SANDWICH LAMINATE AND MANUFACTURING METHOD
First Claim
Patent Images
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.
3 Assignments
0 Petitions
Accused Products
Abstract
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 fibres 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.
-
Citations
13 Claims
-
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. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
-
11. A method of manufacturing a sandwich laminate, comprising:
-
providing a sandwich core material, arranging a mixture of a thermoplastic matrix material and a number of electrically conductive fibres as an upper laminate part and/or a lower laminate part for an upper side or lower side of the sandwich core material, and supplying current to the number of electrically conductive fibres for heating the electrically conductive fibres to a temperature above the melting point of the thermoplastic matrix material. - View Dependent Claims (12, 13)
-
Specification