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Prime-mover dynamo plants June invention type 06/11

20110156406 - Platform energy harvesting: Presented herein are approaches for using mother boards and/or other masses, already in a platform... Agent:

20110156407 - Methods and systems for power generation by changing density of a fluid: An apparatus for generating energy is provided. The apparatus includes an object for being placed in a fluid. An electrical generator is coupled to the object and is configured for generating electricity upon translation of the object. A gas injector is provided for injecting gases into the fluid to lower... Agent: Hopper Energy Systems, Inc.

20110156408 - Method and device for controlling a steam power plant: A method for controlling a steam power plant is provided. The method includes the steps of providing a first signal showing a reduction of the current power level of the generator, generating a second signal showing a short circuit interruption as a function of the first signal, resetting the second... Agent:

20110156390 - Method for controlling a wind turbine: The proposed invention describes an alternative for machines with at least one power unit (101) formed by at least one first electronic converter (106) connected to the rotor (109) of the generator, at least one second electronic converter (107) capable of supplying or drawing off the power which the latter... Agent:

20110156391 - Power production control system and method: A control system for an energy production facility includes a plant controller for receiving an indication of a measured power output of the energy production facility that includes power generators and produces output signals. The system also includes a processing unit operably coupled to the plant controller and responsive to... Agent: General Electric Company

20110156392 - Wind turbine control: Wind turbine systems and methods are provided. The wind turbine system includes a plurality of coaxial, counter-rotating turbine assemblies. First and second shroud assemblies define a generally spherical volume containing the first and second turbine assemblies. The first and second shroud assemblies each include a shroud member that is controlled... Agent:

20110156389 - Wind turbine control method: The present disclosure relates to a method for controlling a wind turbine of the type including a rotor, a generator, a frequency converter, a control unit and means for connecting to a wind farm grid, using means for receiving a local voltage reference value (VREF) and a regulator (1) which... Agent:

20110156388 - Wind turbine generator system: It is an object to provide a wind turbine generator system that can promptly restore the system voltage in the event of, for example, a low voltage phenomenon. A controller 21 detects the power factor state of a generator when a normal operation mode is switched to a low-voltage control... Agent:

20110156393 - Wind turbine generator, active damping method thereof, and windmill tower: A wind turbine generator, an active damping method thereof, and a windmill tower in which vibrations of the wind turbine generator itself or the windmill tower can be reduced at low cost are provided. The acceleration due to vibrations of a nacelle is detected with an accelerometer attached to the... Agent: Mitsubishi Heavy Industries, Ltd.

20110156394 - Turbine engine powered system with hybrid bearing: One embodiment of the present invention is a unique turbine engine. Another embodiment is a unique turbine engine powered system. Another embodiment is a hybrid bearing system for use in a turbine engine and/or a turbine engine powered system. Other embodiments include apparatuses, systems, devices, hardware, methods, and combinations for... Agent:

20110156396 - Power generator: A gyroscopic device may be used as a power generator. In some embodiments there is provided a power generator which comprises a housing, a flywheel disposed within the housing and rotatable about an extending along a first axis, a precessional rotation assembly to implement rotation of the housing about a... Agent: The Boeing Company

20110156395 - Water wave power plant system: A water wave power plant system includes a first guide rail, a first clockwise freewheel, a first counterclockwise freewheel, a first buoy queued through the through-hole by the first guide rail, first right and left roller, a first chain belt having engaging the first clockwise freewheel, the first counterclockwise freewheel,... Agent:

20110156398 - Apparatus for generating power from a fluid stream: An apparatus for generating power from a fluid stream flowing along a stream bed, includes a base. The base includes a lower face for resting on the stream bed. A foil arm is pivotally connected to the base. A foil is pivotally connected to the foil arm remote from the... Agent:

20110156397 - Underwater electrical generator for the harnessing of bidirectional flood currents: Underwater electrical energy generator with a three-blade propeller for the harnessing of energy from the water in the direction of its axis, in both directions. The propeller drives an alternating current generator located in a central dome from which there extend three arms joined to floats which close the Y-shaped... Agent: Fundacion Centro Technologico Soermar

20110156402 - Airflow power installations: A stationary power installation for conversion of wind airflow energy is proposed, including a cylindrical body having a top rim radially protruded from the body's walls. The rim includes—a groove on its upper surface, —guide rollers, —support rollers peripherally mounted on the groove's bottom. The installation includes an upper level... Agent:

20110156400 - Kinetic energy rotation system: A kinetic energy rotation system is disclosed which comprises a plurality of wind powered generators. A motor rotates the wind powered generators in a horizontal plane and stores kinetic energy due to the rotating mass of the wind powered generators and its support platform. As electricity is generated by the... Agent:

