Integrated fuel cell and engine combustor assembly
Granted: October 22, 2024
Patent Number:
12123353
An engine assembly includes a combustor, a fuel cell stack integrated with the combustor, and a pre-burner system fluidly connected to the fuel cell stack. The fuel cell stack is configured to direct fuel and air exhaust from the fuel cell stack into the combustor. The pre-burner system is configured to control a temperature of an air flow directed into the fuel cell stack. The combustor is configured to combust the fuel and air exhaust from the fuel cell stack into one or more gaseous…
Electrical component with a dielectric passivation stack
Granted: October 22, 2024
Patent Number:
12125745
An electrical component and method for manufacturing the electrical component with a substrate a conductor stack having multiple layers and including at least one electrically conductive path. The conductor stack mounted to the substrate with a dielectric passivation stack encasing at least a portion of the conductor stack.
Integrated systems and methods for evolving state protocols and decision support
Granted: October 22, 2024
Patent Number:
12125584
Methods, apparatus, systems and articles of manufacture are disclosed to manage care pathways and associated resources. An example apparatus includes a system monitor to coordinate a patient data analyzer and a care pathway processor to at least: identify a first patient record associated with a first care pathway; and identify a second patient record that is not on the first care pathway but should be on the first care pathway. The example apparatus includes a graphical user interface…
Mixer vanes
Granted: October 22, 2024
Patent Number:
12123596
A gas turbine combustor includes a main mixer for providing an air flow to mix with a fuel flow in a combustor. The main mixer includes an annular mixer body, a plurality of mixer vanes located circumferentially around the annular mixer body, and a plurality of wedges extending radially outward from each of the plurality of mixer vanes. At least one of the wedges includes serrations. The air flow through the main mixer enters the main mixer at a leading edge of the mixer vane, flows over…
Combustor liner having shaped dilution openings
Granted: October 22, 2024
Patent Number:
12123595
A combustor liner for a gas turbine includes a liner at least partially defining a combustion chamber. The liner includes a plurality of dilution openings therethrough, at least one dilution opening of the plurality of dilution openings defined by (a) a main dilution opening portion defining a main dilution opening perimeter, and (b) a plurality of secondary dilution opening portions arranged about the main dilution opening perimeter and extending outward from the main dilution opening…
Fuel nozzle and swirler
Granted: October 22, 2024
Patent Number:
12123592
A turbine engine can include a compressor section, a combustion section, and a turbine section in serial flow arrangement. The combustion section can include a combustor liner, a dome assembly coupled to the combustor liner, a fuel nozzle fluidly coupled to the dome assembly, a combustion chamber fluidly coupled to the fuel nozzle, and at least one set of dilution openings located in the dome assembly or combustor liner that fluidly couple to the combustion chamber. A swirler can define…
Method of assembling or disassembling a rotor blade of a wind turbine
Granted: October 22, 2024
Patent Number:
12123392
A method (800,900) of assembling or disassembling a rotor blade of a wind turbine, the wind turbine comprising a tower, a nacelle mounted on the tower and a rotor coupled to the nacelle, the rotor having a rotor hub and a rotor blade, the rotor blade comprising a first blade segment connected with the rotor hub, a second blade segment, wherein the second blade segment is configured for joining to the first blade segment such that the second blade segment extends from the first blade…
Systems and methods for providing output products to a combustion chamber of a gas turbine engine
Granted: October 22, 2024
Patent Number:
12123361
Systems and methods include a fuel cell stack extended around a combustion chamber that is configured to provide output products to the combustion chamber to achieve at least one of late lean injection and a desired combustor gas concentration distribution. The fuel cell stack is positioned at a downstream section of the combustion chamber along an axial direction.
Turbomachinery engines with high-speed low-pressure turbines
Granted: October 22, 2024
Patent Number:
12123358
A turbomachinery engine includes a fan assembly, a low-pressure turbine, and a gearbox. The fan assembly includes a plurality of fan blades. The low-pressure turbine includes 3-5 rotating stages. The low-pressure turbine includes an area ratio equal to the annular exit area of an aft-most rotating stage of the low-pressure turbine divided by the annular exit area of a forward-most rotating stage of the low-pressure turbine. In some instances, the area ratio is within a range of 3.1-5.1.
Turbomachinery engines with high-speed low-pressure turbines
Granted: October 22, 2024
Patent Number:
12123357
A turbomachinery engine includes a fan assembly, a low-pressure turbine, and a gearbox. The fan assembly includes a plurality of fan blades. The low-pressure turbine includes 3-5 rotating stages. The low-pressure turbine includes an area ratio equal to the annular exit area of an aft-most rotating stage of the low-pressure turbine divided by the annular exit area of a forward-most rotating stage of the low-pressure turbine. In some instances, the area ratio is within a range of 3.1-5.1.
