2025/09/10 (Day 1)

A室

A11 Thermally Driven Technologies and Its Applications for Carbon Neutrality 1 09:40 〜 10:40

Chairperson: YAMAGUCHI Seiichi (Waseda University)
A111 The Initiatives of Azbil Fujisawa Technology Center Building No. 103

◯ DAZAI Ryota (Azbil)
A112 The Energy-Saving Air Conditioning System Utilizing Thermal Integration of Pure Hydrogen Fuel Cell and Absorption Chiller

◎ AZAMAWARI Yuya (Panasonic), TAMURA Tomoichiro, KAWANO Bunki, HIDAKA Sho, MASUDA Tetsuya, YAMADA Go
A113 Study of energy-saving potential by using heat pump for CO2 separation and recovery

◯ ZHANG Li (CRIEPI), KAIDA Takenobu

A12 Thermally Driven Technologies and Its Applications for Carbon Neutrality 2 11:00 〜 12:00

Chairperson: KUBOTA Mitsuhiro (Nagoya University)
A121 【Keynote】A Function of Thermal Transistor Utilizing Heat Pump Working with Heat

◯ ITAYA Yoshinori (AICHI INSTITUTE OF TECHNOLOGY)
A122 Development of high-temperature latent heat storage technology for Carnot Batteries

◯ NOMURA Takahiro (Hokkadio University)

A13 Advancement in HVAC&R Technologies in Asia 1 13:20 〜 14:40

Chairperson: MIYARA Akio (Saga University)
A131 The study on the effects of PMV, TSV, and CO2 concentration on the learning performance of students in classrooms

CHANG Tong-Bou (National Chiayi University, Taiwan.), ◯ CHEN Chih-Ting, LEE Ta-Yuan
A132 Optimization of Thermal Comfort for Stadium Environments Using the Taguchi Method and CFD Simulation

◎ WU Ting-Syuan (National Chin-Yi University of Technology), ZHENG Jia-Wei, WU Yu-Lieh (Department of Refrigeration, Air-Conditioning and Energy Engineering)
A133 Influence of Void Design and Urban Morphology on Enhancing Ventilation and Reducing Pollutant Accumulation in High-Rise Buildings with Openings

◎ SHEN Alexis (National Taipei University of Technology), WANG Hong-Hsiang, YANG An-Shik
A134 Impact of Building Rooftop Photovoltaic System Configurations on Urban Microclimate and Thermal Environment

◎ LU PENG-RUEI (National Taipei University of Technology), CHEN WAN-YI, JUAN YU-HSUAN

A14 Advancement in HVAC&R Technologies in Asia 2 15:00 〜 16:20

Chairperson: JIGE Daisuke (Tokyo University of Marine Science and Technology)
A141 Using the Static Reduced-Order Model (ROM)-Based Digital Twin Method to Study the Thermal and Energy Management in an Overhead Downward Flow Data Center

◎ LU Tsung-En (National Taipei University of Technology), TSAI Chang-Hong, SHIH Yang-Cheng
A142 The Energy-Saving Strategy in Overhead Downward Flow-Type Data Centers Using Artificial Intelligence

◎ CHUANG M Chen-En (National Taipei University of Technology), WANG M Yen-Hsun, SHIH M Yang-Cheng
A143 The Energy-Saving Strategy for Overhead Downward Flow Data Centers Cooled By a Hybrid Free Cooling and Ice Water Chiller System

◎ HUANG M Min-Chun (National Taipei University of Technology), LEE M Yen-Chen, WEN M Chi-Jen, HOU M JIA SIANG, SHIH M Yang-Cheng
A144 Development and Experimental of Integrating Intelligent Movement and Automated Monitoring in a Small Freezing and Temperature-control System Container
An Integrating of Intelligent Movement and Automated Monitoring in a Small Freezing and Temperature-control Container

HSU Chih-Neng (TSHRAE, National Chin-Yi University of Technology, Taiwan), ◯ LIN Yu-Wei (National Chin-Yi University of Technology, Taiwan), HSU Chia-Mao, KUO Chin-Chia, LAI Chien-Jui, HUANG Li-Hsin, TAN Chang-Hung, WANG Hsi-Te, LIN Jen-Te

B室

B11 Development of Refrigeration and Air-Conditioning Technologies for Practical Use of Next-Generation Low-GWP Refrigerants 1 09:00 〜 10:40

Chairperson: AKASAKA Ryo (Kyushu Sangyo University)
B111 Development of a new next-generation refrigerant cycle performance measurement test system

