2021/09/08 (Day 1)

A室

A11 Phenomena and Application Technology on Frost, Snow and Ice 1 10:10 〜 11:10

Chairperson: MATSUMOTO Ryosuke (Kansai Univ.)
A111 Effect of silane coupling agent and polyvinyl alcohol on the cohesive force of ice slurry

◯ TSUKAGOSHI Kentaro (chuo university), NISHIMURA Kosuke, KUROIWA Yuta, MATSUMOTO Koji
A112 Effects of fin shape inside heat exchanger on frost formation

◎ SAKATA Yuji (UNIVERSITY OF HYOGO), KAWANAMI Osamu, TAKAGAKI Naohisa, HONDA Itsuro
A113 Frost formation on flat plate with sucrose coating

FUKIBA Katsuyoshi (Shizuoka University), ◎ IDO Tomohiro

A12 Phenomena and Application Technology on Frost, Snow and Ice 2 11:30 〜 12:30

Chairperson: OHNISHI Hajime (Kanazawa Univ.)
A121 Prediction of Frost Formation Using “Sublimation Model” Based on Hertz-Knudsen-Langmuir Equation

◎ HATTORI Akihiro (Waseda Univ.), TOKAWA Satoru, MORINAGA Yudai, CHEN Weiwei, UEDA Akihiro, YOSHIDA Mikio, SATO Tetsuya
A122 Frost formation on the heat exchanger measured by hybrid radiography

◎ KURODA Rikuto (Kansai Univesity), MATSUMOTO Ryosuke, MAKIHARA Takuro, ODA Yutaka (Kansai University), SAITO Yasushi (Kyoto University), ITO Daisuke, ODAIRA Naoya
A123 Investigation of the average supercooling degree of a cationic surfactant-water dropped into nonionic surfactant-water while the container is positively charged.

◯ MORITSUKA Kento (Chuo University), MARUKO Isamu, TAKEUTI Daiki, MATSUMOTO Koji

A13 Phenomena and Application Technology on Frost, Snow and Ice 3 13:30 〜 14:50

Chairperson: MOROKUMA Takayuki (Kanagawa Univ.)
A131 Experimental Study on Delaying Freezing Time of Supercooled Water on Super-Hydrophobic Aluminum Plate by Anodic Oxidation Treatment

◎ TOKAWA Satoru (Waseda University), HATTORI Akihiro, MORINAGA Yudai, UEDA Akihiro, YOSHIDA Mikio, SATO Tetsuya
A132 Effect of surface coating layer with large porosity on liquid nitrogen saturated boiling heat transfer characteristics

◎ HIROTANI Toshiki (Tamagawa Univ.), OKUBO Hidetoshi (Waseda Univ.), SAITO Kiyoshi, AGUI Haruka (Tamagawa Univ.), KAWAMORI Shigehiro, JEONG Jongsoo (Waseda Univ.)
A133 Effect of surface coating layers on boiling heat transfer around vertical cylinder

◎ HORII Susumu (TamagawaUniv.), OKUBO Hidetoshi (WasedaUniv.), SAITO Kiyoshi, AGUI Haruka (TamagawaUniv.), KAWAMORI Shigehiro, JEONG Jongsoo (WasedaUniv.)
A134 Effect of thermal conductivity of cooling surface material on saturated boiling heat transfer around the sphere

MOROKUMA takayuki (Kanagawa Univ.), ◎ TAKAHASHI kyouhei (Tamagawa Univ.), KAWAMORI shigehiro, MIYATA seiki, UTAKA yoshio (Tianjin Univ.), OKUBO hidetoshi (Waseda Univ.)

A14 Phenomena and Application Technology on Frost, Snow and Ice 4 15:10 〜 16:10

Chairperson: FUKIBA Katsuyoshi (Shizuoka Univ.)
A141 Effect of supercooling droplets on the formation and growth of frost crystals

◯ AGUI Haruka (Tamagawa Univ.), OKUBO Hidetoshi (Waseda Univ.), SAITO Kiyoshi, JEONG Jongsoo, GIANNETTI Niccolo
A142 Characterization and Freezing Prediction of Supercooled Water Droplets Formed on Solid Surface

◯ SAKAI Yuta (Waseda university), GIANNETTI Niccolo, JEONG Jongsoo, SAITO Kiyoshi
A143 Effect of surface wettability on frost wash process

