1
Craig Allen
John Wesley Harris Jr, Craig Allen Bielek, Scott Edmond Ellis, Xiaoyong Fu: Apparatus and methods for cooling platform regions of turbine rotor blades. General Electric Company, Mark E Henderson, Ernest G Cusick, Frank A Landgraff, August 26, 2014: US08814518 (1 worldwide citation)

A platform cooling arrangement in a turbine rotor blade having a platform at an interface between an airfoil and a root, wherein the rotor blade includes an interior cooling passage that extends from a connection at the root to the approximate radial height of the platform, wherein, the interior coo ...


2
Craig Allen
Jason Douglas Herzlinger, Craig Allen Bielek, Jonathan Glenn Reed, Holly Renae Davis, Luis Manuel Herrera, Ariel Caesar Prepena Jacala, William Scott Zemitis: Airfoil shape for turbine bucket and turbine incorporating same. General Electric Company, James W Pemrick, Ernest G Cusick, Frank A Landgraff, May 6, 2014: US08714930 (1 worldwide citation)

A turbine bucket is provided including a bucket airfoil having an airfoil shape, the bucket airfoil having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and Z set forth in Table 1 wherein the Cartesian coordinate values of X, Y and Z are non-dimensional value ...


3
Craig Allen
John Wesley Harris Jr, Craig Allen Bielek, Scott Edmond Ellis, Daniel Alan Hynum, Melissa Ann Seely, Xiaoyong Fu: Apparatus and methods for cooling platform regions of turbine rotor blades. General Electric Company, Mark E Henderson, Ernest G Cusick, Frank A Landgraff, January 28, 2014: US08636471

A configuration of cooling channels through the interior of a turbine rotor blade, the turbine rotor blade including a platform at an interface between an airfoil and a root. In one embodiment, the configuration of cooling channels includes: an interior cooling passage that is configured to extend f ...


4
Rahul J Chillar, Robert W Taylor, James E Roberts: System for recirculating the exhaust of a turbomachine. General Electric Company, Dale J Davis, Ernest G Cusick, Frank A Landgraff, January 4, 2011: US07861511 (56 worldwide citation)

A portion of the exhaust generated by a turbomachine is recirculated through an inlet portion by an exhaust gas recirculation system. The system reduces the level of harmful constituents within the exhaust before the exhaust is recirculated.


5
Melvin Robert Jackson, David William Skelly, Raymond Grant Rowe, Donald George LaChapelle, Paul Stuart Wilson: Double wall turbine parts. General Electric Company, Ernest G Cusick, Noreen C Johnson, October 13, 1998: US05820337 (53 worldwide citation)

A double wall hot gas path part for turbines, such as an airfoil, combustor, duct or shroud, comprises an outer skin and an inner support wall that are metallurgically bonded to one another. The double wall contains integral channels for passage of cooling air adjacent to the skin. The skin may be a ...


6
Lisa Anne Wichmann, Stanley Frank Simpson: Systems and apparatus relating to reheat combustion turbine engines with exhaust gas recirculation. General Electric Company, Mark E Henderson, Ernest G Cusick, Frank A Landgraff, September 24, 2013: US08539749 (48 worldwide citation)

A power plant configured to include a recirculation loop about which a working fluid is recirculated, the recirculation loop comprising a plurality of components configured to accept an outflow of working fluid from a neighboring upstream component and provide an inflow of working fluid to a neighbo ...


7
Rahul J Chillar, Robert W Taylor, Peter Martin Maly, Jason D Fuller: Method and system for controlling an exhaust gas recirculation system. General Electric Company, Dale J Davis, Ernest G Cusick, Frank A Landgraff, November 1, 2011: US08046986 (47 worldwide citation)

A method and system for controlling an exhaust gas recirculation (EGR) system is provided. The method and system may incorporate a device or devices that continuously monitors an exhaust stream for harmful constituents. The method and system may control components of the EGR system based on the conc ...


8
Robert G Wagoner, Allen M Ritter, Anthony M Klodowski: Wind turbine with parallel converters utilizing a plurality of isolated transformer windings. General Electric Company, Edward J Smith, Ernest G Cusick, Frank A Landgraff, May 10, 2011: US07939959 (43 worldwide citation)

A system and method are provided to isolate outputs of parallel converter threads of a power system converter of a wind turbine generator by utilizing isolated power windings on the output transformer from the converter. Such isolation eliminates the circulating common mode current between the paral ...


9
Raymond Alan White, Harvey Donald Solomon, Robert Anthony Fusaro Jr: Stress corrosion crack repair by plasma arc welding underwater welding. General Electric Company, Ernest G Cusick, William H Pittman, February 17, 1998: US05719369 (43 worldwide citation)

Stress corrosion cracking damage to stainless steels and nickel base superalloys is repaired by underwater plasma transferred arc welding which under conditions which reduce residual tensile stresses in the weld and adjacent portions of the repaired structure.


10
Harvey Donald Solomon, Raymond Alan White, Robert Anthony Fusaro Jr: Method for developing residual compressive stress in stainless steel and nickel base superalloys. General Electrical Company, Ernest G Cusick, William H Pittman, January 20, 1998: US05710405 (42 worldwide citation)

Compressive residual stresses can be developed by underwater plasma transferred arc welding. The development of these compressive stresses act to prevent hot cracking and He embrittlement that can develop during welding or stress corrosion cracking that can develop subsequent to the welding operatio ...