Takahiro Ayukai

Profile Information

Affiliation: Graduate school of Systems and Information Engineering, Department of Engineering Mechanics and Energy, University of Tsukuba, Japan

Degree: Bachelor of Science(Mar, 2019, University of Tsukuba)
Master of Engineering(Mar, 2021, University of Tsukuba)
Doctor of Philosophy in Engineering(Mar, 2024, University of Tsukuba)

J-GLOBAL ID: 202101015787695338
researchmap Member ID: R000002847

Research Interests

Research Areas

Research History

Apr, 2021 - Mar, 2024

Japan Society for the Promotion of Science Research Fellowship for Young Scientists

Education

Apr, 2021 - Mar, 2024

University of Tsukuba
Apr, 2019 - Mar, 2021

University of Tsukuba
Apr, 2015 - Mar, 2019

University of Tsukuba

Committee Memberships

Aug, 2023 - Sep, 2023

JSCES夏季学生講演会2023 学生実行委員, 日本計算工学会
Apr, 2019 - Mar, 2020

関東学生会会員校運営委員, 日本機械学会

Awards

Mar, 2024

江崎賞, 筑波大学校友会
Mar, 2024

学生表彰（学長表彰）, 筑波大学
May, 2023

若手優秀講演賞, 高精度キャビテーション予測に向けた気泡流モデルの開発とその安定性解析, ターボ機械協会

鮎貝崇広
Dec, 2022

若手優秀講演表彰, マグマ気泡流中における地震波伝播を記述する数理モデルとその数値解, 日本流体力学会

鮎貝崇広
Nov, 2022

2022年度日本火山学会秋季大会学生優秀発表賞, 気泡を含む粘弾性マグマ中のP波伝播を記述する数理モデルの開発, 日本火山学会

鮎貝崇広
Aug, 2022

混相流シンポジウム2022 ベストプレゼンテーションアワード, 日本混相流学会

鮎貝崇広
Mar, 2021

学生表彰（学長表彰）, 筑波大学

鮎貝崇広
Mar, 2021

三浦賞, 日本機械学会

鮎貝崇広
Sep, 2020

日本機械学会関東支部茨城ブロック学生貢献賞, 日本機械学会

鮎貝崇広
Aug, 2020

日本機械学会茨城講演会優秀講演賞, 日本機会学会

鮎貝崇広
Dec, 2019

Second Place in the Physical Acoustics Student Paper Competition 2019, Acoustical Society of America

Takahiro Ayukai

Papers

Derivation and stability analysis of two-fluid model equations for bubbly flow with bubble oscillations and thermal damping

Takahiro Ayukai, Tetsuya Kanagawa

International Journal of Multiphase Flow, 165 104456-104456, Aug, 2023 Peer-reviewedLead authorCorresponding author
Physico-mathematical model for multiple ultrasound-contrast-agent microbubbles encapsulated by a visco-elastic shell: Effect of shell compressibility on ultrasound attenuation

Kikuchi, Y, Kanagawa, T, Ayukai, T

Chemical Engineering Science, 269 117541-1-117541-11, Apr 5, 2023 Peer-reviewed
Contribution of initial bubble radius distribution to weakly nonlinear waves with a long wavelength in bubbly liquids

Kanagawa, T, Ishitsuka, R, Arai, S, Ayukai, T

Physics of Fluids, 34(10) 103320-1-103320-12, Oct 25, 2022 Peer-reviewed
Nonlinear and dissipation effects of pressure waves in water flows containing translational bubbles with a drag force

S Arai, T Kanagawa, T Ayukai, T Yatabe

Journal of Physics: Conference Series, 2217(1) 012021-012021, Apr 1, 2022 Peer-reviewed
Nonlinear pressure waves in bubbly flows with drag force: Theoretical and numerical comparison of acoustic and thermal and drag force dissipations

Shuya Arai, Tetsuya Kanagawa, Takahiro Ayukai

Journal of Physical Society of Japan, 91 043401-043401, 2022 Peer-reviewed
Computational prediction of pressure wave propagation in bubbly liquid via KdV-Burgers equation based on a two-fluid model

Takahiro Ayukai, Tetsuya Kanagawa

AIP Conference Proceedings, 2425 420027-420027, 2022 Peer-reviewedLead author
Erratum: “Effect of drag force and translation of bubbles on nonlinear pressure waves with a short wavelength in bubbly flows” [Phys. Fluids 33, 053314 (2021)]

