FLOW CONTROL

A pumping system for moving water of a swimming pool includes a water pump and a variable speed motor. The pumping system further includes means for determining a first motor speed of the motor, means for determining first and second performance values of the pumping system, and means for comparing...

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Bibliographische Detailangaben
Hauptverfasser:	BERTHELSEN, LARS HOFFMANN, KJAER, GERT, LUNGEANU, FLORIN, WESTERMANN-RASMUSSEN, PETER, STILES, ROBERT W
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BLASTING BUILDING BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES CONTROLLING FENCING FIXED CONSTRUCTIONS HEATING LIGHTING MASTS MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS PHYSICS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS REGULATING SWIMMING OR SPLASH BATHS OR POOLS SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES TENTS OR CANOPIES, IN GENERAL WEAPONS
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