Publications (Control System)

FY2024

International Conference

Kiyotaka Hamanaka, Wataru Ohnishi, Takafumi Koseki, Mitsuki Asai, Koji Yoshihara, Masamichi Nawa, Norihiko Kato:
“Vibration Suppression Feedforward Control Using Active Mass Damper for Stacker Crane,”
2024 IEEE/ASME International Conference on Advanced Intelligent Mechatronics（AIM）, Jul. 2024

FY2023

International Conference

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

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

FY2022

Journal

Wataru Ohnishi, Yuki Inada, Shungo Zen, Reon Sasaki, Yasuhiro Takada, Yuta Miyaoka, Kosuke Tsukamoto, Yasushi Yamano:
“Proof-of-Concept of a Fuse-Semiconductor Hybrid Circuit Breaker With a Fast Fuse Exchanger,”
IEEE Transactions on Power Delivery, Vol. 38, No. 2, pp. 937-946
Shota Miyoshi, Wataru Ohnishi, Takafumi Koseki, Motoki Sato:
“Output Voltage Precise Tracking Control for Boost Converters Based on Noncausal and Nonlinear Feedforward Control,”
IEEJ Transactions on Industry Applications, Vol. 143, No. 3, 2023

International Conference

Kentaro Tsurumoto, Wataru Ohnishi, Takafumi Koseki:
“Combined Approach for Achieving Both Task Flexibility and Higher Tracking Performance in ILC,”
42nd Benelux Meeting on Systems and Control, Mar. 2023
Liang Oei, Kentaro Tsurumoto, Wataru Ohnishi:
“Improved Intersample Behaviour of Non-Minimum Phase Systems using State-Tracking Iterative Learning Control,”
International Conference on Mechatronics 2023, Mar. 2023
Shota Miyoshi, Wataru Ohnishi, Takafumi Koseki, Motoki Sato:
“Perfect tracking control of output voltage based on noncausal nonlinear stable inversion for boost converters,”
2022 American Control Conference, Jun. 2022
Kentaro Tsurumoto, Wataru Ohnishi, Takafumi Koseki, Nard Strijbosch, Tom Oomen:
“Non-Causal State Estimation for Improved State Tracking in Iterative Learning Control,”
Modeling, Estimation, and Control Conference 2022, Oct. 2022
Kentaro Tsurumoto, Wataru Ohnishi, Takafumi Koseki, Nard Strijbosch, Tom Oomen:
“A non-causal approach for suppressing the estimation delay of state observer,”
2022 American Control Conference, Jun. 2022

IEEJ Technical Meeting

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
Shota Miyoshi, Wataru Ohnishi, Takafumi Koseki, Motoki Sato:
“Output voltage perfect tracking control of boost converters based on nonlinear and noncausal stable inversion,”
SPC-22-137, 2022
弦本健太郎, 大西亘, 古関隆章:
“基底関数と周波数領域設計を組み合わせたタスク柔軟で高精度なILCの基礎検討,”
MEC-22-014, 2022
Yecheng Liu, Reon Sasaki, Wataru Ohnishi, Takafumi Koseki, Kosuke Tukamoto, Yasushi Yamano, Yuki Inada, Shungo Zen Shungo:
“Operation timing considerations of Hybrid DCCB based on data analysis of current-limiting-status inside fuse,”
EPP-22-130, SP-22-065, HV-22-111, 2022
佐々木怜音, 大西亘, 古関隆章:
“リニアモータにおける状態変数依存外乱のガウス過程を用いた補償実験,”
MEC-22-037, 2022
Christian Milleneuve Budiono, Wataru Ohnishi, Takafumi Koseki, Akira Hirata, Ryosuke Shibatsuji, Tatsuya Yamaguchi:
“Analysis of Temperature Dependency in Batch Type Semiconductor Vertical Furnace through Frequency Domain Closed-loop System Identification,”
MEC-22-038, 2022

