Matches 1 - 50 out of 312 1 2 3 4 5 6 7 >


Match Document Document Title
US20120308392 Ceramic-Based Tip Cap for a Turbine Bucket  
A turbine bucket may generally include an airfoil formed from a metal-based material. The airfoil may include a base and a tip disposed opposite the base. The airfoil may also include a pressure...
US20130170997 Gas Turbine Nozzle with a Flow Fence  
The present application provides a turbine nozzle. The turbine nozzle may include an airfoil with a leading edge and a trailing edge and a flow fence extending from the leading edge to the...
US20110299990 TURBINE AIRFOIL WITH OUTER WALL THICKNESS INDICATORS  
A turbine airfoil usable in a turbine engine and including a depth indicator for determining outer wall blade thickness. The airfoil may include an outer wall having a plurality of grooves in the...
US20130108450 TURBINE BUCKET PLATFORM LEADING EDGE SCALLOPING FOR PERFORMANCE AND SECONDARY FLOW AND RELATED METHOD  
A turbine bucket includes a platform and an airfoil. A leading edge of the platform leading is circumferentially defined by a continuous curve forming at least one axially extending projection and...
US20120045320 AIR TURBINE STARTER TURBINE NOZZLE AIRFOIL  
A vane profile section for an Air Turbine Starter includes an airfoil which defines an airfoil profile section through a leading edge and a trailing edge, the airfoil profile section defined by a...
US20140265335 ULTRA HIGH EFFICIENCY POWER GENERATION SYSTEM AND WATER TURBINE  
An electrical generation system. A floating vessel is anchored in flowing water. Inlets in the hull of the vessel capture flowing water and direct the water to one or more turbines. The system is...
US20100166566 TURBINE ROTOR BLADE TIPS THAT DISCOURAGE CROSS-FLOW  
A turbine rotor blade for a gas turbine engine including an airfoil and dovetail for mounting the airfoil along a radial axis to a rotor disk inboard of a turbine shroud, the airfoil comprising: a...
US20120045342 AIR TURBINE STARTER TURBINE BLADE AIRFOIL  
A blade profile section for an Air Turbine Starter includes an airfoil which defines an airfoil profile section through a leading edge and a trailing edge. The airfoil profile section is defined...
US20150233250 GAS TURBINE ENGINE AIRFOIL  
An airfoil of a turbine engine includes, pressure and suction sides extending in a radial direction from a 0% span to a 100% span position. The airfoil has a relationship between a gap/chord ratio...
US20140123677 GAS TURBINE ENGINE AIRFOIL PROFILE  
An airfoil for a gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, an airfoil body including a leading edge and a trailing edge joined by...
US20130108451 TURBINE BUCKET ANGEL WING FEATURES FOR FORWARD CAVITY FLOW CONTROL AND RELATED METHOD  
A turbine bucket includes a radially inner mounting portion, a shank radially outward of the mounting portion, a radially outer airfoil and a substantially planar platform radially between the...
US20140341743 MODIFIED TURBINE BUCKETS AND METHODS FOR MODIFYING TURBINE BUCKETS  
Methods for modifying a turbine buckets include removing at least an original outer edge for an entire length of the slash face of the turbine bucket and adding a new material to the slash face to...
US20130064671 AIRFOIL SHAPE FOR TURBINE BUCKET AND TURBINE INCORPORATING SAME  
A turbine bucket is provided including a bucket airfoil having an airfoil shape, the bucket airfoil having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y...
US20130071249 AIRFOIL SHAPE FOR TURBINE BUCKET AND TURBINE INCORPORATING SAME  
A turbine bucket is provided including a bucket airfoil having an airfoil shape, the bucket airfoil having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y...
US20120070297 AFT LOADED AIRFOIL  
An example airfoil array includes an airfoil array configured to rotate within a turbomachine at a different rotational speed than a fan within the turbomachine. The airfoil array includes a first...
US20130136611 TURBINE BUCKET AIRFOIL PROFILE  
A turbine bucket is provided including a bucket airfoil having an airfoil shape, the bucket airfoil having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y...
