NISHI Yoshiki


Faculty of Engineering, Division of Systems Research

Job Title

Associate Professor

Research Fields, Keywords

Marine Environment; Marine ecosystem; Renewable energy; Seawater desalination

Mail Address

E-mail address

Web Site

The Best Research Acheivement as Researcher Life 【 display / non-display

  • 【Published Thesis】 Analysis of the contribution of ice algae to the ice-covered ecosystem in Lake Saroma by a coupled ice-ocean ecosystem model  2005

    【Published Thesis】 Multigrid technique for numerical simulations of water impact phenomena  2006

    【Published Thesis】 Power extraction from vortex-induced vibration of dual mass system  2013

The Best Research Achievement in the last 5 years 【 display / non-display

  • 【Published Thesis】 Power extraction from vortex-induced vibration of dual mass system  2013

    【Published Thesis】 Amplification/suppression of flow-induced motions of an elastically mounted circular cylinder by attaching tripping wires  2014

    【Published Thesis】 Comprehensive environmental assessment of seawater desalination plants: multistage flash distillation and reverse osmosis membrane types in Saudi Arabia  2014

    【Published Thesis】 Modeling of fluid-structure interaction for simulating vortex-induced vibration of flexible riser: finite difference method combined with wake oscillator model  2015

    【Published Thesis】 Growth and coexistence of structural and lift force modes in vortex-induced vibration of a flexible riser  2018

Graduating School 【 display / non-display


    The University of Tokyo   Faculty of Science   Department of Earth and Planetary Physics,   Graduated

Graduate School 【 display / non-display


    The University of Tokyo  Graduate School of Frontier Sciences,  Department of Environmental Studies,  Doctor Course  Completed


    The University of Tokyo  Graduate School of Frontier Sciences,  Department of Environmental Studies,  Master Course  Completed

Degree 【 display / non-display

  • Doctor of Environmental Studies -  The University of Tokyo

External Career 【 display / non-display

  • 2007.03

    National Maritime Research Institute   Researcher  

  • 2005.04

    Kyushu University   Research Institute for Applied Mechanics,   Postdoctoral fellow  

Academic Society Affiliations 【 display / non-display

  • 2017

    The Japanese Society of Artificial Intelligence

  • 2016

    The Japan Society for Industrial and Applied Mathematics


    The Japan Society of Naval Architects and Ocean Engineers

Field of expertise (Grants-in-aid for Scientific Research classification) 【 display / non-display

  • Environmental impact assessment

  • Environmental dynamic analysis

  • Naval and maritime engineering

  • Social systems engineering/Safety system


Research Career 【 display / non-display

  • Mechanics of marine riser pipes

    The Other Research Programs  

    Project Year:  -   

  • Fluid dynamics of violent free surface flows

    The Other Research Programs  

    Project Year:  -   

  • Hydrodynamics of the propulsion of AUV

    The Other Research Programs  

    Project Year:  -   

  • Marine ecosystem dynamics

    The Other Research Programs  

    Project Year:  -   

  • Seawater desalination

    Grant-in-Aid for Scientific Research  

    Project Year:  -   

Papers 【 display / non-display

  • Numerical model for the fluid-structure interaction mechanics of a suspended flexible body

    Ueda T., Nishi Y.

    Ocean Engineering ( Elsevier )  accepted   2019.11  [Refereed]

    Joint Work

  • Linear programming determination of blend ratios for desalinated water produced by multistage flash and reverse osmosis in a hybrid plant

    Nishi Y., Liu Q, Higashimoto M., Abdelmoneim M.A.

    Desalination and Water Treatment ( Desalination Publications )  accepted   2019.11

    Joint Work

  • Linear analysis of the static and dynamic responses of the underwater axially moving cables to bucket loads

    Itoh D., Nishi Y.

    Journal of Marine Science and Engineering ( MDPI )  7 ( 9 )   301   2019.09  [Refereed]

    Joint Work


  • Semi-Lagrangian numerical simulation method for tides in coastal regions

    Nishi Y., Taniguchi E., Niikura L., Shibata E.

    Journal of Marine Science and Technology ( Springer )  accepted   2019.08  [Refereed]

    Joint Work


  • Nonlinear filtering for estimating flow speed around a vibrating rigid circular cylinder

    Nishi Y., Toyoda Y., and Moriya Y.

    International Journal of Offshore and Polar Engineering ( ISOPE )  accepted   2019.02  [Refereed]

    Joint Work

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Academic Awards Received 【 display / non-display

  • JAMSTEC Nakanishi Award

    2017.08.01   Japan Federation of Ocean Engineering Societies  

    Winner: Yoshiki Nishi

  • ISOPE (International Society of Offshore and Polar Engineering) Best Paper Award


  • Best Master Thesis Award


Presentations 【 display / non-display

  • Optimal Design of Marine Current Turbine for Low Speed Flow

    Mohammadi S., Nishi Y.

    Annual Autumn Meeting of JASNAOE 2018 Program  (Kashiwa-no-ha Conference Center)  2018.11.26   Japan Society of Naval Architecture and Ocean W\Engineering

  • Feasibility approach of power generation from Solar Thermal Wind Tower: Inclusive impact assessment concerning environmental and economic costs

    Elsayed I., Nishi Y.

    International Conference On Renewable Energy 2018  (University Pompeu Fabra, Barcelona)  2018.04.25  

  • Experimental investigation of a flow-induced vibration energy converter with two mechanically coupled pivoted cylinders

    K. Fukuda, H. Arionfard, Y. Nishi

    25th Autumn Meeting of Japan Society of Naval Architecture and Ocean Engineering  2017.11   Japan Society of Naval Architecture and Ocean W\Engineering


    H. Arionfard, Y. Nishi,

    Ninth JSME-KSME Thermal and Fluids Engineering Conference  (Okinawa, Japan)  2017.10.28  

  • Determination of damping ratio distribution along riser pipe using optimal feedback gain

    Yoshiki Nishi, Wataru Shinohara, Yoshihiro Moriya

    Proceedings of the 26th International Offshore and Polar Engineering   (Rhodes, Greece,)  2016.06.26  

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