20110156399 - Surface textured rollers: A surface textured roller and a surface textured rolling element bearing comprising a plurality of micropores in a surface thereof is presented. The plurality of micropores may have a geometry selected from a hemisphere, a diamond shape, an ellipsoid, and a cone. The surface textured rollers may be used, for... Agent: General Electric Company

20110156403 - Symmetrical dual-structured wind power generation system: A wind power generation system using the Bernoulli principle, includes elongated tube, wind entry and exit openings on opposite ends of a main body of the tube, a central wind passing section of the tube having a smaller diameter than that of the wind entry and exit openings between the... Agent:

20110156401 - Vehicle mirror used for vehicle: A vehicle mirror includes a main body, a mirror fixed on the main body, and a generator. The generator includes a generating assembly received in the main body. The generating assembly includes a fan, a stator, and a rotor. The rotor is connected to the fan and is capable of... Agent: Hon Hai Precision Industry Co., Ltd.

20110156404 - Wind driven generator for vehicles: A wind-driven electricity generating system for a vehicle being at least partially electrically-powered by a battery. The wind-driven system includes an air intake unit having a plurality of inner walls forming at least one airflow channel. The air-flow channels includes an air scoop forming an inlet opening, and an air... Agent:

20110156405 - Wind power station: Wind power station, which comprises a vertical tower (1), the rotor of the power station fitted to the top end of the tower and aligned towards the wind, which rotor comprises blades and also a hub part that supports the aforementioned rotor, which hub part comprises a hub frame (4)... Agent:

20110148122 - Apparatus for energy conversion: A system for generating electrical power supply signals includes at least one heat engine having a chamber that undergoes heating/cooling cycle and corresponding pressure variations. At least one piezoelectric transducer is deformed in response to the pressure variations of the heat engine. A power converter transforms the electric signals generated... Agent:

20110148124 - Device for fixing biomass-based solar heat and carbon dioxide gas, and house equipped with same fixing device: There are provided a device for fixing biomass-based solar heat and carbon dioxide gas with a similarity to containerized culture having high crop productivity, which is capable of fixing carbon dioxide gas highly efficiently, while being compact and easily managed, and a house equipped with the fixing device having an... Agent: Plus Kaken Innovate Labo Co, Ltd.

20110148121 - System and method for electrical power generation utilizing vehicle traffic on roadways: A power generation system is disclosed. According to one embodiment, the power generation system comprises a road plate assembly, a rocker arm coupled to the road plate assembly. The rocker arm undergoes a swinging motion by a downward motion of the road plate assembly caused by a vehicle passing over... Agent: Aest, Inc.

20110148123 - Zero-emission power plant: There is provided a power plant in which a fossil fuel is used to generate power. An exemplary power plant includes a generator and a turbine that drives the generator, which generates electricity. Also included is a separator with which carbon dioxide is separated out of exhaust gas of the... Agent: Rheinisch-westfalish- Technische Hochschule Aachen

20110148112 - Control system and a method for controlling a wind turbine: A control system for controlling operation of a wind turbine, a wind turbine having such a control system and a method for controlling a wind turbine are disclosed. The control system comprises a first sensor device and a second sensor device, each being arranged for measuring the same control parameter... Agent: Vestas Wind Systems A/s

20110148115 - Deep offshore floating wind turbine and method of deep offshore floating wind turbine assembly, transportation, installation and operation: A deep off-shore floating wind turbine apparatus and methods of manufacturing, operating, maintaining, protecting and conveying the wind turbine apparatus. The wind turbine includes a rotor converting a motion of air into a movement of the rotor, a hub housing equipment that transforms the movement of the rotor into a... Agent:

20110148114 - Method and system for operating a wind power plant comprising a number of wind turbine generators: This invention relates to a method and a system for operating a wind power plant (1) connected to a power grid (2), the wind power plant comprising a number of wind turbine generators. The method comprises the steps of: setting up (101) a number of different models, each model emulating... Agent: Vestas Wind Systems A/s

20110148110 - Monitoring of blade frequencies of a wind turbine: A method for monitoring blade frequencies of a wind turbine and a monitoring system are provided. An accelerometer is attached to a rotating hub of a wind turbine measuring vibrations of the hub. To extract vibration signals originating from each blade, the vibration signals are combined with measuring signals from... Agent:

20110148111 - Turbine: The invention concerns a turbine driving a power conversion means, the power conversion means comprising several power conversion units, preferably of approximately similar power conversion capacity, that have coupling means for coupling the power conversion units to the turbine, the turbine having measuring means for determining the rotation speed of... Agent:

20110148113 - Vibration damping of wind turbine shaft: A damper which effectively dampens vibrations experienced by a shaft in a drive train of a wind turbine generator, such as a main shaft of the WTG, is disclosed. The damper includes a vibration sensor adapted to provide a vibration signal in response to the vibrations of the shaft, an... Agent: Vestas Wind Systems A/s

20110148116 - Antenna mounted wind power generator: A cellular communication tower is adapted to support a vertical axis wind turbine (VAWT) that includes a generator mechanism. The signal and power cable for the communication antennas run through the central axis or bore of the generator. The blades of the VAWT are disposed so as to avoid interferences... Agent: Empire Magnetics Inc.

