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STILES ROBERT W, BERTHELSEN LARS HOFFMANN, WESTERMANN RASMUSSEN PETER, KJAER GERT, LUNGEANU FLORIN: SYSTEME DE REGULATION DE DEBIT, FLOW CONTROL. PENTAIR WATER POOL AND, DANFOSS LOW POWER DRIVES A DIVISION OF DANFOSS DRIVES, PENTAIR WATER POOL AND, DANFOSS LOW POWER DRIVES A DIVISION OF DANFOSS DRIVES, FINLAYSON & SINGLEHURST, April 2, 2013: CA2672410 (13 worldwide citation)

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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Stiles Robert W, Westermann Rasmussen Peter, Kjaer Gert, Kjartan Runarsson Einar, Fink Hansen Arne, Morando Alberto, Lungeanu Florin, Harvest Nils Ole, Hoffmann Berthelsen Lars, Robol Ronald B, Yahnker Christopher R, Cox Everett, Steen Donald, Murphy Kevin, Woodcock Walter J Jr, Hruby Daniel J: Control algorithm of variable speed pumping system. Pentair Water Pool And, Danfoss Low Power Drives, May 30, 2007: EP1790858-A1 (12 worldwide citation)

A pumping system includes a pump for moving water. In one aspect, this is in connection with performance of an operation. The system includes a variable speed motor operatively connected to drive the pump. A value indicative of flow rate of water is determined and the motor is controlled to adjust t ...


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Cox Everett, Fink Hansen Arne, Harvest Nils Ole, Hoffmann Berthelsen Lars, Hruby Daniel J, Kjaer Gert, Kjartan Runarsson Einar, Lungeanu Florin, Morando Alberto, Murphy Kevin, Robol Ronald B, Steen Donald, Yahnker Christopher, Stiles Robert W, Westermann Rasmussen Peter, Woodcock Walter J Jr: Control algorithm of variable speed pumping system. Pentair Water Pool And, Danfoss Low Power Drives, November 26, 2008: EP1995462-A2 (12 worldwide citation)

A pumping system (10, 110) includes a pump (16, 116) for moving water. In one aspect, this is in connection with performance of an operation. The system (10, 110) includes a variable speed motor (24, 124) operatively connected to drive the pump (16, 116). A value indicative of flow rate of water is ...


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Stiles Robert W, Berthelsen Lars Hoffmann, Robol Ronald B, Yahnker Christopher R, Hruby Daniel J, Murphy Kevin, Runarsson Einar Kjarten, Hansen Arne Fink, Lungeanu Florin, Westermann Rasmussen Peter: Speed control. Pentair Water Pool And, Danfoss Low Power Drives, Stiles Robert W, Berthelsen Lars Hoffmann, Robol Ronald B, Yahnker Christopher R, Hruby Daniel J, Murphy Kevin, Runarsson Einar Kjarten, Hansen Arne Fink, Lungeanu Florin, Westermann Rasmussen Peter, FELLOWS Gerald L, June 19, 2008: WO/2008/073413 (2 worldwide citation)

A pumping system for moving water of a swimming pool includes a water pump, an infinitely variable speed motor, and an arrangement for operating the motor. In one example, the pumping system includes a memory configured to store a plurality of retained speed values, an arrangement for providing a pl ...


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Stiles Robert W, Berthelsen Lars Hoffmann, Westermann Rasmussen Peter, Kjaer Gert: Flow control. Pentair Water Pool And, Danfoss Low Power Drives, Stiles Robert W, Berthelsen Lars Hoffmann, Westermann Rasmussen Peter, Kjaer Gert, Lungeanu Florin, FELLOWS Gerald L, June 19, 2008: WO/2008/073386 (1 worldwide citation)

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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Stiles Robert W, Berthelsen Lars Hoffmann, Westermann Rasmussen Peter, Kjaer Gert, Lungeanu Florin: Anti-entrapment and anti-deadhead function. Pentair Water Pool And, Danfoss Low Power Drives, Stiles Robert W, Berthelsen Lars Hoffmann, Westermann Rasmussen Peter, Kjaer Gert, Lungeanu Florin, FELLOWS Gerald L, June 19, 2008: WO/2008/073418 (1 worldwide citation)

A pumping system includes a water pump for moving water. The pumping system includes means for determining a value indicative of a blockage that inhibits the movement of water through the pumping system, and means for determining a performance value of the pumping system. In one example, the pumping ...