Kitagawa Yasushi

キタガワヤスシ | Kitagawa Yasushi

Affiliation and department：
Job title： Senior Researcher
Homepage URL (1)： http://www.nmri.go.jp/

Research field (1)： Marine and maritime engineering

Research keywords (5)： Naval Architecture and Ocean Engineering , Ship Motion , ship maneuverability , actual sea performance of ship , diesel engine characteristics

Research theme for competitive and other funds (7)：

2024 - 2027 A study on the mathematical model of hydrodynamic force including memory effects for a ship under restricted effect by side wall or shallow water
2019 - 2022 An application of the 3-D seakeeping theory for a study on fluctuation mechanism of flow fields around rotating propeller in waves and development of its simple estimation method
2016 - 2019 Investigations on Effects of Ship's Transverse Motion in Waves on Propeller Thrust, Torque and Propulsion Performance
2014 - 2016 A Fundamental Study on Estimation Techniques for Maximum Fluctuation of Loads to a Ship Main Engine under Actual Seaway
2011 - 2016 Study on the development of the new experimental methodology for the self-propulsion model test to evaluate ship performance at the actural seas

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Papers (28)：

Oleksiy Bondarenko, Yasushi Kitagawa. A comprehensive propulsion system analysis: an integrated approach utilising engine simulation and free-running model experiments. Journal of Marine Engineering & Technology. 2024
Ryohei Sawada, Koichi Hirata, Yasushi Kitagawa. Automatic berthing control under wind disturbances and its implementation in an embedded system. Journal of Marine Science and Technology. 2023. 28. 452-470
Yasushi Kitagawa, Yoshiaki Tsukada, Kunihide Ohashi. On Measurement of Hydrodynamic Pressures on Hull and Rudder Surface in Free-running Model Test. 15th International Symposium on Practical Design of Ships and Other Floating Structures. 2022. 1175-1186
Kurniawan T. Waskito, Kenji Sasa, Chen Chen, Yasushi Kitagawa, Sang-Won Lee. Comparative study of realistic ship motion simulation for optimal ship routing of a bulk carrier in rough seas. Ocean Engineering. 2022. 260
Yasushi Kitagawa, Oleksiy Bondarenko, Yoshiaki Tsukada, Tetsugo Fukuda, Nobuhiro Hasuike, Hirofumi Fujimoto. A Fundamental Study on Fuel Consumption Performance in Waves of a Ship Installing a CFRP Propeller. Journal of The Japan Society of Naval Architects and Ocean Engineering. 2022. 35. 13-27

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MISC (49)：

Yasushi Kitagawa, Yoshiaki Tsukada, Ryohei Sawada, Koichi Hirata. An Experimental Study on a Rudder Force Model in Operations with Propeller Neutral Rotation. Conference Proceedings The Japan Society of Naval Architects and Ocean Engineers. 2024. 39. 269-275
Masatoshi Hirota, Yasushi Kitagawa, Hiroshi Kobayashi. Study of bank wall effects using CFD analysis for specification consideration of a mock quay for port navigation by tank test. Conference Proceedings The Japan Society of Naval Architects and Ocean Engineers. 2024. 39. 291-297
KITAGAWA Yasushi, TSUKADA Yoshiaki, NAKANISHI Toru, SAWADA Ryohei. Free-running Model Test Methodology for Realizing Ship’s Maneuvering Motion in Full-scale During Berthing or Unberthing Operation. Report of National Maritime Research Institute. 2024. 24. 2. 77-89
Yasushi Kitagawa, Yoshiaki Tsukada. An Experimental Study for Constructing a Simple Prediction Method of a Ship’s Hydrodynamic Characteristics in a Propeller Reverse Operation. Conference Proceedings The Japan Society of Naval Architects and Ocean Engineeris. 2024. 38. 413-420
Yasushi Kitagawa, Ryohei Sawada, Shinya Nakamura, Keigo Ishida, Takuya Taniguchi. Introduction of the Research Committee for Reviews on the Simple Prediction Method of Hydrodynamic Characteristics in Harbor Maneuvering. Conference Proceedings The Japan Society of Naval Architects and Ocean Engineers. 2023. 37. 13-16