US20130136610 TURBINE BUCKET AIRFOIL PROFILE  
A turbine bucket is provided including a bucket airfoil having an airfoil shape, the bucket airfoil having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y...
US20130136606 TURBINE BUCKET AIRFOIL PROFILE  
A turbine bucket is provided including a bucket airfoil having an airfoil shape, the bucket airfoil having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y...
US20130136608 TURBINE BUCKET AIRFOIL PROFILE  
The present application provides a turbine bucket including an airfoil shape. The airfoil shape may have a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and...
US20150050154 AIRFOIL TRAILING EDGE APPARATUS FOR NOISE REDUCTION  
A ridge (28) mounted or defined along a trailing edge (22) of an airfoil (20) for noise reduction. Sides (32, 34) of the ridge converge from respective suction and pressure sides (46, 48) of the...
US20130251520 SCALLOPED SURFACE TURBINE STAGE  
A turbine stage includes a row of airfoils joined to corresponding platforms to define flow passages therebetween. Each airfoil includes opposite pressure and suction sides and extends in chord...
US20140069110 TURBINE BUCKET INTERNAL CORE PROFILE  
Turbine bucket nominal internal core profiles and core insert external profiles are provided. In one embodiment, a turbine bucket includes an airfoil, platform, shank and dovetail. The bucket has...
US20130340406 FAN STAGGER ANGLE FOR GEARED GAS TURBINE ENGINE  
A gas turbine engine includes a spool, a turbine coupled with the spool, a propulsor coupled to be rotated about an axis by the turbine through the spool and a gear assembly coupled between the...
US20130136607 TURBINE NOZZLE AIRFOIL PROFILE  
The present application provides a turbine nozzle including an airfoil shape. The airfoil shape may have a nominal profile substantially in accordance with Cartesian coordinate values of X, Y and...
US20130259696 VERTICAL AXIS WIND TURBINE AIRFOIL  
A vertical axis wind turbine airfoil is described. The wind turbine airfoil can include a leading edge, a trailing edge, an upper curved surface, a lower curved surface, and a centerline running...
US20130136609 TURBINE NOZZLE AIRFOIL PROFILE  
A turbine nozzle is provided including a nozzle airfoil having an airfoil shape, the nozzle airfoil having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y...
US20130315745 AIRFOIL MATEFACE SEALING  
An airfoil includes an airfoil working portion and an adjoining endwall. The endwall has a leading edge, a trailing edge, a first mateface, and a second mateface that collectively define a...
US20130096364 PUMP AND METHOD FOR MIXED FLOW BLOOD PUMPING  
A blood pump includes a hub having an axis of rotation and a generally cylindrical shape. The hub has an upstream end region, a central region, and a downstream end region, and the hub includes a...
US20120057982 TURBINE VANE AIRFOIL  
An airfoil comprises an external surface formed in substantial conformance with a plurality of cross sections. Each of the cross sections has an axial chord and an offset at a corresponding...
US20140000280 GAS TURBINE ENGINE TURBINE BLADE AIRFOIL PROFILE  
A turbine blade for a gas turbine engine includes an airfoil that includes leading and trailing edges joined by spaced apart pressure and suction sides to provide an exterior airfoil surface...
US20130236326 BLADE POCKET DESIGN  
An airfoil includes a blade having a pocket recess therein and one or more features disposed within the pocket recess. The one or more features are configured to disrupt pressure oscillations...
US20080124219 TURBINE EXHAUST STRUT AIRFOIL PROFILE  
A turbine exhaust thin strut includes an airfoil section having a profile substantially in accordance with at least an intermediate portion of the Cartesian coordinate values of X, Y and Z set...
US20120156046 TURBINE ROTOR FOR AIR CYCLE MACHINE  
A turbine rotor for an Air Cycle Machine includes a hub with a multiple turbine blades which extend therefrom, each of the multiple of turbine blades defined by a set of coordinates.
US20100166558 METHODS AND APPARATUS RELATING TO IMPROVED TURBINE BLADE PLATFORM CONTOURS  
A flow directing assembly for use in a turbine engine comprising: a plurality of circumferentially spaced blades, each of the blades including a radial projecting airfoil with a concave pressure...
