公开(公告)号：US10774815B2

公开(公告)日：2020-09-15

申请号：US16078785

申请日：2017-02-21

Applicant: LM WP PATENT HOLDING A/S

Inventor： Shuai Zhang ,  Claus Byskov ,  Gert Frølund Pedersen

IPC: F03D17/00 ,  F03D7/02 ,  F03D1/06 ,  F03D13/35

Abstract: A wind turbine blade comprising a system for monitoring the deflection of a wind turbine blade is described. The system comprises a wireless range-measurement system, having at least one wireless communication device located towards the root end of the blade and at least one wireless communication device located towards the tip end of the blade, the communication devices comprising antennas polarized substantially perpendicular to the suction side of the blade and substantially parallel to the leading edge of the wind turbine blade.