LI Yingling (Tianjing University), LI Minxia, ◯ DANG Chaobin (University of Fukui)

B室

B11 Safety, physical properties, heat transfer, cycle performance evaluations of next generation low-GWP refrigerants 1 09:50 〜 11:10

Chairperson: HIHARA Eiji (National Institution for Academic Degrees and Quality Enhancement of Higher Education)
B111 NEDO Projects Related Fluorocarbon Countermeasures

◯ SANO Toru (NEDO)
B112 Evaluation of Ignition Hazard of R290 Refrigerant Assuming Utilization for Room Air Conditioners and Commercial Refrigerators

◯ IMAMURA Tomohiko (Suwa University of Science), TOMITA Natsuru, NAKAZAWA Masato
B113 Effect of Lubricating Oil Additives on Diesel Explosion of Split Air-Conditioners

◯ SAITOH Shizuo (Univ. Tokyo), HIGASHI Tomohiro (CRIEPI), ITO Makoto (Univ. Tokyo), DANG Chaobin (Univ. Fukui), HIHARA Eiji (NIAD-QE), SHITARA Yuji (ENEOS)

B12 Safety, physical properties, heat transfer, cycle performance evaluations of next generation low-GWP refrigerants 2 11:30 〜 12:50

Chairperson: SAITO Kiyoshi (Waseda Univ.)
B121 Simulation of highly flammable refrigerant leak from a residential split air-conditioners

◎ ITO Makoto (University of Tokyo), DANG Chaobin (University of Fukui), CHEN Yu (University of Tokyo), HIHARA Eiji (NIAD-QE)
B122 Simulation of highly flammable refrigerant leak from reach-in display cabinets

◎ ITO Makoto (University of Tokyo), DANG Chaobin (University of Fukui), CHEN Yu (University of Tokyo), HIHARA Eiji (NIAD-QE)
B123 Risk Assessment of Built-in Refrigerated Display Cabinet using A3 Refrigerants
1st Report: Refrigerant Leak Analysis for Risk Assessment

◯ YAMASHITA Koji (JRAIA), KATO Toshimasa, IKEDA Shinji, SAKAE Satoshi, ISHIHARA Shigeki, KOBAYASHI Akira, KAINUMA Hidekazu, HASEGAWA Takaharu, DENO Hiroshi, NAGAI Hiroshi, HOSAKA Keiko
B124 Risk Assessment of Built-in Refrigerated Display Cabinet using A3 Refrigerants
2nd Report: Risk Assessment and Safety Standards

◯ YAMASHITA Koji (JRAIA), KATO Toshimasa, IKEDA Shinji, SAKAE Satoshi, ISHIHARA Shigeki, KOBAYASHI Akira, KAINUMA Hidekazu, HASEGAWA Takaharu, DENO Hiroshi, NAGAI Hiroshi, HOSAKA Keiko

B13 Safety, physical properties, heat transfer, cycle performance evaluations of next generation low-GWP refrigerants 3 13:30 〜 15:10

Chairperson: HIGASHI Yukihiro (Kyushu Univ.)
B131 Update on thermophysical property evaluation for low-GWP refrigerants in the JSRAE Thermodynamic Table

◯ KAYUKAWA Yohei (AIST), SAKODA Naoya (Kyushu Univ.), KONDOU Chieko (Nagasaki Univ.), KARIYA Keishi (Saga Univ.), FUKUDA Sho (Kyushu Sangyo Univ.), HIGASHI Yukihiro (Kyushu Univ.), MIYARA Akio (Saga Univ.), AKASAKA Ryo (Kyushu Sangyo Univ.)
B132 Study on the vapor-liquid equilibrium property measurements for the ternary HFO-1123/HFO-1234y/HFC-32 mixtures

◯ MIYAMOTO Hiroyuki (Toyama Prefectural University), YAMADA Tessei
B133 Experiment on boiling heat transfer of ternary mixture refrigerant R455A in multiport tube

◎ MIKAJIRI Naoki (TUMSAT), NOBUNAGA Maika, JIGE Daisuke, INOUE Norihiro
B134 Experimental performance evaluation of a heat pump cycle using low GWP mixed refrigerant (R455A)

