Title:
石炭ボイラ設備及び石炭ボイラ設備の運転方法
Document Type and Number:
Japanese Patent JP5794726
Kind Code:
B2
Abstract:
[Problem] To provide a horizontal rotary dryer for coal, which is capable of changing powdered coal to be removed according to coal type. [Solution] A horizontal rotary dryer for coal is provided with a rotating cylinder (10) which has a supply port (41) for coal (C1) and a blowing port (41) for carrier gas (G1) on one end side and has a discharge port (50) for dried coal (C2) and exhaust gas on the other end side, a heating means (11) which heats the coal (C1) in the rotating cylinder (10), and a classification hood (55) which covers the discharge port (50), has a fixed discharge port (57) for the dried coal (C2) in a bottom part (55d), and has a fixed exhaust port (57) for the exhaust gas (G2) in a top part (55u). Said horizontal rotary dryer for coal is provided with an upward flow generation means (58) for generating an upward flow within the classification hood (55), and a flow rate control means (14) for controlling the flow rate of the upward flow, and discharges part or all of powdered coal in the dried coal (C2) from the fixed exhaust port (56) by the upward flow.
Inventors:
Takayuki Noguchi
Toshiyuki Kimura
Masaki Kataoka
Toshiyuki Kimura
Masaki Kataoka
Application Number:
JP2011028296A
Publication Date:
October 14, 2015
Filing Date:
February 14, 2011
Export Citation:
Assignee:
Tsukishima Machinery Co., Ltd.
International Classes:
F26B17/32; C10L9/08; F23K1/00; F26B21/00
Domestic Patent References:
| JP200155582A | ||||
| JP389975A | ||||
| JP515805A |
Foreign References:
| WO2010084984A1 | ||||
| WO2010024333A1 |
Attorney, Agent or Firm:
Yoshihisa Nagai
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