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Researcher DataBase - Personal Information : MOTOZAWA Masaaki

MOTOZAWA Masaaki
Associate Professor
College of Engineering - Division of Mechanical Engineering
Faculty of Engineering - Department of Mechanical Engineering Graduate School of Integrated Science and Technology Department of Engineering - Mechanical Engineering Course
2030年までに、世界全体のエネルギー効率の改善率を倍増させる。


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Last updated : 2026/04/07 2:05:16

Basic information on teaching staff

【Degrees earned】
Dr. Eng.  Keio University   2007/3
【consultable area】
Heat transfer
Magnetic fluid
Fluid function
Refrigeration
【research themes】
Heat transfer and flow characteristics of magnetic fluid
Improvement of heat transfer of drag reduced flow
Heat transfer characteristics of nanofluid
Solubility characteristics of low GWP refrigerant into refrigeration oil
【Research Keyword】
Magnetic fluid, Thermal management, Nanofluid, Refrigeration system, Drag reduction , Non-Newtonian fluid, UVP, PIV
【Academic societies you belong to】
・European Mechanics Scoety
・Japan Society of Refrigerating and Air Conditioning Engineers
・Society of Automotive Engineers of Japan
・Japanese Society for Multiphase Flow
・Heat Transfer Society of Japan
【URL】
https://wwp.shizuoka.ac.jp/fluidmech-lab/
 

Research information

【Papers, etc.】
[1]. Concentration Measurement of Propane and Refrigeration Oil Mixture in Transient Dissolution Process by Refractive Index Technique
Proc. Eleventh JSME-KSME Thermal and Fluids Engineering Conference / - (2025) [Refereed] refereed [Internationally co-authored papers] internationally co-authored paper
[Lead author or co-author] co-author
[Author] Pansang Thepsongsang, Mitsuhiro Fukuta, Masaaki Motozawa, Wannarat Rakpakdee, Seheon Choi
[2]. Influence of AC Magnetic Field Frequency and Nano-rod Orientation Magnetization Properties of Magnetic Nano-rod Dispersion
Proc. Eleventh JSME-KSME Thermal and Fluids Engineering Conference / - (2025) [Refereed] refereed [Internationally co-authored papers] non-internationally co-authored paper
[Lead author or co-author] author
[Author] Masahiro Miyamoto, Masaaki Motozawa, Satoshi Ota, Mitsuhiro Fukuta
[3].
56/3 114-117 (2025) [Refereed] non-refereed [Internationally co-authored papers] non-internationally co-authored paper
[Lead author or co-author] author
[Author] 本澤政明 [Notes] 解説記事
[4]. Foaming characteristics of refrigeration oil mixed with R454B, R32, and R1234yf refrigerants by stirring action
Proc. 7th IIR Conference on Thermophysical Properties and Transfer Processes of Refrigerants / - (2025) [Refereed] refereed [Internationally co-authored papers] non-internationally co-authored paper
[Lead author or co-author] co-author
[Author] Wannarat RAKPAKDEE, Yuto KATO, Mitsuhiro FUKUTA, Masaaki MOTOZAWA, Satoshi GOTO
[5]. Experimental study on the measurement criteria for measuring surface tension in oil/refrigerant mixtures by maximum bubble pressure method
Colloids and Surfaces A: Physicochemical and Engineering Aspects 701/ - 134849 (2024) [Refereed] refereed [Internationally co-authored papers] non-internationally co-authored paper
[Lead author or co-author] co-author
[Author] Wannarat Rakpakdee, Mitsuhiro Fukuta, Masaaki Motozawa, Guanting Lee, Ryo Tsujita
【Books, etc.】
[1]. Compressor for Air Conditioning and Refrigeration
Japan Society of Refrigerating and Air Conditioning Engineers (2018)
[Book type]book(research)
[Sole author, co-author, or author and editor] joint work
[Author]福田充宏,柳沢正,本澤政明,ほか
[Notes] Chapter 2, (pp.6-51)の部分を一部分担執筆
[2]. Ultrasonic Doppler Velocity Profiler for Fluid Flow
Springer (2012)
[Book type]book(educational)
[Sole author, co-author, or author and editor] joint work
[Author]Y.Takeda (Editor),Y.Tasaka (Editor),H. Murakawa (Editor)
[Notes] Chapter 5 Practical Application, Sec. 5.5 Magnetic Fluid, pp. 161-174を担当執筆
【Academic conference/research presentations】
[1]. Attempt to Application of Magnetic Fluid to Refrigerant Compressor
Japan-Taiwan International Conference on Magnetic Fluids 2026 (2026/3/) invited
[Presenter]Masaaki Motozawa, Mitsuhiro Fukuta
[Notes] 名古屋
[2]. Experimental Investigation of Magnetic Field and Ultrasound Effects on Heat Transfer of Laminar Magnetic Fluid Flow in Rectangular Mini-Duct
Japan-Taiwan International Conference on Magnetic Fluids 2026 (2026/3/) other
[Presenter]Ragupathi Rajkumar, Masaaki Motozawa, Wannarat Rakpakdee, Mitsuhiro Fukuta
[Notes] 名古屋
[3]. 水熱法による磁性ナノロッド合成に向けた合成条件と粒子性状の観察
2025年度磁性流体連合講演会 (2025/12/) other
[Presenter]宮本雅弘, 本澤政明, 福田充宏
[Notes] 磁性流体研究連絡会・名古屋
[4]. 水熱法による磁性ナノ粒子合成における粒子性状に対する合成条件の検討
第34回MAGDAコンファレンスin松本 (2025/11/) other
[Presenter]宮本雅弘, 森勇乙, 本澤政明, 福田充宏
[Notes] 日本AEM学会・松本
[5]. Study on basic performance of Tesla turbine and application to refrigeration cycle
17th International Conference on Fluid Control, Measurements and Visualisation (2025/11/) other
[Presenter]Kosuke Wakimizu, Mitsuhiro Fukuta, Masaaki Motozawa
[Notes] オランダ・デルフト
【Grants-in-aid for Scientific Research
[1]. 無潤滑テスラタービンの開発による冷凍サイクルの高効率化 ( 2023/4 ~ 2026/3 ) Grant-in-Aid for Scientific Research (C) member

