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Title:
DRYER
Document Type and Number:
Japanese Patent JP2019120410
Kind Code:
A
Abstract:
To improve drying efficiency by uniformizing an amount of a water containing material and optimizing a drying condition.SOLUTION: A dryer 1 comprises a casing 3 equipped with a first feed port 7A and a second feed port 7B, a water containing material feeder 50 for feeding a water containing material into the feed ports 7A, 7B, a first group of rotary shafts 21 comprising a plurality of rotary shafts rotating clockwise viewed from the front side, a second group of rotary shafts 22 disposed on the right side of the first group of rotary shafts 21 viewed from the front side and comprising a plurality of rotary shafts rotating counterclockwise, and a controller 60. In the dryer, the first feed port 7A is disposed directly above a rotary shaft 5b of the first group of rotary shafts among two nearest rotary shafts, the second feed port 7B is disposed directly above a rotary shaft 5c of the second group of rotary shafts 22 among the two nearest rotary shafts, and if the load of one of the groups of rotary shafts 21, 22 is higher than a specified value, the controller 60 reduces the amount of a water containing material to be fed to the one of the groups of rotary shafts and reduces rotation speed of the one of the groups of rotary shafts.SELECTED DRAWING: Figure 3

Inventors:
SAWADA KAZUYA
HIRAYAMA SOICHIRO
MITAMURA AKIHIRO
Application Number:
JP2017252728A
Publication Date:
July 22, 2019
Filing Date:
December 28, 2017
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND ENVIRONMENTAL & CHEMICAL ENG CO LTD
International Classes:
B09B3/00; F26B17/20; C02F11/12; F26B25/00
Attorney, Agent or Firm:
Yasushi Matsunuma
Eisuke Ito
Hiroyuki Hashimoto
Satoshi Koto
Koichiro Kamata
Taichi Hasegawa