US 2025/0043772 A1 · LIGHTNING PROTECTION SYSTEM

Abstract

A wind turbine blade having a blade shell with a lightning protection system; the lightning protection system comprising: a first electrically conductive pin, and a second electrically conductive pin adjacent to the first electrically conductive pin; a metal layer at an outer surface of the blade shell, the metal layer split into a first portion and a second portion with a discontinuity between the first and second portions; wherein the first electrically conductive pin extends through the first portion of the metal layer and not through the second portion of the metal layer; and wherein the second electrically conductive pin extends through the second portion of the metal layer and not through the first portion of the metal layer.

Claims15

Dependent claims

A wind turbine blade having a blade shell with a lightning protection system;

the lightning protection system comprising:
a first electrically conductive pin, and a second electrically conductive pin adjacent to the first electrically conductive pin;
a metal layer at an outer surface of the blade shell, the metal layer split into a first portion and a second portion with a discontinuity between the first and second portions;
wherein the first electrically conductive pin extends through the first portion of the metal layer and not through the second portion of the metal layer;
and wherein the second electrically conductive pin extends through the second portion of the metal layer and not through the first portion of the metal layer.

2 more elements

A method of manufacturing a wind turbine blade having a blade shell, comprising:

providing a blade mould, and a metal layer of a lightning protection system of the blade shell, wherein the metal layer is split into a first portion and a second portion;
determining a respective blade position of a first electrically conductive pin and a second electrically conductive pin;
laying a first portion of the metal layer in the blade mould so as to overlay the determined blade position of the first electrically conductive pin and not overlay the determined blade position of the second electrically conductive pin;
laying a second portion of the metal layer in the blade mould so as to overlay the determined blade position of the second electrically conductive pin and not overlay the determined blade position of the first electrically conductive pin.

1 more element

Dependencies are inferred from the claim text.

Lightning protection system

Life of this patent

Lightning protection system

Life of this patent

Abstract

Claims15