Title:
COMBUSTION DEVICE AND BOILER
Document Type and Number:
WIPO Patent Application WO/2023/062876
Kind Code:
A1
Abstract:
A combustion device (100) comprises: an ammonia injection nozzle (41) with an injection port (41c) facing the interior space of a furnace (2); a pulverized coal injection nozzle (43) with an injection port (43b) facing the interior space of the furnace (2); an adjustment mechanism (7) that adjusts the injection velocity of ammonia from the ammonia injection nozzle (41); and a control device (8) that controls the operation of the adjustment mechanism (7) so that the injection velocity of ammonia from the ammonia injection nozzle (41) is faster than the injection velocity of pulverized coal from the pulverized coal injection nozzle (43).
Inventors:
ISHII HIROKI (JP)
HANAOKA RYO (JP)
HANAOKA RYO (JP)
Application Number:
PCT/JP2022/024360
Publication Date:
April 20, 2023
Filing Date:
June 17, 2022
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
F23C1/12; F23C99/00; F23D1/00; F23D14/22; F23N1/00
Foreign References:
| CN110873326A | 2020-03-10 | |||
| JP2018173177A | 2018-11-08 | |||
| JPS5827612U | 1983-02-22 | |||
| JP2001227711A | 2001-08-24 |
Attorney, Agent or Firm:
AOMI PATENT (JP)
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