20110148117 - Underwater turbine with finned diffuser for flow enhancement: A submerged flow augmented shrouded turbine power generation system with a forward flow compression section (11) and an aft multi-finned diffuser section (14) with a centrally supported generator (12) powered by turbine blades (15) optimized to be driven by the enhanced flow field created by the forward cowl and aft... Agent:

20110148118 - Low speed hydro powered electric generating system: A low speed hydro powered electric generating system capable of harnessing the flow of rivers, ocean currents, and tides that meets the requirements of electric power companies for base load generating equipment considering availability of rated power on demand, quality of power, safety, and overall capital cost. Water will be... Agent: Hiawatha Energy Inc.

20110148119 - Generator, nacelle, and mounting method of a nacelle of a wind energy converter: An apparatus for wind energy conversion includes a nacelle having a main frame, the main frame having a lower part and an upper part joined to the lower part, the upper part having a first strap extending across the lower part; a stator disposed within the nacelle; a rotor disposed... Agent: Amsc Windtec Gmbh

20110148120 - Wind-powered device: A side-blown wind-powered device has at least one blade driven by the wind power and moving along a track. With the movement of the blade, the wind power can be efficiently transferred into a mechanical power to drive electrical devices or generate electrical power with generating devices.... Agent:

20110140453 - Hybrid biomass process with reheat cycle: Methods and systems for the generation of electrical energy through the combination of steam flows produced from different fuel sources. Steam produced from processing of a biomass fuel source is combined with steam produced from the processing of natural gas or fossil fuel and routed through a steam turbine generator... Agent: Eif Nte Hybrid Intellectual Property Holding Company, LLC

20110140454 - Power generation apparatus: A marine power generation apparatus is provided for generating power from an ocean current. The apparatus includes a turbine operable to generate power when within an ocean current. The turbine includes a pair of turbine blade assemblies each having a hub, a set of turbine spokes, stays or blades extending... Agent: Fourivers Power Engineering Pty Ltd.

20110140459 - Enhanced electricity cogeneration in cement clinker production: m

20110140455 - Magnetically suspended flywheel energy storage system with magnetic drive: Techniques for flywheel energy storage devices including magnetic bearings and/or magnetic drives are generally disclosed. Some example magnetic bearings may include a flywheel magnet and a support magnet arranged to magnetically suspend a rotating flywheel. Some example magnetic drives may include at least one drive magnet arranged to magnetically engage... Agent:

20110140458 - Method and apparatus for motional/vibrational energy harvesting via electromagnetic induction using a magnet array: Embodiments of the subject invention pertain to a method and apparatus for vibrational energy harvesting via electromagnetic induction using a magnet array. Specific embodiments of the subject invention incorporate at least one conductive coil and at least one magnet array. Magnets used in such magnet arrays can be permanent magnets... Agent: University Of Florida Research Foundation, Inc

20110140456 - Shape-memory alloy-driven power plant and method: A power plant configured for converting thermal energy to electricity includes a source of thermal energy provided by a temperature difference between a primary fluid having a first temperature and a secondary fluid having a second temperature that is different from the first temperature. The plant also includes a collector... Agent: Dynalloy, Inc.

20110140457 - Wastewater pre-treatment and evaporation system: A fluid evaporation system includes a housing bounding an airflow path. A misting system is positioned within the airflow path for spraying a wastewater into the airflow path. Water in the misted wastewater is evaporated, thereby concentrating minerals in the wastewater. A pretreatment system is positioned upstream from the fluid... Agent: Purestream Technology, LLC

20110140432 - Control method and system for a wind power installation in case of grid faults: In the electrical machines that form part of the wind power installation, generators and transformers, it is possible to change the impedance of the neutral closure introducing a plurality of active and passive elements. This limits the currents during the grid fault, thereby reducing the peak torque in the mechanical... Agent:

20110140425 - Method and system for controlling wind turbine rotational speed: A wind turbine includes a drive train and a brake configured to reduce a rotational speed of the drive train. The wind turbine also includes a brake control system operatively coupled to the brake. The brake control system is configured to selectively operate the brake based on an oscillational characteristic... Agent:

