Koseki-Ohnishi Laboratory

Publications (FY2023)

Journal

Railway

International Conference

Magnetic Levitation

  • Yueying Yang, Wataru Ohnishi, Takafumi Koseki:
    Proposal for Estimation of the Vertical Center of Gravity and the Decoupling Control with 2-DoF for a Maglev Linear Conveyor,”
    International Symposium on Linear Drives for Industry Applications (LDIA), Jun. 2023
  • Yueying Yang, Wataru Ohnishi, Takafumi Koseki:
    Multivariable Modelling and Coupling Analysis for the Levitation System of an Iron-Core Permanent Magnet Maglev Synchronous Linear Motor,”
    International Conference on Electrical Machines and Systems (ICEMS), Nov. 2023

Permanent Magnet Synchronous Motor and Linear Drive

  • Noriaki Ito, Wataru Ohnishi, Takafumi Koseki, Yuichiro Nakamura, Kenji Takahashi, Hiroyuki Sekiguchi:
    Practical Numerical Modeling Approach for a Design of a Two-Dimensional Linear Synchronous Actuator,”
    International Symposium on Linear Drives for Industry Applications (LDIA), Jun. 2023

Control System

  • Koki Hattori, Wataru Ohnishi, Takafumi Koseki:
    Mass Flow Rate Control with Compensation of Nonlinearity Using Valve Internal Variables,”
    Advanced Motion Control(AMC), Feb. 2024
  • Kosuke Numata, Wataru Ohnishi, Takafumi Koseki, Yusuke Nomura, Adiyasuren Altanbileg, Shuji Takada:
    Estimation of higher-order state variables by polynomial approximation considering quantization step size of encoder and the implementation on FPGA,”
    Advanced Motion Control(AMC), Feb. 2024
  • Kentaro Tsurumoto, Wataru Ohnishi, Takafumi Koseki:
    Task flexible and high performance ILC: Preliminary analysis of combining a basis function and frequency-domain approach,”
    The 22nd IFAC World Congress, Jul. 2023

IEEJ Technical Meeting

Railway

  • Kensuke Nagai, Wataru Ohnishi, Takafumi Koseki:
    Proposal of Cubic Codes for Improving Accuracy of Structure Identification Using Single-Dimensional LiDAR Sensor,”
    TER-24-007, LD-24-007, 2024
  • So Ueno, Wataru Ohnishi, Takafumi Koseki:
    Measurement of Adhesion by a Scaled Roller Rig Device to Emulate Fast Change of It for Evaluating Performance of Railway Traction Control Technology,”
    TER-23-049, 2023

Control System

  • 服部 光希, 大西 亘, 古関 隆章:
    リニア直流モータを内蔵した2ポート弁における圧力依存外乱の補償,”
    TER-24-002, LD-24-002, 2024
  • Kiyotaka Hamanaka, Wataru Ohnishi, Takafumi Koseki, Mitsuki Asai, Koji Yoshihara, Masamichi Nawa:
    Basic Study of Vibration Suppression Control Using Active Mass Damper for Stacker Crane,”
    MEC-23-018, 2023
  • Kosuke Numata, Wataru Ohnishi, Takafumi Koseki, Yusuke Nomura, Adiyasuren Altanbileg, Shuji Takada:
    Estimation of higher-order state variables by polynomial approximation considering quantization step size of encoder,”
    MEC-23-028, 2023
  • 弦本 健太郎, 大西 亘, 古関 隆章:
    周波数領域設計と基底関数設計を組み合わせた反復学習制御:有理基底関数と事前動作によるタスク柔軟性向上の基礎検討,”
    MEC-23-009, 2023

Domestic Conference

Railway

  • Keisuke Sakai, Wataru Ohnishi, Takafumi Koseki, Kazuhiro Tanaka, Shunji Morita, Katsutoshi Tokuhara, Koki Kasai:
    Analysis of the Performance of Mitigating Delay Propagation for Railways Operated by the Moving Block Signaling Considering Turn-Back Stations,”
    2023 IEE-Japan Industry Applications Society Conference, 2023
  • Kensuke Nagai, Wataru Ohnishi, Takafumi Koseki:
    Absolute Train Localization Based On The Identification Of Surrounding Structures Using 1D-LiDAR Sensor,”
    2023 IEE-Japan Industry Applications Society Conference, 2023
  • So Ueno, Wataru Ohnishi, Takafumi Koseki:
    Prototyping of a Scaled Roller Rig Device to Emulate Fast Change of Adhesion for Evaluating Performance of Railway Traction Control Technology and Fundamental Measurement of Adhesion,”
    2023 IEE-Japan Industry Applications Society Conference, 2023
  • Keisuke Sakai, Wataru Ohnishi, Takafumi Koseki:
    Energy-Saving Optimization of Speed Profile of an Electric Train Considering Jerk Upper Limit by Parallel Dynamic Programming,”
    30th Jointed Railway Technology Symposium (J-RAIL2023), 2023

Magazines

Control System

Awards (FY2023)

  • Kensuke Nagai:
    IEEJ Excellent Presentation Award
    The Institute of Electrical Engineers of Japan, 2024
  • Kentaro Tsurumoto:
    School of Engineering Dean's Award
    School of Engineering, The University of Tokyo, 2024
  • Koki Hattori, Wataru Ohnishi, Takafumi Koseki:
    Best Paper Award
    Mass Flow Rate Control with Compensation of Nonlinearity Using Valve Internal Variables
    2024 AMC – IEEE 18th International Conference on Advanced Motion Control, 2024
  • Kiyotaka Hamanaka:
    Outstanding Paper Presentation Award
    Basic Study of Vibration Suppression Control Using Active Mass Damper for Stacker Crane
    Technical Committee on Mechatronics Control, 2024
  • Kosuke Numata:
    Outstanding Paper Presentation Award
    Estimation of higher-order state variables by polynomial approximation considering quantization step size of encoder and the implementation on FPGA
    Technical Committee on Mechatronics Control, 2024
contact [at] ctl.t.u-tokyo.ac.jp