Kentaro Takagi, Dr. Eng.

[English|Japanese]

Affiliation

I have just moved to Toyohashi University of Technology since April 2020

Professor
Toyohashi University of Technology
Mechanical Engineering
Hibarigaoka, Tempaku-cho, Toyohashi, 441-8580 Japan
E-mail: kentaro.takagi @ nagoya-u.jp

Selected papers

Multi-phisics model of IPMC sensors: Symbolic FEM discretization and model order reduction

K. Kondo, K. Takagi, Z. Zhu, K. Asaka, Symbolic finite element discretization and model order reduction of a multiphysics model for IPMC sensors, Smart Materials and Structures, 29(11), 115037, 2020 Oct. [doi]

Exact solution for piezoelectric or electromagnetic shunt dampers

T. Ikegame, K. Takagi, T. Inoue, Exact Solutions to H infinity and H2 Optimizations of Passive Resonant Shunt Circuit for Electromagnetic or Piezoelectric Shunt Damper, ASME Journal of Vibration and Acoustics, 141(3), 031015, 2019 Mar. [doi]

Parameters of an electromagnetic transducer (e.g. voice coil moter) can be estimated just by measuring the impedance. Frequency response of the impedance shows typical property of a distributed system.

T. Ikegame, K. Takagi, T. Inoue, I. Jikuya, Sensorless parameter estimation of electromagnetic transducer considering eddy currents, Mechatronics, vol.45, pp.130-142, 2017 Aug. [doi] [pdf (free until Aug.23, 2017)]

Cu2+ ion greatly enhances the deformation of ionic polymer-metal composite actuators.

K. Takagi, N. Tomita, K. Asaka , A Simple Method for Obtaining Large Deformation of IPMC Actuators Utilizing Copper Tape, Advanced Robotics, vol.28, issue.7, pp.513-521, 2014 Jan. [doi] [pdf (free up to 50)]

Modeling, measurement, control and robotic application of electro-active polymer sensor/actuator

Key Words : Electroactive Polymer, Ionic Polymer-Metal Composite (IPMC), Soft Actuator/Sensor, Electromechanical Transducer, Artificial Muscle, Soft Robot

My research interests include modeling, measurement, and control of electro-active polymers (EAPs). Robotic applications of EAP sensors/actuators are also my interests.

• Limited angle rotary actuator using IPMC [Video(2.5MB)] [PDF(WW-EAP News)]

• Ray fish robot [Video(3.9MB)] [PDF(WW-EAP News)]

• Increase of wave in undulatory motion of fin [PDF(RSJ2005, SPIE2006, J.ISCIE)]

• Electrical Impedance of IPMC Actuator [SI2005, CAM3, SPIE2007]

Shunt damping and vibration measurement of smart structures with piezoelectric materials

Key Words : Piezoelectric Material, PZT, PVDF, Shunt Damping, Passive Vibration Control, Modal Filter, ICA, Structural Health Monitoring, Smart Structure

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