US 12,258,942 B2
Tip air receptor
Mark Thomas Noonan, Eastleigh (GB); Paul Trevor Hayden, Eastleigh (GB); and Harald Behmer, Eastleigh (GB)
Assigned to BLADE DYNAMICS LIMITED, Eastleigh Hampshire (GB); and LM WIND POWER US TECHNOLOGY APS, Kolding (DK)
Appl. No. 17/910,623
Filed by BLADE DYNAMICS LIMITED, Eastleigh (GB)
PCT Filed Apr. 21, 2021, PCT No. PCT/EP2021/060412
§ 371(c)(1), (2) Date Sep. 9, 2022,
PCT Pub. No. WO2021/214150, PCT Pub. Date Oct. 28, 2021.
Claims priority of application No. 2005958 (GB), filed on Apr. 23, 2020.
Prior Publication US 2023/0167806 A1, Jun. 1, 2023
Int. Cl. F03D 80/30 (2016.01); F03D 1/06 (2006.01)
CPC F03D 80/30 (2016.05) [F03D 1/0675 (2013.01); F05B 2240/302 (2013.01); F05B 2240/307 (2020.08); F05B 2280/105 (2013.01); F05B 2280/1072 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A replaceable wind turbine blade tip section (301, 302, 303, 1301) for a wind turbine blade, the replaceable wind turbine blade section (301, 302, 303, 1301) being configured for attachment to a main blade section, the replaceable wind turbine blade section (301, 302, 303, 1301) comprising:
an intermediary blade section (310) comprising a first shell part (310a) forming a first side of the intermediary blade section (310) and a second shell part (310b) forming a second side of the intermediary blade section (310), the intermediary blade section (310) having a leading edge (18) and a trailing edge (20) and extending from an intermediary blade section first end (321) to an intermediary blade section second end (322),
a tip part (312) forming an end of the tip section (301, 302, 303, 1301) and having been rigidly attached to the intermediary blade section first end (321), the tip part (312) having an outer surface comprising a metal area,
a number of one or more superficial metal strips (314a, 314b) extending along an outer surface of the intermediary blade section (310), wherein each of the one or more superficial metal strips (314a, 314b) has a first end connected to the metal area of the tip part (312), and a second end configured for electrical connection to a downconductor cable (351, 352, 353) of the main blade section.