TSUBOI Kazuhiro

ツボイカズヒロ | TSUBOI Kazuhiro

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://kt.ise.ibaraki.ac.jp/index.html

Research field (4)： Applied mathematics and statistics , Fluid engineering , Computational science , Applied physics - general

Research keywords (5)：低速空気力学 , Aerodynamics in sports , Unsteady aerodynamic force , Computational fluid dynamics , Fluid dynamics

Research theme for competitive and other funds (12)：

2020 - 2022 センサー内蔵ボールに関する共同研究
2017 - 2020 センサー内蔵ボールに関する共同研究
2017 - 2017 野球ボール打球軌道シミュレータに関する研究
2013 - 着氷シミュレーションとその実用化に関する研究
2007 - 2009 極地における新エネルギ導入によるエネルギ対策に関する研究

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Papers (57)：

Kazuhiro Tsuboi, Takahiro Hoshino. Approximated Solutions of Optimal Angle in Extended Projection Model of a Point Mass. Transactions of the Japan Society for Industrial and Applied Mathematics. 2023. 33. 3. 97-109
Rio HIYAMA, Hiroyuki NAGAOKA, Kazuhiro TSUBOI, Shigeho NODA and Ryutaro HIMENO. Reappearance of change in time of rotation axis with simulation in baseball-type acceleration sensor. Transactions of the JSME (in Japanese). 2021. 87. 899. 1-16
Kazuhiro Tsuboi. Reconsideration on projection angle of point mass. 大学の物理教育. 2019. 25. 1. 34-37
NAGAOKA Hiroyuki, HIYAMA Rio, TSUBOI Kazuhiro, NODA Shigeho, HIMENO Ryutaro. Rotational Property of a Ball in Flight by using Built-in Acceleration Sensors. The Proceedings of the Symposium on sports and human dynamics. 2019. 2019. 0. B-33
NAGAOKA Hiroyuki, OGINO Naoya, TSUBOI Kazuhiro, NODA Shigeho, HIMENO Ryutaro. Measurement of rotational property for a baseball in flight with acceleration sensors. Transactions of the JSME (in Japanese). 2019. 85. 876. 18-00440-18-00440

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MISC (8)：

桧山莉央, 長岡大志, 坪井一洋, 野田茂穂, 姫野龍太郎. Simulation of Outputs in Baseball-type Acceleration Sensor. 日本機械学会関東支部・精密工学会・茨城大学工学部茨城講演会講演論文集(CD-ROM). 2020. 28th
NAGAOKA Hiroyuki, OGINO Naoya, TSUBOI Kazuhiro, NODA Shigeho, HIMENO Ryutaro. Measurement of Rotational Property for a Baseball in Flight with Acceleration Sensors. The Proceedings of the Dynamics & Design Conference. 2018. 2018. 0. 623-623
Kazuhiro Tsuboi, Kenji Sasajima. Application of Optimization Technique to Solution of Incompressible Navier-Stokes Equation. Proceedings of 5th AIAA Theoretical Fluid Mechanics Conference. 2008. 2008-4101. 1-15
TSUBOI Kazuhiro, KIMURA Shigeo. Some Remarks on Basic Equations of Eulerian Approach in Icing Problems. Proceedings of 12th INTERNATIONAL WORKSHOP ON ATMOSPHERIC ICING OF STRUCURES (IWAIS2007) (CD-ROM). 2007
坪井一洋. 書評「2点境界値問題の数理」. 応用数理. 2007. 17. 1. 87-88

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Books (2)：

システムと微分方程式第2版
三恵社 2019 ISBN:9784866931159
システムと微分方程式
三恵社 2011 ISBN:9784883618248

Lectures and oral presentations (56)：

Estimation Method of Unsteady Aerodynamics in Projectile using Trajectory Analysis
(2023)
Feature Selection in Estimation of Aerodynamic Force with Machine Learning
(2023)
Parameter Estimation of Initial Value Problems by Approximate Bayesian Computation
(2023)
On the Estimation of Aerodynamic Properties in Flight Experiment
(2022)
Estimation of Unsteady Aerodynamic Characteristics in Balls based on Geometry of Flight Trajectory
(JSME Symposium : Sports engineering and Human Dynamics 2021 2021)

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Education (2)：

1983 - 1985 The University of Tokyo Graduate School, Division of Engineering Aeronautics
1979 - 1983 Osaka Prefecture University Faculty of Engineering Aeronautics

Professional career (2)：

Master degree of Engineering (The University of Tokyo)
Doctoral degree of Engineering (The University of Tokyo)

Work history (8)：

2013/04 - Professor, College of Engineering, ,Ibaraki university
2007/04 - 2013/03 Associate professor, College of Engineering, ,Ibaraki university
2002/04 - 2007/03 Associate professor, College of Engineering, ,Ibaraki university
1998/07 - 2002/03 Lecturer (Assistant professor), College of Engineering, ,Ibaraki university
1996/04 - 1998/06 Research assistant, College of Engineering, Ibaraki university

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Association Membership(s) (5)：

The Japan Society for Industrial and Applied Mathematics , American Institute of Aeronautics and Astronautics , The Japan Society of Mechanical Engineers , Japan Society of Fluid Mechanics , The Physical Society of Japan

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