发明名称 Method and device for controlling paper constituents in papermaking
摘要 A test paper machine, provided principally for a pilot plant, laboratory use and for process control, consists of an endless fourdrinier wire with guide rolls, a pulp stock feed device for the production of a paper sheet or paper web on the wire, a drying arrangement for drying the paper sheet produced and a control unit for regulating the test paper machine, it being required to provide a test paper machine which can be directly controlled on the basis of the properties of the paper sheet/paper web. According to the invention, at least one on-line measuring arrangement for the measurement of the properties of the paper sheet/paper web is provided in association with the drying arrangement and the measuring arrangement serves for regulating the test paper machine via the control unit.
申请公布号 DE3717144(A1) 申请公布日期 1987.12.03
申请号 DE19873717144 申请日期 1987.05.21
申请人 ROBOTEST OY 发明人 LEHTIKOSKI,OLAVI
分类号 D21H23/22;D21G9/00;G01N33/34;(IPC1-7):D21F11/00 主分类号 D21H23/22
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