20110140430 - Method and system for providing increased turbine output for doubly fed induction generator: A system and method for supplying increased frequency supporting current from a doubly fed induction generator (DFIG) to assist in maintaining grid stability is provided. The output capability of a line side converter associated with the DFIG is enhanced by significantly increasing the current handling capacity of electric switches forming... Agent: General Electric Company

20110140422 - Method for controlling a proximity sensor of a wind turbine: The present disclosure relates to a method for controlling at least one proximity sensor of a wind turbine, the wind turbine comprising a rotor shaft, the at least one proximity sensor being adapted to measure a radial displacement of the rotor shaft; the method includes: providing at least one reference... Agent:

20110140421 - Method for operating a wind turbine, coil arrangement for an electric machine, and controller for a wind turbine: The disclosure concerns a method for operating a wind turbine having a generator, the generator having for each phase a plurality of coils, wherein the plurality of coils of each phase includes at least one group of coils including at least two coils, the group of coils including at least... Agent:

20110140424 - Method for operating a wind turbine, method for determining the temperature of a permanent magnet and controller for a wind turbine: The disclosure concerns a method for operating a wind turbine having an electrical system, the electrical system comprises a permanent magnet generator having a rotor and a stator, and a power electronic device electrically connected to the permanent magnet generator, wherein the power electronic device and a circuit breaker are... Agent:

20110140433 - Method of controlling a variable speed wind turbine: in a method of controlling a variable speed wind turbine, said wind turbine comprising a double-fed asynchronous generator having rotor windings and stator windings and means for controlling the wind turbine speed, the method comprises the following steps:—measuring or calculating, based on measured parameters, the active electrical power (Pr) in... Agent: Vestas Wind Systems A/s

20110140420 - Methods and systems for operating a wind turbine: A method for controlling operation of a floating wind turbine is described. The floating wind turbine includes a wind turbine generator coupled to a support tower. The method includes measuring a tower inclination, determining an operating parameter control value based on at least the measured tower inclination, and adjusting wind... Agent:

20110140428 - Monitoring and control apparatus and method and wind power plant equipped with the same: It is an object to reduce influence on a utility grid by reducing a rapid change in active power, and to extend the life of a wind power plant while controlling active power output in response to a request from the utility grid. A monitoring and control apparatus applied to... Agent: Mitsubishi Heavy Industries, Ltd.

20110140427 - System, device, and method for automated monitoring and operation of wind turbines: A method for use in operating one or more wind turbines is provided. An exception condition and, optionally, one or more parameters are received from a wind turbine controller. A correction is determined based at least in part on the exception condition and/or the parameters. The correction is applied, facilitating... Agent:

20110140429 - Systems for contactless power transfer: A system includes a first coil mechanically coupled to a first component and electrically coupled to a power source. The system further includes a second coil mechanically coupled to a second component and configured to receive power from the first coil via a magnetic field. At least one of the... Agent: General Electric Company

20110140419 - Wind power electricity generating system and relative control method: A wind power electricity generating system having a nacelle; a rotary assembly rotating about an axis with respect to the nacelle; and an angular speed detection device having at least one image sensor facing a surface of the rotary assembly.... Agent: Wilic S.ar.l.

20110140423 - Wind turbine and method for operating a wind turbine: The present disclosure relates to a method for operating a wind turbine, the wind turbine comprising a wind rotor having at least one rotor blade and a generator connected to the wind rotor, wherein the generator is adapted to be connected to a grid, wherein the method comprises: adjusting at... Agent:

20110140431 - Wind turbine farm and method of controlling at least one wind turbine: A method of controlling a wind turbine that includes at least one rotor shaft and at least one blade operatively coupled to the rotor shaft includes measuring a first wind turbine operational condition that is representative of a blade deflection value and generating a first operational condition signal based on... Agent:

20110140418 - Wind turbine generator: A wind turbine generator capable of preventing a salt damage and reducing noise as well as easily starting in a cold region is provided. The wind turbine generator includes a nacelle (3) for accommodating a generator set, an internal heat exchanging unit (13, 15, 16) accommodated in the nacelle (3)... Agent: Mitsubishi Heavy Industries, Ltd.