◎ WADA Shinjiro (Kyushu Sangyo Univ.), IWASAKI Shun (Nagasaki Univ.), KONDOU Chieko, FUKUDA Sho (Kyushu Sangyo Univ.), AKASAKA Ryo
B112 Void Fraction and Pressure Loss Characteristics of Zeotropic Refrigerant Two-Phase Flow in a Horizontal Small-Diameter Channel

◯ OTORI Natsuki (Kobe Univ.), ADACHI Syunsuke, ASANO Hitoshi
B113 Solubility Characteristics of Non-Azeotropic Refrigerant Mixture in Refrigeration Oils

◎ ARUGA Kosei (Shizuoka Univ.), RAKPAKDEE Wannarat, FUKUTA Mitsuhiro, MOTOZAWA Masaaki
B114 Experimental Validation of Genetic Programming for Heat Exchanger Circuitry Optimization

◯ GIANNETTI Niccolo (Waseda Univ.), KIM Cheol Hwan, SEI Yuichi (The University of Electro-Communications), ENOKI Koji, SAITO Kiyoshi (Waseda Univ.)
B115 4E assessment of R290 and R1234yf in indirect heat pumps refrigerant cycle

◯ ZHANG Shuoqi (Jilin University), LI Ming

B12 Development of Refrigeration and Air-Conditioning Technologies for Practical Use of Next-Generation Low-GWP Refrigerants 2 11:00 〜 12:20

Chairperson: HIGASHI Tomohiro (Central Research Institute of Electric Power Industry)
B121 Experimental Evaluation on Arc Discharge Energy Generated by Electric Short of Wire in a Compressor for Room Air Conditioner (RAC)

◎ TAKAGI Masato (SUS), AIDA Shugo, HIRANO Ryosei, SUEMATSU Jun-ichi, IMAMURA Tomohiko
B122 Investigation of Energy Input via Fusing Wire Arc Discharge Method for Evaluating Refrigerant Self-Decomposition

◯ ITO Makoto (CRIEPI), HIGASHI Tomohiro, KOTARI Masashi, HIHARA Eiji (The University of Tokyo)
B123 Development and safety evaluation of R-1132(E) mixed refrigerants

◎ ABE Masahiro (Daikin Industries), GOTO Tomoyuki, YAMADA Yasufu, YOSHIMURA Takashi, USUI Takashi, OZAKI Taichi, INOUE Tomohito
B124 Investigation of disproportionation mechanisms and suppression methods in HFO refrigerants

◎ HIKARU Murakami (Panasonic), TAKAHIKO Hashimoto, KARIN Domoto, HIRONORI Tsunoyama (Panasonic Holdings), NAOKI Hayashi, YUKIO Nakano (Tokyo Gakugei University)

B13 Trends in Development of Heat Exchangers 1 13:20 〜 14:40

Chairperson: TSUNODA Isao (Shizuoka University)
B131 Evaporation Heat Transfer Performance of Layered Microchannel Heat Exchanger

◎ SAGAWA Kentaro (FUJITSU GENERAL), JIGE Daisuke (Tokyo Unversity of Marine Science and technology), INOUE Norihiro
B132 Development of plate heat exchanger using offset fins

◯ SHUNSAKU Eguchi (Mitsubishi Heavy Industries, Ltd.), YOICHI Uefuji, JUNICHI Miwa
B133 Relationship Between Water Retention and Frost Resistance in Heat Exchangers for Air-conditioners

◎ KAJIURA Takumi (UACJ Corp.), FUJIMURA Ryoko, SHIOMI Kouhei
B134 Development of the new heat exchanger VFT to improve energy efficiency and reduce refrigerant charge

◯ ONAKA Yoji (Mitsubishi Electric Corporation), KISHIDA Nanami, ADACHI Rihito, YATSUYANAGI Akira, KOIKE Takanori, HATOMURA Takeshi

B14 Trends in Development of Heat Exchangers 2 15:00 〜 16:40

Chairperson: SATORU Yanachi (Mitsubishi Electric)
B141 【Keynote】Trends and challenges of industrial heat pumps

◯ KAIDA Takenobu (CRIEPI)
B142 Performance characteristics of wet air conditioners for paint booths

◯ NAKAYAMA Hiroshi (Chubu Electric Power), MURAKAMI Naoya (Chubu Electric Power Miraiz), MURAKAMI Seiichi (ANDEX), SHINNOBORI Makoto
B143 Performance of the ground-source heat pump system using layered microchannel heat exchangers
Effect of refrigerant charge on performance

◯ INOUE Norihiro (Tokyo Unversity of Marine Science and technology), KAMIYAMA Shotaro, IGARASHI Taichi, JIGE Daisuke, NAGANO Katsunori (National Institute of Technology, Tomakomai College)
B144 Complexity of Heat Exchange Systems in Electric Vehicles and Challenges for Their Optimization

◯ TSUNODA Isao (Shizuoka Univ.)

