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8182203 |
Turbine blade and gas turbine
A turbine blade and a gas turbine are provided in which the velocity of cooling fluid at the inlet of a pin fin region is improved so that the cooling performance at the trailing edge of the...
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8182225 |
Blade for a gas turbine
A blade for a gas turbine includes a leading edge running in a longitudinal direction substantially radially to an axis of the turbine; a trailing edge running in the longitudinal direction; a...
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8182224 |
Turbine blade having a row of spanwise nearwall serpentine cooling circuits
A turbine blade with an array of cells arranged along the pressure side and suction side of the airfoil to provide near wall cooling to a thin thermal skin that forms the airfoil surface of the...
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8182233 |
Component with a damping filler
A component (10) and method for manufacturing a component. The component comprises first and second panels (16, 18) spaced apart from each other, the first panel (16) having at least one protrusion...
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8182221 |
Turbine blade with tip sealing and cooling
A turbine rotor blade with a tip region cooling and sealing circuit that includes a squealer tip with a continuous tip rail, the pressure side tip rail being offset from the pressure side wall, the...
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8182223 |
Turbine blade cooling
A turbine blade with a generally hollow airfoil having an outer wall that defines at least one radially extending chamber for receiving the flow of a coolant, the airfoil including a leading edge...
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8177506 |
Microcircuit cooling with an aspect ratio of unity
A turbine engine component having improved cooling is provided. The turbine engine component includes an airfoil portion having a leading edge, a trailing edge, a pressure side, a suction side, a...
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8177507 |
Triangular serpentine cooling channels
A cooled airfoil includes a concave pressure wall extending radially from a base to a tip of the airfoil, a convex suction wall connected to the concave pressure wall at a leading edge and a...
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8172507 |
Gas turbine blade with double impingement cooled single suction side tip rail
A turbine blade is provided comprising: an airfoil including an airfoil outer wall extending radially outwardly from a blade root, a squealer tip section located at an end of the airfoil distal...
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8172533 |
Turbine blade internal cooling configuration
A cooled airfoil includes a concave pressure wall extending radially from a base to a tip of the airfoil, a convex suction wall connected to the concave pressure wall at a leading edge and a...
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8172534 |
Turbine blade or vane with improved cooling
Disclosed is a turbine blade or vane including a blade or vane body including a leading edge and a trailing edge, a plurality of cooling openings disposed along the trailing edge, a first width of...
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8172505 |
Cooling structure
In this cooling structure, a cooling flow path, which is meandering around a flow direction of a high temperature combustion gas, is provided in a structural body. The cooling flow path has an...
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8167558 |
Modular serpentine cooling systems for turbine engine components
A cooling system for use in a turbine engine component exposed to high temperatures during engine operation. The system includes a serpentine flow passage and an exhaust region. The serpentine flow...
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8167536 |
Turbine blade leading edge tip cooling system
A turbine blade for a turbine engine having a cooling system in the turbine blade formed from at least one leading edge cooling chamber for cooling the leading edge and for exhausting cooling...
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8167559 |
Turbine vane for a gas turbine engine having serpentine cooling channels within the outer wall
A turbine vane for a gas turbine engine having an outer wall containing a plurality of serpentine cooling channels. The serpentine cooling channels may be configured to receive cooling fluids from...
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8167560 |
Turbine airfoil with an internal cooling system having enhanced vortex forming turbulators
A turbine airfoil usable in a turbine engine and having at least one cooling system. At least a portion of the cooling system may include one or more cooling channels having a plurality of...
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8167537 |
Air cooled turbine airfoil with sequential impingement cooling
An air cooled turbine airfoil such as a stator vane in which the airfoil is hollowed out and an insert is secured within the hollowed out section that produces sequential impingement cooling of the...
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8167557 |
Gas turbine engine assemblies with vortex suppression and cooling film replenishment
A gas turbine engine assembly has combustion gases flowing through a gas flow path. The gas turbine engine assembly includes a stator assembly comprising a stator vane that extends into the gas...
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8167572 |
Dynamically tuned turbine blade growth pocket
A turbine blade growth pocket provides a feature to measure blade growth due to engine operation while maintaining dynamic characteristics of the turbine blade within acceptable limits by providing...
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8162609 |
Turbine airfoil formed as a single piece but with multiple materials
An air cooled turbine airfoil includes a multiple pass serpentine flow cooling circuit formed from a metallic printing process in which the blade can be printed from different materials as a single...
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8157505 |
Turbine blade with single tip rail with a mid-positioned deflector portion
A turbine blade is provided comprising: an airfoil including an airfoil outer wall extending radially outwardly from a blade root, a squealer tip section located at an end of the airfoil distal...
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8157527 |
Airfoil with tapered radial cooling passage
A turbine engine airfoil includes an airfoil structure having an exterior surface and an end portion. A cooling passage extends a length radially within the structure in a direction toward the end...
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8157526 |
Component having a film cooling hole
Conventionally coated components with film cooling holes are known, comprising a diffuser, extending through the layers into the substrate. According to the invention, the component is embodied...
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8157504 |
Rotor blades for turbine engines
A blade tip of a turbine rotor blade for a gas turbine engine, the turbine rotor blade including an airfoil and a root portion for mounting the airfoil along a radial axis to a rotor disk inboard...
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8152436 |
Blade under platform pocket cooling
Inlets are provided at a front end of inter-blade cavities for allowing coolant to flow therein to cool down the undersurface of the blade platforms as well as the rim of the disc of a rotor assembly.
