Variable rate pumping system
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United States of America Patent
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Jul 21, 2009
Grant Date -
Apr 27, 2006
app pub date -
Oct 27, 2004
filing date -
Oct 27, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
A pumping system comprising a motor, wherein the motor has an operating speed, a pump coupled to the motor, wherein the pump has a volumetric displacement, a fluid end coupled to the pump, wherein the fluid end is operable to draw fluid from an input and provide fluid to an output, and a control system operable to regulate the motor and the pump in order to provide fluid to the output at a selected pressure and flow rate within a continuous range of pressures and flow rates between the peak horsepower output and peak torque output of the motor.
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