HEAT EXCHANGER INCLUDING FURCATING UNIT CELLS
Granted: April 17, 2025
Application Number:
20250123057
A heat exchanger is provided that can include furcating unit cells coupled with each other. Each of the unit cells can be elongated along an axis and include a sidewall that defines annular ring openings on opposite ends of the unit cell along the axis. The sidewall also can define undulating annular rings between the annular ring openings and axially separated from each other along the axis. The sidewall can further define angled openings into the unit cell both above and below each of…
GAS TURBINE ENGINE WITH THIRD STREAM
Granted: April 17, 2025
Application Number:
20250122849
A gas turbine engine includes a turbomachine defining an engine inlet to an inlet duct, a fan duct inlet to a fan duct, and a core inlet to a core duct; a primary fan driven by the turbomachine; and a secondary fan located downstream of the primary fan within the inlet duct. The gas turbine engine defines a thrust to power airflow ratio between 3.5 and 100 and a core bypass ratio between 0.1 and 10. The thrust to power airflow ratio is a ratio of airflow through a bypass passage over the…
WATER-BASED BINDER SOLUTIONS FOR USE IN ADDITIVE MANUFACTURING PROCESSES
Granted: April 17, 2025
Application Number:
20250122401
A water-based binder solution comprises a thermoplastic binder, greater than or equal to 4 wt % to less than or equal to 20 wt % of a non-aqueous solvent having a boiling point greater than or equal to 100° C. and less than or equal to 175° C., and water. The thermoplastic binder comprises a first polymer strand having a weight average molecular weight (Mw) of from 5,000 g/mol to 15,000 g/mol; and at least one of a second polymer strand having a weight average molecular weight (Mw) of…
SYSTEM AND METHOD FOR PREDICTION BINDER JET DISTORTION AND VARIABILITY USING MACHINE LEARNING
Granted: March 20, 2025
Application Number:
20250093848
A method for predicting distortion of a part during sintering in an additive process includes receiving a computerized representation of a complex geometric part, discretizing the computerized representation of the complex geometric part into a plurality of elements, processing the plurality of elements of the computerized representation of the complex geometric part with a machine-learning model configured to predict a distorted geometry of the complex geometric part in response to a…
RECOAT ASSEMBLIES FOR ADDITIVE MANUFACTURING SYSTEMS AND METHODS FOR USING THE SAME
Granted: March 20, 2025
Application Number:
20250091289
A method for forming an object includes moving a recoat assembly over a build material, where the recoat assembly includes a first roller and a second roller that is spaced apart from the first roller, moving the second roller above the first roller in a vertical direction, rotating the first roller of the recoat assembly in a counter-rotation direction, such that a bottom of the first roller moves in a coating direction, contacting the build material with the first roller of the recoat…
SYSTEMS AND METHODS FOR USING ADDITIVE MANUFACTURING FOR THERMAL MANAGEMENT
Granted: February 6, 2025
Application Number:
20250048594
According to one embodiment, a thermal management system for electronic devices, including a heat frame, a conformal slot portion, chassis frame, and heat fins wherein the heat frame, conformal slot, chassis frame, and heat fins are integrally formed as a unitary structure by additive manufacturing. In another example, there is a modular vapor assembly for electronic components having a vapor chamber comprising a component surface and a top surface with a vapor channel formed…
SYSTEMS AND METHODS FOR OPTIMIZING METAMATERIAL LATTICES TO REDUCE DISTORTIONS AND STRESS
Granted: February 6, 2025
Application Number:
20250045485
A computer program product comprising a non-transitory computer-readable medium storing instructions, that when executed by a computer processor, cause the computer processor to perform obtain a model defining a geometry of a component for manufacturing using an additive manufacturing system, discretize the geometry of the component into a plurality of voxels, each voxel representing a volumetric portion of the component, identify voxels of the plurality of voxels having a value of…
AIRCRAFT HEALTH STATUS PARAMETER DISPLAY
Granted: February 6, 2025
Application Number:
20250042572
Provided is a health management system (HMS) for providing health status information about an aircraft to a user. The HMS includes an aircraft health management unit (AHMU) on-board the aircraft configured for (i) monitoring the health status information when the aircraft is airborne or stationary and (ii) recording data representative of the monitored health status information and a ground-based data delivery system (DDS) configured for (i) establishing an Internet access portal for the…
SYSTEM FOR COOLING OIL IN AN AIRCRAFT TURBINE ENGINE
Granted: January 30, 2025
Application Number:
20250035039
A system for cooling oil in an aircraft turbine engine includes an intermediate support casing configured to be located between a low-pressure compressor and a high-pressure compressor of the aircraft turbine engine. The system further includes a heat exchanger for cooling the oil by heat exchange with air. The heat exchanger is at least partially integrated into the intermediate support casing.
METHODS OF CONTROL FOR MANAGEMENT OF HOT FUEL
Granted: January 30, 2025
Application Number:
20250035041
A gas turbine engine fuel supply system can include a fuel delivery system, a thermal management system, a fuel manifold, and one or more sensors that identify one or more fuel parameters. A fuel control system is provided that adjusts parameters of the fuel based on data received from the sensors.
