A rotor blade for a wind power installation, has at least a first component and a second component. The first component has a rotor blade tip and the second component has a rotor blade root. The first and second components are in the form of separate parts for jointly forming the rotor blade. The fi
A rotor blade for a wind power installation, has at least a first component and a second component. The first component has a rotor blade tip and the second component has a rotor blade root. The first and second components are in the form of separate parts for jointly forming the rotor blade. The first component is of at least a first material and the second component is of at least a second material.
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1. A rotor blade for a wind power installation, comprising: at least a first component and a second component, wherein the first component has a rotor blade tip and the second component has a rotor blade root, and the first and the second components are separate parts which jointly form the rotor bl
1. A rotor blade for a wind power installation, comprising: at least a first component and a second component, wherein the first component has a rotor blade tip and the second component has a rotor blade root, and the first and the second components are separate parts which jointly form the rotor blade, wherein the first component has a first material,wherein the second component has at least a first and a second part which are in the form of separate parts and jointly form the second component,wherein the first part represents a load-bearing part and the second part represents a blade trailing edge box,wherein the first part comprises a second material and the second part a third material,wherein there are provided fiber-reinforced synthetic resin as the first material, steel as the second material for the load-bearing part of the second component and aluminum as the third material for the part or parts of the blade trailing edge box,wherein a connection between the first and second components of the rotor blade is a butt joint, and connecting elements for bridging over a joint gap of the butt joint are arranged exclusively within the rotor blade, andwherein the connecting elements have cross-bolts, tie elements and an L-flange directed inwardly of the rotor blade on the second component, the cross-bolts are received in openings in the first component, and the tie elements are connected to the cross-bolts, extend through the L-flange, and are fixed there. 2. A rotor blade according to claim 1 wherein a length of the first component approximately corresponds to from ⅚ to ½ of a length of the overall rotor blade and a length of the second component corresponds to approximately from ⅙ to ½ of the length of the overall rotor blade. 3. A rotor blade according to claim 1 wherein at least the load-bearing part of the second component is adapted to accommodate a person without undergoing permanent deformation. 4. A rotor blade according to claim 1 wherein the openings in the first component for receiving the cross-bolts are in the form of blind holes from the inside of the first component. 5. A wind power installation comprising at least one rotor blade according to claim 1. 6. A rotor blade according to claim 1wherein the rotor blade is of a modular structure and wherein rotor blade tips of different dimensions can be fixed to the load-bearing part and/or blade trailing edge boxes of differing dimensions on the load-bearing part. 7. A rotor blade according to claim 6 wherein the rotor blade tips have a previously defined contact face even in relation to different geometrical configurations, and wherein the rotor blade trailing edge boxes have a previously defined contact face even with different dimensions. 8. A rotor blade according to claim 6wherein a connecting face of the rotor blade tip is adapted to a first connecting face of the load-bearing part, andwherein a contact face of the blade trailing edge box is adapted to a second connecting face of the load-bearing part. 9. A rotor blade for a wind power installation, comprising: at least a first component and a second component, wherein the first component has a rotor blade tip and the second component has a rotor blade root and the first component and the second component are separate parts adapted to jointly form the rotor blade, and wherein the first component comprises fiber-reinforced synthetic resin and the second component includes at least a steel load-bearing part and an aluminum blade trailing edge box,wherein a connection between the first component and the second component of the rotor blade is a butt joint, and connecting elements for bridging over the butt joint are arranged exclusively within the rotor blade, andwherein the connecting elements include cross-bolts, tie elements and an L-flange directed inwardly of the rotor blade on the second component, and the cross-bolts are received in openings in the first component and the tie elements are connected to the cross-bolts and extend through the L-flange. 10. A rotor blade according to claim 9 wherein a length of the first component approximately corresponds to from ⅚ to ½ of a length of the overall rotor blade. 11. A rotor blade according to claim 9 wherein at least the load-bearing part of the second component is adapted to accommodate a person without undergoing permanent deformation. 12. A rotor blade according to claim 11 wherein the openings in the first component for receiving the cross-bolts are blind holes on the inside of the first component. 13. A rotor blade for a wind power installation, comprising: an interchangeable first component having a rotor blade tip; anda second component having a rotor blade root, wherein the first component and second component are separate parts adapted to jointly form the rotor blade, wherein the second component has at least a load-bearing part and an interchangeable blade trailing edge box, and wherein the load-bearing part of the second component of the rotor blade is of a modular structure adapted to interchangeably receive other first components having rotor blade tips of different dimensions and other blade trailing edge boxes of different dimensions,wherein the load-bearing part of the second component includes a first connecting face for receiving the other first components having rotor blade tips of different dimensions and a second connecting face for receiving the other blade trailing edge boxes of different dimensions.
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이 특허에 인용된 특허 (6)
Turnberg Jay E. (Longmeadow MA), Composite rotor blade.
Doellinger Rolf (Fischbachau DEX) Schindler Rudolf (Ottobrunn DEX) Franz Dieter (Jettenbach DEX), Rotor blade comprising a plurality of individual sections.
Arendt, Cory P.; Baker, Myles L.; Wright, Rick Thomas, Segmented wind turbine blades with truss connection regions, and associated systems and methods.
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