, “Spread Spectrum Modulation for Effectively Reducing EMI with Active EMI Filters”
2. Chang Min Lee, “Comparison Study of Virtual DQ Transformation Methods for Voltage-Oriented Control in Single-Phase PWM Rectifier Employing Spread Spectrum Modulation”
3. Young Min Lee, "Talkative IPOS LLC Resonant Converter Using Frequency and Phase Shift Keying Under Spread Spectrum Modulation to Mitigate EM Noises"
4. Sang Yeop Kim, “Spread Spectrum Modulation Techniques for EM Noise Reduction in Hybrid Transformers”
5.Jeong Hyo Lee, “Line-frequency Noise Suppression Circuit to Mitigate Audible Noises in Induction Heating Systems”
Nov 18, 2024
Symposium on Semiconductor Power Conversion Annual Conference 2024
Date: 2024.11.15 – 2024.11.17
Place: Ajou University, Suwon, Korea
Poster Presentations:
1. Gwon-Gyo Jung, “Voltage Fluctuation Reduction in Dual Active Bridge Converter Employing Spread Spectrum Modulation”.
2. Young Joon Song, “EMI Mitigation Performance and Side-Effects of Spread Spectrum Modulation in a Single-Phase Boost PFC”.
Sep 05, 2024
Energy Conference & Congress Expo (ECCE-Europe) Annual Conference 2024
Date: 2024.09.02 – 2024.09.06
Place: Darmstadt, Germany
Oral Presentations:
1. Kyung-Wook Heo, “Spread Spectrum Modlation under Second Harmonic Distortions in Two-Stage Converters”.
2. Jun Suk Lee, “Talkative Dual Active Bridge Converter Employing Spread Spectrum Modulation to Mitigate EM noises ”.
Aug 28, 2024
Date: 2024.08.28
Place: UNIST, Ulsan, Korea
Inviter:
Prof. Eun S. Lee, "Advisor of of SPec Lab., Hanyang Univ
Presentations:
1.Eun S. Lee, “Introduction of SPec Lab”
July 08, 2024
Korean Institute of Power Electronics (KIPE) Annual Conference 2024
Date: 2024.07.01 – 2024.07.04
Place: Haevichi Hotel, Jeju, Korea
Oral Presentations:
1. Kyung-Wook Heo, “LLC Resonant Converter Employing Partial Power Processing Concept for Tight Output Voltage Regulation under Spread Spectrum Modulation”.
2. Ji-Eun Ihm, “Phase-Shift Modulation for Extending Operation Region of PCB Coil in IH Applications ”.
3. YoungJoon Song, "Study on EMI Mitigation Performance and Side-Effects of Spread Spectrum Modulation Applied to a Single-Phase Boost PFC".
4. Jun Suk Lee, “Talkative Dual Active Bridge Converter Employing Spread Spectrum Modulation to Mitigate EMI ”.
5.Gwon Gyo Jung, “Small-Signal Modeling of Dual-Active-Bridge Converters Employing Spread Spectrum Modulation Technique for EMI Reduction ”.
May 21, 2024
Date: 2024.05.21
Place: UNIST, Ulsan, Korea
Inviter:
Prof. Katherine A. Kim, Advisor of Power Electronics Lab., National Taiwan Univ
Prof. Yu-Chen Liu, Advisor of Energy Conversion and Intelligent Electronics Lab., National Taiwan Univ
Presentations:
1.Katherine A. Kim, “Emerging PV Applications: Power System Design and Control Challenges”
2.Yu-Chen Liu, “Key Technologies and Challenges in High-Frequency Power Module Design”
Nov 10, 2023
Date: 2023.11.10~12
Place: National Sun Yat-sen University, Kaohsiung, Taiwan
Poster
1.Jae-Wook Lim and Jee-Hoon Jung, “Power Hardware-in-the-Loop Simulation for Stability Evaluation of LVDC Grid”
2.Won-Sik Jeong, and Jee-Hoon Jung, “PFWM Method for PCB-Coil-Based Induction Heating System to Reduce Operating Frequency Variations”
Nov 28, 2023
National Taiwan University Invited Talk
Date: 2023.11.09
Place: National Tawian University, Taipei, Taiwan
inviter: Prof. Katherine A. Kim, Advisor of Power Electronics Lab., National Taiwan Univ
Presentations:
Jee-Hoon Jung, “Advanced Power Electronics Technologies and Recent Research Activities of APIPEL in UNIST”.
