RELATING TO POWER CONVERTERS
Granted: March 17, 2022
Application Number:
20220085614
In the field of high voltage direct current (HVDC) power transmission networks there is a need for an improved power converter. A power converter, for use in a HVDC power transmission network, comprises first and second DC terminals, for connection in use to a DC network and between which extends at least one converter limb. The or each converter limb includes first and second limb portions which are separated by an AC terminal, for connection in use to an AC network. Each limb portion…
TURBOMACHINE ROTOR DISK WITH INTERNAL BORE CAVITY
Granted: March 17, 2022
Application Number:
20220082022
A rotor disk for a gas turbine engine includes a disk body having a central bore extending therethrough. The disk body includes a bore body that extends around the central bore, a web that extends radially outward from the bore body having decreased thickness relative to the bore body and a peripheral rim that is located at an outer end of the web. The peripheral rim includes blade mounting structures for engaging complimentary mounting structures of rotor blades. The bore body has a…
METHODS OF FORMING A DUAL-STRUCTURED AIRCRAFT ENGINE STARTER/GENERATOR APPARATUSES
Granted: March 3, 2022
Application Number:
20220063829
A method for manufacturing a dual-structured aircraft engine starting and generating apparatus is provided. The method includes printing a housing using a three-dimensional printing process including a main machine portion and an exciter portion for receiving at least part of a generator system. Printing the housing includes printing a cooling jacket portion comprising one or more cooling passages that is a monolithic part of a sidewall of the housing.
METHOD OF JOINING ADDITIVELY MANUFACTURED COMPONENTS
Granted: March 3, 2022
Application Number:
20220063191
A method for producing a component from two or more sub-components includes the steps of: producing each of the sub-components using an additive manufacturing process in which a resin, which is radiant-energy-curable, is partially cured using a selective application of radiant energy, wherein each sub-component includes a joint surface in which the resin is partially cured which is cured to a lesser degree than the remainder of the respective sub-component, so as to leave the joint…
SYSTEM AND METHOD FOR MIXING RECIRCULATING COMBUSTION ASH WITH HYDRATED LIME AND WATER
Granted: March 3, 2022
Application Number:
20220062814
A mixer for recirculating ash from solid fuel combustion with hydrated lime and water and to feed the mixture into a desulfurization reactor. The mixer includes a housing having a front wall, two outer vertical sidewalls, a rear wall, a top, and a bottom, the top includes a feed chute configured for the entry and addition of product to the mixer, and the front wall includes an opening for the mixture of product to exit. The mixer also includes a rotatable vertical shaft having an…
GAS TURBINE ENGINES INCLUDING EMBEDDED ELECTRICAL MACHINES AND ASSOCIATED COOLING SYSTEMS
Granted: February 24, 2022
Application Number:
20220056846
A gas turbine engine includes a fan located at a forward portion of the gas turbine engine. A compressor section and a turbine section are 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 electrical machine is coupled to the rotary member and is located at least partially inward of the core…
CONNECTION STRUCTURE FOR A GENERATOR ASSEMBLY
Granted: February 24, 2022
Application Number:
20220056810
A generator assembly includes a stator assembly coupled to an engine stator component of a propulsion engine, the stator assembly including: a stator support structure fixedly attached to the engine stator component; a stator disposed on a supporting surface of the stator support; a manifold coupled to the stator support, the manifold defining a connection volume and including at least one coolant opening at a connection end of the manifold; and an electrical connector extending between…
MULTISTAGE INFRARED SUPPRESSION EXHAUST SYSTEM
Granted: February 17, 2022
Application Number:
20220048640
One embodiment includes a multistage infrared suppression exhaust system for an aircraft, including: a stage one including a first exhaust conduit to receive a first exhaust air flow at a first temperature-pressure product T1P1, a second exhaust conduit to receive a second exhaust air flow at a second temperature-pressure product T2P2, and a flow integrator mechanically configured to mix the first exhaust air flow with the second exhaust air flow in an integration chamber while…
Adaptive linear linked piston electric power generator
Granted: February 17, 2022
Application Number:
20220049646
A load adaptive linear electrical generator system is provided for generating DC electrical power. The electrical generation system includes one or more power generation modules which will be selectively turned on or off and additively contribute power depending on the DC power demand. Each power generating module includes a pair of linear electrical generators connected to respective ones of a pair of internal combustion piston based power assemblies. The piston in the internal…
Adaptive linear linked piston electric power generator
Granted: February 17, 2022
Application Number:
20220049645
A load adaptive linear electrical generator system is provided for generating DC electrical power. The electrical generation system includes one or more power generation modules which will be selectively turned on or off and additively contribute power depending on the DC power demand. Each power generating module includes a pair of linear electrical generators connected to respective ones of a pair of internal combustion piston based power assemblies. The piston in the internal…
SYSTEM AND METHOD FOR BREAKING APART A SUBSTANCE
Granted: February 10, 2022
Application Number:
20220042681
An apparatus for breaking apart a substance is provided. The apparatus includes a body configured to be selectively secured via a fastener between two surfaces of a container and to break apart the substance upon impact. At least a portion of the body is operative to drop towards a bottom surface of the container upon removal of the fastener so as to facilitate removal of the substance from the container.