20110140426 - Wind turbine having variable height and method for operating the same: A wind turbine includes a rotor having a hub and at least one rotor blade, wherein the operating height of the hub is adjustable. Further, a method for operating a wind turbine is provided, which includes varying the height of the wind turbine.... Agent:

20110140434 - Turbine relationships in pipes: The location of in-pipe turbines within a piping system and their relationships to other devices in the piping system is dependent on several factors for the ideal operation of these turbines, whether from the nozzle shooting liquid into air, or providing a stable pressure to the turbine and the generator.... Agent:

20110140436 - Apparatus and method for electrical power generation from low-head low-flow water sources: Apparatus and method for generating electrical energy from a body of water flowing in a downstream direction are disclosed. A lever arm including a flap member is coupled to a rotatable shaft. The lever arm is movable from a first vertical position where the flap member is located in the... Agent:

20110140435 - System and method for controlling water flow between multiple reservoirs of a renewable water and energy system: A high altitude pumped-storage system for selectively integrating, storing, and distributing water and energy to increase the regional productivity of existing and future water and energy resources throughout multiple river basins is disclosed. This system addresses in part the increased requirement of supplying energy demands from a renewable energy source,... Agent: Natural Energy Resources Company

20110140451 - Axial gap rotating electrical machine: Direct drive rotating electrical machines with axial air gaps are disclosed. In these machines, a rotor ring and stator ring define an axial air gap between them. Sets of gap-maintaining rolling supports bear between the rotor ring and the stator ring at their peripheries to maintain the axial air gap.... Agent: Clear Path Energy, LLC

20110140440 - Gearbox support system: A rotary machine including a three link support mechanism is provided. The rotary machine includes a rotor, an input shaft coupled to the rotor, a gearbox coupled to the input shaft, and at least one cantilevered component coupled to the gearbox. The rotary machine further comprises a three link support... Agent: General Electric Company

20110140441 - Gearbox support system: A rotary machine including a constant force support mechanism is provided. The rotary machine includes a rotor, an input shaft coupled to the rotor, a gearbox coupled to the input shaft, and at least one cantilevered component coupled to the gearbox. The rotary machine further comprises a constant force support... Agent: General Electric Company

20110140450 - Method and apparatus for wind energy system: The present invention relates to generating power using wind energy. According to some aspects, the invention uses a passive device to capture wind, and accelerate the wind toward off-the-shelf turbines and other fan blades to generate power in a confined structure. The passive devices to capture wind can have active... Agent:

20110140445 - Offshore wind turbine: An offshore wind turbine is comprised of a tower structure body configured with a tower and foundation, a rotor supported at the tower top, a power generator generating electricity by the rotation of the rotor, and a power converter converting electricity from the generator. A cavity is formed in the... Agent: Fuji Jukogyo Kabushiki Kaisha

20110140438 - Power conversion system and method for a rotary power generation system: A power generation system includes a rotary power generator for generating a variable-frequency alternating current, a generator side converter for converting the variable-frequency alternating current into a DC current, a DC link coupled to the generator side converter for receiving the DC current, a line side converter coupled to the... Agent: General Electric Company

20110140447 - Reinforcement assembly for use with a support tower of a wind turbine: A reinforcement assembly for use with a wind turbine. The wind turbine tower includes a first tower member that is coupled to a second tower member. The reinforcement assembly includes a first reinforcement member that is coupled to the first tower member. A second reinforcement member is coupled to the... Agent:

20110140437 - Self-supporting platform for a wind turbine: A self-supporting platform for a wind turbine tower comprises a grid structure having a plurality of grid nodes, wherein the grid structure transfers a load on the platform to the wall of the tower.... Agent:

20110140452 - Vertical axis wind turbines: The present invention relates to a vertical axis wind turbine having a vertical support tower. At least one aerofoil or blade is mounted for rotation about the support tower. An electrical machine, typically a permanent magnet generator includes a rotor assembly and a stator assembly. The at least one aerofoil... Agent: Converteam Tchnology Ltd.

20110140446 - Wind energy system having busbars: A wind power installation is provided having a pylon made up of a plurality of pylon segments, a generator arranged in the region of the head of the pylon, a power module arranged in the region of the pylon base or separate from the pylon, busbar elements which are installed... Agent:

20110140449 - Wind power device: A wind power device is provide that includes a first carrier with a first active layer disposed thereon, a second carrier with a second active layer disposed thereon, at least a wind-receiving member connected to the first and second active layers and at least a power unit. The wind-receiving member... Agent: Open Minder Group Limited

20110140443 - Wind turbine alternator module: A wind turbine alternator module having an enclosure, turbine and rotor assembly with peripheral magnets and multi-phase stator for the production of energy from air movement. A bi-directional symmetrical vane turbine and rotor assembly is suspended in the enclosure by guide bearings around the periphery to permit operation in all... Agent:

20110140444 - Wind turbine with improved cooling: A wind turbine with improved cooling, which provides liquid cooling for a wind turbine with a completely closed or at least partially closed cooling circuit, with which the heat to be dissipated from the cooling circuit is dissipated by a nacelle of the wind turbine. The wind turbine with improved... Agent:

20110140448 - Wind-turbine-generator-system transmission and wind turbine generator: A wind-turbine-generator-system transmission and a wind turbine generator that can ensure the strength of a bearing and can also minimize seizing and abrasion are provided. In a wind-turbine-generator-system transmission having a sun gear, a planetary gear that meshes with the sun gear and rotates around the sun gear, and an... Agent: Mitsubishi Heavy Industries, Ltd.