Oct 27, 2023
Korean Institute of Electrical Engineers(KIEE) Electrical Equipment Conference in 2023
Date: 2023.10.26 – 2023.10.28
Place: Parnas Hotel, Jeju, Korea
Oral Presentations:
1.Jee-Hoon Jung “ Design Guideline for Bi-Directional DC-DC Converter on Voltage DC Distribution”.
2.Gwon Gyo Jung, “A study on AC/DC converter controller using a notch filter”.
Sep 19, 2023
Technology Exchange Seminar
Date: 2023.09.14~15
Place: Pale De CZ Condo, Busan, Korea
Aug 29, 2023
Power Electronics Seminar at LG
Date: 2023.08.25
Place: LG Digital Park, Pyeongtaek, Korea
inviter: LG electronics, BS(Business Solutions)
Presentations:
1.Jee-Hoon Jung, “Principles and Prospects of Power Electronic Systems: Diverse Applications and Trade-offs”.
Aug 27, 2023
Nakoka Technical University Invited Talk
Date: 2023.08.04
Place: Nakoka Technical University, Nikatahyun, Japan
inviter: Prof. Junichi Itoh, Advisor of Power Electronics Lab., Nagaoka Univ. of Tech
Presentations:
1.Jee-Hoon Jung, “Advanced Power Electronics Technologies and Recent Research Activities of APIPEL in UNIST”.
July 17, 2023
Korean Institute of Power Electronics (KIPE) Annual Conference 2023
Date: 2023.07.04 – 2023.07.06
Place: welli Hilli Park Resort Hoengseong, Korea
Oral Presentations:
1.Jee-Hoon Jung, Jae-Wook Lim, “Development of a Test-bed Using Power Hardware-in-the-Loop Simulation for a 1-MVA Multi-Channel Electric Vehicle Charger”.
2.Won Sik Jeong, “Optimal Harmonic Selection Technique for Improving Heating Performance of Low Resistance Pot”.
3.Jun Suk Lee, “Hybrid Switching Modeulation Methods of Series Resonant Inverters to Reduce Operating Variations in induction Heating ”.
4.Gwon Gyo Jung, “Small-Signal Modeling and Controller Impact Analysis of Hybrid Transformers Considering Praasitic Capacitance of Transformers”.
May 30, 2023
Date: 2023.05.21 – 2023.05.26
Place: ICC Jeju, Jeju, Korea
Oral Presentation:
Jae-Wook Lim, "Effective Test-Method of QAB Converter-Based LVDC Distribution System Using Power HIL Simulation Test-bed"
Porster Presentation:
Kyung-Wook Heo, "Online Minimum Switching Frequency Tracking Technique for Improving Reliability of IPOS Induction Heating Systems"
Won-sik Jeong, "Current Limiter Circuit to Suppress Inrush Load Current for LVDC Distribution System"
Jun-Suk Lee, "Power Decoupling Strategy of QAB Converters for DC Microgrids with Islanding Operations"
Apr 13, 2023
Date: 2023.03.19 – 2023.03.23
Place: Orrlando, FL, USA
Oral Presentation:
Kyung- Wook Heo, "EM Noise Mitigation using Partial Power Processing LLC Resonant Converter"
Aug 08. 2022
Date: 2022.07.24 – 2022.07.26
Place: Hanoi University of Science and Technology(HUST), Hanoi, Vietnam
Jul 11. 2022
Korean Institute of Power Electronics (KIPE) Annual Conference 2022
Date: 2022.07.05 – 2022.07.07
Place: Hanwha Resort Gyeongju, Korea
Oral Presentations:
1.Chano Jeon, “Control Algorithm of Triple-Active-Bridge Converter for Islanding Mode Operation and Effective Controller Design Based on Small Signal Modeling”.
2.Chang-Woo Yun, “Improved Power Decoupling Method of Quadruple-Active-Bridge Converter for Islanding Mode in DC Microgrid ”.
3.Hyunji Kim, “Optimal Design Methodology of PCB Coil for Induction Heater Considering Power Loss and Coil Temperature ”.
4.Jae-Wook Lim, “Development of Power HIL Simulation Test-Bed to Improve Realiability of LVDC Distribution System”.
Poster Presentations:
1. Kyoung-Wook Heo, "On-line Resonant Frequency Estimation Technique for Improving Reliability of IPOS Induction Heating Systems".
May 17, 2022
Mar 25, 2022
Date: 2022.03.20 – 2022.03.24
Place: Huston, TX, USA
Oral Presentation:
Kyung- Wook Heo, "Temperature Estimation Technique for Induction Heating Vessels by Tracking Resistance Difference Under Operating Frequency Variation"