FY2021

International Conference

Kentaro Tsurumoto, Wataru Ohnishi, Takafumi Koseki, Nard Strijbosch, Tom Oomen:
“Improved state estimation by non-causal state observer,”
8th IEEJ international workshop on Sensing, Actuation, Motion Control, and Optimization (SAMCON2022), Mar. 2022, pp. 447-450

IEEJ Technical Meeting

大西亘, 稲田優貴, 全俊豪, 佐々木怜音, 髙田康宏, 宮岡優太, 塚本幸佑, 山納康:
“高速再閉路可能なヒューズ半導体ハイブリッド遮断器の実証,”
EPP-21-094, SP-21-035, HV-21-082, 2021
佐々木怜音, 大西亘, 高田康宏, 古関隆章, 全俊豪, 稲田優貴:
“ヒューズ半導体ハイブリッド遮断器におけるリニアモータを用いた高速ヒューズ交換の基礎検討,”
TER-22-017, LD-22-017, 2022

FY2020

Journal

Shungo Zen, Yuki Inada, Wataru Ohnishi, Yusuke Fukai, Naoki Takayasu, Mitsuaki Maeyama, Yasushi Yamano:
“Prototype Current-Limiting Hybrid DC Circuit Breaker Incorporating a Fuse and a Semiconductor Device,”
IEEE Transactions on Power Delivery (Early Access)
Masahiro Mae, Wataru Ohnishi, Hiroshi Fujimoto, Yoichi Hori:
“Perfect Tracking Control Considering Generalized Controllability Indices and Application for High-Precision Stage in Translation and Pitching,”
IEEJ Journal of Industry Applications, Vol. 8, No. 2, pp. 263-270, 2019
Wataru Ohnishi, Hiroshi Fujimoto, Koichi Sakata, Kazuhiro Suzuki:
“Decoupling Control for High-Precision Positioning Stages by the Center of Rotation and Gravity Hybrid-Driven Method Utilizing Additional Actuators,”
IEEJ Transactions on Industry Applications, Vol. 139, No. 5, pp. 480-487, 2019
Masahiro Mae, Wataru Ohnishi, Hiroshi Fujimoto:
“MIMO Multirate Feedforward Controller Design with Selection of Input Multiplicities and Intersample Behavior Analysis,”
Mechatronics, Vol. 71, 2020
Xiaoke Wang, Wataru Ohnishi, Takafumi Koseki:
“Bandwidth Maximization of Disturbance Observer Based on Experimental Frequency Response Data,”
SICE Journal of Control, Measurement, and System Integration, Vol. 13, No. 6, pp. 257-264, 2020
Yui Shirato, Wataru Ohnishi, Takafumi Koseki, Hiroshi Fujimoto:
“Two-Degree-of-Freedom Flow Rate Control for Pneumatic Valves using Fast Response Flow Meter,”
IEEJ Journal of Industry Applications, Vol. 10, No. 2, pp. 192-199, 2021

International Conference

Shota Miyoshi, Wataru Ohnishi, Takafumi Koseki, Motoki Sato:
“Modied preactuation tracking control for LPV systems with application to boost converters,”
IFAC World congress, Vol. 21, Jul. 2020
Takaaki Hayashi, Wataru Ohnishi, Takafumi Koseki, Yasuhiro Minoura, Koji Yoshihara, Masamichi Nawa:
“Tip Vibration Suppression of a Flexible Lightweight Robot by Fixed Structure H∞ Control Using Acceleration Feedback,”
IEEJ international workshop on Sensing, Actuation, Motion Control, and Optimization (SAMCON2021), Chiba, Japan, Mar. 2021
Xiaoke Wang, Wataru Ohnishi, Takafumi Koseki:
“A summary of disturbance observer design methodology for non-minimum phase system,”
samcon2021, Mar. 2021

