International Conference on Electrical Machines and Systems

• Nov 16-19, 2025

• Paradise Hotel Busan, Busan, Korea

Symposium on Semiconductor Power Conversion in Kitakyushu

• Nov 7-9, 2025

• Kitakyushu, Fukuoka, Japan

IEEE ENERGY CONVERSION CONGRESS & EXPO 

• OCT 19-23, 2025

• PHILADELPHIA, PA, USA

I really love summer~!

• Graduate Student: Hyeunseok Hwang, Nuel Oh, Juwon Hwang and Seunghyun Kang 

• Undergraduate Students: Jaehyung Lee and Sumin Hong

• July 2025 

• UNIST and Inha Univ.

UNIST vs. Inha Univ.

Soldiers

 UNIST always welcomes Inha Univ.!!!😃

Water park on a lake (빠지)

PESL members

 Shall we go again? ㅎㅎ

2025 전력전자학술대회

• July 7-10, 2025

• Alpensia Convention Center, Pyeongchang, Korea

Oral Session 

Hyeonseok Hwang

가상 어드미턴스 기반 그리드포밍 인버터의 복소 벡터 전력 제어방법

Oral Session 

Nuel Oh

낮은 MI 영역에서 공통모드 전압 최소화를 위한 2레벨 인버터 PWM 기법

Awarded the Best Paper Award

Nuel Oh

Congratulation!!

I really love spring~!

• Professor Joonhee Lee

• Graduate Student: Hyeunseok Hwang, Nuel Oh and Juwon Hwang 

• Undergraduate Students: Jaehyung Lee, Minsoo Seo and Seunghyun Kang 

• April 2025 

• UNIST

Under the cherry blossom tree 

Men 😝

 Jaehyeong, AREN'T YOU PAYING ATTENTION?! 😡

Before lunch!

Men 😝

 Boys Over Flowers. 😎

Congraturation professor!

• Birthday person: Professor Joonhee Lee

• March 2025 

• UNIST

Happy Birthday!

PESL members

The left side is bright, but the right side is rather dull! 😂

Cake

PESL members

Designed by Juwon Hwang and Seunghyun Kang. Aren't these guys art majors?! 🤔

Winter Break Workshop.

• Advisor: Professor Joonhee Lee

• Graduate Student: Hyeunseok Hwang, Seunghyun Park ,Nuel Oh and Juwon Hwang 

• Undergraduate Students: Jaehyung Lee, Minsoo Seo, Seunghyun Kang and Sumin Hong

• Research Focus: VVVF induction motor control and the structure of the induction motor.

• Presenter: Juwon Hwang and Seunghyun Kang

• February 2025 

• Gwangalli, Busan

Workshop Presentation 

Juwon Hwang and Seunghyun Kang

VVVF induction motor control and the structure of the induction motor

Post Activity

PESL members

Seunghyun Kang didn't score any points!  😃

Team EPS (Electric Propulsion System)

• Advisor: Professor Joonhee Lee, Sanggi Go(HD한국조선해양)

• Graduate Student: Nuel Oh 

• Undergraduate Students: Jaehyung Lee, Sungjin Park, Hyunggyun Yoo, Myungcheon Cha and Sewon Jang 

• Research Focus: Investigated control methods for electric propulsion vessels using Robinson curves 

• Achievement: Awarded a Silver Award for their successful research outcomes. 

• October 2024 ~ February 2025 

• UNIST and Ulsan university

Achievement Presentation 

EPS team members

Electric Propulsion System of Eco-friendly Ship for Ocean Carbon Neutrality

Activity & Class 

EPS team members

We truly enjoyed our studies.  😃