The present disclosure is directed to an apparatus for manufacturing a composite component. The apparatus includes a mold onto which the composite component is formed. The mold is disposed within a grid defined by a first axis and a second axis. The apparatus further includes a first frame assembly disposed above the mold, and a plurality of machine heads coupled to the first frame assembly within the grid in an adjacent arrangement along the first axis. At least one of the mold or the plurality of machine heads is moveable along the first axis, the second axis, or both. At least one of the machine heads of the plurality of machine heads is moveable independently of one another along a third axis.

Wind turbine blades with de-icing and/or anti-icing systems including at least one heating unit disposed along the blade's length and between the blade's chord, wherein each heating unit in turn comprises a plurality of heating elements connected both in series and in parallel in a matrix configuration by overlaps or cross-adjacent junctions between adjacent heating elements order to change the electric heating current flow disposing of any additional terminals cables and further enabling to generate a gradually increasing heat flux from the blade root towards the blade tip and from the trailing edge towards the leading edge through each individual heating unit adapting accurately to heat flux demand and hence reducing energy consumption for de-icing and/or anti-icing.

A wind turbine component, the wind turbine component comprising a laminate of layers with an outer side and an inner side, wherein the outer side faces an exterior of the wind turbine component and the inner side faces an interior of the wind turbine component, the laminate of layers being configured to reflect a radar wave impinging the outer side of the laminate of layers, wherein a reflection loss of the reflected radar wave is below a threshold at a frequency, the laminate of layers comprising: an attenuating layer comprising reinforcing fiberglass or reinforcing carbon fibers, a polymer matrix, and radar absorbing particles; a reflective layer arranged on the inner side of the attenuating layer, the reflective layer being configured to reflect a transmitted portion of the radar wave, the transmitted portion of the radar wave being a portion of the radar wave that has passed through the attenuating layer.

Disclosed is a spar beam and a wind turbine blade comprising a spar beam. The wind turbine blade comprising a first blade section extending along a longitudinal axis from a root to a first end and a second blade section extending along the longitudinal axis from a second end to a tip. The spar beam comprises a conductive beam sheath circumscribing at least a beam sheath angular distance of the spar beam about the spar beam axis and longitudinally extending from a fourth beam axis position to a fifth beam axis position.

A nacelle cover (100) for a wind turbine includes an elongate housing (105) and the front end (107) of the housing (105) is mounted on a bed plate frame (420) which is affixed to the tower (122), the bed plate frame (420) supporting at least one part of a drive train (124) of the wind turbine. At least one machinery component (125) is mounted on the housing (105) at a position laterally spaced from the bed plate frame (420) in a longitudinal direction along the housing (105). The housing (105) includes a structural tube (128) which functions as a vertically displaceable cantilever beam carrying the load of the at least one machinery component (125) mounted thereon.

Disclosed is wind turbine blade and a spar beam for structurally connecting a first blade section and a second blade section of a wind turbine blade. The spar beam comprises a first fibre reinforced element extending parallel to a spar beam axis. The spar beam comprising a conductive beam sheath circumscribing at least a beam sheath angular distance of the spar beam about the spar beam axis and longitudinally extending from a fourth beam axis position to a fifth beam axis position. The first fibre reinforced element is positioned between the conductive beam sheath and the spar beam axis.

A wind turbine rotor blade element includes a connection section with a front face, an inner and an outer surface. A plurality of connection assemblies each have (i) a metal insert with a longitudinal axis, a circumferential outer surface and a joining portion for connecting the rotor blade to a wind turbine rotor hub; and, (ii) a transition material aligned with the metal insert and having a tapering longitudinal section. The longitudinal section has an axial outer surface parallel to the longitudinal axis of the metal insert and an inclined outer surface at an angle with reference to the longitudinal axis. The connection assemblies are embedded in the connection section such that the joining portions of the metal inserts are accessible. The connection assemblies are arranged in an inner row closer to the inner surface of the connection section and an outer row closer to the outer surface thereof.

A wind turbine blade assembly comprising: a first wind turbine blade portion having a first attachment portion and a first metallic plate, a second wind turbine blade portion having a second attachment portion and a second metallic plate, and at least one tension member for coupling to the first and second attachment portions to join the first wind turbine blade portion to the second wind turbine blade portion, wherein the first and second metallic plates are configured to abut in compression due to tension in the tension member when the first wind turbine blade portion is joined to the second wind turbine blade portion with the at least one tension member. Also, a method of joining blade portions to construct a blade.

A wind turbine blade including a shell structure defining a leading edge and a trailing edge, and an upwind shell and a downwind shell joined along at least one of the leading edge or the trailing edge. The shell structure includes an assembly of preformed parts processed into a collection of prefabricated laminates. The invention also includes a method of manufacturing a wind turbine blade, the method includes processing a number of preformed parts into a collection of prefabricated laminates and assembling the collection of prefabricated laminates to build a shell structure defining a leading edge and a trailing edge.

The invention relates to a wind driven power plant comprising a nacelle having a nacelle cover and a helicopter hoisting platform, the nacelle further comprising a hatch extension and a hatch cover, the hatch extension being arranged between the nacelle cover and the hatch cover, wherein the hatch extension has a channel-like shape, wherein the hatch cover is mounted on top of the hatch extension, and wherein a the hatch extension provides a distance between the hatch cover and the nacelle cover.