Control system for manufacturing machine for manufacturing fibrous material web e.g. paper tissue, has control circuits coupled with one another such that measurement value of one of control circuits is equal to that of other circuit
The system has two control circuits provided with a measuring device (6), where one of the control circuits controls a base weight transverse profile. The other control circuit controls a thickness transverse profile. Actuators (7-9) are adjusted such that that the property of the transverse profile...
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Zusammenfassung: | The system has two control circuits provided with a measuring device (6), where one of the control circuits controls a base weight transverse profile. The other control circuit controls a thickness transverse profile. Actuators (7-9) are adjusted such that that the property of the transverse profile of the fibrous material web remains within a predetermined interval. The control circuits are coupled with one another such that the measurement value of one of the control circuits is equal to that of the other control circuit. An independent claim is also included for a method for manufacturing a fibrous material web such as paper tissue and paperboard web.
Die Erfindung betrifft ein Regelsystem für eine Maschine zur Herstellung einer Faserstoffbahn, wie einer Papier- Tissue- oder Kartonbahn, bei dem das Regelsystem aus mindestens zwei Regelkreisen (12, 13) mit jeweils einer Mess-/Steuer-/Regelungs-Vorrichtung besteht, wobei der erste Regelkreis (13) und der zweite Regelkreis (12) miteinander gekoppelt sind, so dass die Messwerte des jeweils anderen Regelkreises zur jeweiligen Regelung mit verwendbar sind. |
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