Numerical Study on Fuel Cell Performance Enhancement Using Design of Experiment

SEUNGMIN KIM, WONJUN YOON, JUNGSOO PARK

With the global acceleration of carbon neutrality initiatives, interest in Polymer Electrode Membrane Fuel Cells (PEMFCs) as a promising eco-friendly technology...

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DOI: https://doi.org/10.7316/JHNE.2026.37.2.107

Computational Simulation of Sloshing Effect in Small Liquefied Hydrogen Storage Tanks Using Phase-field Model

HYO EUN LEE, BYUNG HEUNG PARK

Liquid hydrogen is an efficient energy carrier capable of high energy density and large-scale storage. However, ensuring stability and safety during storage and...

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DOI: https://doi.org/10.7316/JHNE.2026.37.2.116

Methane Decomposition over Ceria-Supported Transition Metals Catalysts for Hydrogen Production: A Density Functional Theory Study

DONGMIN JEON, WOOHHYUN KIM, JAEGEOL KIM, HYEYOUNG SHIN, CHAN-WOO LEE

Methane decomposition is a promising route for CO-free hydrogen production with simultaneous formation of valuable carbon materials. In this study, density func...

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DOI: https://doi.org/10.7316/JHNE.2026.37.2.130

Functionalized Self-Assembled Three-Dimensional Graphene Porous Flow Fields for Polymer Electrolyte Membrane Fuel Cells

GIL WON LEE, JI MIN KIM

In this study, a Self-assembled Three-dimensional Graphene (STG) flow field for polymer electrolyte membrane fuel cells was functionalized by Nafion ionomer coa...

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DOI: https://doi.org/10.7316/JHNE.2026.37.2.137

A Study on the Economic Feasibility of Hydrogen Production and Utilization Strategies Based on Wastewater Treatment Plants

HYUNSOOK BAEK, KYUNGTAEK MIN, YOUNGSOON BAEK

This study evaluates the economic feasibility of hydrogen production from biogas at wastewater treatment plants (WWTPs) for hydrogen city integration. Using the...

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DOI: https://doi.org/10.7316/JHNE.2026.37.2.144

A Study of Auxiliary Fuel Cell Power for Cabin Thermal Comfort of Electric Buses

JONGBIN WOO, YOORA CHOI, SANGSEOK YU

In cold environments, electric buses suffer from reduced driving performance due to battery degradation and high heating demands. This study proposes using a fu...

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DOI: https://doi.org/10.7316/JHNE.2026.37.2.155

Quantitative Risk Assessment for Large-scale Ammonia Storage Facilities: An Accident Scenario Analysis Using EFFECTS and RISKCURVES

JUNGWOO HAN, UNGGI YOON, BYOUNGJIK PARK, MINCHUL LEE, YANGKYUN KIM

As an ammonia gains traction as a hydrogen carrier, its inherent toxicity and flammability pose significant risks such as leak, fire and explosion in power plan...

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DOI: https://doi.org/10.7316/JHNE.2026.37.2.167

Fault Diagnosis and Response Characterization of SOEC Hydrogen Recirculation System

WOOCHAN SHIN, YOUNGSANG KIM, YONGGYUN BAE, DONGKEUN LEE, JIN YOUNG PARK

This study investigates the fault response characteristics of a simulated SOEC (solid oxide electrolysis cell) hydrogen recirculation system and presents the di...

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DOI: https://doi.org/10.7316/JHNE.2026.37.2.179

Geological Hydrogen Systems and Exploration Strategy for Korea: A Comparative Review of Major Global Fields and Domestic Candidate Regions

JAE-KYUNG KIM

Natural hydrogen is attracting increasing attention as a potential low-carbon primary energy resource. However, the occurrence of hydrogen in the subsurface doe...

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DOI: https://doi.org/10.7316/JHNE.2026.37.2.187