OS-1 Technological Development in Heat Exchangers

Organizer
NAKAMURA, Hajime (National Defense Academy), HIROKAWA, Tomoki (Univ. of Hyogo), KAYUKAWA, Yohei (AIST)

2026/09/02 (Day 1 ), Room A

OS-1 Technological Development in Heat Exchangers 1 09:00 〜 10:20
Scalable fabrication of superhydrophobic surfaces

◯ CHOI Junho (Tokyo City University), ASAKAWA Tomohiko
Enhancing Surface Temperature Uniformity in Semiconductor Wafer Chucks through Fractal Channel Design

◯ TSAO Chun-Chieh (National Chin-Yi University of Technology), LUO Win-Jet, PANIGRAHI Bivas
Experimental study on condensation rate of moist air flow over vertical flat plate

◎ KUROSAWA Haruki (Yokohama National Univ.), NOZUE Shota, YOKOTA Ryuya, KUROSE Kizuku
Effect of Orientation and Flow Direction on Evaporative Heat Transfer Characteristics in Flat Multiport Tube

YOSHIDA Tomohiro (Kobe Univ.), YAMAMOTO Keita, ◯ ASANO Hitoshi

2026/09/02 (Day 1 ), Room A

OS-1 Technological Development in Heat Exchangers 2 10:40 〜 12:20
Numerical Analysis of Bubble Discharge Behavior in Self-Suction Boiling Cooling Using an Expansion Channel

◎ HIROMI Hayakawa (University of Fukui)
Numerical simulation of pressure drop characteristics of single-phase flow in gyroid-structured channel

◎ LI Rui (Yokohama National Univ.), HIROKAWA Tomoki (Univ. Hyogo), KUROSE Kizuku (Yokohama National Univ.)
Analysis of Heat and Mass Transfer in Liquid Dehumidification Systems: Insulated and Internally Cooled Types

◯ LIN Yu-Hua (National Chin-Yi University of Technology), ZHENG Jia-Wei (National Kaohsiung Normal University), GAO Jia-Ping (National Chin-Yi University of Technology), WU Yu-Lieh
Study on Heat Transfer and Flow Characteristics of Evaporating Flow in Parallel Mini-channels under Non-uniform Heating Conditions

◎ YUSEI Nakayama (Kobe Univ.), KATSUMI Sugimoto, HITOSHI Asano
Gas-Liquid Distributions of Refrigerant Flows in Multi-pass Channels with Vertical Headers
Influence of Cross-sectional Area of Inlet Header on Liquid Distribution

IKEDA Akihiro (Former Mie Univ.), ONODERA Ayumi (Carrier Japan), HATADA Takafumi, MARUYAMA Naoki (Mie Univ.), ◯ HIROTA Masafumi (AICHI INSTITUTE OF TECHNOLOGY)

2026/09/02 (Day 1 ), Room A

OS-1 Technological Development in Heat Exchangers 3 13:20 〜 15:00
Prediction of Boiling Heat Transfer Coefficient up to the Onset of Dryout Using Machine Learning

◎ MOCHIZUKI Takeshi (Kyushu Univ.), NAKANO Hayato (The University of Electro-Communications), MIYAZAKI Takahiko (Kyushu Univ.), ENOKI Koji (The University of Electro-Communications)
High-Accuracy Prediction of Heat Transfer Coefficient and Frictional Pressure Gradient in Refrigerant Two-Phase Flow Using Uncertainty-Aware Deep Learning

◎ SATO Seiya (The University of Electro-Communications), ISHIDA Yasukazu, KOKI Raika, YOKOYAMA Haruki, SATO Ken (Panasonic HVAC & CC Co., Ltd.), SEI Yuichi (The University of Electro-Communications)
Heat Transfer Prediction in Plate Heat Exchangers Based on Correction Factors

◎ ZHOU Yingxin (Kyushu Univ.), THU Kyaw, MIYAZAKI Takahiko
Corrosion of copper tubes used in heat exchangers of air conditioner in hot spring regions.

◯ NAKAJIMA Takahito (Panasonic), MIYAO Kotaro, TANIMURA Hiroshi
Effect of Salt Deposits on Corrosion of Fin & Tube Heat Exchangers with Aluminum Tubes

◯ KODAMA Hayato (Panasonic), NAKAJIMA Takahito, RI Yasuyuki, YAMASAKI Noriko, TANIMURA Hiroshi

2026/09/02 (Day 1 ), Room A

OS-1 Technological Development in Heat Exchangers 4 15:20 〜 17:00
Effect of Liquid Level on Boiling Heat Transfer of Zeotropic Refrigerant Mixtures Composed of R32 and R1234yf

