The Control Technology of Ishinomaki PM N 6 Drive

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  • 石巻工場　N6マシンドライブの制御技術
  • イシノマキ コウジョウ N6 マシンドライブ ノ セイギョ ギジュツ

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Abstract

The PM N 6 at Ishinomaki Mill, Nippon Paper Industries started up on November 1, 2007 and has been producing LWC and SLWC (Bitokoshi) . This machine has 1,600 m⁄min maximum wire speed and 9,450 mm of wire width with on-line blade coater and calender. The machine is composed of the equipment of domestic and overseas manufacturers. And main supplier for the PM is Metso which has good reputation with large coated paper machines all over the world. With Cutting edge technology of the manufacturers and production experience of us, we achieved high speed operation earlier than planned. It should be considered that drive control system contributed to this successful and stable operation ; auto tension control system at all part after pre-dryer, stability of tension by speed responsiveness improvement of coater backing roll after starting coating, speed fluctuation control which reduces paper break after the coater blade is touched or opened during high speed operation.<BR>On PM N 6, Nippon Paper introduces the first all Siemens driving system as domestic paper manufacturer. This report describes latest Siemens drive control system technology and its contribution for steady operation of PM N 6.

Journal

  • JAPAN TAPPI JOURNAL

    JAPAN TAPPI JOURNAL 64 (4), 376-381, 2010

    JAPAN TECHNICAL ASSOCIATION OF THE PULP AND PAPER INDUSTRY

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