2020/09/11 (Day 3)

Zoom-A

A31 Latest refrigeration and air-conditioning technology of next-generation low GWP refrigerants 1 09:40 〜 10:40
A311 Next Generation Low-GWP Refrigerant "AMOLEA"

◯ FUKUSHIMA Masato (AGC), HAYAMIZU Hiroki, SOGA Tamaki, HASHIMOTO Mai
A312 Evaluation of Reaction Inhibitors for the Disproportionation Reaction of HFO-1123

◯ ZHANG Zhihua (The Univ. of Tokyo), ITO Makoto, DANG Chaobin, CHEN Yu, HIHARA Eiji
A313 Experiment on Condensation Heat Transfer of Binary Mixture of R32+R1123 in Multiport Tubes

◯ JIGE Daisuke (Tokyo Univ. of Marine Science and Technology), MIKAJIRI Naoki, KIKUCHI Shogo, INOUE Norihiro

A32 Latest refrigeration and air-conditioning technology of next-generation low GWP refrigerants 2 11:10 〜 12:10
A321 Development of Assessment Techniques for Next-Generation Refrigerant with Low GWP Values
2nd Report: Efforts and Outcomes of FY2019

◯ MIYAOKA Yoichi (Waseda Univ.), NISHIYAMA Noriyuki, GIANNETTI Niccolo, CHON Jonsu, YAMAGUCHI Seiichi, SAITO Kiyoshi, ENOKI Koji (The Univ. of Electro-Communications), INOUE Yohei, SEI Yuichi, MINATO Akihiko, SEKIGUCHI Michie
A322 Development of Assessment Techniques for Next-Generation Refrigerant with Low GWP Values
Third report: Simulator development

◯ JEONG Jongsoo (Waseda Univ.), MIYAOKA Yoichi, NISHIYAMA Noriyuki, NICCOLO Giannetti, YAMAGUCHI seiichi, SAITO Kiyoshi
A323 Industrial Refrigeration Systems by Natural Refrigerants

◯ TOGAWA Junya (Nihon Netsugen Systems), KUROISHI Hiroaki, MURAKAMI Shin-ichi

A33 Utilization Technology of Ground Source Heat 1 13:30 〜 14:50
A331 Study on Installation Effect of Ground Source + Air Source Hybrid air Conditioning System

◯ TAKATSUKA Koya (Saga Univ.), TABATA Ryoma (Ex-Saga Univ.), MIYARA Akio (Saga Univ.), KARIYA Keishi
A333 Performance Evaluation of New Ground Heat Exchangers by Using Computer Fluid Dynamics

◯ KATSURA Takao (Hokkaido Univ.), SERAGELDIN A Ahmed, RADWAN M Ali, SAKATA Yoshitaka, NAGANO Katsunori
A334 Performance Evaluation Method for Ground Heat Exchangers by using Measurement Data in Ground Source Heat Pump Systems

◯ MAEDA Motohiro (Hokkaido Univ.), KATSURA Takao, NAGANO Katsunori

A34 Utilization Technology of Ground Source Heat 2 15:20 〜 17:00
A341 Evaluation Method of Soil Thermal Property for Shallow Ground Thermal Energy Utilization

◯ YU Hao (Hokkaido Univ.), KTSURA Takao, SAKATA Yoshitaka, NAGANO Katsunori
A342 Estimation of Groundwater Flow in Multilayer using the Distributed Temperature Sensors and the Long-term GSHP Performance Evaluation

◯ CHAE Hobyung (Hokkaido Univ.), NAGANO Katsunori, SAKATA Yoshitaka, KATSURA Takao, KONDO Takeshi (NIKKEEN SEKKEI Research Institute)
A343 Air Conditioning Performance of a Ground Source Heat Pump that use Direct Expansion Method

◯ MORIYA Dai (Univ. of Yamanashi), TAKEDA Tetsuaki
A344 Hot water Supply Performance of a Ground Source Heat Pump that Use Direct Expansion Method

◯ KANAI Yuki (Univ. of Yamanashi), TAKEDA Tetsuaki
A345 Study on Ground Source Heat Pump using Steel Pipe Pile for House

TAKEDA Tetsuaki (Univ. of Yamanashi), ◯ SAMPEI Daichi, YODA Osamu (Fujishima), WATANABE Hiromi

Zoom-B

B31 Technological Development in Heat Exchangers 6 09:20 〜 10:40
B311 Attempt to Measure Heat Transfer Fluctuation through a Visible-light Transparent Heater by Infrared Thermography

