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Patent Searching and Data


Matches 651 - 700 out of 3,625

Document Document Title
WO/2011/084544
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 t...  
WO/2011/079334
The invention relates to a construction (1) for the arrangement of a wind turbine (2), comprising a building (3), a roof (4) arranged on the building (3), and a wind tunnel (5), in which the wind turbine (2) is arranged, wherein the wind...  
WO/2011/076957
The interconnection system for electrical interconnection between at least one electricity generator (100) and one electricity transfer system (200) (for example, a submarine cable) comprises a submersible float device (1) with positive ...  
WO/2011/077134
A power generation apparatus (10) comprising a renewable energy source of electricity (20), regulating means (22) for regulating the power output of the renewable energy source of electricity (20) and an electrical connection (26) betwee...  
WO/2011/073774
In one embodiment, a hydraulic circuit has an input shaft, at least one positive displacement hydraulic pump, a plurality of positive displacement hydraulic motors, and at least one fluid line operatively connecting the at least one posi...  
WO/2011/073774
In one embodiment, a hydraulic circuit has an input shaft, at least one positive displacement hydraulic pump, a plurality of positive displacement hydraulic motors, and at least one fluid line operatively connecting the at least one posi...  
WO/2011/074278
In absolute terms, there is a global shortage of energy. Petroleum-caused global warming and air pollution are worsening, causing climatic anomalies in every corner of the world. With large rotating blades, the provided combined tidal/wi...  
WO/2011/073467
Hydraulic wind turbine system with variable flow-rate per revolution and constant pressure, comprising a wind rotor (1) driving a pump system (3), which sends an actuating flow to electricity generators formed by Pelton turbines (6) and ...  
WO/2011/068564
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...  
WO/2011/066675
A solar wind electricity-generating device, utilizing sunlight to produce artificial wind for generating electricity. Sunlight passes through a transparent cover (5) to irradiate the air and the heater (6) in a greenhouse, heating the ai...  
WO/2011/064006
A nacelle shell structure (10, 20) which is attachable to a main structure (2) of a wind turbine (1) is described. The nacelle shell structure (10, 20) is attachable to the main structure (2) such that the nacelle shell structure (10, 20...  
WO/2011/066166
A wind driven turbine includes a perimeter rim that carries a rotor, and a stator is positioned at the annular path of the rotor with field coils positioned on opposite sides of the rotor that generate electricity in response to the rota...  
WO/2011/065824
Lighting device having a ring-shaped housing defining a side surface having therein a number of air outflow openings, and transversely to the side surface a substantially open air entry surface, an array of wind vanes rotatable around an...  
WO/2011/063582
A grid-connected power generating system of solar energy and wind power plant comprises grid-connected wind generating sets and solar energy generating equipment. Solar panels (3) are arranged on the tower (2) of the wind power generator...  
WO/2011/063586
A transmission system of wind power generator is provided. The transmission system includes a driving sleeve (2) fixed on a nacelle chassis (1). At least one hub bearing (3) is sleeved on the outer wall of one side of the driving sleeve ...  
WO/2011/061764
The application relates to a method and a system for storing renewable energy and recycling carbon oxides as renewable fuel.  
WO/2011/061363
The invention relates to a directly actuated power train for a wind turbine which includes a wind rotor (15), including a rotor hub (17) and at least one blade (18), a permanent-magnet generator (41) directly actuated by means of a gener...  
WO/2011/062636
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.  
WO/2011/061353
A wind power turbine, for generating electric energy, has a supporting structure (2); a nacelle (3); a blade assembly (5) rotating with respect to the nacelle (3); a first and second electric machine (9, 13) having, respectively, a first...  
WO/2011/061362
The invention relates to a wind turbine with internal transport devices which comprises: a power train including a generator (41) located in front of the rotor (15) and actuated directly by said rotor (15), a tower (11) and a supporting ...  
WO/2011/061353
A wind power turbine, for generating electric energy, has a supporting structure (2); a nacelle (3); a blade assembly (5) rotating with respect to the nacelle (3); a first and second electric machine (9, 13) having, respectively, a first...  
WO/2011/061233
The invention relates to a pitch drive device (26) for a wind power or hydroelectric power station (22) comprising a synchronous motor (13) and a motor operation switchover unit (21) for switching between normal operation and emergency o...  
WO/2011/062514
The subject of the invention is a method and system for renewable energy store in temperature-pressure tank of energy and conversion to electrical energy. It makes possible conversion of variable stream of renewable energy, especially of...  
WO/2011/059129
The present invention relates to an energy harvesting device employing a piezoelectric ceramic and magnets, in which a ventilator is driven using wind power and which is able to produce energy by means of the piezoelectric ceramic by usi...  
WO/2011/057598
The invention relates to a wind turbine, comprising at least one wind wheel and an electricity generating device that has at least two generators. The generators are coupled to each other by means of at least one differential gear, where...  
WO/2011/057598
The invention relates to a wind turbine, comprising at least one wind wheel and an electricity generating device that has at least two generators. The generators are coupled to each other by means of at least one differential gear, where...  
WO/2011/058396