◎ TSUGITA Yosei (Kobe Univ.), SUGIMOTO Katsumi, ASANO Hitoshi
Performance Evaluation of a Loop Heat Pipe Using Heat Transfer Fluids SS-49 and SS-54

◯ FUJIWARA Shinji (Nagasaki Univ.), KODA Keitaro, KOUDOU Chieko
Experiment on Heat Transfer of R32/R1132(E)/R1234yf Refrigerant Mixtures in Horizontal Parallel Minichannels

◎ NISHIZAKI Ayami (Tokyo Unversity of Marine Science and Technology), NUMATA Natsumi, BABA Jimpei, JIGE Daisuke, INOUE Norihiro
Experimental Study on Supercritical Heat Transfer of R1234ze(E) in Plate Heat Exchangers

◯ FUKUDA Sho (Kyushu Sangyo Univ.), MIYATA Kazushi (Fukuoka Univ.), UMEZAWA Shuichi (Tokyo Electric Power Company Holdings)
Study on the Utilization of Cryogenic Energy from Liquefied Hydrogen
Report 4: Utilization Characteristics of Cryogenic Energy from Liquefied Hydrogen for a Refrigerated Display Cabinet and Building Air-Conditioning Systems

◎ YAMANAKA Yuya (Iwatani Corporation), HIROTANI Ryuichi, YOSHINO Yu, SHIMA Kiyoshi (Obayashi Corporation), AIZAWA Norio, MATSUMOTO Ryosuke (Kansai Univ.), OZAWA Mamoru, CHU Qi, DU Xiaoyuan

2026/09/03 (Day 2 ), Room A

OS-1 Technological Development in Heat Exchangers 5 09:00 〜 10:20
Experimental study on condensation heat transfer for vertical downward flow in a multiport tube

◎ IPPOMMATSU Koki (Tokyo Unversity of Marine Science and Technology), JIGE Daisuke, INOUE Norihiro
Performance evaluation of a heat exchanger considering the temperature glide of zeotropic refrigerants mixture

◯ KARIYA Keishi (Saga Univ.), SUGISAKI Yuki, MIYARA Akio
Preliminary Experiments on the Flow and Heat Transfer Characteristics of a Metal 3D-Printed Gyroid Heat Exchanger

◯ FUNAMI Yuki (NDA), NAKAMURA Hajime
Topology Optimization of Flow Channel Structures for Liquid Cooling Plates

◎ HEI Runqi (University of Fukui), MATSUMOTO Kensuke, WU Qining, DANG Chaobin

2026/09/03 (Day 2 ), Room A

OS-1 Technological Development in Heat Exchangers 6 10:40 〜 12:20
Experimental Study on Flow Boiling Heat Transfer of a Low-GWP Refrigerant in Minichannels

◎ KATSUTA Shintaro (Tokyo Unversity of Marine Science and Technology), NUMATA Natsumi, AOSAWA Takuto, JIGE Daisuke, INOUE Norihiro
Effect of Fin Height on Heat Transfer Enhancement of R474A in Channel with Micro Fins

◎ NUMATA Natsumi (Tokyo Unversity of Marine Science and Technology), NISHIZAKI Ayami, BABA Jimpei, JIGE Daisuke, INOUE Norihiro
Effect of Tube Length on Thermal-Hydraulic Characteristics of Thin Finless Flat Tube Heat Exchangers

◯ ONISHI Hajime (Komatsu Univ.), TSUNAZAKI Rikuto
Measurement of boiling heat transfer for R1336mzz(E) in a heating horizontal circular tube using high-speed infrared thermography

◯ YAMADA Shunsuke (National Defense Academy), NAKAMURA Hajime
Quantifying Inter-Tube Liquid Column Dynamics for Falling-Film Heat Exchangers via High-Speed Visualization

◯ CHEN Yu-Jie (National Chin-Yi University of Technology), ZHENG Jia-Wei (National Kaohsiung Normal University), WU Yu-Lieh (National Chin-Yi University of Technology)

2026/09/03 (Day 2 ), Room A

OS-1 Technological Development in Heat Exchangers 7 13:20 〜 14:40
【Keynote】Understanding heat transfer and boiling crisis mechanisms in pool boiling of water

◯ YABUKI Tomohide (Kyutech)
Experiment on Pool Boiling Heat Transfer of R1234ze(E) outside a T-Shaped Finned Tube

◎ YOKOTA Kazuki (Tokyo Unversity of Marine Science and Technology), JIGE Daisuke, INOUE Norihiro, MATSUNO Tomonobu (KMCT)
Heat Transfer and Flow Characteristics of R-1234yf in mini tubes

◎ OKA Takao (Kobe Univ.), SOU Akira, WADA Yoshitaka (Mazda Motor Corporation), UEKI Yoshiharu