Professor, Kyungpook National University, South Korea.
Dr. Chang-Hyun Sohn is an accomplished academic and researcher with a distinguished career in mechanical engineering. His research in computational fluid dynamics, flow-induced vibration, and thermal-fluid flow phenomena has been recognized internationally, and his leadership roles in various engineering societies reflect his influential presence in the field. Dr. Sohn’s impressive publication record, patents, and awards underscore his innovative contributions to both academia and industry.
Publication Profile
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Education :
Dr. Chang-Hyun Sohn holds a Ph.D. in Mechanical Engineering from KAIST, South Korea, earned in 1991. He also completed his Master’s in Mechanical Engineering at KAIST in 1985 and obtained his Bachelor’s in Mechanical Engineering from Kyungpook National University, South Korea, in 1983. His strong educational foundation has significantly contributed to his long-standing career in academia and research.
Experience :
Dr. Sohn has been a professor at Kyungpook National University since 1994, where he is a key faculty member in the School of Mechanical Engineering. He served as the Team Manager for the Agency for Defense Development (ADD) in the development of small jet engines from 1991 to 1994. His academic influence extends internationally through his visiting professorships at the University of Cambridge (UK) in 1996-1997 and the University of Tennessee, Knoxville (USA) in 2005-2006. Dr. Sohn also held leadership roles at Kyungpook National University, including Vice Dean of the College of Engineering (2007-2008), Director of the Industrial-University Consortium Center (2007-2008), and Director of the Industrial Technology Support Hotline Center (2007-2008). Additionally, he was the President of the Faculty Assembly at Kyungpook National University (2012-2013) and held leadership positions in professional organizations such as the Korean Society of Mechanical Engineers (KSME) and the Korean Society of Automotive Engineers (KASE).
Research Focus :
Dr. Sohn’s research primarily focuses on thermal-fluid dynamics, computational fluid dynamics (CFD), and flow-induced vibrations. He has extensively studied the behavior of fluid flows under various thermal conditions and developed novel techniques for accurately measuring these flows using PIV. His work contributes to enhancing the understanding of flow phenomena in mechanical engineering, which is crucial for improving designs and systems in industries ranging from automotive to defense.
Awards:
Throughout his career, Dr. Sohn has received numerous awards recognizing his excellence in research and teaching. Notable honors include the Outstanding Paper Award from the Korean Society for Computational Fluid Engineering in 2010 and the Best Paper Award from the Korean Society of Mechanical Engineers in the same year. He also advised the winning team at the National Fluid Engineering Competition for University Students in 2010 and was selected as an Outstanding Portfolio Instructor at Kyungpook National University. Additionally, Dr. Sohn was invited as a speaker at prominent international conferences, including the 14th International Bhurban Conference on Applied Sciences & Technology (IBCAST) in 2016 and the 44th National Conference on Fluid Mechanics and Fluid Power (FMFP) in 2017.
Skills:
Dr. Sohn specializes in computational fluid dynamics (CFD) analysis of thermal-fluid flow phenomena. His expertise extends to the use of Particle Image Velocimetry (PIV) for measuring thermal-fluid flow and investigating flow-induced vibrations. These skills have led to significant contributions in both theoretical and experimental research, particularly in the field of thermal-fluid engineering.
Publication :
- Investigating the Power Extraction of Applying Hybrid Pitching Motion on a Wing with Leading and Trailing Flaps
- Authors: S. Saleh, C.H. Sohn
- Journal: Actuators
- Volume & Issue: 14 (2), 62
- Year: 2025
- Enhanced Power Extraction via Hybrid Pitching Motion in an Oscillating Wing Energy Harvester with Leading Flap
- Authors: S. Saleh, C.H. Sohn
- Journal: Energies
- Volume & Issue: 17 (23), 6108
- Year: 2024
- Wetting performance analysis of porosity distribution in NMC111 layered electrodes in lithium-ion batteries using the Lattice Boltzmann Method
- Authors: M. Abubaker, C.H. Sohn, H.M. Ali
- Journal: Energy Reports
- Volume & Issue: 12, 2548-2559
- Year: 2024
- Reduction of delivery pressure fluctuations in a gerotor pump
- Authors: K. Nazir, C.H. Sohn
- Journal: Journal of Mechanical Science and Technology
- Volume & Issue: 38 (8), 4161-4166
- Year: 2024
- Numerically Investigating the Energy-Harvesting Performance of an Oscillating Flat Plate with Leading and Trailing Flaps
- Authors: S. Saleh, C.H. Sohn
- Journal: Energies
- Volume & Issue: 17 (12), 3010
- Year: 2024
- Wetting characteristics of Li-ion battery electrodes: Impact of calendaring and current collector contact angle-A Lattice Boltzmann Method investigation
- Authors: M. Abubaker, C.H. Sohn, H.M. Ali
- Journal: Energy Reports
- Volume & Issue: 11, 2333-2345
- Year: 2024
- Power Extraction Performance by a Hybrid Non-Sinusoidal Pitching Motion of an Oscillating Energy Harvester
- Authors: S. Saleh, C.H. Sohn
- Journal: Energies
- Volume & Issue: 17 (11), 2451
- Year: 2024
- Understanding wetting behavior in electrode–electrolyte interface formation and its sensitivity to electrode-current collector interaction: a lattice Boltzmann method approach
- Authors: M. Abubaker, C.H. Sohn, H.M. Ali
- Journal: Journal of Thermal Analysis and Calorimetry
- Year: 2024