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Title:
バイオマスガス化炉及びバイオマスのガス化システム
Document Type and Number:
Japanese Patent JP4938920
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a biomass-gasifying furnace capable of carrying out a clean and highly efficient gasification by effectively utilizing biomass, and further, to provide a gasification system by utilizing the furnace. SOLUTION: This biomass-gasifying furnace has a biomass-feeding means 13 for feeding the biomass 11 into a furnace body 12, and a means 15 for feeding combustion oxidizing agent 14, positioned on the upper side of the biomass- feeding means 13 and for feeding a combustion oxidizing agent 14 comprising oxygen or a mixture of the oxygen and steam. The average particle diameter (D) of a pulverized product of the biomass to be fed is regulated so as to satisfy the formula 0.05<=D<=5 mm. The molar ratio of the oxygen [O2]/carbon [C], and the molar ratio of the steam [H2O]/the carbon [C] in the biomass-gasifying furnace, are regulated so as to satisfy the formulas 0.1<=O2/C<10 and 1<=H2O/C respectively, and the temperature in the furnace is regulated so as to be 700-1,200 deg.C in the gasification condition.

Inventors:
Shozo Kaneko
Susumu Sato
Yuri Kobayashi
Tatsuo Kabata
Kimiyo Tokuda
Akira Hashimoto
Katsuhiko Shinoda
Takeno Keiji
Shinji Matsumoto
Hideaki Ota
Masayasu Sakai
Toshiyuki Takekawa
Application Number:
JP2000053228A
Publication Date:
May 23, 2012
Filing Date:
February 29, 2000
Export Citation:
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Assignee:
MITSUBISHI HEAVY INDUSTRIES,LTD.
International Classes:
B09B3/00; C01B3/02; C10J3/48; C07C29/151; C07C29/152; C07C31/04; C10J3/00; C10J3/46; C10K1/00; C10K1/14; C10K3/04; C10J
Domestic Patent References:
JP9208968A
JP8296975A
JP10236801A
JP496001A
JP9263776A
JP58194985A
JP69967A
JP5287282A
JP621784A
Attorney, Agent or Firm:
Toshiro Mitsuishi
Tadahiro Mitsuishi
Yasuyuki Tanaka
Hiroshi Matsumoto