◯ YOSHIDA Masaki (National Defense Academy), YAMADA Shunsuke, FUNAMI Yuki, NAKAMURA Hajime
B312 Arrangement of Pressure Drop Characteristics of Sintered Fibrous Porous Tube using Permeability and Tube Friction Coefficient

◯ KOBAYASHI Takuto (The Univ. of Electro-Communications), WATANABE Ren, OTOMO Yusuke, UEDA Yuki (Tokyo Univ. of Agriculture and Technology), AKISAWA Atsushi, ENOKI Koji (The University of Electro-Communications)
B313 Reduction Effect of Heat Conduction Resistance of Airfoil-shaped Tube with Slitted Extended Section Heat Exchanger by Bridges

◯ KADOHASHI Koichiro (Kanazawa Univ.), ONISHI Hajime, GOTO Takeaki, HARUKI Masashi, TADA Yukio
B314 Boiling Heat Transfer Characteristics of Ammonia in Plate Heat Exchanger using Flat Aluminum Plate

◯ ARIMA Hirofumi (Saga Univ.), NISHIGUCHI Masanao, SHIGENAGA Yuta

B32 Technological Development in Heat Exchangers 7 11:10 〜 12:30
B321 Experimental Study on Boiling and Condensation Heat Transfer of R1234yf Inside a Plate Heat Exchanger

◯ DIAW Saide (Saga Univ), TUN Thiha (Saga Univ.), YOSHIDA Kunpei, KARIYA Keishi, MIYARA Akio
B322 Visualization of Temperature Distribution of Heating Medium and Refrigerant Flow in Plate-fin Evaporator
- Effect of flow direction of heating medium -

◯ INUKAI Atsuya (Kobe Univ.), ASANO Hitoshi, SHIKICHI Kazuaki (KEPCO.)
B323 Experiment on Evaporation Heat Transfer of R1234ze(E) in a Plate-Fin Heat Exchanger

◯ SUGIHARA Kota (Tokyo Univ. of Marine Science and Technology), JIGE Daisuke, INOUE Norihiro
B324 Boiling Heat Transfer Characteristics of Ammonia in Plate Heat Exchanger using Herringbone Aluminum Plate

◯ SHIGENAGA Yuta (Saga Univ.), ARIMA Hirofumi, NISHIGUCHI Masanao

B33 Performance Evaluation of Refrigerators, Air-conditioners and Heat Pump Water Heaters 1 13:30 〜 14:50
B331 Development of DC Outdoor Unit

◯ HACHIYA Mahiro (NEC), RAJPUT Nirmal, CHIBA Masaki, TSUZUKI Akio (NTT COM), YOSHIKAWA Minoru (NEC)
B332 Dynamic Cycle Simulation of Vapor-compression Type Air-conditioning Systems using Zeotropic Refrigerant Mixture
Cycle simulation based on hierarchical solution method

WAKUI Tetsuya (Osaka Prefecture University Graduate School), ◯ MATSUMOTO Takuji, OKAMURA Hiroaki, YOKOYAMA Ryohei
B333 Experimental Study on Air- conditioning and Ventilation Systems assuming Mass Ventilation
Measurement of CO2 concentration and ventilation experiment at condominium and university lecture room

◯ ICHKAWA Kazuya (Osaka City Univ.), FURUI Chiho, NISHIMURA Nobuya, UEDONO Norio, SHIBA Toru (Osaka Gas)
B334 Experimental Study on Air- conditioning and Ventilation Systems assuming Mass Ventilation
Long-term continuous measurement of indoor air quality in small size business building

◯ FUKUSHO Ryouga (Osaka City Univ.), FUKUTOMI Naoki, NISHIMURA Nobuya, YAMADA Kenji (Osaka Gas)

B34 Performance Evaluation of Refrigerators, Air-conditioners and Heat Pump Water Heaters 2 15:20 〜 17:00
B341 Performance Evaluation of CO2 Heat Pump Water Heater in a Tropical Climate
Field test at a hair salon in Singapore

◯ MAITANI Hiroshi (Mitsubishi Electric), DUBEY Swapnil (Nanyang Technological Univ.), JINWEN Xiong
B342 Study on Performance Evaluation of CO2 Water Source Heat Pump to Water Heating System for Residential Purposes

◯ KAN Etsu (Hokkaido Univ.), NAGANO Katsunori, OKAMOTO Atsushi (SUNPOT), IMAI Tomoki, YOU Sehaku (Hokkaido Univ.), OU Iyou
B343 Performance Evaluation of Low GWP Refrigerant as a Drop-in Replacement for R410A in Room Air Conditioner by EnergyFlow+M