MONITORING OPERATION OF ELECTRON BEAM ADDITIVE MANUFACTURING WITH PIEZOELECTRIC CRYSTALS
Granted: January 30, 2025
Application Number:
20250033136
Devices, systems, methods, and kits of parts for monitoring operation of an electron beam additive manufacturing systems are disclosed. A monitoring system includes one or more measuring devices positioned on the at least one wall in the interior of a build chamber of the additive manufacturing system. Each one of the one or more measuring devices includes a piezoelectric crystal. The monitoring system further includes an analysis component communicatively coupled to the one or more…
APPARATUSES, SYSTEMS, AND METHODS FOR THREE-DIMENSIONAL, IN-SITU INSPECTION OF AN ADDITIVELY MANUFACTURED COMPONENT
Granted: January 16, 2025
Application Number:
20250020600
The present disclosure is directed to an additive manufacturing system configured to generate an electron beam directed toward a target to generate x-ray flux. The x-ray flux is directed toward the component through at least one plate with a pinhole. Interactions between the component and the x-ray flux generate x-ray radiation. The at least one detector is configured to detect the x-ray radiation through a pinhole. An analysis component is configured to generate an image comprising a…
METHODS AND APPARATUS TO IMPROVE FAN OPERABILITY CONTROL USING SMART MATERIALS
Granted: January 16, 2025
Application Number:
20250020068
Systems, apparatus, articles of manufacture, and methods are disclosed to improve fan operability control using smart materials. An engine comprising an engine surface in an airflow path, a sensor positioned on the engine surface, and a smart-material-based feature positioned on the engine surface, the smart-material-based feature triggered to modify the airflow path when the sensor outputs an indication of a detected deviation from a reference value of an operating parameter of the…
Systems and Methods for Node Selection and Ranking in Cyber-Physical Systems
Granted: December 26, 2024
Application Number:
20240427904
The present application describes techniques for node selection and ranking for, e.g., attack detection and localization in cyber-physical systems, without relying on digital twins, computer models of assets, or operational domain expertise. The described techniques include obtaining an input dataset of values for a plurality of nodes (e.g., sensors, actuators, controllers, software nodes) of industrial assets, computing a plurality of principal components (PCs) for the input dataset…
FACE SEAL ROBUST TO CASING VIBRATION
Granted: December 26, 2024
Application Number:
20240426222
This disclosure is directed to seal assemblies for a turbomachine. The seal assemblies include one or more paired rotors and stators and at least one interface between the rotors and the stators. The components of the stator may be axially and radially movable by vibrations and other mechanical interference. The stators comprise a sealing element, a seal housing, and a stator interface connected to the engine housing. In some examples, seal assembly includes a damping element to isolate…
METHODS AND APPARATUSES FOR BLADE LOCKING
Granted: December 19, 2024
Application Number:
20240418092
A lock lug for inhibiting movement of a plurality of rotor blades includes a body and an engagement mechanism. The body is sized and configured to be received within the rim slot of the rotor disk and defines a dovetail receiving aperture. The engagement mechanism extends from the body and has a retracted configuration configured to allow entry and exit of a dovetail of at least one or more of the plurality of rotor blades into and out of the dovetail receiving aperture and an extended…
CLEANING FLUIDS FOR USE IN ADDITIVE MANUFACTURING APPARATUSES AND METHODS FOR MONITORING STATUS AND PERFORMANCE OF THE SAME
Granted: December 12, 2024
Application Number:
20240408876
Embodiments of the present disclosure are directed to additive manufacturing apparatuses, cleaning stations incorporated therein, and methods of cleaning using the cleaning stations.
ADDITIVE MANUFACTURING APPARATUSES INCLUDING ENERGY EMITTERS FOR LOCALIZED HEATING
Granted: December 12, 2024
Application Number:
20240408821
A printing assembly for an additive manufacturing apparatus includes an energy emitter configured to steer one or more emissions across a build platform to raise a temperature of a build material on the build platform from an initial temperature to a first temperature, the first temperature being less than a threshold temperature set by material dependent metallurgical properties, and a fusing beam emitter configured to generate one or more laser beams to raise the temperature of the…
SYSTEMS AND METHODS FOR ADDITIVELY MANUFACTURING THREE-DIMENSIONAL OBJECTS WITH ARRAY OF LASER DIODES
Granted: December 12, 2024
Application Number:
20240408674
A system for additively manufacturing a three-dimensional object is provided. The system includes a build platform, an array of laser diodes, each laser diode of the array of laser diodes configured to direct a laser beam toward the build platform, and a controller communicatively coupled to each laser diode of the array of laser diodes such that control signals are communicated from the controller to each laser diode individually.
FAN ASSEMBLIES WITH FAN DISK INSERTS AND METHODS OF ASSEMBLING THE SAME
Granted: November 28, 2024
Application Number:
20240392690
A fan assembly for an engine includes a fan disk, fan disk inserts, and fan blades. The fan disk includes disk posts extending in a radial direction from a central region of the fan disk. The disk posts include disk post pressure surfaces that define a first array of dovetail recesses. The fan disk inserts are retained within the first array of dovetail recesses. The fan disk inserts include fan disk insert pressure surfaces that define a second array of dovetail recesses. The fan blades…