Tetsuya Kanagawa, Takahiro Ayukai, Taiki Meada, Takahiro Yatabe

Physics of Fluids, 33(12) 129903-129903, Dec, 2021 Peer-reviewed
An exhaustive theoretical analysis of thermal effect inside bubbles for weakly nonlinear pressure waves in bubbly liquids

Takafumi Kamei, Tetsuya Kanagawa, Takahiro Ayukai

Physics of Fluids, 33(5) 053302-053302, May 1, 2021 Peer-reviewed
Weakly Nonlinear Theory on Pressure Waves in Bubbly Liquids with a Weak Polydispersity

Tetsuya Kanagawa, Takahiro Ayukai, Takuma Kawame, Reona Ishitsuka

International Journal of Multiphase Flow, 103622-103622, Apr, 2021 Peer-reviewed
Theoretical elucidation of effect of drag force and translation of bubble on weakly nonlinear pressure waves in bubbly flows

Takahiro Yatabe, Tetsuya Kanagawa, Takahiro Ayukai

Physics of Fluids, 33(3) 033315-033315, Mar 1, 2021 Peer-reviewed
Nonlinear Waves in Bubbly Liquids with a Strong Thermal Effect: Interaction between Wave Nonlinearity and Thermodynamics inside Bubble and Contribution of Thermal Conduction at Bubble-Liquid Interface

Takahumi Kamei, Takahiro Ayukai, Tetsuya Kanagawa

Proceedings of 11th International Symposium on Cavitation, 2021 Peer-reviewed
Numerical study on pressure wave propagation in bubbly liquid by a weakly nonlinear equation based on a two-fluid model

Takahiro Ayukai, Tetsuya Kanagawa

Proceedings of 11th International Symposium on Cavitation, 2021 Peer-reviewedLead author
EFFECT OF TRANSLATION AND DRAG FORCE ON NONLINEAR PRESSURE WAVES IN BUBBLY FLOWS

Takahiro Yatabe, Takahiro Ayukai, Tetsuya Kanagawa

Proceedings of 27th International Congress on Sound and Vibration, 2021 Peer-reviewed
THEORETICAL AND NUMERICAL ANALYSES ON WEAKLY NONLINEAR PRESSUREWAVES IN BUBBLY LIQUIDS WITH A POLYDISPERSITY OF BUBBLE SIZE

Reona Ishitsuka, Tetsuya Kanagawa, Takahiro Ayukai

Proceedings of 27th International Congress on Sound and Vibration, 2021 Peer-reviewed
Computational prediction of an weakly nonlinear evolution of acoustic waves in bubbly liquids

Takahiro Ayukai, Tetsuya Kanagawa

Proceedings of 27th International Congress on Sound and Vibration, 2021 Lead author
Theoretical Improvement of a KZK equation for focused ultrasound in bubbly liquids with thermal effects

Shunsuke Kagami, Tetsuya Kanagawa, Takahiro Ayukai

The Journal of the Acoustical Society of America, 148(4) 2572-2572, Oct, 2020 Peer-reviewed
Numerical study on nonlinear evolution of pressure waves in bubbly liquids: Effective range of initial void fraction

Takahiro Ayukai, Tetsuya Kanagawa

Proceedings of Meetings on Acoustics, 39(1) 045009, May, 2020 Peer-reviewedLead author
KdV-Burgers 方程式に基づく気泡流中圧力波の非線形発展の数値計算

Takahiro Ayukai, Tetsuya Kanagawa

34(1) 158-165, Mar, 2020 Peer-reviewedLead author
Theoretical Study on an Effect of Liquid Viscosity and Thermal Conductivity on Weakly Nonlinear Propagation of Long Pressure Waves in Bubbly Liquids

Takahumi Kamei, Takahiro Ayukai, Tetsuya Kanagawa

75(2) 499-508, Dec, 2019 Peer-reviewed

Presentations

キャビテーションを伴う気泡流を記述する3圧力2流体モデル方程式の構築とその安定性解析

鮎貝崇広, 金川哲也

キャビテーションに関するシンポジウム（第21回）, Dec 7, 2023
結晶と気泡を含むマグマ中を伝播するP波の数理モデル

鮎貝崇広, 金川哲也

日本火山学会2023年度秋季大会, Oct 19, 2023
気泡を含む液体の流れを記述する基礎方程式の開発とマグマへの応用

鮎貝崇広

JSCES夏季学生講演会2023, Sep 23, 2023, 日本計算工学会 Invited
Theoretical Study on Effect of Crystals on Seismo-Acoustic Property in Multiphase Magma