C室

C11 Energy Manegement of Refrigeration & Air-conditioning Systems 1 09:20 〜 10:40

Chairperson: NIWA Hideharu (Waseda University)
C111 Progress in the National Project SIP

◯ SAITO Kiyoshi (WASEDA Univ.)
C112 Integrated Energy Management System for Carbon Neutral University Campus

◯ UDAGAWA Yosuke (NTT FACILITIES), WATANABE Takeshi (KAJIMA CORPORATION)
C113 EMS with separation process of latent and sensible heat air conditioning system（2)

◯ SAKAI Gakuto (Daikin Industries), MATSUI Nobuki
C114 EMS for Central Air Conditioning System

◯ DAIMO Masashi (Mitsubishi Heavy Industries Thermal Systems), HIRAYAMA Hitoshi, HIDA Yoshinori, SAKAGUCHI Katsuya

C12 Energy Manegement of Refrigeration & Air-conditioning Systems 2 11:00 〜 12:20

Chairperson: SASAKI Masanobu (TEPCO Energy Partner, Incorporated)
C121 EMS with Well-being conscious air conditioning and ventilation system

◯ SUZUKI Masanobu (Mitsubishi Electric Corporation), YOSOMIYA Masato, OKAJIMA Jiro, KODA Misaki
C122 EMS using combination of humidity control outside air conditioners and air conditioning equipment

◯ ICHIHASHI Hiroshige (Dyna-Air), HARADA Masatoshi
C123 Progress of experiments on EMS in retail stores for refrigeration and air conditioning equipment, etc.

◎ YUUKI Nakai (Fuji Electric), KOUTA Sugihara, TAKESHI Tsuruha, NOBORU Matsumoto, TATSUYA Mizusawa, TADASHI Asada
C124 A comprehensive evaluation methodology for connects the food and energy supply chain in rural and urban areas
Development and demonstration of on-site renewable energy utilization technology at famer’s market

◯ ISHII Masahisa (Institute for Rural Engineering, National Agricultural and Food Research Organization (NARO)), OBO Hirotaka, FUJITANI Takuya (Chiba Ecological Energy Inc.), HAGIWARA Ryo

C13 Energy Manegement of Refrigeration & Air-conditioning Systems 3 13:40 〜 14:40

Chairperson: HASUIKE Hiroshi (Waseda University)
C131 Traceability systems using the Work Chain Management (WCM) and its application to Carbon Foot Printing.

◯ ONODA Hiroshi (WASEDA Univ.), YOSHIDOME Daiki
C132 Energy Management System(EMS) for Industrial Heat Pumps-2nd report-

◯ KOBAYASHI Keizo (MAYEKAWA MFG.), HASHIGUCHI Kenji, MACHIDA Akito
C133 Electricity and Heat Energy Management using Heat Pump Water Heaters

◯ KOMIYA Noriyuki (Mitsubishi Electric Corporation), KOIZUMI Yoshiaki, KOMATSU Masayuki, ENDO Satoshi

C14 Technologies of Desiccant, Adsorption, Absorption and Chemical Reaction 1 15:00 〜 16:40

Chairperson: KUBOTA Mitsuhiro (Nagoya University)
C141 Development and Performance Evaluation of a K₂CO₃ Based Composite Thermochemical Material with Low Regeneration Temperature Using Expanded Graphite and LiCl

◯ LIU Hongzhi (Hokkadio University), ARAI Miyuki, NAGANO Katsunori (National Institute of Technology, Tomakomai Collage)
C142 Performance of a prototype on absorption refrigeration cycle using HFO-1233zd(E) refrigerant under hybrid refrigeration condition

◯ WAKABAYASHI Tsutomu (Osaka Gas), TAKIOKA Ryosuke, YABASE Hajime (WASEDA Univ.), INOUE Naoyuki, IKUMI Yonezo, TOJO Kenji, SAITO Kiyoshi
C143 Various Characteristics Simulation of a Single-Effect Double-Lift Absorption Chiller for Implementation Studies

