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Dive into the research topics where Keizou Ohtsuka is active.

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Featured researches published by Keizou Ohtsuka.


Journal of Electrostatics | 1986

Mechanism of fabric filtration by electrostatic augmentation

Keizou Ohtsuka; Makoto Shimoda; Hiroshi Asano

Abstract Experimental studies on precharged particle filtration and a mechanism for the electrostatic effects of fabric filtration are described. The residual pressure drop and the rate of pressure drop are reduced and the capture efficiency of submicron particles is improved, possibly because of the repellent force between the charged particles and the charge on the dust cake, which is more loosely packed and porous. By heating the ground electrode of the precharger, a higher removal efficiency is obtained for a high resistivity fly ash (i.e., about 19 13 ohm cm and above).


Archive | 1990

Internal-reforming fuel cells and power stations using the same

Tsutomu Takahashi; Keizou Ohtsuka; Toshiki Kahara; Yasutaka Komatsu


Archive | 1994

Fuel cell and supplementary electrolyte container and method for supplementing fuel cell with electrolyte

Hiroaki Suzuki; Keizou Ohtsuka; Toshiki Kahara; Tadashi Yoshida


Archive | 1987

Method of and apparatus for combusting coal-water mixture

Shigeru Azuhata; Kazutoshi Higashiyama; Kiyoshi Narato; Hironobu Kobayashi; Norio Arashi; Tooru Inada; Kenichi Sohma; Keizou Ohtsuka; Yoshitaka Takahashi; Fumio Koda; Tadahisa Masai; Masakiyo Tanikawa; Kei Kawano


Archive | 1980

Method and apparatus for diagnosing local overheating in a rotary electric machine

Kiyoshi Narato; Keizou Ohtsuka; Sadahiko Niwa


Archive | 1981

Monitoring system for checking electric rotary machine for local overheating

Kiyoshi Narato; Keizou Ohtsuka; Tooru Inada; Takashi Watanabe


Archive | 1983

Fuel jet method and apparatus for pulverized coal burner

Shigeru Azuhata; Norio Arashi; Kiyoshi Narato; Tohru Inada; Kenichi Souma; Keizou Ohtsuka; Takao Hishinuma; Tadahisa Masai


Archive | 1992

Insulated fuel cell

Sei Takashima; Keizou Ohtsuka; Toshiki Kahara; Yasutaka Komatsu


Archive | 1989

Method of producing a Fuel Cell

Toshihiro Saitoh; Keizou Ohtsuka; Shuhei Yamaguchi; Toshiki Kahara


Zairyo-to-kankyo | 1991

The Effect of Salt Composition on the Corrosion of 18Cr12Ni2Mo Stainless Steel in Molten Carbonate

Kiyoshi Hiyama; Takatoshi Yoshioka; Takehiko Yoshida; Yutaka Fukui; Keizou Ohtsuka

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