Sandwich laminate and manufacturing method

摘要

A sandwich laminate for wind turbine blades includes a sandwich core material and an upper laminate part and a lower laminate part, wherein the upper laminate part and the lower laminate part have a thermoplastic matrix material and heating elements. The heating elements are electrically conductive fibers constituting electric circuits in the interior part of the thermoplastic matrix. Further, a wind turbine blade including such a sandwich laminate as well as a method of manufacturing such a sandwich laminate are provided.

主权项

1. A sandwich laminate, comprising:
a sandwich core material, an upper laminate part and a lower laminate part, wherein the upper laminate part and the lower laminate part comprise a thermoplastic matrix material and heating elements, wherein the heating elements are electrically conductive fibres constituting electric circuits in an interior part of the thermoplastic matrix material, wherein the sandwich core material comprises a plurality of electrically conductive passages protruding into the upper and the lower laminate parts.