20110140439 - Yaw assembly for use in wind turbines: A yaw assembly for use in a wind turbine. The yaw assembly includes a shaft coupled to a yaw drive assembly. The shaft extends outwardly from said yaw drive assembly. A pinion is operatively coupled to the shaft. A slip assembly is positioned between the pinion and the shaft. The... Agent:

20110140442 - Yaw bearing cleaning assembly for wind turbine: A yaw bearing cleaning assembly for use with a wind turbine. The wind turbine includes a yaw bearing that is coupled between a nacelle and a tower for rotating the nacelle about a yaw axis. The yaw bearing cleaning assembly includes a support bracket that is coupled to the nacelle.... Agent:

20110133481 - Ecologically friendly generator: The present invention relates to the field of generators and engines. Specific embodiments of the invention include a generator comprising: a combustion chamber for combusting fuel to produce a high pressure flow of air or gas; a combustion wheel comprising: a rim with circumferentially spaced combustion plates protruding radially outward... Agent:

20110133482 - System and method for production of electricity in small/large scale in an eco-friendly manner without usage of any raw materials: A scalable technique for generation of electricity where at least one moving machine is connected with at least one rotatable circular moving arm. The circular moving arm is supported with respect to a vertical gear shaft positioned in a bearing gear housing. Two ends of the moving arm are adapted... Agent:

20110133483 - Wind power generator: Provided is a wind power generator equipped with a circulating passage including a downward passage through which air in a nacelle flows downward from the nacelle through a tower and an upward passage through which the air that has flowed downward flows upward through the tower into the nacelle; and... Agent: Mitsubishi Heavy Industries, Ltd.

20110133484 - Magnetized foucault pendulum electrical energy source: A magnetized Foucault Pendulum electrical energy source having a gear transmission connected between the rotatable Foucault Pendulum and an electrical generator. A portion of the current from the generator is transmitted to an electromagnet which is periodically energized to repel a mass on the end of the pendulum to maintain... Agent:

20110133486 - Electromagnetic hybrid rotary engine: An engine includes a rotary piston slideably disposed an epitrochoid-shaped housing forming one or more rotor chambers between the rotary piston and the housing wall. The engine further includes a converter operable with the rotary piston to convert mechanical energy of the rotary piston to electrical energy in the converter... Agent:

20110133488 - Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy: An electromechanical generator for converting mechanical vibrational energy into electrical energy, the electromechanical generator comprising an electrically conductive coil assembly and a magnet assembly, the magnet assembly comprising at least one magnet and a two-part magnetic core, the two parts of the core being mounted by a biasing device so... Agent:

20110133487 - Method and apparatus for osmotic power generation: An osmotic power generation system and method for generating osmotic power includes a membrane chamber having a semi-permeable membrane therein defining a first portion and a second portion therein. The system also includes a first pump communicating a first fluid to the first portion and a second pump communicating a... Agent: Fluid Equipment Development Company, LLC

20110133485 - Transverse regulated flux machine: A machine has a rotor to be associated with a shaft. The rotor is provided with permanent magnets. A stator has pole pieces, including a main winding and flux diverters separating the main winding from a control coil. Control is provided for controlling the power passing through the control coil.... Agent:

20110133452 - Energy generating assembly and a method for generating energy: A number of electrical energy generating assemblies, such as assemblies 10, 240, and 400 which are disposed within a pipeline 12 or in close proximity to the inlet 11 and/or outlet portion 125 of the pipeline 12 and which are adapted to selectively generate electrical energy by use of the... Agent:

20110133460 - Control system and method for wind power generation plant: A control system and method for a wind power generation plant including one or more turbines disposed on an axis of rotation in a housing with walls formed by selectively adjustable louver panels is provided.... Agent:

20110133458 - Method and apparatus for optimizing wind turbine operation: A method for optimizing an operation of at least one wind turbine includes defining a plurality of test parameters that include a plurality of test points for at least one wind turbine operational parameter, wherein each test point includes a plurality of test values for the wind turbine operational parameter,... Agent:

20110133453 - Multiple generator wind turbine and method of operation thereof: A wind turbine and method of operation thereof uses a plurality of generators and a controller to control the operation of the turbine based on various parameters. The generators are each smaller than the total power capacity of the turbine and the controller adds more generators or removes generators based... Agent:

20110133461 - Operating wind turbines under converter faults: A wind turbine is arranged to operate in a fully-functional converter mode and a faulty-converter mode. A plurality of converters are arranged to share electric current in the fully-functional converter mode. The converters are dimensioned not only to operate at nominal active current but to provide an over-current margin to... Agent: Vestas Wind Systems A/s

