1
John Douglas D Atre, Anthony Michael Klodowski, Allen Michael Ritter, David Smith, Robert Gregory Wagoner, Luis Jose Garces, Henning Luetze: System and method for power control in wind turbines. General Electric Company, James E McGinness Esq, Armstrong Teasdale, July 3, 2007: US07239036 (47 worldwide citation)

A system and method for power control in wind turbines are provided. The method includes switching a plurality of switching devices in a power conversion component of the wind turbine system in a normal switching mode to provide power flow through the power conversion component. The method further i ...


2
Anthony Michael Klodowski, David Smith, Robert Gregory Wagoner, Sidney Allen Barker: DC bus voltage control for two stage solar converter. General Electric Company, Dority & Manning P A, December 21, 2010: US07855906 (44 worldwide citation)

Systems, methods, and apparatus for supplying AC power to an AC power grid from a DC power source, such as a photovoltaic (PV) array are disclosed. The systems and methods can include a converter coupled to the DC power source that provides DC power to a DC bus at a DC bus voltage. The systems and m ...


3
Robert Gregory Wagoner, Anthony Klodowski: Methods and systems for operating a wind turbine power converter. General Electric Company, James McGinness Esq, Armstrong Teasdale, March 20, 2012: US08138620 (22 worldwide citation)

A method for providing an output power to a load is described. The method includes coupling a multi-thread power converter system to an alternating current (AC) generator and to a load and monitoring at least one operating characteristic of the AC generator. The method also includes providing the mu ...


4
Allen Michael Ritter, Cyrus David Harbourt, Robert Gregory Wagoner: Methods for coupling an energy storage system to a variable energy supply system. General Electric Company, Armstrong Teasdale, April 12, 2011: US07923965 (15 worldwide citation)

A method for coupling an energy storage system to a variable energy supply system includes providing an energy storage system including at least one Vanadium redox battery and at least one battery charge controller. The method also includes electrically coupling the at least one battery charge contr ...


5
Robert Gregory Wagoner, Allen Michael Ritter, Einar Vaughn Larsen, Anthony Michael Klodowski, Sidney Allen Barker: Method and systems for operating a wind turbine using dynamic braking in response to a grid event. General Electric Company, Ernest G Cusick, Frank A Landgraff, March 4, 2014: US08664788 (12 worldwide citation)

A method and system for dissipating energy in a direct current (dc) bus of a doubly-fed induction generator (DFIG) converter during a grid event is described. In one aspect, the method comprises monitoring operating conditions of an electrical system, the electrical system comprising at least a DFIG ...


6
Robert Gregory Wagoner, David Smith: Power converter system and methods of operating a power converter system. General Electric Company, James McGinness, Armstrong Teasdale, September 17, 2013: US08537581 (12 worldwide citation)

A power converter system includes a converter configured to be coupled to a power generation unit for receiving power from the power generation unit, and a bus coupled to the converter, wherein a voltage is generated across the bus when electricity is conducted through the power converter system. Th ...


7
Robert Gregory Wagoner, Fred Henry Boettner, William Duggan Brackman Jr, James Michael Nowak: Snubber circuit. General Electric Company, Cantor Colburn, September 9, 2003: US06618235 (9 worldwide citation)

A voltage transient suppression circuit for power electronic circuits comprising: a snubber circuit having a resistor and a first and second capacitive element connected in series with a switching power semiconductor; and a sensing logic device connected in parallel with the snubber circuit; the log ...


8
Robert Gregory Wagoner, David Smith, Allen Michael Ritter, Mark E Shepard: Methods and systems for operating a two-stage power converter. General Electric Company, James McGinness Esq, Armstrong Teasdale, September 4, 2012: US08259479 (8 worldwide citation)

A power conversion system for providing power to an electrical grid is described. The system includes a boost converter coupled to a photovoltaic (PV) array and configured to control a PV array voltage. The system also includes an inverter coupled to the boost converter by at least one conductor and ...


9
Anthony Michael Klodowski, David Smith, Robert Gregory Wagoner, Sidney Allen Barker: DC bus voltage control for two stage solar converter. General Electric Company, Dority & Manning P A, December 27, 2011: US08085564 (7 worldwide citation)

Systems, methods, and apparatus for supplying AC power to an AC power grid from a DC power source, such as a photovoltaic (PV) array are disclosed. The systems and methods can include a converter coupled to the DC power source that provides DC power to a DC bus at a DC bus voltage. The systems and m ...


10
Robert Gregory Wagoner, David Smith, Anthony William Galbraith: Method and system to allow for high DC source voltage with lower DC link voltage in a two stage power converter. General Electric Company, Dority & Manning P A, November 1, 2011: US08050062 (6 worldwide citation)

A system for supplying AC power from a DC power source, such as a photovoltaic array is disclosed. The system includes a converter and an inverter coupled by a DC link. Control methods and systems are provided to maintain the DC source voltage and the DC link voltage below the open-circuit voltage o ...