METHOD AND APPARATUS FOR ADDITIVE MANUFACTURING WITH SHARED COMPONENTS
Granted: February 10, 2022
Application Number:
20220040921
An additive manufacturing machine includes: a resin support which has at least a portion which is transparent, wherein the resin support defines a build surface; a material depositor operable to deposit a resin which is radiant-energy-curable onto the build surface; at least two build stations, each build station including: a stage positioned adjacent the build zone and configured to hold a stacked arrangement of one or more cured layers of the resin; one or more actuators operable to…
LIDAR SYSTEM AND METHOD
Granted: February 3, 2022
Application Number:
20220035032
A light detection and ranging (LiDAR) system includes light sources configured to generate separate beams of light, a lens array configured to receive the separate beams of light from the light sources and to collimate the separate beams of light into collimated outgoing light that is directed toward an examined area of interest, a light sensitive detector configured to sense reflection of at least part of the collimated outgoing light, and one or more processors configured to determine…
METHOD AND APPARATUS FOR CONTINUOUSLY REFRESHING A RECOATER BLADE FOR ADDITIVE MANUFACTURING
Granted: January 27, 2022
Application Number:
20220023952
The present disclosure generally relates to additive manufacturing systems and methods involving a mechanism for feeding in a desired amount of fresh recoater blade. This can be accomplished by, for example, spooling the fresh blade material from a spool. This helps prevent work stoppage when a portion of a recoater blade becomes damaged. As such, the present disclosure also relates to a system and method for detecting whether a recoater blade is damaged, and if there is damage, then…
SYSTEM AND METHOD FOR HEAT EXCHANGER CONTROL BASED ON REAL-TIME CORROSION MONITORING
Granted: January 13, 2022
Application Number:
20220011062
A system and method of controlling corrosion of a heat exchanger, having a hot gas inlet and outlet and a cold side inlet and outlet. The method includes determining a temperature of the heat exchanger at a first selected location, controlling a temperature of a corrosion sensing device to a first selected temperature based on the temperature of the surface of the heat exchanger and determining a corrosion rate associated with the heat exchanger surface at the first selected location for…
HIGH FREQUENCY TRANSIENTS SUPPRESSION FOR HVDISCONNECTORS WITH SLIDING RESISTOR
Granted: January 6, 2022
Application Number:
20220005657
A disconnector to reduce considerably high voltage and high frequency current generated during the service no-load opening and closing, the disconnector comprising a first main contact a second main contact, a sliding contact and an arcing horn having a length, the disconnector having a connected state, an intermediate state and a disconnected state, wherein in the connected state a first electrical contact is established between the first main contact and the second main contact, in…
METHODS AND SYSTEMS FOR VACUUM POWDER PLACEMENT IN ADDITIVE MANUFACTURING SYSTEMS
Granted: January 6, 2022
Application Number:
20220001603
A method for fabricating a component of with an additive manufacturing system include entraining a first portion of first material particles in an airflow generated by a vacuum source and engaging the first portion of the first material particles against an air permeable screen. The first portion of the first material particles is deposited onto a build platform. The method also includes entraining a second portion of second material particles in the airflow and engaging the second…
POWER SEMICONDUCTOR DEVICES WITH HIGH TEMPERATURE ELECTRICAL INSULATION
Granted: December 30, 2021
Application Number:
20210407878
A device comprises: a high temperature semiconductor device comprising a first surface, wherein the high temperature semiconductor device comprises an active area and a termination area disposed adjacent to the active area; an inorganic dielectric insulating layer disposed on the first surface, wherein the inorganic dielectric insulating layer fills a volume extending over an entirety of the termination area and comprises a thickness greater than or equal to 25 ?m and less than or equal…
SYSTEMS AND METHODS OF PROVIDING AN ABSTRACTION LAYER BETWEEN AN APPLICATION LAYER AND HARDWARE COMPONENTS OF A COMPUTING DEVICE
Granted: December 23, 2021
Application Number:
20210397526
A method of providing an abstraction layer between an application layer and one or more existing hardware components of a computing device includes receiving a request for a resource from the application layer, determining a component type for performing a task according to the request for the resource, determining whether the one or more existing hardware components of the computing device correspond to the component type for performing the task based on a predetermined function of the…
PERFORMANCE BENCHMARKING FOR REAL-TIME SOFTWARE AND HARDWARE
Granted: December 16, 2021
Application Number:
20210390028
A system and method determines a unique performance benchmark for specific computer object code for a particular microprocessor. By generating multiple unique benchmarks for a single, same code module on multiple different processors, the method determines which processor is optimal for the code module. By generating for a single designated processor a performance benchmark for each code modules of multiple modules, where the multiple modules have a same/similar functionality but…
