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Featured researches published by Toru Minemura.


Cryogenics | 1999

Test results of the SMES model coil—pulse performance

Takataro Hamajima; Mamoru Shimada; Michitaka Ono; Hiroyuki Takigami; Satoshi Hanai; Y. Wachi; Yoshikazu Takahashi; Kunihiro Matui; Toshinobu Ito; Takaaki Isono; Hiroshi Tsuji; Kimiyuki Shinoda; Toru Minemura; Takashi Himeno; Ichiro Takano; T. Satow

A model coil for superconducting magnetic energy storage (SMES model coil) has been developed. To establish the technology needed for a small-scale 100 kW h SMES device, a SMES model coil was fabricated and tested in 1996. The coil was successfully charged up to about 30 A and down to zero at the designed magnetic-field ramp rate for the SMES. Alternating current (AC) losses in the coil were measured by an enthalpy method. The results were analyzed and compared with the test results from a short sample. The measured hysteresis loss is in good agreement with that estimated from the short sample results. It was found that the coupling loss of the coil could be described as consisting of two components with different coupling time constants. One has a short time constant of about 220 ms, which is in agreement with the test result of a short conductor. The other has a long time constant of about 30 s, which was not expected from the test results for the short sample.


Cryogenic engineering | 1998

Test Results of the SMES Model Coil - Pulse Performance -

Takataro Hamajima; Mamoru Shimada; Michitaka Ono; Hiroyuki Takigami; Satoshi Hanai; Y. Wachi; Yoshikazu Takahashi; Kunihiro Matsui; Toshinobu Ito; Takaaki Isono; Hiroshi Tsuji; Kimiyuki Shinoda; Toru Minemura; Takashi Himeno; Ichiro Takano; Takashi Satow


Journal of Cryogenics and Superconductivity Society of Japan | 1998

The SMES Model Coil

Satoshi Hanai; K. Nakamoto; Nobuji Takahashi; Hirohisa Takano; M. Tezuka; Takataro Hamajima; Kimiyuki Shinoda; Toru Minemura; Takashi Himeno; Ichiro Takano; T. Satow


Journal of Cryogenics and Superconductivity Society of Japan | 1998

Test Results of the SMES Model Coil. Cool-down and Thermal Characteristics.

Kazuya Hamada; Takashi Kato; Katsumi Kawano; Tadaaki Honda; M. Taneda; Shuichi Sekiguchi; Kouichi Imahashi; Kiichi Ootsu; Fumio Tajiri; Takeshi Ohuchi; J. Okayama; Yoshiyuki Takaya; T. Kawasaki; Takaaki Isono; T. Hiyama; Hiroshi Tsuji; Y. Wachi; Toshihiro Kusunose; Satoshi Hanai; Tsukasa Wada; Takataro Hamajima; Kimiyuki Shinoda; Toru Minemura; Takashi Himeno; Ichiro Takano; T. Satow


Journal of Cryogenics and Superconductivity Society of Japan | 1998

The SMES Model Coil. Test Results of the SMES Model Coil. DC Electromagnetic Performance.

Takaaki Isono; Yoshihiko Nunoya; Kazuya Hamada; Kunihiro Matsui; Makoto Sugimoto; Norikiyo Koizumi; Toshinobu Ito; M. Taneda; Ikuo Watanabe; Masanobu Nozawa; Atsumi Terasawa; Katsunori Azuma; Kotaro Ishio; Fumiaki Tsutsumi; H. Hanawa; M. Oshikiri; S. Seki; Hiroshi Wakabayashi; Katsutoshi Takano; Yasuhiro Uno; Takashi Kato; H. Nakajima; Yoshikazu Takahashi; Toshinari Ando; Hiroshi Tsuji; Takataro Hamajima; Michitaka Ono; K. Nakamoto; Satoshi Hanai; Y. Wachi


Journal of Cryogenics and Superconductivity Society of Japan | 1998

The SMES Model Coil. Test Results of the SMES Model Coil. Stability.

Toshinobu Ito; Satoshi Hanai; Y. Wachi; Michitaka Ono; K. Nakamoto; Takataro Hamajima; Katsunori Azuma; Norikiyo Koizumi; Toshinari Ando; Hiroshi Tsuji; Kimiyuki Shinoda; Toru Minemura; Takashi Himeno; Ichiro Takano; T. Satow


Journal of Cryogenics and Superconductivity Society of Japan | 1998

The SMES Model Coil. Test Results of the SMES Model Coil. Mechanical Performance.

Y. Wachi; Satoshi Hanai; Masamichi Kawai; Michitaka Ono; Hiroshi Hiragishi; Takataro Hamajima; Kotaro Ishio; H. Nakajima; Hiroshi Tsuji; Kimiyuki Shinoda; Toru Minemura; Takashi Himeno; Ichiro Takano; T. Satow


Cryogenic engineering | 1998

Test Results of the SMES Model Coil - Mechanical Performance -

Y. Wachi; Satoshi Hanai; Masamichi Kawai; Michitaka Ono; Hiroshi Hiragishi; Takataro Hamajima; Kotaro Ishio; H. Nakajima; Hiroshi Tsuji; Kimiyuki Shinoda; Toru Minemura; Takashi Himeno; Ichiro Takano; Takashi Satow


Journal of Cryogenics and Superconductivity Society of Japan | 1998

Test Results of the SMES Model Coil

Takataro Hamajima; Mamoru Shimada; Michitaka Ono; Hiroyuki Takigami; Satoshi Hanai; Y. Wachi; Yoshikazu Takahashi; Kunihiro Matsui; Toshinobu Ito; Takaaki Isono; Hiroshi Tsuji; Kimiyuki Shinoda; Toru Minemura; Takashi Himeno; Ichiro Takano; T. Satow


Cryogenics | 1999

Test results of the SMES model coilpulse performance 1 Translation of an article originally publish

Takataro Hamajima; Mamoru Shimada; Michitaka Ono; Hiroyuki Takigami; Satoshi Hanai; Y. Wachi; Yoshikazu Takahashi; Kunihiro Matui; Toshinobu Ito; Takaaki Isono; Hiroshi Tsuji; Kimiyuki Shinoda; Toru Minemura; Takashi Himeno; Ichiro Takano; Takashi Satow

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Hiroshi Tsuji

Japan Atomic Energy Research Institute

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Takaaki Isono

Japan Atomic Energy Agency

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Toshinobu Ito

Japan Atomic Energy Research Institute

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Yoshikazu Takahashi

Japan Atomic Energy Research Institute

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