[2]. 磁性ナノロッド分散型磁気機能性ナノ流体による配向性利用に基づいた高度熱流動制御 ( 2020/4 ~ 2023/3 ) Grant-in-Aid for Scientific Research (C) leader

[3]. 粘弾性ナノ流体による抵抗低減流れにおける伝熱促進に関する基礎研究 ( 2016/4 ~ 2019/3 ) Grant-in-Aid for Scientific Research (C) leader

[4]. 冷凍サイクルにおけるナノオイルの適用に関する基礎研究 ( 2016/4 ~ 2019/3 ) Grant-in-Aid for Scientific Research (C) member

[5]. 光と音による印加磁場下の磁気機能性ナノ流体の物性計測と内部構造変化が及ぼす影響 ( 2013/4 ~ 2016/3 ) Grant-in-Aid for Young Scientists (B) leader

【Research Grants & Projects(except for KAKENHI)】
[1]. 磁性ナノ流体の潤滑技術への応用展開に向けた基礎研究 (2024/3 ) [Offer orgnization] 浜松科学技術研究振興会 [System name] 村田基金研究助成分野A [Role] principal investigator
[2]. 国際会議International Conference on Magnetic Fluid 2023(ICMF2023)への参加 (2023/6 - 2023/6 ) [Offer orgnization] スズキ財団 [System name] 2023年度研究者海外研修助成 [Role] principal investigator
[3]. 磁気機能性ナノ冷凍機油による冷媒圧縮機の高効率化 (2020/6 - 2022/3 ) [Offer orgnization] NEDO [System name] 先導研究 [Role] principal investigator
[Notes] 株式会社デンソー,株式会社フェローテックマテリアルテクノロジーズとの共同研究
[4]. カセサート大学との研究交流拡大に向けた熱流体研究体験インターンシップ (2019/12 - 2019/12 ) [Offer orgnization] 科学技術振興機構 [System name] さくらサイエンスプラン [Role] principal investigator
[5]. Influence of Growth of Clustering Structure on Surface Tension of Magnetic Fluid (2018/7 - 2018/7 ) [Offer orgnization] スズキ財団 [System name] 研究者海外研修助成金 [Role] principal investigator
【Awards & Honors】
[1]. (2025/10)
[2]. (2023/3)
[3]. (2016/5)
[Notes] 日本冷凍空調学会
[4]. (2012/11)
[Notes] 日本機械学会 熱工学部門
[5]. (2008/8)
[Notes] ERMR08(International conference) Program committee
【Patents, etc.】
[1]. 乾き度計測システム [Application Number] 特願2014-207954 (2014/10/9) [Patent Number] 特許第6323290号
[Notes] 登録日:平成30年4月20日
[2]. 圧縮機 (2013/12/25) [Patent Number] 特許第6248620号
[3]. 摩擦抵抗低減塗料,摩擦抵抗低減塗膜および船舶 [Application Number] 2010-143067 (2010/6/23) [Patent Number] 特許第6291691号 (2018/2/23)
[Notes] 特許公開番号(特開2012-7048)
【Holding academic or research conferences, etc.】
[1]. 12th International Symposium on Measurement Techniques for Multiphase Flows (2023/11)
[Role at conference, etc.] other [Site of conference, etc.] 東京
[2]. The 14th International Symposium on Ultrasonic Doppler Methods for Fluid Mechanics and Fluid Engineering (ISUD 2023) (2023/10)
[Role at conference, etc.] other [Site of conference, etc.] 神戸
[3]. 日本機械学会東海学生会 第54回学生員卒業研究発表講演会 (2023/3)
[Role at conference, etc.] is leader [Site of conference, etc.] オンライン
[4]. 日本機械学会東海学生会 第53回卒業研究発表講演会 (2022/3)
[Role at conference, etc.] other [Site of conference, etc.] オンライン
[5]. 12th International Symposium on Ultrasonic Doppler Methods for Fluid Mechanics and Fluid Engineering (ISUD 12) (2020/9)
[Role at conference, etc.] other [Site of conference, etc.] 神戸
[Notes] 新型コロナの影響で中止

Education related information

【Courses being taught this academic year】
[1]. Faculty Course 機械工学概論 (2025(FY) - first semester )
[Notes] 副担当
[2]. Faculty Course 流体力学Ⅰ (2025(FY) - first semester )
[Notes] 副担当
[3]. Faculty Course 機械工学演習Ⅰ (2025(FY) - first semester )
[Notes] 副担当
[4]. Faculty Course 機械工学実験Ⅰ (2025(FY) - first semester )
[Notes] 副担当
[5]. Faculty Course 機械工学実験Ⅱ (2025(FY) - second semester )
[Notes] 副担当
【Number of students advising】
2024(FY)
Number of undergraduate students(senior students) 3
Number of master's course students : 3
[Notes] 博士特別研究学生1名(タイ・カセサート大学より) 短期交流特別学部学生1名(タイ・カセサート大学より)
2023(FY)
Number of undergraduate students(junior students) 0
Number of undergraduate students(senior students) 3
Number of master's course students : 6
Number of doctorate course students (main advisor) : 0 Number of doctorate course students (assistant advisor) : 0
2022(FY)
Number of undergraduate students(senior students) 3
Number of master's course students : 6
[Notes] 修士はABP2名を含む
2021(FY)
Number of undergraduate students(senior students) 3
Number of master's course students : 4
2020(FY)
Number of undergraduate students(senior students) 3
Number of master's course students : 3
Number of doctorate course students (main advisor) : 1
【Prizes students you are advising won】
[1]. Best presentation award (2024/11)
[Name of student who received the prize] Nuttakorn Chuenboonma (Graduate School of Science and Technology, Educational Division)
[Name of organization that offered the prize] 34th International Symposium on Transport Phenomena (ISTP34)
[Notes] 博士特別研究学生として
[2]. 平成26年度磁性流体連合講演会優秀講演賞 (2014/11)
[Name of organization that offered the prize] 磁性流体研究連絡会

Contributions to society

【Seminar,Workshop, Event, etc.】
[1]. other スズキ工学講座 (2022/4 )
[Details] 流れ学・流体力学について2日にわたって講義を行う.
[2]. training courses 静岡大学付属浜松中学校特別講義 (2018/3 - 2018/3 )
[Details] 様々な不思議な液体について実験を交えて紹介した
[Notes] 静岡大学付属浜松中学校
【Committees outside the university, etc.】
[1]. 日本冷凍空調学会中部地区事業推進委員会 (2025/4 ) [Association] 日本冷凍空調学会
[Details of activities]事業推進
[2]. 日本AEM学会 編集委員会委員 (2024/4 ) [Association] 日本AEM学会
[3]. 日本機械学会流体工学部門 Web幹事 (2022/4 - 2025/3 ) [Association] 日本機械学会流体工学部門
[4]. 東海支部幹事 (2021/4 - 2023/3 ) [Association] 日本機械学会
[5]. 日本機械学会流体工学部門運営委員 (2020/4 ) [Association] 日本機械学会

International contributions

【Other international contributions】
[1]. キングモンクット工科大学北バンコク校との学部間協定の締結 (2025/11 )
[2]. 西安交通大学化学工学院との学部間協定の締結 (2025/1 )

Others