turbine (Total 154080 Patents Found)

Apparatus and method for governing speed and acceleration of a gas turbine system which includes a trimming unit responsive to the speed of a common shaft connecting a combustion air compressor and a gas turbine, which trimming unit varies the fuel flow to the combustion chamber. The setting of the fuel flow to a new s...
A process for adjusting the boost pressure in an internal-combustion engine, supercharged by an exhaust-gas turbocharger with adjustable turbine diffuser, to a predetermined desired boost-pressure value dependent on the operating point. To improve the efficiency of the internal-combustion engine in the non-steady-state...
An engine case of a gas turbine engine is selectively coated with a thermal barrier coating to control axial clearance between rotating and stationary airfoils. The coating is applied to the thinner portions of the engine case to retard thermal expansion of these portions of the engine case during transient conditions ...
A catalytic combustor unit for a stationary combustion turbine includes a substrate composed of a plurality of intersecting walls defining a series of generally parallel passages aligned in rows and columns, open at their opposite ends and exposed to a heated flow of fuel and air mixture therethrough. The walls have se...
An improved air turbine starter that includes fluid flow control devices. The devices may be check valves, for example normally open check valves. The check valves may be located in fluid flow paths between the starter and the gearbox to which it is mounted. The starter may also include a ring seal about the output sha...
The present invention relates to a support structure and a method for assembling a support structure in a turbine or compressor engine for rotatably supporting a rotor member in a stator member. The support structure includes an inner ring, an outer ring and a plurality of struts which extend radially between the inner...
A mid-turbine frame connected to at least one mount of a gas turbine engine transfers a first load from a first bearing and a second load from a second bearing to the mount. The mid-turbine frame includes a single point load structure and a plurality of struts. The single point load structure combines the first load an...
The present invention provides a turbine wheel with locally curved trailing edge blade tips on the blades of the turbine wheel. The locally curved trailing edge may increase the blade vibration mode natural frequency which may in turn result in longer blade fatigue lifetimes. It may also eliminate vortex shedding. Meth...
The disclosed invention is utilized for mounting a wind turbine and blade upper end of a wind turbine tower. The invention generally includes a frame or tally secured to the top bay assembly of the tower. A transverse beam is e frame or truss and extends fore of the tower when the frame or truss is in a first erally ab...
Methods and systems for operating a gas turbine engine system include an electrical generator configured to provide electrical energy to a load, a gas turbine engine including at least one combustor that includes a plurality of fuel injection points configured to inject a fuel into the combustor at a plurality of diffe...
A loading spring segment for radially loading a turbine bucket within a turbine rotor groove includes a substantially circular metal sheet with a gap between opposed edges of the sheet, the sheet defining an arcuate segment in an arcuate length direction of the spring segment; and a plurality of radial slots in the she...
A small scale apparatus for generating heat and power is presented which comprises a small rotary turbomachine, in such a manner that compression, heating and expansion of the working medium take place in a connected rotating component, with a diameter of less than 200 mm and which then has a rotational speed of higher...
A nacelle for incorporation into a gas turbine engine has an inner wall defining a bypass duct, and an outer wall, at least one drive shaft extending through said inner wall, said at least one drive shaft to be connected to a gas turbine engine receiving the nacelle, said at least one drive shaft being connected to dri...
A component according to an exemplary aspect of the present disclosure includes, among other things, a wall and a hollow vascular engineered lattice structure formed inside of the wall. The hollow vascular engineered lattice structure has an inlet hole and an outlet hole that communicate fluid into and out of the hollo...
Fuel control systems for supplying fuel to the primary and main burners in gas turbine engines of the fan-type in which means are provided for controlling the primary fuel supply in accordance with the engine compressor pressures. A variable operator control valve is utilized for supplying fuel to the main burner and m...
When cold and in the non-coated state, the aerodynamic profile is substantially identical to a nominal profile determined by the Cartesian coordinates X,Y, Zadim given in Table 1, in which the coordinate Zadim is the quotient D/H where D is the distance of the point under consideration from a first reference plane P 0 ...
A component for a gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a platform that axially extends between a leading edge and a trailing edge, circumferentially extends between a first mate face and a second mate face, and includes a gas path surface and a non-...
A method of starting a wind turbine in a cold climate environment includes providing a wind turbine in the cold climate environment in a stand-still or near stand-still condition; allowing the rotation speed of the rotor to increase during start up of the wind turbine; optimizing heat generation within the gear box; an...
A turbine rotor blade used in a gas turbine engine, which includes an airfoil having a tip at an outer radial edge, is described. The airfoil includes a pressure sidewall and a suction sidewall that join together at a leading edge and a trailing edge of the airfoil, the pressure sidewall and the suction sidewall extend...
A wind power turbine electric generator, the electric generator having a tubular first supporting structure extending about an axis of rotation; a second supporting structure extending about the axis of rotation, substantially coaxial with the first supporting structure, and fitted to the first supporting structure to ...
A fluid turbine comprising a rotor, having an axis of rotation, comprising at least two rotor blades disposed at a radius from the axis of rotation, each rotor blade having a pitch axis and a variable pitch angle. The fluid turbine comprises a phase-adjustable mechanism operable to control the pitch angle of at least o...
A power system for a wind turbine having a measurement device configured to detect an overfrequency condition within an electrical system and a controller communicatively coupled to the measurement device. The controller is configured to switch the wind turbine between a power generation mode and a power consumption mo...
A turbofan engine includes a fan variable area nozzle, which includes a louver system having a multiple of slats generally transverse to the engine axis. Each of the louver slats are pivotally mounted to the fan nacelle to vary the effective area of the fan nozzle exit area and permit efficient engine operation at pred...
A wind turbine ( 10 ) is provided. The wind turbine includes a rotor ( 18 ), at least one rotor blade ( 22 ) coupled to the rotor, and a yaw system ( 92 ). The yaw system ( 92 ) includes at least one yaw motor ( 94 ) for adjusting a yaw angle of the wind turbine ( 10 ). The yaw system ( 92 ) is configured for generatin...
Disclosed is a system and method for monitoring wind turbines, generally comprising a microphone for picking up acoustic emissions from a wind turbine and outputting a signal corresponding to the emissions; a filter for splitting the signal into a plurality of signals according to a plurality of frequency bands; and a ...
A method of recovering heat energy from a cooling medium used to cool hot gas path components in a turbine engine includes cooling one or more hot gas path components with the cooling medium; supplying spent cooling medium used to cool the one or more hot gas path components to a heat exchanger; supplying air (e.g., co...
Methods and systems for modeling turbine operation are disclosed. In one embodiment a method for modeling turbine operation may include: determining current performance parameters of a turbine; providing at least one external factor for current or future operation of the turbine; and modeling, by a predictive model, at...