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Title:
METHOD FOR OPERATING BOILER IN COAL-FIRED POWER GENERATION FACILITY
Document Type and Number:
WIPO Patent Application WO/2018/150542
Kind Code:
A1
Abstract:
The present invention provides a method for operating a boiler in a coal-fired power generation facility in which an increase in clinker can be inhibited. This method for operating a boiler 40 in a coal-fired power generation facility 10 includes: a first combustion step ST11 for burning a first coal having an alkali metal content and an alkaline earth metal content that fall within a first range; and a second combustion step ST12 for burning a second coal having an alkali metal content and an alkaline earth metal content that fall within a second range that is a content range higher than the first range. Preferably, the first combustion step and the second combustion step are repeated alternately two or more times.

Inventors:
KIYONAGA, Eiji (Inc. 4-33, Komachi, Naka-ku, Hiroshima-sh, Hiroshima 01, 〒7308701, JP)
HIKINO, Kenji (Inc. 4-33, Komachi, Naka-ku, Hiroshima-sh, Hiroshima 01, 〒7308701, JP)
MORITA, Keiichiro (Inc. 4-33, Komachi, Naka-ku, Hiroshima-sh, Hiroshima 01, 〒7308701, JP)
Application Number:
JP2017/005929
Publication Date:
August 23, 2018
Filing Date:
February 17, 2017
Export Citation:
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Assignee:
THE CHUGOKU ELECTRIC POWER CO., INC. (4-33, Komachi Naka-ku, Hiroshima-sh, Hiroshima 01, 〒7308701, JP)
International Classes:
F23K1/00; F22B35/00; F23N1/00
Attorney, Agent or Firm:
SHOBAYASHI, Masayuki et al. (Sapia Tower, 1-7-12 Marunouchi, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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