Controlling operation of a centrifugal pump

The operation of a centrifugal pump which pumps a liquid or suspension (e.g. 8-12 percent consistency) containing gas is controlled to minimize pump power consumption, or to vary the pump flow rate. The suspension is rotated within the pump so that a gas bubble is created at a central part of the pu...

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Bibliographische Detailangaben
Hauptverfasser:	REPONEN, VOITTO, HARKONEN, ESKO, GULLICHSEN, JOHAN E, KUJALA, JAAKKO, NISKANEN, TOIVO
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS PAPER-MAKING PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PRODUCTION OF CELLULOSE PUMPS FOR LIQUIDS OR ELASTIC FLUIDS SEPARATION TEXTILES TRANSPORTING TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKINGMACHINE WEAPONS
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