◯ OGIWARA Takumi (Waseda Univ.), SAITO Kiyoshi, MIYAOKA Youichi, NISHIYAMA Noriyuki
B344 Study on Unsteady-state Characteristics and Consideration of Control of Vapor Compression Heat Pumps
1st Report: Unsteady-state characteristics at partial load

◯ MATSUI Shun (Waseda Univ.), MIYAOKA Yoichi, SAITO Kiyoshi, YAMAGUCHI Seiichi
B345 Performance Evaluation by Simulation of Refrigerated Display Cabinets using HFO Refrigerant
1st report: Performance evaluation by simulation

◯ SUZUKI Takaoki (Waseda Univ.), MARUYAMA Takuto, BIZEN Kosuke, MIYAOKA Yoichi, SAITO Kiyoshi, WATANABE Tadao (Fuji Electric), IWASAKI Takahiro, TAKIGUCHI Koji

Zoom-C

C31 Refrigeration Cycle Control 1 09:40 〜 10:40
C311 Development of Refrigerant Distributor with Slitted Pipes
1st Report: Principle verification by prototype distributor

◯ MAITA Hiroshi (Hitachi), UCHIDA Mari, SASAKI Shigeyuki, TOYODA Hiroyuki, SEKIYA Sachio
C312 Development of Refrigerant Distributor with Slitted Pipes
2nd Report: Performance comparison between the prototype and the current distributer

◯ UCHIDA Mari (Hitachi), MAITA Hiroshi, SASAKI Shigeyuki, TOYODA Hiroyuki, SEKIYA Sachio
C313 Study on Improvement of Defrosting Operation Performance in Multi-split Type Air-conditioning System for Buildings

◯ HAMASHIMA Tetsuma (TCC), SHIMIZU Katsuhiro, YAMANE Hiromasa, MIURA Ken

C32 Refrigeration Cycle Control 2 11:10 〜 12:30
C321 Study on Consideration of Direct Expansion System for Environmental Laboratory
Part 3: Temperature control precision when the air volume changes

◯ NAGATA Junichiro (Sanki Engineering), SHIMMURA Koichi, FUKUMORI Kanta, UEMURA Satoshi
C322 Positive Pressure Control Device to Save Energy of the Whole Store for Convenience Store

◯ YAMADA Tetsuya (Fuji Electric), TAKANO Yukihiro, GOTO Mikio, MASUGI Takuya
C323 Research and Development of Remote Refrigerant Leak Monitoring System for VRF Systems
The 2nd Report - Development of automatic refrigerant leak detection method using machine learning -

◯ YAMADA Shohei (Daikin Industries), YOSHIMI Manabu, HIKAWA Takeshi, KASAHARA Shinichi
C324 Evaluation of Performance of DR Control using VRF Type air Conditioner as Energy Resources

◯ MATSUMOTO Kuniyasu (KEPCO), YAMAGUCHI Seiichi (Waseda Univ.), SAITO Kiyoshi

C33 Heat Pump and Energy Harvesting 1 13:30 〜 14:50
C331 Giant Anomalous Nernst Effect due to Topological Electronic Structure

◯ NAKATSUJI Satoru (The Univ. of Tokyo)
C332 Operational Situation - 2MW Woody Biomass Gasification Power Plant

◯ JYOZUKA Tetsuji (Sanki Engineering), WADA Tohru (NKC Nagai Green Power)
C333 Effective Power Utilization Technique of Renewable Energy by using Hydrogen Conversion System

◯ ORITA Hisayuki (Hitachi), GOTODA Ryusuke, MORI Tadashi, KAWAMURA Toru, WATANABE Hiroyuki, MIZUSHIMA Takanari

C34 Heat Pump and Energy Harvesting 2 15:20 〜 17:00
C341 Regenerate Waste Heat from the Heat Pump

◯ HIGASHI Kenji (Da Vinci)
C342 Overview of Virtual Power Plant Project in Toyota City

◯ TOMINO Yuuki (Chubu Electric Power)
C343 Demonstration Project on Automated Demand Response with Air Conditioning System and IoT technology in the Portuguese Republic
Final report - Interim Report of the Project –

◯ KAWABATA Rieko (Daikin Industries), NAKAO Takuya, FONSECA Rui, FURUI Shuji, NAKAGAWA Koichi, SEGUCHI Teppei (Daikin Industriesies)
C344 Developing High Efficiency Centrifugal Chillers with the Power Recovery/Power Generation Function

◯ HASEGAWA Yasushi (Mitsubishi Heavy Industries Thermal Systems), MIYOSHI Naoya, NARAZAKI Yoshiyuki, TAKATA Ryo