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2024
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Invention
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Power converter and method for controlling the same.
A power converter includes one or more swit... |
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2023
|
Invention
|
Energy storage system and method of control.
DC power is converted to AC power and provided to A... |
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2022
|
Invention
|
Well pump control system and method. A method for controlling a well pumping system is provided. ... |
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Invention
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Multi-way power controller and related methods. A power converter including a three-input direct ... |
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2021
|
Invention
|
Well pump control system and method.
A method for controlling a well pumping system is provided.... |
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P/S
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Variable frequency drives for applications in the oil and gas industries |
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2019
|
Invention
|
Method for balancing loss energy distribution in a circuit driving a resonant load. A method is d... |
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2018
|
Invention
|
Tandem motor linear rod pump. A method for operating a tandem motor linear rod pumping apparatus ... |
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Invention
|
Tandem motor linear rod pump. An oil pumping system to carry oil from an oil sump in a pump housi... |
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Invention
|
Power-loss ridethrough system and method. A method of operating an electric induction motor with ... |
|
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Invention
|
Method for balancing loss energy distribution in a circuit driving a resonant load.
A method is ... |
|
2017
|
P/S
|
Computer hardware, wireless sensors and computer software for monitoring positions of storage tan... |
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2016
|
Invention
|
Subterranean pump with pump cleaning mode. A method to dislodge debris from a pump system in whic... |
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Invention
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Tandem motor linear rod pump. A tandem motor linear rod pumping apparatus for imparting reciproca... |
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Invention
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Dual completion linear rod pump. A dual completion linear rod pumping apparatus for imparting rec... |
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2015
|
Invention
|
Systems and methods for connecting energy sources to power distribution network. A device include... |
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|
Invention
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Dual component density sampler apparatus. A dual component density sampler determines at least on... |
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2014
|
Invention
|
Enhanced oil production using control of well casing gas pressure. There is provided a system for... |
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Invention
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Autotransformer system reducing total harmonic distortion. There is disclosed an apparatus and me... |
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2013
|
Invention
|
Apparatus and method of referencing a sucker rod pump. There is provided a method and system to d... |
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2012
|
P/S
|
Oil-well pumping machines, namely, machines to reciprocate a subterranean pump |
|
|
Invention
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Apparatus for continued operation of an electric motor during an interruption in input power. An ... |
|
|
Invention
|
Determination and control of wellbore fluid level, output flow, and desired pump operating speed,... |
|
|
Invention
|
Cranked rod pump method. An improved method is provided, for pumping fluids, such as water and/or... |
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|
Invention
|
Estimating fluid levels in a progressing cavity pump system. A method and apparatus for operating... |
|
|
Invention
|
Linear rod pump apparatus and method. An apparatus and method for pumping fluids, such as water a... |
|
|
Invention
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Linear rod pump operating method. A method for operating a linear rod pump to pump fluids, such a... |
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2011
|
Invention
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Induction motor torque control in a pumping system. A system and method are provided for controll... |
|
|
Invention
|
Cranked rod pump apparatus and method. An improved apparatus and method are provided, for pumping... |
|
2010
|
P/S
|
computer hardware and software to reduce electrical disturbances caused by electronic motor drives |
|
|
Invention
|
Pneumatic biasing of a linear actuator and implementations thereof. An improved method and appara... |
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2009
|
Invention
|
Estimation and control of a resonant plant prone to stick-slip behavior. An apparatus is provided... |
|
2008
|
Invention
|
Cranked rod pump apparatus. An improved apparatus and method are provided, for pumping fluids, su... |
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2007
|
P/S
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Providing on-line non-downloadable software for monitoring and control of electronically controll... |
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P/S
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Computer software and computer hardware to control operation of a pump |
|
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P/S
|
Computer hardware and software to control linear reciprocating motion of a pump rod. |
|
|
P/S
|
computer hardware and software to control linear reciprocating motion of a pump rod |
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2006
|
Invention
|
Harmonic disturbance regulator. Presented is a harmonic regulator that regulates a plurality of i... |
|
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P/S
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Artificial lift system consisting of a gas-powered electricity generator and computer hardware an... |
|
|
P/S
|
Computer hardware and software to control linear reciprocating motion of a pump rod |
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2004
|
P/S
|
AC and DC motor drive units for uncoilers, recoilers, temper mills, slitters, edge trimmers, stra... |
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2002
|
P/S
|
software for automated industrial systems; namely, programmable software for the control and oper... |
|
2001
|
P/S
|
AC and DC motor drives and drive controls for industrial application |
|
2000
|
P/S
|
Software for industrial drive and control products and systems; namely, software to program, modi... |
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1974
|
P/S
|
DIGITALLY CONTROLLED DC MOTOR DRIVE UNITS |
