56 patents
Utility
Method of cleaning a component having a thermal barrier coating
12 Dec 23
A method of cleaning a component includes providing the component following the operation of the component in a high temperature environment, the component including a thermal barrier coating (TBC), cleaning the TBC of the component using a sponge jet blasting process, and measuring a cleaned thickness of the TBC to verify that the cleaned thickness exceeds a predetermined minimum value that will allow the return of the component to the high temperature environment.
Robert Schaer, Mahmood K. Silieti, Rafael A. de Cardenas
Filed: 20 Sep 18
Utility
Turbine blade health monitoring system for identifying cracks
31 Oct 23
A method of determining the location and size of a crack in a blade includes measuring a time of arrival of a tip of the blade at an angular position in a rotation, using the time of arrival to calculate a displacement of the tip of the blade, and using the displacements to calculate a first vibration condition and a second vibration condition for the blade.
Manish Kumar, Roger W. Heinig
Filed: 3 Dec 20
Utility
System and method for repairing high-temperature gas turbine components
24 Oct 23
A method of repairing a component includes removing a damaged portion from the component to leave a first interface surface that is defined by a continuous curve, mixing a powdered base material and a binder to define a mixture, and printing the mixture into a desired shape without melting the base material.
Kazim Ozbaysal, Ahmed Kamel
Filed: 18 Jan 22
Utility
Method for modulating a turbine cooling supply for gas turbine applications
24 Oct 23
A method of modulating a cooling supply in a gas turbine engine includes providing the engine comprising a compressor section and a turbine section and including a cooling flow circuit, the cooling flow circuit supplying a cooling air flow from a compressor cavity in the compressor section to a blade ring cavity in the turbine section, wherein the cooling flow circuit includes a main line with a full capacity valve, measuring a first pressure in the blade ring cavity, measuring a second pressure in the compressor cavity, adjusting, by a control system, the opening of the full capacity valve to control the cooling air flow through the main line in order to maintain a target pressure ratio, wherein the pressure ratio defined as a ratio of the first pressure to the second pressure.
Ashok Reddy Gitta, Damien G. Teehan, Yan Yin, Chirag Patel, John T. Fetherolf, Jr.
Filed: 24 Mar 20
Utility
Nickel based superalloy weld filler
24 Oct 23
A weld filler is proposed which significantly improves the weldability of some nickel-based superalloys and includes the following constituents (in wt %): 14.6%-15.6% chromium (Cr), 10.4%-11.4% cobalt (Co) 4.6%-5.0%, molybdenum (Mo), 4.4%-5.2% tungsten (W), 1.4%-1.8% tantalum (Ta), 3.0%-3.7% aluminum (Al), 0.7-1.3% titanium (Ti), 0.14%-0.16% carbon (C), 0.0425-0.0575% zirconium, 0.7%-1.2% hafnium (Hf), at most 0.15% iron, at most 0.1% manganese, at most 0.1% silicon, at most 0.1% vanadium, at most 0.015% boron, trace elements, and remainder nickel.
Thaddeus Strusinski
Filed: 27 May 21
Utility
Reciprocating compressor valve assembly
17 Oct 23
A reciprocating compressor includes a compressor cylinder defining a cylinder wall, a valve bore formed in the cylinder wall, and a compressor valve assembly arranged in the compressor cylinder.
Scott J. Delmotte
Filed: 19 Dec 19
Utility
Low melt superalloy powder for liquid assisted additive manufacturing of a superalloy component
12 Sep 23
A low melt superalloy powder mixture is provided for use with additive manufacturing or welding metal components or portions thereof.
Kazim Ozbaysal, Ahmed Kamel
Filed: 18 Jan 22
Utility
Inlet valve system
22 Aug 23
An inlet valve system (10), as may be used for a cylinder chamber (20) of a compressor, such as a reciprocating compressor, is disclosed.
Joel T. Sanford
Filed: 8 Jun 21
Utility
Crack healing additive manufacturing of a superalloy component
1 Aug 23
A method of additively manufacturing is provided.
