Matches 1 - 50 out of 215 1 2 3 4 5 >
Match Document Document Title
7594797 Load sensing on a rotor blade of a wind power plant  
A rotor blade of a wind power plant, comprising a rotor blade connection for connection to a hub of the rotor of a wind power plant and a blade tip disposed at the opposite end of the rotor blade....
7589641 Hazard navigation light for wind turbines  
A wind power installation includes a pylon and a machine housing mounted thereon. The pylon accommodates the rotor of the wind power installation and the generator for producing energy. Wind power...
7581934 Vehicle transportable rotor blade of a wind-energy turbine  
A wind power system rotor blade has an inboard end and an outboard end adapted for being transported by a transport vehicle. In order to make the transport of the rotor blade possible on highways,...
7579844 Rotor blade system for rotor and rotor case inspection  
The present invention relates to a system used for inspecting the position of a compressor rotor within a compressor rotor case. A compressor rotor blade is moved about the rotor blade path of the...
7574035 System and method for inspection of hole location on turbine airfoils  
An inspection system for locating multiple features on an exterior of an object includes a fixture, a camera, a computer and software. The fixture secures the object and includes a plurality of...
7568886 Method and device for identifying the state of the rotor of a non-positive-displacement machine  
The invention relates to a rotor of a non-positive-displacement machine which, when exposed, has an inspection area which is visible from the outside and inside of which a comparatively uncritical...
7500299 Method for introducing a deliberate mismatch on a turbomachine bladed wheel and bladed wheel with a deliberate mismatch  
A method to introduce a deliberate mismatch into a turbomachine bladed wheel so as to reduce vibration amplitudes of the wheel in forced response. The method includes a step of determining an...
7473077 System for monitoring damage to a rotor blade of a rotary-wing aircraft  
A rotary-wing aircraft rotor blade ( 23 ) includes (semi)conductive loops ( 10 ) extending along axes ( 19 A to 19 C, 19 W to 19 Z) that are oblique relative to the longitudinal axis ( 26 ) of...
7452185 Blade-pitch-angle control device and wind power generator  
A blade-pitch-angle control device includes a memory unit in which predetermined parameters that affect the load fluctuation of blades, azimuth angles, and pitch-angle command values are stored in...
7448853 System and method of determining centrifugal turbomachinery remaining life  
A centrifugal turbomachine includes an impeller and a speed sensor arranged to detect a speed associated with an impeller speed. A temperature sensor is arranged to detect a temperature associated...
7431567 Wind turbine having a direct-drive drivetrain  
A wind turbine ( 100 ) comprising an electrical generator ( 108 ) that includes a rotor assembly ( 112 ). A wind rotor ( 104 ) that includes a wind rotor hub ( 124 ) is directly coupled to the...
7400054 Method and assembly for detecting blade status in a wind turbine  
Transponder technology is incorporated into the blades of a wind turbine to make it possible to transfer data wirelessly from each said blade to the associated tower. By providing a transponder...
7385305 Wind power generator and bearing structure therefor  
The invention relates to a wind power current generator comprising a bearing, a tubular stator that carries a race of the bearing, a tubular rotor coaxial with the tubular stator that can rotate in...
7360996 Wind blade assembly and method for damping load or strain  
The transducers are incorporated in or laminated to wind blades and electrically connected to a self-powered electrical circuit. The transducers in combination with the self-powered electrical...
7351034 Impeller device for data acquisition in a flow  
This invention relates to an impeller device for data acquisition in a flow. It comprises a support ( 3 ) with two bearing blocks ( 4.1, 4.2 ) to hold a spindle ( 2 ) around which the impeller ( 1...
7351033 Wind turbine load control method  
A method for limiting loads in a wind turbine by using measured loads or wind speed to increase the minimum pitch angle for extended periods. The minimum pitch angle will be allowed to relax down...
7341428 Turbine blade for monitoring torsional blade vibration  
The claimed invention provides a blade vibration measuring system comprising a blade, a transmitter, a target with parallel edges located on the blade shroud and a receiver. The present invention...
7322794 Method and apparatus for condition-based monitoring of wind turbine components  
Condition-based monitoring functionality using sensors that monitor wind turbine component movement. A main shaft flange displacement sensor system can be used to provide signals used to perform...
7318701 Ceiling fan lighting system  
A ceiling fan lighting system includes a ceiling fan having motor and a plurality of blades operationally coupled to the motor to permit rotation of the blades when the motor is supplied with...
7303374 Disbond resistant composite joint and method of forming  
A disbond resistant multi-laminate composite product is provided having, a first member; a second member of composite material bonded to the first member; a third member of composite material...
7303373 Wind turbine systems, monitoring systems and processes for monitoring stress in a wind turbine blade  
Wind turbine systems, monitoring systems, and processes for measuring stress in a wind turbine blade generally includes embedding and or disposing optical glass fibers on a surface of the wind...
7287958 Methods and apparatus for assembling rotatable machines  
A method, rotor assembly, and apparatus for ordering blades in a rotatable machine is provided. The rotor assembly includes a disk including a plurality of circumferentially-spaced blade root slots...
7281891 Wind turbine control having a lidar wind speed measurement apparatus  
A wind turbine is provided having a lidar wind speed measurement apparatus for achieving wind control. The lidar apparatus is arranged to scan the area in front of the wind turbine so as to...
7270890 Wear monitoring system with embedded conductors  
Aspects of the invention relate to a system for monitoring the wear of a component. A conductor can be embedded in the component at a depth from a surface of the component. In one embodiment, the...
