Title:
FURNACE AND BOILER EQUIPPED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2020/226104
Kind Code:
A1
Abstract:
Provided is a furnace and a boiler equipped with the furnace, which avoids complex thickness reduction, reduces the initial cost and maintenance cost of the boiler, shortens the regular inspection schedule, and ensures ash removal performance from a high potential region. A furnace 11 which burns fuel in two stages comprises: a bottom and a combustion cylinder; a burner 21 that is disposed on the side wall of the combustion cylinder; an after-air port 39 that is located vertically above the location of the burner on the side wall of the combustion cylinder; a water jet ash removal device 151, 152 that removes ash by directing a jet of water onto a first height region A3, from the burner to below the location of the after-air port, on the side wall of the combustion cylinder; and a wall blower 171, 172 that removes the ash attached above the after-air port.
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Inventors:
SHIMOGORI MIKI (JP)
YAMAGUCHI RYOSUKE (JP)
MORI KOICHIRO (JP)
MURAKAMI KAZUO (JP)
YAMAGUCHI RYOSUKE (JP)
MORI KOICHIRO (JP)
MURAKAMI KAZUO (JP)
Application Number:
PCT/JP2020/018113
Publication Date:
November 12, 2020
Filing Date:
April 28, 2020
Export Citation:
Assignee:
MITSUBISHI POWER LTD (JP)
International Classes:
F22B37/48; F23J1/00
Domestic Patent References:
| WO2012035777A1 | 2012-03-22 |
Foreign References:
| JP2006112720A | 2006-04-27 | |||
| JP2002323215A | 2002-11-08 | |||
| JP2009079835A | 2009-04-16 | |||
| CN204358709U | 2015-05-27 |
Attorney, Agent or Firm:
THE PATENT BODY CORPORATE TAKEWA INTERNATIONAL PATENT OFFICE (JP)
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