20110133454 - Power generation device: A portable power generation device includes a housing, an articulated cover, and a first device including rotor blades for producing electrical energy when exposed to a flow of air, the first device is adapted to be articulated between a range from a first stored position, wherein the rotor blades of... Agent:

20110133459 - Retro-fitting a wind energy converter: A method for retro-fitting wind-energy conversion system includes disconnecting a first set of multiple windings from active circuitry; shorting together the first set of multiple windings; and connecting a second set of multiple windings to the active circuitry.... Agent: Amsc Windtec Gmbh

20110133457 - System, device, and method for wind turbine load reduction in a cold weather environment: A method for controlling an operation of a wind turbine. A meteorological condition is received from a meteorological sensor. An operating threshold value is calculated at least in part by applying a continuous function to the meteorological condition. An operation of the wind turbine is controlled based at least in... Agent:

20110133456 - Wind turbine brake power generation: A wind turbine, includes a tower for supporting a nacelle; a gearbox connected to an electrical generator arranged in the nacelle; a plurality of blades for rotating the gearbox and driving the generator; a brake disk for stopping rotation of at least one of the gearbox and the generator; and... Agent:

20110133455 - Wind turbine cable twist prevention: A wind turbine having a nacelle, includes a Global Positioning System (“GPS”) sensor for determining a rotational displacement of the nacelle of the wind turbine.... Agent: General Electric Company

20110133462 - Converting wind energy to electrical energy: A system for converting wind energy to electrical energy for use in a building. Conduits positioned within the building have end portions open to exterior wall surfaces of the building. Wind deflector mechanisms positioned at the end portions of the conduits direct wind from the exterior wall surfaces of the... Agent:

20110133463 - Method and device for harvesting energy from ocean waves: A method and device for generating electricity from ocean waves. The device includes at least one magnetostrictive element and one or more electrically conductive coils or circuits. When the magnetostrictive element is deployed in a body of water, the motion of the body of water, including wave motion, causes changes... Agent:

20110133465 - Energy generator: A generator for generating energy from a moving fluid, the generator including a duct of walls that include two faceplates (1) between which a diaphragm (5) is placed so as to be subjected to the action of a stream of fluid penetrating between the two faceplates, wherein the two faceplates... Agent:

20110133464 - Hydroelectric power generation system: The present invention is directed to a method for the construction of a hydroelectric power generation system and to hydroelectric power generation systems constructed by such a method.... Agent:

20110133471 - Apparatus for generating electric power using wind energy: An apparatus for generating electric power from wind energy includes a blade device rotatable relative to a base to convert wind energy into a mechanical rotary power output, and having an upright rod connected with upright blades and coupled to a generator in the base to convert the mechanical rotary... Agent: Fung Gin Da Energy Science And Technology Co., Ltd.

20110133479 - Arrangement to ensure an air gap in an electric machine: An arrangement to set up and to ensure an air gap in an electrical machine, like a generator, is provided. The electrical machine includes a stator arrangement and a rotor arrangement. The rotor-arrangement rotates around a longitudinal axis. At least parts of the rotor arrangement interact with parts of the... Agent:

20110133480 - Converting wind energy to electrical energy: A system for providing electrical energy to heating and cooling units associated with a building. Conduits are positioned within the building, such that the end portions are open to exterior wall surfaces of the building. Wind deflector mechanisms positioned at the end portions of the conduits direct wind from the... Agent:

20110133466 - Hybrid water pressure energy accumulating wind turbine and method: A hybrid water pressure energy accumulating, wind turbine tower assembly used to directly propel water pumps to raise water from low elevation reservoir(s) to high elevation reservoir(s) where it is used as a potential energy. The wind tower assembly includes a wind turbine having propeller with a rotor, a generator... Agent:

20110133467 - Kinetic energy recycling system for usable electric and hydraulic power generation: A process that allows the recycling of kinetic energy that is present through the motion of fluid and air transfer. This process shall utilize the use of an impeller assembly that will be introduced into the fluid or air stream of an agricultural or manufacturing process examples are but not... Agent:

20110133477 - Method and device for energy generation: A method and device for using magnetostriction to generate electricity from fluid motion. The device includes a first structural component, an outer housing, and a strain structure. The outer housing substantially circumscribes the first structural component and at least partially defines an annular space between the first structural component and... Agent:

20110133478 - Method and device for energy generation: A method and device for using radial relative displacement between a magnet and coil to generate electricity from fluid motion. The device includes a support structural component, a movable magnetic structure, a rotating structural component, and bearings. The movable magnetic structure is coupled to the support structural component. The rotating... Agent:

