发明名称 STYRNING AV EN PAPPERSBANA
摘要 A method of controlling the properties of a paper web across the feed direction, i.e., cross profile, in a paper machine. The cross profile is adjusted in a plurality of setting positions across the web. Proceeding from a measured cross profile and desired cross profile, an optimum correction in the setting positions is calculated, so that the cross profile is brought into agreement with the desired one. At this calculation the circumstance is utilized, such that a disturbance in the stock in a certain setting position results in a corresponding change in the cross profile of the paper web.
申请公布号 SE8004084(L) 申请公布日期 1981.12.03
申请号 SE19800004084 申请日期 1980.06.02
申请人 SVENSKA TRAEFORSKNINGSINST 发明人 KARLSSON H;LUNDQVIST I;HERDIN B;OSTMAN T
分类号 D21F1/06;D21F1/00;D21F1/02;D21F7/06;D21G9/00;(IPC1-7):D21F7/06;G05D5/02;G05B13/00 主分类号 D21F1/06
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