HEAT EXCHANGER INCLUDING FURCATING UNIT CELLS
Granted: May 16, 2024
Application Number:
20240159471
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…
APPARATUS AND METHOD FOR RAPID CHARGING USING SHARED POWER ELECTRONICS
Granted: May 16, 2024
Application Number:
20240157821
An apparatus comprises a power electronic energy conversion system comprising a first energy storage device configured to store DC energy and a first voltage converter configured to convert a second voltage from a remote power supply into a first charging voltage configured to charge the first energy storage device. The apparatus also includes a first controller configured to control the first voltage converter to convert the second voltage into the first charging voltage and to provide…
SYSTEMS FOR FLUID SUPPLY CONTAINMENT WITHIN ADDITIVE MANUFACTURING APPARATUSES
Granted: May 16, 2024
Application Number:
20240157647
Embodiments of the present disclosure are directed to a fluid containment system, comprising a body having a set of panels and seals that define an interior cavity. One or more fluid supply sources are fluidly coupled to the interior cavity; the one or more fluid supply sources provide at least one fluid to the interior cavity. A sensor is positioned within the interior cavity, and the sensor is configured to detect a threshold lower explosive limit (LEL) of a vapor within the interior…
BUILD MATERIAL ESCAPEMENT ASSEMBLY AND ADDITIVE MANUFACTURING SYSTEMS INCLUDING SAME
Granted: May 16, 2024
Application Number:
20240157643
A build material escapement assembly for an additive manufacturing system includes a retaining plate for coupling the build material escapement assembly to the additive manufacturing system. A base having a plurality of ports is disposed beneath the retaining plate, and a support frame is disposed within the base. A diaphragm is disposed around the base, and a retractable plate is disposed between the support frame and the diaphragm. A top plate is further coupled to the retractable…
SYSTEMS AND METHODS FOR IDENTIFYING GRID FAULT TYPE AND FAULTED PHASE
Granted: May 9, 2024
Application Number:
20240151762
A system for detecting a fault type and faulted phase in a power grid includes a controller and a relay. The relay is configured to monitor a line of the power grid and generate a monitoring signal. The controller may be configured to determine, in response to the monitoring signal received from the relay, sequence voltages and sequence currents in the line. The controller may further determine, in response to the sequence voltages and sequence currents, an absence or a presence of a…
GAS TURBINE ENGINE WITH ACOUSTIC SPACING OF THE FAN BLADES AND OUTLET GUIDE VANES
Granted: May 9, 2024
Application Number:
20240151185
A gas turbine engine comprises a fan, a core turbine engine coupled to the fan, a fan case housing the fan and the core turbine engine, a plurality of outlet guide vanes extending between the core turbine engine and the fan case, and an acoustic spacing. The fan comprises a plurality of fan blades that define a fan diameter and a BEAL. The fan case comprises an inlet and an inlet length between the inlet and the fan. The acoustic spacing comprises a distance between the fan and the…
ELECTRIC MACHINE WITH LOW PROFILE RETENTION ASSEMBLY FOR RETENTION OF STATOR CORE
Granted: May 2, 2024
Application Number:
20240146125
An electric machine with a low profile retention assembly for retention of a stator core is disclosed. A first housing houses the stator core. The first housing has an axial end face with a circumferentially extending, shaped profile having recessed portions that project axially inward alternating with non-recessed portions. A portion of the stator core extends axially out from the recessed portions. A core retention spring is disposed circumferentially at the axial end face of the first…
SYSTEM FOR READYING SUB-CRITICAL AND SUPER-CRITICAL STEAM GENERATOR, SERVICING METHOD OF SAID SUB-CRITICAL AND SUPER-CRITICAL STEAM GENERATOR AND METHOD OF OPERATION OF SUB-CRITICAL AND SUPER-CRITICAL STEAM GENERATOR
Granted: April 25, 2024
Application Number:
20240133319
A system for readying sub-critical and super-critical steam generator, a servicing method of the sub-critical and the super-critical steam generator and a method of operation of sub-critical and super-critical steam generator is provided. The steam generator includes a first auxiliary heating device disposed on at least one water-steam separator for heating the at least one water-steam separator, and/or a second auxiliary heating device disposed at least on a part of furnace top-end…
MECHANICAL AND ELECTRICAL CONNECTION OF ELECTRIC MACHINES AND ELECTRICAL COMPONENTS IN AN ELECTRICAL SYSTEM USING QUICK CONNECT/DISCONNECT CONNECTORS
Granted: April 18, 2024
Application Number:
20240128695
An approach for facilitating mechanical and electrical connection of electric machines and electrical components in an electrical system using connectors with quick connect/disconnect electrical connectors is disclosed. Each quick connect/disconnect electrical connector can be placed on the end of an electrical power distribution cable that connects with an electric machine or electrical component. The electric machines and electrical components and the electrical power distribution…
SYSTEMS AND METHODS FOR DYNAMIC RATING OF POWER GRIDS
Granted: April 18, 2024
Application Number:
20240128752
A system for dynamic rating of a power grid may include a plurality of terminal units, and a controller. The terminal units may detect a voltage phasor and a current phasor at nodes of the power grid. The controller may, based on the voltage phasors and the current phasors of the plurality of nodes, determine a dynamic thermal stability power rating for each line, a dynamic angular stability power rating for each node, and a dynamic voltage stability power rating for each node. The…
METHODS AND SYSTEMS FOR STARTING SECURE COMMUNICATION IN SYSTEMS WITH HIGH AVAILABILITY