FY2019

Journal

Wataru Ohnishi, Hiroshi Fujimoto, Koichi Sakata, Kazuhiro Suzuki:
“Decoupling Control for High-Precision Positioning Stages by the Center of Rotation and Gravity Hybrid-Driven Method Utilizing Additional Actuators,”
IEEJ Transactions on Industry Applications, Vol. 139, No. 5, pp. 480-487, 2019
Wataru Ohnishi:
“Frequency Response Data-based Feedback Controller Auto-tuning Method Utilizing both Collocated and Non-collocated Sensors,”
IEEJ Transactions on Industry Applications, Vol. 139, No. 11, pp. 924-932, 2019
Jurgen van Zundert, Wataru Ohnishi, Hiroshi Fujimoto, Tom Oomen:
“Improving Intersample Behavior in Discrete-Time System Inversion: With Application to LTI and LPTV Systems,”
IEEE/ASME Transactions on Mechatronics, Vol. 25, No. 1, pp. 55-65, 2020
Wataru Ohnishi, Hiroshi Fujimoto, Koichi Sakata:
“Model-based Control Techniques for Large-Scale High-Precision Stage,”
IEEJ Transactions on Industry Applications, Vol. 140, No. 4, pp. 272-280, 2020

International Conference

Xiaoke Wang, Wataru Ohnishi, Takafumi Koseki:
“Frequency response data based disturbance observer design applicable to non-minimum phase systems,”
SICE Annual Conference 2019, Hiroshima, Japan, Sep. 2019
Wataru Ohnishi:
“Data-based feedback controller tuning utilizing collocated and non-collocated sensors,”
8th IFAC Symposium on Mechatronic Systems, Wien, Austria, Sep. 2019, pp. 560-565
Wataru Ohnishi, Jurgen van Zundert, Hiroshi Fujimoto, Tom Oomen:
“Balancing on-sample and intersample behavior in sampled-data system inversion,”
39th Benelux Meeting on Systems and Control, Mar. 2020, pp. 155

IEEJ Technical Meeting

三好正太, 大西亘, 古関隆章, 佐藤基:
“昇圧型DC-DCコンバータのPreactuationによる出力電圧過渡応答の精密制御法,”
SPC-19-124, MD-19-090, pp. 1-6, 2019
稲田優貴, 全俊豪, 大西亘, 深井悠介, 髙安直樹, 前山光明, 山納康:
“ヒューズと半導体を併用した限流機能付き電力用遮断器の試作,”
EPP-19-129, SP-19-051, HV-19-114, 2019
三好正太, 大西亘, 古関隆章, 佐藤基:
“時変規範モデルと非因果的制御入力を用いた2自由度制御による昇圧コンバータの精密な出力電圧制御法の提案,”
SPC-20-034, MD-20-034, 2020

FY2018

Journal

Wataru Ohnishi, Thomas Beauduin, Hiroshi Fujimoto:
“Preactuated Multirate Feedforward Control for Independent Stable Inversion of Unstable Intrinsic and Discretization Zeros,”
IEEE/ASME Transactions on Mechatronics, Vol. 24, No. 2, pp. 863-871, 2019

International Conference

Yui Shirato, Wataru Ohnishi, Takafumi Koseki:
“Two-Degree-of-Freedom Control with Adaptive Dead Zone Compensation for Pneumatic Valves,”
SAMCON2019, Chiba, Japan, Mar. 2019
Wataru Ohnishi, Hiroshi Fujimoto:
“Precision tracking control by pneumatic actuator: challenges for input delay and acoustic vibrations,”
5th IEEJ international workshop on Sensing, Actuation, Motion Control, and Optimization, Chiba, Japan, Mar. 2019

IEEJ Technical Meeting

大西亘:
“自己共振相殺制御をマイナーループに持つP-PI制御系の周波数応答を用いた設計法の一提案,”
MEC-18-003, pp. 13-18, 2018
Xiaoke Wang, Wataru Ohnishi, Takafumi Koseki:
“Causal design of Taylor series approximation in a disturbance observer for a non-minimum phase system,”
MEC-18-013, 2018

FY2004

Journal

Lilit Kovudhikulrungsri, Takafumi Koseki:
“Improvement of Performance and Stability of a Drive System with a Low-Resolution Position Sensor by Multirate Sampling Observer,”
IEEJ Transactions on Industry Applications, Vol. 124, No. 9, pp. 886-892, 2004