| Patent application number | Description | Published |
|---|
| 20080199315 | Wind Turbine, a Hub for a Wind Turbine and Use Hereof - The invention relates to a wind turbine including at least two blade units. Each blade unit has a pitch controlled wind turbine blade and at least one pitch bearing including at least one outer ring, at least one centre ring and at least one inner ring. The wind turbine further includes a hub comprising a mount area for each of the blade units (31). The mount area comprises at least two concentric load transferring surfaces for attaching the blade unit, via the at least one pitch bearing. | 08-21-2008 |
| 20080206059 | Method Of Manufacturing A Wind Turbine Blade Shell Member With A Fastening Member And A Wind Turbine Blade With A Fastening Member - A method of manufacturing a wind turbine blade shell member ( | 08-28-2008 |
| 20080213095 | Wind Turbine Pitch Bearing, and Use Hereof - The invention relates to a wind turbine including at least two pitch controlled wind turbine blades. Each blade has pitch bearings including two or more bearing rings, and pitch controlling means for pitching the blades by means of the bearings. The blades are mounted on a hubs via the pitch bearings and the pitch bearings include separate flexibility enhancing means for controlling loads in the bearings. | 09-04-2008 |
| 20080237909 | Mould for Preparing Large Structures, Methods of Preparing Mould and Use of Mould | 10-02-2008 |
| 20090016885 | WIND TURBINE ROTOR, A ROTATION CONTROLLING MECHANISM AND A METHOD FOR CONTROLLING AT LEAST ONE BLADE OF A WIND TURBINE ROTOR - The invention relates to a wind turbine rotor comprising at least one blade and at least on pitch mechanism comprising a ring shaped motor for controlling the blade. The wind turbine rotor is characterized in that, the ring shaped motor controls the blade through gearing means of a planetary type. | 01-15-2009 |
| 20090022442 | Pitch Bearing For A Wind Turbine, A Wind Turbine And A Method For Servicing A Bearing - The invention relates to a pitch bearing for a wind turbine comprising a first and second axial row of bearing rolling elements, said rows being positioned in a distance of each other, and one or more radial rows of bearing elements, where said one or more rows of bearing elements are positioned outside an area defined in between said first and second axial row. The invention also relates to a wind turbine and method for servicing a bearing hereof. | 01-22-2009 |
| 20090035517 | METHOD FOR PREPARING PRE-FORM MATERIALS - A pre-form and a method of preparing pre-forms are provided. The pre-forms comprise a resin and at least two layers of oriented fibre tows. The pre-forms comprise fibre tows instead of the traditional prepregs to enhance rearranging of resin and/or fibres during subsequent processing as well as provide greater freedom, a price reduction and/or a reduction of waste. The pre-forms may be formed three-dimensionally to enhance coupling to further pre-forms or other structures and/or to enhance shaping of the pre-form to a final three-dimensional shape. The method of preparation of pre-forms involves providing an adhesive between layers of fibres and providing a resin in contact with at least one of the layers of fibres. The resin is preferably provided in a non-continuous layer to allow for removal of gas at least partially in a direction orthogonal to the layers of resin. Advantageously, during manufacturing, the fibres are placed with an exact start and ending location, thereby avoiding waste. The pre-forms are suitable for preparation of composite structures like for example spars for wind turbine blades. | 02-05-2009 |
| 20090142193 | WIND TURBINE BLADE COMPRISING ONE OR MORE OSCILLATION DAMPERS - The invention relates to a wind turbine blade comprising one or more oscillation dampers for damping oscillations or vibrations of the wind turbine blade. The first damper parts being rigidly connected to the blade or being a part of the blade. The dampers further comprise second damper parts, wherein the first damper part surfaces and the second damper part surfaces are arranged to move relatively to each other during the oscillations. Even further the dampers comprise a load transferring coupling, coupling the first damper part surfaces and the second damper part surfaces, so that the relative movement results in a oscillation-damping dissipation of kinetic energy. | 06-04-2009 |
| 20090242119 | CONNECTION BETWEEN COMPOSITES WITH NON-COMPATIBLE PROPERTIES AND METHOD FOR PREPARATION - A connection between composites with non-compatible properties and a method of preparing of such connections are provided. The composites comprise first and second type fibres, respectively, as well as resin. The connection comprises a transition zone between the composites having a layered structure. The transition zone may optionally comprise a transition member and the transition member may optionally be integrated with one or more of the composites. Examples of non-compatible properties where the present connection will be appreciated are great differences in stiffness, e.g. Young's modulus, or in coefficient of thermal expansion. | 10-01-2009 |
