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Title:
DEVICE FOR CONTROLLING COAL MILL
Document Type and Number:
WIPO Patent Application WO/2010/050364
Kind Code:
A1
Abstract:
Disclosed is a device for controlling a coal mill capable of estimating the amount of coal outputted with a desired accuracy.  The device estimates the amount of coal pulverized by the coal mill and outputted to a boiler.  The device includes a main computing circuit for computing a command signal relating to the amount of coal supplied from detected data sent from the boiler or a generator connected to the boiler and an additional control unit for computing the difference between a normal amount-of-coal-outputted pattern predetermined for the coal mill and the current amount-of-coal-outputted pattern.  The result of the computation by the additional control unit is applied to the main computing circuit as a correction signal.

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Inventors:
TSUTSUMI, Takanori (C/O NAGASAKI Research & Development Center, MITSUBISHI HEAVY INDUSTRIES LTD., 717-1, Fukahori-machi 5-chome, Nagasaki-sh, Nagasaki 92, 〒8510392, JP)
堤孝則 (〒92 長崎県長崎市深堀町五丁目717番1号 三菱重工業株式会社長崎研究所内 Nagasaki, 〒8510392, JP)
KOMADA, Shigehide (C/O NAGASAKI Shipyard & Machinery Works, MITSUBISHI HEAVY INDUSTRIES LTD., 1-1, Akunoura-machi, Nagasaki-sh, Nagasaki 10, 〒8508610, JP)
駒田至秀 (〒10 長崎県長崎市飽の浦町1番1号 三菱重工業株式会社長崎造船所内 Nagasaki, 〒8508610, JP)
TANIGUCHI, Masahiko (C/O NAGASAKI Shipyard & Machinery Works, MITSUBISHI HEAVY INDUSTRIES LTD., 1-1, Akunoura-machi, Nagasaki-sh, Nagasaki 10, 〒8508610, JP)
谷口雅彦 (〒10 長崎県長崎市飽の浦町1番1号 三菱重工業株式会社長崎造船所内 Nagasaki, 〒8508610, JP)
MATSUMOTO, Shinji (C/O NAGASAKI Shipyard & Machinery Works, MITSUBISHI HEAVY INDUSTRIES LTD., 1-1, Akunoura-machi, Nagasaki-sh, Nagasaki 10, 〒8508610, JP)
Application Number:
JP2009/067827
Publication Date:
May 06, 2010
Filing Date:
October 15, 2009
Export Citation:
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Assignee:
MITSUBISHI HEAVY INDUSTRIES, LTD. (16-5, Konan 2-chome Minato-k, Tokyo 15, 〒1088215, JP)
三菱重工業株式会社 (〒15 東京都港区港南二丁目16番5号 Tokyo, 〒1088215, JP)
TSUTSUMI, Takanori (C/O NAGASAKI Research & Development Center, MITSUBISHI HEAVY INDUSTRIES LTD., 717-1, Fukahori-machi 5-chome, Nagasaki-sh, Nagasaki 92, 〒8510392, JP)
堤孝則 (〒92 長崎県長崎市深堀町五丁目717番1号 三菱重工業株式会社長崎研究所内 Nagasaki, 〒8510392, JP)
KOMADA, Shigehide (C/O NAGASAKI Shipyard & Machinery Works, MITSUBISHI HEAVY INDUSTRIES LTD., 1-1, Akunoura-machi, Nagasaki-sh, Nagasaki 10, 〒8508610, JP)
駒田至秀 (〒10 長崎県長崎市飽の浦町1番1号 三菱重工業株式会社長崎造船所内 Nagasaki, 〒8508610, JP)
TANIGUCHI, Masahiko (C/O NAGASAKI Shipyard & Machinery Works, MITSUBISHI HEAVY INDUSTRIES LTD., 1-1, Akunoura-machi, Nagasaki-sh, Nagasaki 10, 〒8508610, JP)
谷口雅彦 (〒10 長崎県長崎市飽の浦町1番1号 三菱重工業株式会社長崎造船所内 Nagasaki, 〒8508610, JP)
International Classes:
B02C25/00; F22B35/00; F23K3/02; F23N5/00
Attorney, Agent or Firm:
TAKAHASHI, MATSUMOTO & PARTNERS INTELLECTUAL PROPERTY CORP. (Room 1003, Ambassador Roppongi Buildings 16-13, Roppongi 3-chome, Minato-k, Tokyo 32, 〒1060032, JP)
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