◯ FUJII Tatsuo (Johnson Controls Building Efficiency Japan), SHIMAMURA Masayuki (Hitachi Air Conditioning Shimizu, Inc.), NISHIMURA Yasuhiro, UCHIDA Shuichiro (Johnson Controls Building Efficiency Japan)
C144 Development of a Transient Simulation Model for Ionic Liquid-Based Absorption Cold Thermal Energy Storage Systems

◯ FANG Yu-Heng (ITRI), CHEN Chih-Hao, PENG Jyi-Ching, WANG Shuo
C145 The Evolution of Cleanroom Filtration: 20 Years of HEPA and Chemical Filter Development
Case Study and Regeneration Testing of Chemical Filters in Semiconductor Manufacturing

◯ YU Richard YI-HUI (National Taipei University of Technology), CHEN Hsiang-Han, HSUEH CHIH-JOU, LIN Tee, TSENG Chao-Heng, SHIH Yang-Cheng, HU Shih-Cheng

D室

D11 General Session 1 09:00 〜 10:40

Chairperson: WAKUI Tetsuya (Osaka Metropolitan University)
D111 Application of Large Language Models to Maintenance and Diagnostic Methods for Commercial Air Conditioning Systems

◎ KOZONO Rinto (FUJITSU GENERAL), MORI Hayato (FUJITSU GENERAL LABORATORIES LIMITED), TAKADA Ryo (FUJITSU GENERAL)
D112 Current Trends and Future Outlook of the HVAC-R Industry in Australia: Focus on Residential, Commercial, and Data Center Applications"

◯ TSUNODA Yu (LJ Air)
D113 Comparative Experiments on Indoor Thermal Comfort of Pneumatic Floor Radiant Air-Conditioning Systems with Plastic Film Ducts

◯ HORIIKE Shun (Tsukuba Univ. of Technology), NAGANO Katsunori (National Institute of Technology, Tomakomai College)
D114 Development of air conditioners connecting shallow ground heat exchangers downstream of outdoor unit

◯ FUNATANI Shumpei (Univ. Yamanashi), FURUTA Reishi
D115 Proposals for Efficiency Improvement and Simplified Analysis Methods for Existing Refrigeration and Air Conditioning Systems

◯ NAKA Yoshitaka (ZeroIchi Research Institute)

D12 Current Status and Future Prospects of Natural Refrigerant Systems 1 11:00 〜 12:00

Chairperson: KAYUKAWA Yohei (AIST)
D121 【Keynote】Development Trends in Natural Refrigerant Refrigeration Systems

◯ MACHIDA Akito (MAYEKAWA MFG.)
D122 Development of Air to AWater Heat Pump“Daikin Altherma 4 H” Using Low GWP Refrigerant R-290

◯ AKUTAGAWA Kazuki (Daikin Industries)

D13 Current Status and Future Prospects of Natural Refrigerant Systems 2 13:20 〜 14:40

Chairperson: AOYAMA Jun (Ebara Refrigeration Equipment & Systems)
D131 Recent Activities of the "Natural Refrigerant System Research Project"

◯ MIYAOKA Yoichi (WASEDA Univ.), KAYUKAWA Yohei (AIST), SAITO Kiyoshi (WASEDA Univ.)
D132 Future prospects of natural refrigerant systems

◯ KAYUKAWA Yohei (AIST)
D133 Panel Discussion

◯ KAYUKAWA Yohei (AIST)

D14 Current Status on the Research and Development of Alternative Refrigerants to R23 1 15:00 〜 16:40

Chairperson: SHIMOSAKA Koh (ETAC Engineering co., Ltd.)
D141 Thermodynamic Analysis for a Ultra-Low Temperature Refrigeration Using Mixtures Containing R1132a.

◎ OGAWA Kota (Nagasaki Univ.), MORISAKI Kotaro, MORI Keita, KONDOU Chieko
D142 A Helmholtz energy equation of state for R-1132a

◯ AKASAKA Ryo (Kyushu Sangyo Univ.)
D143 Case Study on R473A: A Next-Generation Alternative to R-23

◯ OKUBO Kei (Orbia F&EM), YAMAMOTO Tsuyoshi, LOW E Robert
D144 Panel Discussion

◯ AKASAKA Ryo (Kyushu Sangyo Univ.)

