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Patent # Description
US-9,909,475 EGR cooler
There is provided an EGR cooler having a core portion in which a large number of flat tubes through which exhaust gases pass are stacked one on another in an...
US-9,909,474 Method for operating a drive device and corresponding drive device
A method for operating a drive device having an internal combustion engine and an exhaust gas purification device for exhaust gas of the internal combustion...
US-9,909,473 Method and system for gas particulate filter
Methods and systems are provided for diagnosing a particulate filter located in an exhaust runner of an engine cylinder. In one example, a method may include...
US-9,909,472 Engine system with turbulence assisted damping of low frequency sound
The present disclosure relates to an engine system comprising an ICE; an exhaust system; and an engine control unit for controlling operation of the engine...
US-9,909,471 Noise attenuating acoustic panel
An acoustic panel is provided that includes a first layer, a perforated second layer, a core and a noise attenuating feature. The core forms a chamber between...
US-9,909,470 Crankcase ventilation pressure management for turbocharged engine
A crankcase ventilation system for a turbocharged engine has full bi-directional flow for an idle state and a boosted state. A PCV valve provides air flow from...
US-9,909,469 Oil filter adapter and method for obtaining positive oil pressure external to engine
An oil filter adapter provides lubrication delivery for lubricating an engine bearing provides high reliability through an externally-supplied lubrication. The...
US-9,909,468 Fluid conditioning system with recirculation loop and method for operating same
A fluid conditioning system includes a recirculation pump fluidly coupled to a reservoir via a first conduit; a delivery pump fluidly coupled in series with the...
US-9,909,467 Continuous variable valve timing apparatus and engine provided with the same
A continuously variable valve timing apparatus may include a camshaft, a plurality of wheels mounted to the camshaft, of which a wheel key is formed thereto...
US-9,909,466 Central valve for a camshaft adjuster having central locking
A central valve (1) for a camshaft adjusting device including a control piston (2) having a first (3) and a second (4) control edge which enclose a first...
US-9,909,465 Camshaft adjusting device, combustion engine and assembly method
A camshaft adjustment device comprising an electromagnetic actuator (3) having an armature that can be adjusted axially along an adjustment axis (5) for...
US-9,909,464 Intermediate phase adjustment apparatus of CVVT
An intermediate phase adjustment apparatus of intermediate phase continuous variable valve timing includes chambers and a diverter valve balancing oil pressure...
US-9,909,463 Hydraulic valve and cam phaser
A hydraulic valve for a cam phaser, the hydraulic valve including a bushing element, including a longitudinal channel, a pressure medium connection that is...
US-9,909,462 Duct burner of HRSG with liner film cooling
A duct burner assembly for a HRSG having a casing that defines a combustion chamber with a liner for communicating an exhaust gas. A firing runner attaches to...
US-9,909,461 Waste heat recovery system
A waste heat recovery system is disclosed. The waste heat recovery system may include a turbine expander. The turbine expander may include a turbine blade...
US-9,909,460 Quantum otto engine
Systems and methods for operating a quantum Otto cycle, including a superconducting LC resonator circuit electrically coupled to an input control unit with a...
US-9,909,459 Gas turbine engine exhaust fluid passage duct
A fluid plenum including a body defining an internal cavity having an inlet and an outlet. The fluid plenum further includes at least one wall positioned in the...
US-9,909,458 Instrumentation boss for fan containment case
A method for installing a mounting hole through a wall of a fan case of a gas turbine engine is disclosed. The method may comprise: 1) installing a pilot hole...
US-9,909,457 Method of assembling gas turbine engine section
A method for assembling a section of a gas turbine engine is disclosed. The method involves aligning a vane ring with a first rotor hub such that a row of vanes...
US-9,909,456 Nozzle ring
An exemplary nozzle ring has two fastening rings and a plurality of guide vanes, wherein holes are provided in one of the fastening rings for accommodating pins...
US-9,909,455 Intermediate casing for a turbofan engine
An intermediate casing comprising an inner annular hub, an outer annular barrel and an annular part for separating flows situated between the hub and the outer...
US-9,909,454 Exhaust-gas turbocharger
An exhaust-gas turbocharger (1) having a compressor (2) which has a compressor housing (3), a turbine (4) which has a turbine housing (5), a bearing housing (6)...
US-9,909,453 Lubrication system for a turbine engine
A lubrication system for a gas turbine engine includes a tank, a circulation pump, and a heat exchanger. The circulation pump generates a flow of lubricant from...
US-9,909,452 Device for sealing between the coaxial shafts of a turbomachine
A device for sealing the coaxial shafts of a turbomachine includes an annular seal able to perform sealing by contact with the outer shaft, and a lubricating...
US-9,909,451 Bearing assembly for supporting a rotor shaft of a gas turbine engine
In one aspect, a bearing assembly for supporting a rotor shaft relative to a support structure of a gas turbine engine may generally include a bearing including...
