Electrostatic noise grounding system for use in a wind turbine and a rotor and wind turbine comprising the same

A wind turbine comprising:

• a rotor comprising a plurality of blades joined to a hub root;
• a nacelle frame;
• a main shaft connected to the hub root and extending between the rotor and nacelle frame;
• and
• at least one electrostatic noise grounding system comprising
• an insulated rod having a first end and a second end,
• a conductive core passing through the insulated rod,
• a first conductive element connected to the conductive core at the first end of the insulated rod, and
• a second conductive element connected to the conductive core at the second end of the insulated rod,
• wherein the electrostatic noise grounding system is secured to a portion of the rotor such that the first conductive element is in direct physical contact with at least a portion of the surface of the at least one of the blades and the second conductive element is in direct physical contact with at least a portion of the surface of the hub root.

An electrostatic noise grounding system for use with a wind turbine having a rotor with a plurality of blades and a hub root, the electrostatic noise grounding system comprising:

• an insulated rod having a first end and a second end,
• a conductive core passing through the insulated rod,
• a first conductive element connected to the conductive core at the first end of the insulated rod, and
• a second conductive element connected to the conductive core at the second end of the insulated rod,
• wherein the electrostatic noise grounding system is configured to secure to a portion of a the rotor such that the first conductive element is in direct physical contact with at least a portion of the surface of at least one of the blades and the second conductive element is in direct physical contact with at least a portion of the surface of the hub root.

An electrostatic noise grounding system in combination with a wind turbine, the combination comprising:

• a wind turbine comprising
• a rotor having a plurality of blades joined to a hub root, and
• the electrostatic noise grounding system comprising
• an insulated rod having a first end and a second end,
• a conductive core passing through the insulated rod,
• a first conductive element connected to the conductive core at the first end of the insulated rod, and
• a second conductive element connected to the conductive core at the second end of the insulated rod,
• wherein the electrostatic noise grounding system is configured to secure to a portion of a rotor such that the first conductive element is in direct physical contact with at least a portion of a surface of at least one of the blades of the wind turbine and the second conductive brush is in direct physical contact with at least a portion of a surface of a hub root of the wind turbine.