Title:
COOLING STRUCTURE, SCREW FEEDER, AND COOLING METHOD
Document Type and Number:
WIPO Patent Application WO/2024/009878
Kind Code:
A1
Abstract:
Provided are: a cooling structure capable of efficiently cooling a leading end of a screw feeder with a cooling medium; a screw feeder; and a cooling method. This cooling structure (20) for a screw feeder for supplying a biomass fuel into a furnace of a gasification furnace comprises: an outer jacket (21) which defines a space therein and in which a closed leading end (21c) is located on the furnace internal side; and an inner jacket (22) which is provided in the space of the outer jacket (21), defines therein an outward path (23) of a cooling medium (W), and defines therein an inward path (24) of the cooling medium (W) between the inner jacket and the outer jacket (21), and in which a spray port (22a) from which the cooling medium (W) flowing through the outward pat (23) is sprayed is formed at a position facing the closed leading end (21c) of the outer jacket (21).
Inventors:
YAMAUCHI YASUHIRO (JP)
SHINODA KATSUHIKO (JP)
NISHIMURA KOJI (JP)
INADA KOSUKE (JP)
FUJII ATSUSHI (JP)
SHINODA KATSUHIKO (JP)
NISHIMURA KOJI (JP)
INADA KOSUKE (JP)
FUJII ATSUSHI (JP)
Application Number:
PCT/JP2023/024145
Publication Date:
January 11, 2024
Filing Date:
June 29, 2023
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD (JP)
MITSUBISHI POWER LTD (JP)
MITSUBISHI POWER LTD (JP)
International Classes:
F23K3/16; C10J3/30; F23B40/00; F23K3/14
Domestic Patent References:
| WO2021089995A1 | 2021-05-14 |
Foreign References:
| JP2004239470A | 2004-08-26 | |||
| JP2016190888A | 2016-11-10 | |||
| JP2001343112A | 2001-12-14 | |||
| CN204027340U | 2014-12-17 | |||
| JPH09222219A | 1997-08-26 |
Attorney, Agent or Firm:
FUJITA, Takaharu (JP)
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