US-9,909,450 Turbine assembly including at least one superhard bearing
Bearing members, such as journal bearings, and turbine assemblies for use in high speed, high horsepower applications (e.g., turbochargers, jet engines,...
US-9,909,448 Gas turbine engine component with integrated heat pipe
A heat transfer apparatus for a gas turbine engine includes: a component having a wall structure defining a flow bounding surface; a chamber formed in the...
US-9,909,447 Method for manufacturing a turbomachine casing from a composite material and associated casing
A method for manufacturing a turbomachine casing from composite material including: creating a semi-rigid protective layer from dry glass fibers that protects...
US-9,909,446 Self-locking plug
A compact, highly-reusable, self-locking includes a body component, a flexible beam finger component with a plurality of axially-oriented flexible beam fingers...
US-9,909,445 Monitoring a dynamic parameter such as torque in a rotational system
A system is provided for a turbine engine. The system includes a rotor assembly and a monitoring system. The rotor assembly includes a plurality of rotor blades...
US-9,909,444 Measurement installation for blade failure testing in a turbomachine
A turbomachine fitted with a device for gathering the information recorded during operation of the former by a strain gauge positioned on a fan blade borne by a...
US-9,909,443 Passive wireless sensors for turbomachines and method of operating the same
A machine includes a machine substrate and a dielectric layer formed over at least a portion of the machine substrate. A monitoring system for the machine...
US-9,909,442 Method of controlling a position actuation system component for a gas turbine engine
A method for controlling a position actuation system component in a gas turbine engine based on a modified proportional and integral control loop is provided....
US-9,909,441 Method of operating a clearance control system
A method of operating a clearance control system for a gas turbine engine, includes estimating, in a control module, thermal expansion values of engine...
US-9,909,440 Interlocking hole pattern seal
A seal for a turbomachine is disclosed. The seal assembly includes a rotatable shaft having a stepped outer circumferential surface that defines one or more...
US-9,909,439 Gas turbine rotor blade and gas turbine rotor
A gas turbine rotor and blade include a root portion, a platform and airfoil portion arranged along a span direction of the rotor blade, the platform located...
US-9,909,438 Hydrodynamic carbon face seal pressure booster
Aspects of the disclosure are directed to a system associated with an engine of an aircraft, the system comprising: a fluid source that is configured to provide...
US-9,909,437 Curvic seal for use in a gas turbine engine and method of assembling a gas turbine engine
A curvic seal for use in a gas turbine engine is provided. The curvic seal includes a split ring including a first slit extending therethrough, and a biasing...
US-9,909,436 Cooling structure for stationary blade
Embodiments of the present disclosure provide a cooling structure for a stationary blade, which can include: an endwall coupled to a radial end of an airfoil,...
US-9,909,435 Turbine engine variable area vane with feather seal
An apparatus for sealing a gap between a stator vane platform including a seal slot, and a rotatable stator vane including a shaft connected to a vane end. The...
US-9,909,434 Integrated strut-vane nozzle (ISV) with uneven vane axial chords
An integrated strut and turbine vane nozzle (ISV) comprising: inner and outer duct walls defining a flow passage therebetween, an array of circumferentially...
US-9,909,433 Aircraft gas turbine having a booster bleed duct in a stator vane root element of a bypass duct
An aircraft gas turbine has a core engine and a bypass duct surrounding the latter, where the core engine includes in its inflow zone a booster, in the area of...
US-9,909,432 Gas turbine transition piece aft frame assemblies with cooling channels and methods for manufacturing the same
Aft frame assemblies for a gas turbine transition pieces include a body comprising an exterior surface and a plurality of interior surfaces, one or more...
US-9,909,431 Variable dual spring blade root support for gas turbines
An adjustable blade root spring device for turbine blade fixation in turbomachinery. The device is designed to be placed in a space in a rotor disk cavity...
US-9,909,430 Turbine disk assembly including seperable platforms for blade attachment
An apparatus includes a disk, an attachment member, and a blade. The disk has an outer surface including a coupling portion. The attachment member has a...
US-9,909,429 Lightweight blade for gas turbine engine
A blade for use in a gas turbine engine has an airfoil and a dovetail. The airfoil extends radially outwardly of the dovetail. An inner surface of the dovetail...
US-9,909,428 Turbine buckets with high hot hardness shroud-cutting deposits
Turbine buckets include a pressure side, a suction side opposite the pressure side, and a bucket squealer tip attached to the pressure side and the suction...
US-9,909,427 Turbine airfoil with trailing edge cooling circuit
One aspect of the disclosure provides for a turbine airfoil. The turbine airfoil may include a trailing edge having: a set of cooling channels having a first...
US-9,909,426 Blade for a turbomachine
A blade for a turbomachine includes an airfoil portion and a root portion, the airfoil portion has an outer wall having a pressure side, suction side, leading...
US-9,909,425 Blade for a gas turbine engine
A gas turbine airfoil blade comprises an airfoil having a leading edge and a trailing edge defining fore and aft points of an airfoil chord relative to a...
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