E室

E11 General Session 2 09:00 〜 10:40

Chairperson: MIYARA Akio (Saga University)
E111 Corrosion of Fin & Tube Heat Exchangers with Zinc Sprayed Aluminum Tubes in a Salt Damage Environment

◯ NAKAJIMA Takahito (Panasonic), KODAMA Hayato, YAMASAKI Noriko, TANIMURA Hiroshi, RI Yasuyuki, HIROTA Masanobu
E112 Numerical Simulations for developing Groundwater Flowmeter

◯ YAMADA Tomoyuki (Komatsu Univ.), KIMURA Shigeo, KAGAWA Hiroyuki
E113 Prediction of Gas-Liquid Two-Phase Distribution Ratio for Heat Exchangers

◎ MARUOKA Taira (Panasonic), HISABAYASHI Minami, NAKAGAWA Kentaro, UENISHI Koro
E114 Verification of measurement technique for flow rate of lubricant oil inside a discharge pipe of a compressor for air conditioners

◯ KOIKE Kuniyoshi (Gunma University), ZAMA Yoshio, SEJIMA Shugo (Daikin Industries), KATAYAMA Tatsuya, FURUSHO Kazuhiro
E115 Geometric Effects on Subcooled Flow Boiling in Elliptical Microchannels: A VOF-Based Study of Aspect Ratio

◯ HSU Hua-Yi (National Taipei University of Technology), LIN Cheng-Wei, TU Feng Ming

E12 Phenomena and Application Technology on Frost, Snow and Ice 1 11:00 〜 12:20

Chairperson: ONISHI Hajime (Komatsu University)
E121 Observation of the microstructure of frost crystals by macro photography

◎ KOKI Munekiyo (Kansai Univ.), RYOSUKE Matsumoto, YUTAKA Oda
E122 Shape Segmentation of Three-dimensional Frost Structures under Forced Convection Using Machine Learning

◯ NISHIMURA Katsuhiko (The University of Tokyo), BAEK Seungyeop, SCIAZKO Anna, TANG Jinchen, DANG Qun, ISHINUKI Yuma, OKABE Takao, SHIKAZONO Naoki
E123 Frost formation and heat transfer on vertical cold plate surfaces with structures

◎ LI Chin-Sheng (National Chin-Yi University of Technology and TSHRAE), ZHENG Jia-Wei, FAN Jun-Hao, WU Yu-Lieh
E124 Withdrawn

E13 Phenomena and Application Technology on Frost, Snow and Ice 2 13:40 〜 14:40

Chairperson: FUKIBA Katsuyoshi (Shizuoka University)
E131 Frosting and Defrosting on the Flat-tube Heat Exchanger

◯ MATSUMOTO Ryosuke (Kansai Univ.), NAOTO Fujikawa, ODA Yutaka, KURITA Keisuke (JAEA), IIKURA Hiroshi, HARAYAMA Isao
E132 Evaluation of meltwater behavior during defrosting

◯ FUJIKAWA Naoto (Kansai Univ.), CHU Qi, MATSUMOTO Ryosuke, ODA Yutaka, ITO Daisuke (Kyoto Univ.), ODAIRA Naoya, SAITO Yasushi
E133 Investigation of Defrosting Performance for the Novel Thermal Energy Storage Defrost Method (TESD)

◎ WIDIYATMOKO Widiyatmoko (National Chin-Yi University of Technology (NCUT)), LUO Win-Jet, WEI Zhuang-Shu

E14 OS-2, OS-3 Joint session 1 15:00 〜 16:40

Chairpersons: MATSUMOTO Ryosuke (Kansai University), ASAOKA Tatsunori (Shinshu University)
E141 Investigation of Frost Suppression Method Using Supercooled Liquid Film Solidification

◎ TAKAKU Yuki (Kanazawa Univ.), TERAOKA Yoshikazu
E142 Laser-Induced Spatiotemporal Regulation of Freezing and Crystallization Dynamics

◯ DONGYU FU (University of Fukui), YUKI Morozumi, CHAOBIN Dang
E143 Modeling Freezing Onset in Supercooled Droplets under Early Frost Formation Conditions

◎ AGUI Haruka (WASEDA Univ.), GIANNETTI Niccolo, SAITO Kiyoshi
E144 Observation of phase change processes and crystal growth in liquid column with temperature gradients

◎ KANGAWA Rui (Okayama Univ.), ISOBE Kazuma, HORIBE Akihiko, YAMADA Yutaka
E145 Initial growth phenomenon of frost in a natural convection field under low temperature environments below 0°C.

◎ KISHIYAMA Sho (Shizuoka Univ.), FUKIBA Katsuyoshi, NISHIDA Kousaku (MAYEKAWA MFG.), AKADA Ikurou