US20140161618 Metal Joining And Strengthening Methods Utilizing Microstructural Enhancement  
A method for joining first and second metal portions includes welding together the portions such that a weld nugget joins them, compressively stressing the weld nugget throughout its volume, and...
US20090226322 Airfoil design for rotor and stator blades of a turbomachine  
For the rotor and stator blades of turbomachines, more particularly of gas-turbine engines, an airfoil design is provided with a defined area of a skeleton line angle distribution for skeleton...
US20100124500 TURBOMACHINE HAVING AN UNDUCTED FAN PROVIDED WITH AIR GUIDE MEANS  
A turbomachine having two unducted external fans mounted to contrarotate about a common axis, the fans constituting respectively an upstream fan and a downstream fan, wherein at least some of the...
US20130170998 IMPELLER TUBE ASSEMBLY  
An attenuation bracket is provided and includes an annular body having an annular attenuation arm defining first through-holes and an annular base defining second through-holes. A cross-section of...
US20110097210 TURBINE AIRFOIL  
An airfoil is provided and includes a pressure surface and a suction surface. Radially corresponding surface characteristics of the pressure and suction surfaces at a spanwise local portion of the...
US20140341744 CELLULAR ACOUSTIC STRUCTURE FOR A TURBOJET ENGINE AND TURBOJET ENGINE INCORPORATING AT LEAST ONE SUCH STRUCTURE  
A cellular acoustic structure for a turbojet engine includes a closed wall. The closed wall includes at least two faces having acoustically transparent areas and acoustic reflective areas. The...
US20110052387 NON-AXISYMMETRIC AIRFOIL PLATFORM SHAPING  
Turbine blade assemblies of a turbine include airfoils that are mounted on bases. The leading and/or trailing edges of the bases are provided with curved portions. Likewise, curved portions may be...
US20150147182 ADJUSTED ROTATING AIRFOIL  
A compressor component having an airfoil with a profile in accordance with Table 1 is disclosed. The compressor component, such as a compressor blade, has an increased surface area over a portion...
US20130011266 FAN STAGGER ANGLE FOR DIRT REJECTION  
A gas turbine engine includes a spool, a turbine coupled to drive the spool, a propulsor coupled to be rotated about an axis by the turbine through the spool, and a gear assembly coupled between...
US20080145219 VORTEX GENERATORS ON ROTOR BLADES TO DELAY AN ONSET OF LARGE OSCILLATORY PITCHING MOMENTS AND INCREASE MAXIMUM LIFT  
An airborne mobile platform generally includes a plurality of rotating rotor blades operating in an airflow that forms a boundary layer on each of the rotor blades. At least one of the rotor...
US20100232970 FAN ROTATING BLADE FOR TURBOFAN ENGINE  
[Object] An object of the invention is to provide a fan rotating blade for a turbofan engine capable of increasing a bypass ratio by increasing an intake air flow rate without enlarging a diameter...
US20100322774 Airfoil Having an Improved Trailing Edge  
An airfoil (101) is provided which includes a suction side and a pressure side joined along a trailing edge (106), wherein a trailing edge portion of the airfoil is configured to take a wavelike...
US20100068064 TRANSONIC AIRFOIL AND AXIAL FLOW ROTARY MACHINE  
Sectional profiles close to a tip 124 and a part between a midportion 125 and a hub 123 are shifted to the upstream of an operating fluid flow in a sweep direction. Accordingly, an S shape is...
US20090123268 Z-NOTCH SHAPE FOR A TURBINE BLADE  
In one embodiment, a turbine bucket includes: a tip shroud with a front edge and a following edge, the front edge and the following edge including a Z-Notch profile according to the Cartesian...
US20130170984 Last Stage Blade Design to Reduce Turndown Vibration  
A turbine bucket includes a bucket airfoil having a cross-section in an airfoil shape. The bucket is twisted from a root end to a tip end. A degree of twist defines an accumulated angular offset...
US20080131271 Advanced booster stator vane  
A stator vane includes leading and trailing edges extending longitudinally between a root and a tip, the trailing edge having an exit swirl angle distribution such that the exit swirl angle has a...

Matches 1 - 50 out of 312 1 2 3 4 5 6 7 >