Environment: Wind Energy Basics - Copper
2021-1-21 · Copper is vital to the electrical grounding system for wind turbine farms. The turbine masts are prime attractors of lightning strikes, so they require a lightning protection system. When lightning strikes a turbine blade, the current passes along the blade, through the blade hub in the nacelle (gearbox generator enclosure) and down the mast to a grounding system.
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