According to exemplary embodiment, a power recycler device is provided for a stationary machine producing and expelling a byproduct wind source into an environment. The device includes a chassis configured to mount to or around the stati...  
WO/2011/056614
A hide-away windmill is exposed to the wind for use and covered or hidden for storage. In one version, the windmill has a support tower that is extendable and retractable within another housing, In another version, the windmill is inside...  
WO/2011/056614
A hide-away windmill is exposed to the wind for use and covered or hidden for storage. In one version, the windmill has a support tower that is extendable and retractable within another housing, In another version, the windmill is inside...  
WO/2011/055913
The present invention relates to a wind power generator which can improve the performance of a battery and/or a storage battery for a vehicle. The wind power generator comprises: a cylindrical accommodating member which has a cutout hole...  
WO/2011/055913
The present invention relates to a wind power generator which can improve the performance of a battery and/or a storage battery for a vehicle. The wind power generator comprises: a cylindrical accommodating member which has a cutout hole...  
WO/2011/056614
A hide-away windmill is exposed to the wind for use and covered or hidden for storage. In one version, the windmill has a support tower that is extendable and retractable within another housing, In another version, the windmill is inside...  
WO/2011/050923
A wind turbine (1), especially for use along or inside a body of water, comprises a rotor (2), a generator (4) that can be drivingly connected to the rotor (2), and a battery arrangement (10) that includes at least one electrochemical cell.  
WO/2011/051524
Improved wind-turbine power train that includes a permanent-magnet turbine (41), placed in front of the wind rotor (15), which is actuated directly by the wind rotor (15), and a front cover (59) covering the open front (49) of the turbin...  
WO/2011/050923
A wind turbine (1), especially for use along or inside a body of water, comprises a rotor (2), a generator (4) that can be drivingly connected to the rotor (2), and a battery arrangement (10) that includes at least one electrochemical cell.  
WO/2011/050294
An energy harvesting device is described that is configured to generate electricity from a moving fluid. The energy harvesting device comprises, in one embodiment, an oscillator element and an energy converter that converts the vibration...  
WO/2011/050294
An energy harvesting device is described that is configured to generate electricity from a moving fluid. The energy harvesting device comprises, in one embodiment, an oscillator element and an energy converter that converts the vibration...  
WO/2011/047456
Power storage and regeneration, a method of storing potential energy on a large scale. By using stored water, in a closed circuit power regenerating system. This system will be comprised of a multiple level facility with multiple turbine...  
WO/2011/048038
The invention relates to a generator, wherein the generator comprises a stationary stator and a rotor disposed rotatably about an axis of rotation, wherein the stator comprises a fan drawing air from the ambient air around the generator,...  
WO/2011/046383
The wind-powered electricity generating device uses the wind to generate electrical power, and comprises: a pressure-changing means which is disposed in the path of movement of the wind and creates changes in pressure over time; and a pi...  
WO/2011/046383
The wind-powered electricity generating device uses the wind to generate electrical power, and comprises: a pressure-changing means which is disposed in the path of movement of the wind and creates changes in pressure over time; and a pi...  
WO/2011/046601
Methods and apparatus are provided for generating electrical power employing a horizontal axis wind turbine operatively coupled to a permanent magnet generator/alternator and mounted vertically above a waste air flow source so that verti...  
WO/2011/045999
An electric power generation system utilizing wind power, the system being easily maintained and being configured in such a manner that a nacelle disposed at the upper part of a tower is compact and lightweight. An electric power generat...  
WO/2011/039536
An electrical power generating system comprises a wind turbine supported by a support means, an underwater structure able to rotate relative to the support means, a power transfer system; and an electrical generator, wherein the power tr...  
WO/2011/040946
An electrical power generation apparatus is embedded in a contra- rotating propulsion system that includes overlapping first and second shafts operatively connected for counter-rotation about a common axis. The electrical power generatio...  
WO/2011/038684
A wind energy converter comprises an automatic regulating and lightning-strike absorbing component that consists of a stainless steel S-shaped arm, a stainless steel cable (1), a counter weight (3) connected to the stainless steel cable ...  
WO/2011/039818
Disclosed is a wind turbine generator and a wind turbine generator system using the wind turbine generator wherein a large output capacity is attained while maintaining mass productivity of the wind turbine generator. Furthermore, the wi...  
WO/2011/039749
An electrical generator (100) and method of use for producing alternating electrical current at a predetermined frequency, wherein a first rotational element (110) is driven by a force in a first direction at rotational speed determined ...  
WO/2011/037696
A generator drive apparatus includes: a rotor shaft having a generally annular open end; a gear unit including a stationary member and a plurality of intermeshed gears, the gear unit disposed at least partially within the open end and dr...  
WO/2011/034056
Provided is a wind power generation device that can use a general-purpose inverter. A constant-voltage-mode inverter (30) is used. When a wind-power generator (2) is generating power, switching circuits (40-1 to 40-3) are turned on and o...  

Matches 651 - 700 out of 3,625