Granted: April 4, 2024
Application Number:
20240113867
A distributed control system includes an electronic control unit to establish secure communication with a distributed control module. Upon determination that a previously negotiated session key is stored on the electronic control unit, the electronic control unit transmits encrypted communications with the distributed control module using the previously negotiated session key, negotiates a new session key with the distributed control module, and stores the new session key. Upon…
DEVICES, SYSTEMS, AND METHODS FOR SECURELY LOADING EMBEDDED SOFTWARE USING A MANIFEST
Granted: April 4, 2024
Application Number:
20240111872
A method for initializing an engine control system of an aircraft may include authenticating a boot loader, authenticating a manifest in response to authentication of the boot loader wherein the manifest contains hashes of one or more software components, and in response to authentication of the manifest, loading a first set of software components from among the one or more software components onto a non-transitory computer-readable medium, calculating a hash of each software component…
COUNTER-ROTATING GAS TURBINE ENGINES INCLUDING TURBINE SECTIONS WITH SEPARABLE TORQUE FRAMES
Granted: April 4, 2024
Application Number:
20240110504
A gas turbine engine includes a fan located at a forward portion of the gas turbine engine, and a compressor section and a turbine section arranged in serial flow order. The compressor section and the turbine section together define a core airflow path. A rotary member is rotatable with the fan and with a low pressure turbine of the turbine section. The low pressure turbine includes a rotating drum to which a first airfoil structure is connected and extends radially inward toward the…
DISPATCH ADVISOR TO ASSIST IN SELECTING OPERATING CONDITIONS OF POWER PLANT THAT MAXIMIZES OPERATIONAL REVENUE
Granted: March 21, 2024
Application Number:
20240095623
A dispatch advisor to assist in selecting operating conditions of a power plant that maximizes operational revenue is described. The dispatch advisor obtains a base load map for operating the power plant to meet base load power demands. The base load map includes a primary base load operating space for attaining target plant power output and efficiency, and an expanded base load portion for attaining higher plant power output and less than optimal efficiency. Both the primary base load…
GAS TURBINE ENGINES WITH HEAT RECOVERY SYSTEMS
Granted: March 21, 2024
Application Number:
20240093642
A gas turbine engine includes a fan located at a forward portion of the gas turbine engine, a compressor section and a turbine section arranged in serial flow order. The compressor section and the turbine section together define a core airflow path. A rotary member is rotatable with at least a portion of the compressor section and with at least a portion of the turbine section. An outlet guide vane assembly includes multiple outlet guide vanes located in an exhaust airflow path…
APPARATUS AND METHOD FOR GUIDING A CUTTING/DRILLING TOOL AND CAPTURING GENERATED FOREIGN MATERIAL
Granted: March 21, 2024
Application Number:
20240091864
A guide for cutting a dowel pin of a rotor assembly is provided. The guide includes a catch basin, including a first catch basin portion and a second catch basin portion, and a shim. The first catch basin portion and the second catch basin portion form a cutting tool receiver. The shim extends from a first edge having a cross-section that is complementary to a surface of the rotor assembly. The first catch basin portion and the second catch basin portion form a receptacle that…
MATERIAL SYSTEMS FOR REPAIR OF THERMAL BARRIER COATING AND METHODS THEREOF
Granted: March 14, 2024
Application Number:
20240084703
Methods for repairing a thermal barrier coating deposited on a component with localized spallation of the thermal barrier coating includes depositing a primer slurry on a thermally grown oxide of the component exposed by the localized spallation, depositing a ceramic slurry on the primer slurry, and heating the primer slurry and the ceramic slurry. The primer slurry includes a primer that includes at least one of a metal and a metal oxide. The ceramic slurry includes a ceramic material,…
CHEMICAL VAPOR DEPOSITION DURING ADDITIVE MANUFACTURING
Granted: March 7, 2024
Application Number:
20240076779
The present disclosure generally relates to methods and apparatuses for chemical vapor deposition (CVD) during additive manufacturing (AM) processes. Such methods and apparatuses can be used to embed chemical signatures into manufactured objects, and such embedded chemical signatures may find use in anti-counterfeiting operations and in manufacture of objects with multiple materials.
AIRCRAFTS, SYSTEMS, AND METHODS FOR PROVIDING CONSTANT TORQUE ON TAKEOFF
Granted: February 29, 2024
Application Number:
20240067347
An aircraft includes a gas turbine engine, an electric motor, and a propulsion device. The gas turbine engine and the electric motor are configured to provide a target cumulative output to the propulsion device. An electronic control unit is configured to set the gas turbine engine to a first engine mode to provide a first engine output to the propulsion device, set the electric motor to a first motor mode to provide a first motor output to the propulsion device, a sum of the first…
ROTOR BLADE ASSEMBLIES FOR TURBINE ENGINES
Granted: February 29, 2024
Application Number:
20240068372
A rotor blade assembly for a turbine engine, including an airfoil blade including an inner diameter end and an outer diameter end, a lower blade carrier coupled to the inner diameter end of the airfoil blade and rigidly coupled to a disk via a pin, an upper blade carrier coupled to the outer diameter end of the airfoil blade, and an outer drum coupled to the upper blade carrier via a radial joint. The radial joint supports radial motion of the upper blade carrier relative to an axis…