Takahiro Ayukai, Tetsuya Kanagawa

21st International Conference of Numerical Analysis and Applied Mathematics, Sep 12, 2023
高精度キャビテーション予測に向けた気泡流モデルの開発とその安定性解析

鮎貝崇広, 金川哲也

第88回ターボ機械協会総会講演会, May 19, 2023
Well-posedness and stability of two-fluid model equations for high speed bubbly flow

The 11th International Conference on Multiphase Flow, Apr 3, 2023
マグマ気泡流中における地震波伝播を記述する数理モデルとその数値解

鮎貝崇広, 金川哲也

第36回数値流体力学シンポジウム, Dec 14, 2022
気泡を含む粘弾性マグマ中のP波伝播を記述する数理モデルの開発

鮎貝崇広, 金川哲也

日本火山学会2022年度秋季大会, Oct 14, 2022
高速気泡流を記述する13連立の新たな基礎方程式の導出とその解の波数特性の考察

鮎貝崇広, 金川哲也

日本流体力学会年会2022, Sep 28, 2022
気泡内部の激しい温度変化を伴う高速気泡流を記述する3圧力2流体モデルの安定性解析

鮎貝崇広, 金川哲也

混相流シンポジウム2022, Aug 19, 2022
高速気泡流に対する気泡内部温度を記述可能な3圧力2流体モデル方程式の開発と数学的適切性の検証

鮎貝崇広, 金川哲也

第59回日本伝熱シンポジウム, May 18, 2022
キャビテーションエロージョンを及ぼす局所的な高温・高圧場を伴う高速気泡流の基礎方程式の開発とその数値的安定性の検証

鮎貝崇広, 金川哲也

第86回ターボ機械協会総会講演会, May 13, 2022
キャビテーションを伴う気液二相流における気液界面上の高温高圧を記述可能な面積平均量を考慮した2流体モデルの導出

鮎貝崇広, 金川哲也

日本流体力学会年会2021, Sep 22, 2021
Computational prediction of an weakly nonlinear evolution of acoustic waves in bubbly liquids

Takahiro Ayukai, Tetuya Kanagawa

27th International Congress on Sound and Vibration, Jul 13, 2021
気泡流中の圧力波のソリトン発展条件の数値的検討

鮎貝崇広, 金川哲也

2021年度非線形音響研究会, Jul 12, 2021
気泡流中の圧力波は衝撃波とソリトンのどちらに発展するのか：二流体モデルに基づく数値解析

鮎貝崇広, 金川哲也

ターボ機械協会第85回総会講演会, May 14, 2021
Numerical Study on Pressure Wave Propagation in Bubbly Liquid by a Weakly Nonlinear Equation based on a Two-Fluid Model

Takahiro Ayukai, Tetsuya Kanagawa

11th International Symposium on Cavitation, May 11, 2021
2流体モデルに基づくKdV-Burgers方程式の数値計算による気泡流中圧力波のソリトン発展予測

鮎貝崇広, 金川哲也

Mar 10, 2021
気泡流中の弱非線形波動に気泡径の多分散性が与える影響

石塚怜央奈, 鮎貝崇広, 金川哲也

超音波研究会, Apr 27, 2020
気泡流中におけるソリトン形成の数値予測

金川哲也, 鮎貝崇広

Mar 16, 2020

Professional Memberships

Aug, 2022 - Present

日本混相流学会
Oct, 2022 - Mar, 2024

日本火山学会
Aug, 2021 - Mar, 2024

日本伝熱学会
Apr, 2020 - Mar, 2024

The Japan Society for Computational Engineering and Science
Apr, 2019 - Mar, 2024

The Japan Society of Mechanical Engineers

Research Projects

気泡流中の非線形波を記述する３圧力２流体モデルの理論創成とソリトン発展の数値実験

科学研究費助成事業, 特別研究員奨励費, 日本学術振興会, Apr, 2021 - Mar, 2024

鮎貝崇広

Social Activities

気泡流中を伝播する圧力波は衝撃波とソリトンのどちらに発展するのか

Contributor

日本工業出版, 超音波TECHNO, Oct 1, 2020

Profile Information

Research Interests

Research Areas

Research History

Education

Committee Memberships

Awards

Papers

Presentations

Professional Memberships

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