KAWAGITA Kanta (Kyushu University), DOI Yusuke, TAKATA Nobuo, MIKSIK Frantisek, ◯ KYAW Kyaw, MIYAZAKI Takahiko
B135 Build Heat Transfer Database of Refrigerants

◯ MIYARA Akio (Saga University), HIGASHI Yukihiro (Kyushu University), AKASAKA Ryo (Kyushu Sangyo University)

B14 Safety, physical properties, heat transfer, cycle performance evaluations of next generation low-GWP refrigerants 4 15:30 〜 17:10

Chairperson: INOUE Norihiro (Tokyo University of Marine Science and Technology)
B141 Effect of compressor’s internal components on disproportionation reaction of HFO-1123 refrigerant

◎ ZHANG Zhihua (The University of Tokyo), ITO Makoto, DANG Chaobin (University of Fukui), CHEN Yu (The University of Tokyo), HIHARA Eiji (National Institution for Academic Degrees and Quality Enhancement of Higher Education)
B142 A Certain Consideration on Layer Shorts in Refrigerant Compressors

◎ TAKATAHARA Yu (graduate school of Shizuoka university), FUJIMOTO Hideyuki, FUKUTA Mitsuhiro (Shizuoka university), MOTOZAWA Masaaki
B143 Development of Assessment Techniques for Next-Generation Refrigerant with Low GWP Values
Fourth report: Efforts and outcomes on heat exchanger optimization in FY 2020

◎ GIANNETTI Niccolo (Waseda university), GARCIA S John Carlo, VARELA Richard Jayson, SEI Yuichi (The University of Electro-Communications), ENOKI Koji, JEONG Jongsoo (Waseda university), SAITO Kiyoshi
B144 Development of Assessment Techniques for Next-Generation Refrigerant with Low GWP Values
Fifth report: Efforts and outcomes on development of dynamic performance evaluation equipment

◯ MIYAOKA Yoichi (Waseda University), NICCOLO Giannetti, JEONG Jongsoo (Waseda university), SAITO Kiyoshi
B145 Development of Assessment Techniques for Next-Generation Refrigerant with Low GWP Values
Sixth report: Efforts and outcomes on simulator development in FY2020

◯ JEONG Jongsoo (WASEDA Univ.), NICCOLO Giannetti, MIYAOKA Yoichi, SAITO Kiyoshi

C室

C11 Utilization Technology of Ground Source Heat 1 09:50 〜 11:10

Chairperson: KATSURA Takao (Hokkaido Univ.)
C111 Heat Transfer from a Heated Cylinder in a Partially Saturated Porous Medium

OI Tsubasa (Denso), ◯ KIMURA Shigeo (Komatsu Univ.)
C112 Analysis of Room Temperature and Humidity during cooling by Water Thermal Storage and Radiation system

◯ MIYAOKA Futoshi (Nihon University), ITO Kosuke, TANAKA Saburo, SASAKI Naoe
C113 Performance evaluation of ground source heat pump applied to agricultural house air conditioning

◎ UNNO A Yutaro (University of Yamanashi), TAKEDA A Tetsuaki
C114 Research on refrigerant state in ground source heat pump

◎ NUMATA A Ryo (University of Yamanashi), TAKEDA A Tetsuaki

C12 Utilization Technology of Ground Source Heat 2 11:30 〜 12:30

Chairperson: KARIYA Keishi (Saga Univ.)
C121 Geothermal system simulation through program collaboration

◯ TOGASHI Eisuke (Kogakuin University), KATSURA Takao (Hokkaido University), NABESHIMA Yuki (Shizuoka Institute of Science and Technology), NAGANO Katsunori (Hokkaido University)
C122 Combined calculation between simulation tool for GSHP system and TRNSYS and its application

◎ YANG Kunning (Hokkaido University), KATSURA Takao, NAGANO Katsunori
C123 Withdrawn

C13 Utilization Technology of Ground Source Heat 3 13:30 〜 14:50

Chairperson: TAKEDA Tetsuaki (University of Yamanashi)
C131 The experimental studies of Geothermal Heat utilizing system aiming for Hight-efficiency.