Kazim Ozbaysal, Ahmed Kamel, Shankar P. Srinivasan
Filed: 28 Jan 22
Utility
Methods and apparatus of welding using electrodes with coaxial powder feed
1 Aug 23
A welding method using embodiments of electrodes (100) with coaxial power feed.
Gerald J. Bruck
Filed: 27 Jun 17
Utility
High melt superalloy powder for liquid assisted additive manufacturing of a superalloy component
11 Jul 23
A high melt superalloy powder mixture is provided for use with additive manufacturing or welding metal components or portions thereof.
Kazim Ozbaysal, Ahmed Kamel
Filed: 18 Jan 22
Utility
System and method utilizing thermochemical energy storage for abatement of volatile organic compounds
11 Jul 23
System and method utilizing thermochemical energy storage for abatement of volatile organic compounds (VOCs) are provided.
Richard J. Wiederien, Joseph T. Williams, Enrique J. Mora
Filed: 15 Feb 22
Utility
Supercritical CO2 cooled electrical machine
27 Jun 23
Systems and methods are provided to cool a heat producing component in an electrical machine system.
Raul Ricardo Rico, Christopher Lowry, Patrick King Wah May
Filed: 5 Jul 19
Utility
Pre-combustion chamber system
27 Jun 23
A pre-combustion chamber system is presented.
Ryan McLaughlin, Kevin Alexander
Filed: 29 Apr 19
Utility
System and method for repairing a generator main lead
28 Feb 23
A turbogenerator includes a stator core defining a first end and a second end, a plurality of stator bars disposed within the stator core, each stator bar including a coolant flow path, and a parallel ring having a first segment and a second segment separate from the first segment.
Nicholas Eberhardt
Filed: 28 Apr 21
Utility
Methods and systems for enhanced dissolved gas floatation
7 Feb 23
There is disclosed processes and systems for improving the efficiency of the separation of insoluble contaminants from a fluid in a floatation unit.
Shane P. Wiercinski, Curtis D. Cooley, Chad L. Felch
Filed: 13 Aug 18
Utility
Enhanced guided wave thermography inspection systems and methods of using the same
7 Feb 23
Non-destructive inspection systems (10) and methods for inspecting structural flaws that may be in a structure (15) based on guided wave thermography.
James F. Landy, Paul J. Zombo, Cody J. Borigo, Joseph L. Rose, Steven E. Owens
Filed: 1 Aug 17
Utility
Air gap baffle train for a zone cooled turbine generator
10 Jan 23
A generator air gap baffle train assembly includes linearly aligned baffle segments, linearly aligned wedge blocks, and a tensioning rod.
Benjamin Todd Humphries, Robert Gore
Filed: 18 Dec 20
Utility
Method and device to improve the performance of a power plant integrated with a thermal energy storage system
3 Jan 23
A power plant is provided including a heat recovery steam generator positioned to receive a flow of an exhaust gas and having a heating surface, an exhaust gas recirculation line branching off at an extraction point within the heat recovery steam generator and opening into the heat recovery steam generator at an injection point upstream of the extraction point within the heat recovery steam generator, a thermal storage system arranged between the extraction point and the injection point in the exhaust gas recirculation line wherein the thermal energy storage system stores thermal energy, and a blower arranged in the exhaust gas recirculation line to push air or exhaust gas through the thermal energy storage system.
Thorsten Wolf
Filed: 16 Nov 21
Utility
Locking wedge system having opposing wedges with interlocking detent
15 Nov 22
A locking wedge system for securing a stator coil in a slot of a stator core includes a slot layer positioned on the stator coil to inhibit movement of the stator coil within the slot, an outer wedge including a first tapered surface, an inner locking wedge positioned on the slot layer, the inner locking wedge including a second tapered face that interfaces with the first tapered face, a locking member configured to lock the inner locking wedge to the stator core, and an interlocking mechanism to couple the outer wedge to the inner locking wedge.
Robert Gore, Shane Bell
Filed: 11 Aug 20