Title:
DENITRATION AND CORROSION REDUCING METHOD FOR WASTE INCINERATION FACILITY
Document Type and Number:
WIPO Patent Application WO/2021/085155
Kind Code:
A1
Abstract:
A denitration and corrosion reducing method for a waste incineration facility (100) according to the present invention is carried out on a waste incineration facility (100) which is provided with a combustion chamber (2) having a primary combustion zone (10) and a secondary combustion zone (14), a boiler (30), and a dust collector (6). This method comprises an ammonium sulfate supply step and an ash supply step. In the ammonium sulfate supply step, ammonium sulfate is supplied to the secondary combustion zone (14). In the ash supply step, at least one of boiler ash and collected dust ash is supplied to any point in a region from the secondary combustion zone (14) to a heat transfer tube (31) of the boiler (30).
Inventors:
SHIMOKAWA TATSUYUKI
Application Number:
PCT/JP2020/038881
Publication Date:
May 06, 2021
Filing Date:
October 15, 2020
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
International Classes:
F23C99/00; F23J7/00
Foreign References:
| JP2015190645A | 2015-11-02 | |||
| JP2009533208A | 2009-09-17 | |||
| JP2015190727A | 2015-11-02 | |||
| JP2000205525A | 2000-07-25 | |||
| JP4028801B2 | 2007-12-26 | |||
| JPH06319944A | 1994-11-22 | |||
| JP2018091587A | 2018-06-14 |
Attorney, Agent or Firm:
KATSURAGAWA, Naoki (JP)
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