| 20090285693 | Wind Turbine, A Method For Servicing A Main Bearing Unit Of A Wind Turbine And Use Thereof - A wind turbine includes a nacelle and a rotor, the rotor being rotatably mounted on the nacelle by means of at least one main bearing unit. The wind turbine is characterized in that the main bearing unit includes at least one outer ring, at least one centre ring and at least one inner ring and wherein the centre ring is capable of rotation in relation to the outer ring and the inner ring or the outer ring and the inner ring are capable of rotation in relation to the centre ring. A method for servicing a main bearing unit of a wind turbine and a use hereof are also provided. | 11-19-2009 |
| 20090317585 | METHOD FOR PREPARING PRE-FORM MATERIALS - A pre-form and a method of preparing pre-forms are provided. The pre-forms comprise a resin and at least three layers of oriented fibre tows. The pre-forms comprise fibre tows instead of the traditional prepregs to enhance rearranging of resin and/or fibres during subsequent processing as well as provide greater freedom, a price reduction and/or a reduction of waste. The pre-forms may be formed three-dimensionally to enhance coupling to further pre-forms or other structures and/or to enhance shaping of the pre-form to a final three-dimensional shape. The method of preparation of pre-forms involves providing an adhesive between layers of fibres and providing a resin in contact with at least one of the layers of fibres. The resin is preferably provided in a non-continuous layer to allow for removal of gas at least partially in a direction orthogonal to the layers of resin. Advantageously, during manufacturing, the fibres are placed with an exact start and ending location, thereby avoiding waste. The pre-forms are suitable for preparation of composite structures like for example spars for wind turbine blades. | 12-24-2009 |
| 20100201128 | Wind Turbine, A Method For Coupling A First Drive Train Component Of The Drive Train Of A Wind Turbine To A Second Drive Train Component Of The Drive Train And Use Of A Wind Turbine - A wind turbine including a drive train. The drive train includes at least a rotor for transforming wind into rotation of a rotor hub, to provide a drive torque, a generator for transforming at least a part of the drive torque into electrical power, and at least one coupling for connecting a first drive train component to a second drive train component for transferring the drive torque between the components. The coupling includes a first coupling part with a first coupling area, the first coupling area being connected with a second coupling area of a second coupling part, whereby the drive torque is transferred from one of the areas to the other of the areas during operation of the coupling. | 08-12-2010 |
| 20100202871 | Gearbox For A Wind Turbine, A Method Of Converting Wind Energy And Use Of A Gearbox - A gearbox for a wind turbine. The gearbox includes at least one first epicyclical gear stage, at least one second gear stage, and a torque transferring shaft including a shaft part and a connection part, wherein the torque transferring shaft is adapted for connecting a first gear of the first epicyclical gear stage with a second gear of the second gear stage and wherein the torque transferring shaft is connected to the second gear stage via the connection part to form a torque-transferring connection area between the connection part and the second gear stage and wherein the outer diameter of the shaft part of the torque transferring shaft is smaller than an inner diameter of the connection area between said torque transferring shaft and said second gear stage. | 08-12-2010 |
| 20100215494 | Wind Turbine Rotor Blade - A wind turbine rotor blade is provided comprising a main body portion and a movable auxiliary component. The auxiliary component is mounted about a leading edge of the main body portion. The auxiliary component comprises first and second longitudinally extending edges together with an arcuate surface extending therebetween. The first edge is connected to a pressure surface of the main body portion to form a substantially continuous surface therewith. | 08-26-2010 |
| 20100236693 | CONNECTION BETWEEN MEMBERS - A method for preparing a more reliable connection between two members is provided. The method involves the use of a gas-removal layer which allows for gas transport in a number of overall directions in a plane of the gas-removal layer. The gas-removal layer comprises a resin and during consolidation the gas-removal layer is deformed to form a collection substantially free from entrapped gas voids. In addition, a gas-removal layer is provided as well as a mould for casting of gas-removal layers and a method for preparing such a mould. The method and the gas-removal layer provided are particularly useful for manufacturing of wind turbine blades and spars for such blades. | 09-23-2010 |
| 20100310380 | METHOD FOR PREPARING A PRE-FORM - The invention provides a method for preparing a pre-form comprising at least two layers of fibre tows ( | 12-09-2010 |
| 20110000608 | APPARATUS FOR PREPARING A PRE-FORM - The present invention provides an apparatus and a method for preparing a pre-form ( | 01-06-2011 |
| 20110103964 | METHOD OF MANUFACTURING A LAMINATED COMPOSITE ITEM BY A WINDING PROCESS, RELATED APPARATUS AND PRODUCT - The present invention relates to a method of manufacturing a laminated composite item ( | 05-05-2011 |
| 20110158788 | A SECTIONAL BLADE - The invention provides a sectional blade for a wind turbine. The blade comprises at least a first blade portion and a second blade portion extending in opposite directions from a joint. The first blade portion and the second blade portion are structurally connected by at least one spar bridge extending into both blade portions to facilitate joining of said blade portions. | 06-30-2011 |
