1
Kevin P Wright, Steven A Lombardi: Decentralized energy demand management. Rockwell Automation Technologies, Amin Turocy & Calvin, Alexander R Kuszewski, May 13, 2008: US07373222 (74 worldwide citation)

A decentralized load management and control system and method are provided herein. A plurality of loads in a system are associated with a multitude of respective networked load controllers. If energy demand exceeds optimum limits in operation then the networked load controllers collaborate to determ ...


2
Navid Reza Zargari, Steven Carmen Rizzo, Yuan Xiao, Bin Wu: Power converter with reduced common mode voltage. Rockwell Automation Technologies, John T Pienkos, Alexander R Kuszewski, September 25, 2007: US07274576 (63 worldwide citation)

An improved power converter that produces reduced-levels of common-mode voltages, or even entirely eliminates such voltages, is disclosed herein, along with a method of reducing common-mode voltages. In at least some embodiments, the improved power converter is equipped with common-mode filter induc ...


3
Manish Pande, Yunwei Li: Motor drive using flux adjustment to control power factor. Rockwell Automation Technologies, Boyle Fredrickson, Alexander R Kuszewski, March 23, 2010: US07683568 (55 worldwide citation)

The switching rectifier and switching inverter on a motor drive unit are modulated to indirectly change the magnitude of current and voltage stored in DC link by controlling the magnetic field of the motor to correct for both power factor lead and power factor lag over a wide range of motor speeds a ...


4
Bruce C Beihoff, Dennis L Kehl, Lee A Gettelfinger, Steven C Kaishian, Mark G Phillips, Lawrence D Radosevich: Power converter connection configuration. Rockwell Automation Technologies, Fletcher Yoder, Alexander R Kuszewski, November 11, 2008: US07450388 (54 worldwide citation)

EMI shielding is provided for power electronics circuits and the like via a direct-mount reference plane support and shielding structure. The thermal support may receive one or more power electronic circuits. The support may aid in removing heat from the circuits through fluid circulating through th ...


5
Navid Reza Zargari, Jason Cornelius Wiseman, Yuan Xiao: Systems and methods for improved motor drive power factor control. Rockwell Automation Technologies, Fay Sharpe, Alexander R Kuszewski, February 24, 2009: US07495410 (54 worldwide citation)

Systems and methods are described for controlling power factor in motor drives having a switching rectifier providing a DC link current to an inverter in which the rectifier gain is increased to provide additional DC link current to correct the drive power factor based on current drawn by capacitors ...


6
Bin Wu, Steven C Rizzo, Navid R Zargari, Congwei Liu, Weixing Feng: DC voltage balance control for three-level NPC power converters with even-order harmonic elimination scheme. Rockwell Automation Technologies, Fay Sharpe, Alexander R Kuszewski, February 24, 2009: US07495938 (50 worldwide citation)

Three-level inverter and rectifier power conversion systems and space vector modulation (SVM) controls having even-order harmonic elimination for neutral voltage balancing with a predefined vector switching sequences for half-wave symmetry in open loop system operation. The vector sequence listings ...


7
Scott D Braun: Security system and method for an industrial automation system. Rockwell Automation Technologies, Fletcher Yoder Law, Alexander R Kuszewski, May 5, 2009: US07530113 (49 worldwide citation)

An industrial automation system comprises a security access device, an industrial automation device, a user interface, and a security interface. The user interface is configured to provide a user with access to data stored inside the industrial automation device. The security interface is configured ...


8
David Walter Farchmin, David D Brandt: Location based programming and data management in an automated environment. Rockwell Automation Technologies, Quarles & Brady, Alexander R Kuszewski, October 14, 2008: US07437212 (45 worldwide citation)

A method and system for providing information related to a set of automated resources that may cooperate in an environment to perform an automated process, the method comprising the steps of associating a specific environment location with the automated process, determining the locations of resource ...


9
Zhongyuan Cheng, Navid Zargari, Yuan Xiao, Manish Pande: Power conversion system and method for active damping of common mode resonance. Rockwell Automation Technologies, Fay Sharpe, Alexander R Kuszewski, John M Miller, August 2, 2011: US07990097 (43 worldwide citation)

Power conversion systems and methods are presented for damping common mode resonance, in which inverter or rectifier switching control signals are selectively modified according to a damping resistance current value computed using a predetermined virtual damping resistance value in parallel with an ...


10
Yongqiang Lang, Navid Reza Zargari, Manish Pande, Bin Wu: Current source converter-based wind energy system. Rockwell Automation Technologies, Fay Sharpe, Alexander R Kuszewski, John M Miller, October 4, 2011: US08030791 (42 worldwide citation)

Power conversion apparatus and methods are presented for providing electrical power to a grid or other load in which a synchronous machine is driven by a wind turbine or other prime mover to provide generator power to a switching type current source converter (CSC), with a current source rectifier ( ...