20110133476 - Rotor support device and method for accessing a drive train of a wind turbine: A rotor support device is provided which is adapted for supporting a rotor of a wind turbine while accessing at least one component of said wind turbine. The rotor support device includes a hinge comprising a fixed portion and a tiltable portion. The fixed portion is adapted for being mounted... Agent:

20110133475 - Support tower for use with a wind turbine and system for designing support tower: A lattice tower for use with a wind turbine. The lattice tower includes at least one support extending from a supporting surface. At least one cross-support member is coupled to the support to form the lattice tower. A reinforcement assembly is coupled to the support to transfer at least a... Agent:

20110133473 - Systems and methods for assembling a gearbox handling assembly for use in a wind turbine: A method of assembling a gearbox handling assembly to facilitate removal of a gearbox from a wind turbine uptower from the wind turbine. The wind turbine includes a rotor rotatably coupled to the gearbox with a rotor shaft. The gearbox and the rotor shaft are supported from a support frame.... Agent:

20110133470 - Torque limiting coupling for wind turbine: A direct-drive power train of a wind power plant is disclosed. The power train includes a turbine rotor including a hub and blades supported on the hub, and a generator including a stator and a generator rotor rotatably disposed within the stator. The generator rotor includes a generator rotor body,... Agent: American Superconductor Corporation

20110133474 - Vertical axis wind turbine: A vertical axis wind turbine includes an upstanding support structure, a plurality of generators disposed on the support structure, a central shaft in rotatable communication with the generators and positioned along a central axis of the vertical-axis wind turbine, a plurality of struts extending from the central shaft, and a... Agent: Eastern Wind Power

20110133468 - Wind powered generating system: A wind driven electrical generator, with a number of blades on a rotating blade disk, built into a structure such as a house, a shed, or a barn. A portion of the structure can serve to funnel or direct wind into the blades, to increase the electricity generated.... Agent:

20110133469 - Wind turbine drivetrain system: A wind turbine is provided having a drivetrain with a gearbox and a gearbox housing, at least one gear stage and an output shaft coupled within the housing. The gear stage exerts an axial thrust force on the output shaft during operation of the wind turbine. A generator includes a... Agent: General Electric Company

20110133472 - Wind turbine, nacelle, and method of assembling wind turbine: A nacelle for a wind turbine includes a shell having an exterior surface and an interior surface that defines an inner cavity. The nacelle includes an insulative covering that is positioned adjacent to the exterior surface. The insulative covering is configured to reduce a fluctuation of a temperature within the... Agent:

20110127776 - Power generator: The present invention provides a power generator for generating electricity comprising a high pressure core having an interior chamber. The interior chamber is filled with a volume of one or more pressurized inert gases. A microwave frequency generator is provided for resonating the gas at a high radio frequency typically... Agent:

20110127777 - Grid power storage and frequency regulation: An apparatus to capture and store electricity, and then instantly retransmit it on demand, is disclosed. An electric motor transfers rotational energy to at least one energy storage spring that rotationally connects to an electric generator via a variety of rotational energy connecting elements. Utilizing energy storage springs in this... Agent:

20110127778 - Method and apparatus for extracting energy from biomass: A method and apparatus for extracting useful energy from biomass fuels as part of a hybrid electricity generating thermal power plant, utilising both a primary heat source, such as coal, gas, oil or nuclear power, and a secondary heat source in the form of biomass, whereby the biomass is oxidised... Agent:

20110127772 - Wind turbine generator and its control method: There is provided a yaw control technique for a wind turbine generator that can decrease the magnitude of the wind direction deviation even though the wind direction changes gradually over an extended period of time while suppressing an increase in the number of yaw rotations. Further, there is provided a... Agent: Mitsubishi Heavy Industries, Ltd.

20110127774 - Energy converter for flowing fluids and gases: An electrical machine, e.g. water turbine or bow propeller includes a ring shaped stator ring and inside it a rotatable rotor ring with to it mounted blades flown around by the fluid. Magnetic elements generate axial directed magnetic forces between rotor and stator. Stabilizing elements keep the rotor during operation... Agent: Hydroring Capital B.v.

20110127773 - System for generation of power using solar energy: An electricity generation system is presented. The electricity generation system includes a solar preheater for preheating compressed discharge air, a combustor to receive the heated compressed air from the solar preheater, burn a fuel using the heated compressed air to generate hot burned gas, a first turbine to receive the... Agent: General Electric Company

20110127775 - Airborne power generation system with modular structural elements: A tethered airborne electrical power generation system which may utilize a strutted frame structure with airfoils built into the frame to keep wind turbine driven generators which are within the structure airborne. The primary rotors utilize the prevailing wind to generate rotational velocity. Electrical power generated is returned to ground... Agent: