Device for controlling valve

The invention relates to a device for controlling a valve, the valve having an electromagnet with a coil and being designed such that the valve controls the pressure of the system in accordance with a dead volume of the system in such a way that the coil is supplied with an electric current, the dev...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: OMMERT PETER, GRUBER MARTIN, KNOLL FRANK
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The invention relates to a device for controlling a valve, the valve having an electromagnet with a coil and being designed such that the valve controls the pressure of the system in accordance with a dead volume of the system in such a way that the coil is supplied with an electric current, the device having a control unit and a dead volume control unit, the control unit being designed in such a way that the control unit controls the current for the actuation of the valve using a control loop having a plurality of elements which are regulated by a control parameter in order to obtain an actual pressure value at the valve, in particular dependent on the dead volume, the dead volume and the control parameter having a non-proportional and non-linear relationship, and a plurality of control parameters must be changed to adapt to the dead volume; the dead volume-adjustment unit is configured in such a way that the dead volume-adjustment unit simultaneously adjusts a plurality of control parameters using a separat