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8152463 |
Method for impingement air cooling for gas turbines
In impingement air cooling of gas turbine components, cooling air velocity packs of a certain amplitude and a given frequency are applied to impingement air openings, with intervallic annular swirl...
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8152469 |
Annular turbine ring rotor
A fan-turbine rotor assembly (24) includes one or more turbine ring rotors (32). Each turbine ring rotor is cast as a single integral annular ring. By forming the turbine as one or more rings,...
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8147188 |
Air cooled bucket for a turbine
A bucket for a turbine is described. The bucket includes a dovetail portion configured to couple the bucket to a turbine wheel, the dovetail portion having a lower surface. The bucket also includes...
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8147197 |
Turbine blade platform
A turbine blade assembly is provided. The turbine blade assembly comprises a turbine blade comprising a cavity, and a blade platform supporting the turbine blade, the cavity extending into the...
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8147196 |
Turbine airfoil with a compliant outer wall
A turbine airfoil usable in a turbine engine with a cooling system and a compliant dual wall configuration configured to enable thermal expansion between inner and outer layers while eliminating...
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8147205 |
Turbomachine blade
The turbomachine blade has ribs formed in the vicinity of the trailing edge. Over the major fraction of the trailing edge (42), in zones where the temperature in operation is particularly high, the...
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8142153 |
Turbine vane with dirt separator
A turbine stator vane with a cooling circuit that improves the cooling effectiveness of the airfoil as well as collects any dirt particles before passing the clean cooling an through the cooling...
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8142137 |
Cooled gas turbine vane assembly
A gas turbine vane to improve vane performance by addressing known failure mechanisms. A cooling circuit to the trailing edge of a vane airfoil is fed from the outer diameter platform, which...
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8137068 |
Castings, casting cores, and methods
The pattern has a pattern material and a casting core combination. The pattern material has an airfoil. The casting core combination is at least partially embedded in the pattern material. The...
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8137069 |
Turbine blades
A cast turbine blade is disclosed and includes an internal cooling passage that passes (e.g., zig-zags or meanders) through the blade from an inlet in the blade root to an outlet in the blade tip....
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8133024 |
Turbine blade with root corner cooling
The turbine rotor blade with an aft flowing serpentine flow cooling circuit that discharges into a trailing edge cooling circuit and then into a row of exit cooling slots to cool the trailing edge,...
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8128366 |
Counter-vortex film cooling hole design
An apparatus for use in a gas turbine engine includes a wall defining an exterior face, a first film cooling passage extending through the wall to a first outlet along the exterior surface of the...
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8123481 |
Turbine blade with dual serpentine cooling
A turbine rotor blade with a low cooling flow serpentine circuit to provides cooling for the airfoil. The circuit includes a three pass aft flowing serpentine circuit that begins at the airfoil...
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8123464 |
Coating optimization process using a coupon and component comprising a coupon
A method for optimizing the coating of a component using a coupon by introducing the coupon into a depression of the component, in which the geometry of the component is not altered as compared to...
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8118553 |
Turbine airfoil cooling system with dual serpentine cooling chambers
A cooling system for a turbine airfoil of a turbine engine having dual serpentine cooling channels, an inward serpentine cooling channel and an outward serpentine cooling channel, positioned within...
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8118554 |
Turbine vane with endwall cooling
A turbine stator vane with an outer endwall and an inner endwall, and with an airfoil extending between the two endwalls. The inner endwall includes an endwall edge with a plurality of slots each...
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8113784 |
Coolable airfoil attachment section
A rotor blade suitable for use in a gas turbine engine includes an attachment section which defines at least one internal cooling passage along a passage axis through the attachment section.
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8113780 |
Castings, casting cores, and methods
A gas turbine engine component has a leading edge and a trailing edge and a pressure side and a suction side. The pressure side and suction side extend between the leading edge and trailing edge....
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8113779 |
Turbine blade with tip rail cooling and sealing
A turbine blade with a stepped tip rail extending along the pressure side and the suction side of the blade tip, the stepped tip rail having tip cooling holes in the stepped portion of the tip rail...
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8109726 |
Turbine blade with micro channel cooling system
A cooling system for a turbine airfoil of a turbine engine has a multi-pass serpentine flow circuit providing a flow path from a forward cooling flow entry at the root and exhausting towards the...
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8109725 |
Airfoil with wrapped leading edge cooling passage
A turbine engine airfoil includes an airfoil structure having an exterior surface providing a leading edge. A radially extending first cooling passage is arranged near the leading edge and includes...
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8105032 |
Systems and methods for internally cooling a wheel of a steam turbine
A system may cool a wheel of a steam turbine, the wheel being associated with a rotor of the steam turbine. The system may include an inlet passage and an outlet passage. The inlet passage may be...
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8105033 |
Particle resistant in-wall cooling passage inlet
A cooling microcircuit for a turbine engine component has a first cooling passage which has at least one inlet oriented in a radially outward direction for preventing particles from entering the...
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8105031 |
Cooling arrangement for turbine components
A turbine component includes an aft cooling circuit that extends between a turbine midsection and a turbine trailing end. The aft cooling circuit includes a trailing end section proximate the...
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8100653 |
Gas-turbine blade featuring a modular design
A gas-turbine blade has a root 5 and an airfoil 2, with the airfoil 2 including an internal load carrier 6 as well as an airfoil element 8 enclosing the internal load carrier 6 by forming a cavity...
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