TAKAHASHI Yasuhito

J-GLOBAL         Last updated: Oct 17, 2019 at 10:06
 
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Name
TAKAHASHI Yasuhito
Affiliation
Doshisha University
Section
Faculty of Science and Engineering Department of Electrical Engineering
Job title
Associate Professor

Research Areas

 
 

Education

 
 
 - 
2008
Graduate School, Division of Science and Engineering, Waseda University
 
 
 - 
2005
Graduate School, Division of Science and Engineering, Waseda University
 
 
 - 
2003
Faculty of Science and Engineering, Waseda University
 

Published Papers

 
Yasuhito Takahashi, Koji Fujiwara, Takeshi Iwashita, Hiroshi Nakashima
COMPEL - The International Journal for Computation and Mathematics in Electrical and Electronic Engineering      Jul 2019   [Refereed]
Naoya Watanabe, Yasuhito Takahashi, Koji Fujiwara
COMPEL - The International Journal for Computation and Mathematics in Electrical and Electronic Engineering      Jul 2019   [Refereed]
© 2019, Emerald Publishing Limited. Purpose: This paper aims to propose an effective modeling method of dynamic hysteresis properties for soft magnetic composite (SMC) core using an equivalent circuit representation. Because the eddy currents flow...
Ryoko Minehisa, Yasuhito Takahashi, Koji Fujiwara, Norio Takahashi, Masafumi Fujita, Kazuma Tsujikawa, Ken Nagakura
COMPEL - The International Journal for Computation and Mathematics in Electrical and Electronic Engineering      Jul 2019   [Refereed]
© 2019, Emerald Publishing Limited. Purpose: This paper aims to propose a homogenization method considering magnetic anisotropy for a magnetic field analysis of a turbine generator. To verify the validity of the proposed method, the effects of mag...
Takuya Shibataki, Yasuhito Takahashi, Koji Fujiwara
International Journal of Applied Electromagnetics and Mechanics   61(S1) S39-S48   Jul 2019   [Refereed]
© 2019 IOS Press and the authors. All rights reserved. It is desirable that the waveform of induced voltage b in the B-coil is substantially sinusoidal when magnetic properties of electrical steel sheets are measured. To realize a sinusoidal b, th...
Yuto Higashigawa, Yasuhito Takahashi, Koji Fujiwara, Masahiro Aoyama, Ryosuke Akaki
International Journal of Applied Electromagnetics and Mechanics   61(S1) S123-S129   Jul 2019   [Refereed]
© 2019 IOS Press and the authors. All rights reserved. Soft magnetic composites (SMCs) are magnetic materials obtained by compression molding of iron powders with an insulating coating and are suitable for a core of a motor having a complicated st...

Misc

 
Mitsuhiko Suetsugu, Yasuhito Takahashi, Koji Fujiwara
2018 IEEE 7th World Conference on Photovoltaic Energy Conversion, WCPEC 2018 - A Joint Conference of 45th IEEE PVSC, 28th PVSEC and 34th EU PVSEC   2351-2356   Nov 2018
© 2018 IEEE. This paper investigates the amount of power generation and safety performance of small-scale photovoltaic (PV) system when mixing PV modules with different installation angles. First, the power generation of the PV system and operatin...
Satoshi Doi, Tetsuya Aoki, Keiichi Okazaki, Yasuhito Takahashi, Koji Fujiwara
Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi)   204 29-39   Jul 2018
© 2018 Wiley Periodicals, Inc. Mass productions of the motor core such as the blanking of the electromagnetic steel sheet and the shrink fit cause the residual strain in the material, processing strain, which prevents the movement of magnetic wall...
Naotaka Oka, Takeshi Baba, Yasuhito Takahashi, Koji Fujiwara, Yoshiyuki Ishihara, Ei Ko, Shogo Nishikawa, Hiroshi Kato
2017 IEEE 44th Photovoltaic Specialist Conference, PVSC 2017   1-5   May 2018
© 2017 IEEE. We examine and quantify the influence of output difference in photovoltaic (PV) modules in a PV array on safety for standardization on interchangeability of PV modules. First, we modeled I-V characteristics of thin film PV module and ...
Naotaka Oka, Yasuhito Takahashi, Koji Fujiwara, Kazuyuki Hidaka, Hiroshi Morita
IEEE Region 10 Humanitarian Technology Conference 2016, R10-HTC 2016 - Proceedings      Apr 2017
© 2016 IEEE. The authors stress the importance of photovoltaic module output difference in mega solar photovoltaic systems. The authors first describe modelling of the various types of the crystalline silicon photovoltaic modules and the maximum t...
Takeshi Mifune, Yasuhito Takahashi, Koji Fujiwara
IEEE CEFC 2016 - 17th Biennial Conference on Electromagnetic Field Computation      Jan 2017
© 2016 IEEE. We present an approach for nonlinear time-harmonic magnetic field analyses in which the function representing magnetization is nonholomorphic. A simple formulation of the complex Newton-Raphson method is described using Wirtinger calc...