◯ YAMAGUCHI Masatoshi (JGD), YAMAYA Mutsumi, KATSURAGI Masahiko
C132 Simple measurement of the soil thermal conductivity by transient hot-wire method

◯ KARIYA Keishi (Saga Univ.), MOROTOMI Shun (Graduate School of Saga Univ.), MIYARA Akio (Saga Univ.)
C133 Evaluation method for ground heat exchanger's performance of ground source heat pump system

◯ KATSURA Takao (Hokkaido University), NAGANO Katsunori

C14 Utilization Technology of Ground Source Heat 4 15:10 〜 16:10

Chairperson: SASAKI Naoe (Nihon Univ.)
C141 Performance evaluation of low cost ground heat exchanger using shallow ground

◎ MAEDA Motohiro (Hokkaido University), KATSURA Takao, SHOJI Yutaka, NAGANO Katsunori
C142 A study on the optimal operation of floor heating system with the ground source heat pump system
in the case of heat transfer in the ground with groundwater flow layer

◎ CHAE Hobyung (Hokkaido University　), NAGANO Katsunori, KATSURA Takao
C143 Heat exchange performance of open type ground heat exchanger

◎ YAMADA Shingen (Univ.of Yamanashi), TAKEDA Tetsuaki

D室

D11 Application of Simulation Technology for Refrigeration, Air-conditioning and Water Heating 1 09:50 〜 11:10
D111 A Proposal of Energy Saving Design Method of Heat Exchanger in Air Conditioner
1st Report, Application to Refrigerant Circuit Design of Outdoor Unit for Room Air Conditioner

◎ HATTORI Hironori (MITSUBISHI ELECTRIC), KOBAYASHI Takashi, KODAMA Takuya, IKEDA Hajime, NAKAGAWA Naoki
D112 Performance study of propeller fan using computational fluid dynamics

◯ TABATA Yoshiki (Toshiba Carrier)
D113 Analysis of heat generation characteristics for battery used in electric vehicles

◯ ZHANG Li (Central Research Institute of Electric Power Industry), SAIKAWA Michiyuki
D114 Start and Stop Behaviors of Vapor Compression Air-Conditioning System Using Non-azeotropic Refrigerant Mixtures

◎ ISHIZAKA Shigeki (Waseda university), YAMAKAWA Hideto, VARELA Richard Jayson, JEONG Jongsoo, SAITO Kiyoshi

D12 Application of Simulation Technology for Refrigeration, Air-conditioning and Water Heating 2 11:30 〜 12:50
D121 Study on Splash Function for Window Type Room Air Conditioner by Refrigeration Cycle Simulator

◯ TAKAFUJI Ryoichi (JRAIA), INOUE Takashi
D122 A Proposal of Model Based Family Design Method using Product Platform and an Application example for Room Air Conditioner

◯ KOBAYASHI Takashi (Mitsubishi Electric Corp.), HAMADA Shingo, NAKAGAWA Naoki, IKEDA Hajime, KOBAYASHI Fuminori, HATTORI Hironori, KODAMA Takuya
D123 Simulation technology for industrial heat pump and simulator development

◎ MARUYAMA Takuto (Waseda University), MUTO Sou, MIYAOKA Yoichi, JEONG Jongsoo, SAITO Kiyoshi
D124 Performance Evaluation of Liquid Desiccant Air Conditioning System in the dehumidification period

◎ KONISHI Takehiro (Waseda University), TOYAMA Hiroki, YAMAGUCHI Seiichi

D13 Application of Simulation Technology for Refrigeration, Air-conditioning and Water Heating 3 13:30 〜 14:50
D131 Study on energy-saving smart house based on heat pump system using fuzzy PID control

◯ YANG Shibo (Hokkaido University), NAGANO Katsunori, AN Haochen, KATSURA Takao
D132 Withdrawn
D133 Study on PID Gain Automatic Adjustment Function in Air Conditioning Control
PartⅡ：Study on Automatic Data Extraction Method for Adaptive Control

◯ AYAME Hisao (SNK), NAGASAKA Shigeyuki, HIROSHIMA Masanori, FUKUDA Ibuki (SUS), YAMADA Tetsuyasu
D134 Control Performance Improvement of Vapor-Compression Type Air-Conditioning Systems using Feedforward Manipulation

WAKUI Tetsuya (Osaka Prefecture University), ◯ MATSUMOTO Takuji, YOKOYAMA Ryohei