7223072 Gas turbine engine including airfoils having an improved airfoil film cooling configuration and method therefor  
An airfoil for a gas turbine engine blade includes a plurality of film cooling holes extending through its outer surface. The film cooling holes are formed by defining at least a first datum...
7207768 Warning system for turbine component contact  
Aspects of the invention related to a system for providing advance notice of impending contact between a stationary component and a rotating component in a turbine engine. For example, the system...
7176812 Wireless blade monitoring system and process  
The present invention can be generally described as a blade monitoring and wireless communications system. This monitoring and communications system is formed by the integration of commonly...
7175390 Switching apparatus with an actuating shaft  
A switching apparatus having an actuating shaft, an actuator, at least one switch and a housing. A switching apparatus is in the form of at least one actuating guide which is connected with a first...
7134840 Rotor system for a remotely controlled aircraft  
A remotely controllable flying machine, such as a remote control ultralight helicopter, has at least one rotor blade ( 104 ), the pitch (α) of which may be adjusted. The adjustment of the pitch...
7101152 Method for maximizing the energy output of a wind turbine  
A method is provided for controlling a wind turbine, and a wind turbine is provided with a control device for controlling a wind turbine. A method and a wind turbine are developed so that losses of...
7090464 Methods and apparatus for assembling rotatable machines  
A method and apparatus for ordering blades in a rotatable machine is provided. The machine includes a plurality of blades that extend radially outwardly from a rotor. The method includes...
7086835 Horizontal axis wind turbine and method for controlling horizontal axis wind turbine  
A horizontal axis wind turbine includes: a yaw sensor; a rotor rotating around a rotor axis extending in a substantially horizontal direction, the rotor axis rotating in a substantially horizontal...
7086834 Methods and apparatus for rotor blade ice detection  
A method for detecting ice on a wind turbine having a rotor and one or more rotor blades each having blade roots includes monitoring meteorological conditions relating to icing conditions and...
7083384 Doppler radar sensing system for monitoring turbine generator components  
The invention provides a sensing system and a method for monitoring the damage to turbine components in a turbine generator. The sensing system comprises an electromagnetic wave generator that...
7059822 Methods and apparatus for measuring wind turbine blade deflection  
A method for determining rotor blade deflection, wherein a rotor blade is coupled to a hub, includes coupling a first end of a beam to the rotor blade, positioning a second end of the beam adjacent...
7052232 Method for determining the angle of a rotor blade pertaining to a wind energy installation  
The present invention provides a new and improved method for quickly and accurately determining the rotor blade angle of a wind power installation. The present invention also allows for the rotor...
7025567 Early-warning system for wind power installations  
The claimed and disclosed systems and methods are directed to providing measures and possible ways of protecting a wind power installation in a wind park from wind conditions that may potentially...
7025559 Methods and systems for operating rotary machines  
A method for operating a rotary machine is provided. The rotary machine includes a stationary member and a rotatable member wherein the rotatable member is configured to rotate at least partially...
7008184 Control for cooling fan  
A control for changing direction of air flow through a cooling core in response to an external signal and a purge signal includes a logic circuit and a relay assembly. The logic circuit generates a...
7004724 Method and apparatus for wind turbine rotor load control based on shaft radial displacement  
Vertical and horizontal wind shears, yaw misalignment and/or turbulence act together to produce asymmetric loading across a wind turbine rotor. The resultant load produces bending moments in the...
6966754 System and method for monitoring a wind turbine  
In one aspect, the present invention relates to a system for monitoring wind turbines, wherein image and acoustic monitoring, in particular, is performed. In order to further improve, for example,...
6957946 Kaleidoscopic wind machine  
A kaleidoscopic wind machine for visual entertainment and other uses. The framework of the wind machine includes a vertical mast and a horizontal axle that can swivel about the mast. One or more...
6945751 Rotor blade  
Rotor blades for wind power installations of varying design configurations are known. Irrespective of the geometrical configuration of the rotor blades, all rotor blades are generally of a uniform...
6942450 Differential pressure sensing system for airfoils usable in turbine engines  
A detection system for identifying airfoils having a cooling systems with orifices that are plugged with contaminants or with showerheads having a portion burned off. The detection system measures...
6918747 Method and system for detecting damage to the rotor of an aircraft engine  
A method and system for detecting damage to the rotor of an aircraft engine using devices for measuring vibration and speed in order to acquire data relating to the speed of the rotor and also to...
6909948 Accelerometer configuration  
The present invention provides a system and method for using the external accelerometer in an aircraft engine configuration as a backup accelerometer, in the event the internally located production...
6899519 Method of detecting a change in the structure of a complex shape article  
A method of detecting the change in the structure of a turbine rotor uses the steps of injecting an ultrasonic signal into the turbine rotor at a first position using a first ultrasonic transducer...
6888262 Method and apparatus for wind turbine rotor load control  
A wind turbine. In one embodiment, the wind turbine includes a platform and one or more gyroscopes connected to the platform to detect movement of the platform. A control circuit is coupled with...
6805483 System for determining gas turbine firing and combustion reference temperature having correction for water content in combustion air  
A system is disclosed for adjusting a gas turbine firing temperature control algorithm and combustion reference temperature algorithms based on exhaust gas temperature, turbine pressure ratio and...
6796709 Turbine blade (bucket) health monitoring and prognosis using infrared camera  
An infrared camera is configured to measure a temperature distribution on a surface of at least one rotating turbine bucket. With the measured surface temperature distribution, a condition index is...
Matches 1 - 50 out of 215 1 2 3 4 5 >