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Patents (2)：

自由航走模型船試験方法及び自由航走模型試験装置
可変ピッチプロペラ制御装置及び可変ピッチプロペラ制御装置を搭載した船舶ならびに可変ピッチプロペラ制御方法

Lectures and oral presentations (9)：

Mathematical Models for Predicting Ship Motion in Harbor Maneuvering and Survey of Simple Methods for Model Construction
(Research Presentation Meeting of National Maritime Research Institute (22th) 2022)
低速時の舵効き修正を考慮した自由航走模型試験法と自動着桟アルゴリズム検証への適用実験
(令和3年度海上技術安全研究所研究発表会 2021)
Support System for Berthing Operation and Automatic Berthing Control
(The 20th Presentation Meeting of National Maritime Research Institute 2020)
Digital Twin Technology for the Digital Transformation of Maritime Technology
(The 20th Presentation Meeting of National Maritime Research Institute 2020)
R&D state of Digital Twin for Ship Propulsion Plant
(The 20th Presentation Meeting of National Maritime Research Institute 2020)

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Education (3)：

2016 - 2019 Osaka University Graduate School of Engineering Division of Global Architecture
2008 - 2010 Osaka University Graduate School of Engineering Department of Naval Architecture and Ocean Engineering / Division of Global Architecture
2004 - 2008 Osaka University School of Engineering Department of Naval Architecture and Ocean Engineering / Division of Global Architecture

Professional career (1)：

Doctor (Engineering) (Osaka University)

Work history (4)：

2018/01 - 現在 National Institute of Maritime, Port and Aviation Technology Marine Dynamics Research Group / Department of Fluids Engineering and Ship Performance Evaluation / National Maritime Research Institute Senior Researcher
2016/04 - 2017/12 National Institute of Maritime, Port and Aviation Technology Marine Dynamics Research Group / Department of Fluids Engineering and Ship Performance Evaluation / National Maritime Research Institute Researcher
2015/04 - 2016/03 National Maritime Research Institute Marine Dynamics Research Group / Department of Fluids Engineering and Ship Performance Evaluation Researcher
2010/04 - 2015/03 National Maritime Research Institute Marine Dynamics Research Group / Department of Fluids Engineering and Ship Performance Evaluation Researcher

Committee career (4)：

2024/10 - 現在 ITTC (International Towing Tank Conference), Manoeuvring Comittee member
2024/04 - 2027/03 "Research Committee on Mathematical Models for Predicting ship's maneuvering motion in berthing or unberthing operation" Project Research Committee of JASNAOE Chairperson
2022/04 - 2023/12 Research committee for reviews on the simple prediction method of hydrodynamic characteristics in harbor maneuvering chairperson of committee
2021/04 - 2023/03 The Japan Society of Naval Architects and Ocean Engineers / Ship Performance Research Committee Executive members

Awards (3)：

2016/05 - The Japan Society of Naval Architects and Ocean Engineering Best Paper Award for the Youth (Inui Award) Development of a Methodology on Tank Model Test Measuring Speed Drop of Actual Ship under Waves
2015/05 - The Japan Society of Naval Architects and Ocean Engineering Best Paper (Research) Award Development of an Auxiliary Thruster for Free-running Model Ship Tests
2011/11 - The Japan Society of Naval Architects and Ocean Engineering Best Presentation Award for the Youth On Measurement of Load Change of Propeller by Using Marine Diesel Engine Simulator

Association Membership(s) (3)：

JAPAN INSTITUTE OF NAVIGATION , THE JAPAN SOCIETY OF NAVAL ARCHITECTS AND OCEAN ENGINEERS , Japan Institute of Marine Engineering

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