Engine airfoil metal edge
Granted: October 22, 2024
Patent Number:
12123324
A method of electroforming an airfoil comprising an airfoil body. The method comprising electroforming a metal edge shell over a filler, located at a leading edge of the airfoil body, and over the airfoil body. The filler can be encapsulated within the metal edge shell and the metal edge shell has a sculpted leading edge defining a non-linear pattern.
Composite airfoil assembly having a dovetail portion
Granted: October 22, 2024
Patent Number:
12123321
A composite blade assembly for a turbine engine, the composite blade assembly having a core and a laminate skin. The core having a composite structure. The laminate skin having at least one composite ply. The laminate skin having a first portion forming a first angle relative to a horizontal plane, and a second portion forming a second angle relative to the horizontal plane.
Methods and multi-purpose powder removal features for additive manufacturing
Granted: October 22, 2024
Patent Number:
12123316
The present disclosure generally relates to methods for additive manufacturing (AM) for fabricating multi-walled structures. A multi-walled structure includes a first wall having a first surface and a second wall having a second surface facing the first surface to define a passage having a width between the first surface and the second surface in a first direction. The multi-walled structure also includes an enlarged powder removal feature connecting the first wall and the second wall.…
Clearance control system for a gas turbine engine
Granted: October 22, 2024
Patent Number:
12123308
A gas turbine engine is provided. The gas turbine engine includes: a turbomachine; a fan including a plurality of fan blades rotatably driven by the turbomachine; a nacelle surrounding at least in part the plurality of fan blades of the fan; and a clearance control system including a control ring positioned at least partially within the nacelle, coupled to the nacelle, or both for control of a clearance gap between the plurality of fan blades and the nacelle.
Seal assemblies for turbine engines and related methods
Granted: October 22, 2024
Patent Number:
12123306
A seal assembly for an aeronautical turbine engine includes a passive flow regulator. The passive flow regulator includes a seal body defining an aspiration conduit, and a flow constrictor disposed within and/or adjacently upstream of the aspiration conduit. The aspiration conduit provides fluid communication across the seal body from a relatively higher-pressure fluid volume to a relatively lower-pressure fluid volume. The flow constrictor includes one or more flexure elements that move…
Propulsion engine assemblies providing access to components within propulsor cavities
Granted: October 22, 2024
Patent Number:
12122529
Propulsion engines and methods of accessing components within propulsor cavities of propulsion engines are disclosed. A propulsion engine includes an outer engine housing that includes a propulsor cavity located therein. The propulsor cavity is axially located between a low-pressure compressor and a fan of the propulsion engine. An electric converter is disposed within the propulsor cavity.
Casting assembly
Granted: October 22, 2024
Patent Number:
12121956
A casting assembly includes a core body extending along an axial direction between a first end and a second end, the core body having a core interior surface and a core exterior surface, with the core exterior surface shaping a part surface of a cast part. The core interior surface at least partially bounds a hollow cavity. The casting assembly also includes a shell body extending along the axial direction and having a first shell surface and a second shell surface, with at least a…
Systems and methods for passive wire management
Granted: October 22, 2024
Patent Number:
12121397
A system (e.g., an ultrasound imaging system) is provided. The system includes an ultrasound probe having a cable, and an ultrasound probe holder configured to receive the ultrasound probe. The system further includes a housing supported by a base. The housing includes a connector port and a cable manage passage. The cable manage passage positioned at an upper end of the housing distal to the base. The cable extending through the cable manage passage and is attached to the connector…
Systems and methods of servicing equipment
Granted: October 15, 2024
Patent Number:
12115679
Systems and methods of servicing engines including a method of servicing an engine, the method including navigating at least a portion of a robotic assembly to a location associated with the engine; applying, from the robotic assembly, a medium to one or more adjustable components of the engine while the engine is at an elevated temperature; waiting a duration of time; and with the robotic assembly, operating on the one or more adjustable components.
Surfaces for contacting a hydrocarbon fluid and methods for preparing the same
Granted: October 15, 2024
Patent Number:
12116678
A component configured to be in contact with a hydrocarbon fluid and a method of preparing a contact surface of the component. The component may include a wall having the contact surface configured to be in contact with the hydrocarbon fluid. The contact surface is formed from a metal comprising a metal M, where M is selected from the group consisting of nickel (Ni), palladium (Pd), and platinum (Pt). A metal-ligand complex comprising phosphorus (P) is on the contact surface. The method…
