The humidity and salt mist concentration of the tower and nacelle were analyzed for a certain offshore wind turbine.The evaluation criteria for temperature,humidity and salt spray of offshore wind turbines was summarized.The impact of humidity on the steel structure and electrical equipment of offshore wind turbines were researched.The principles and applicable occasions of heating dehumidification,condensation dehumidification and rotary dehumidification were analyzed.A dehumidification salt spray method suitable for offshore wind turbines was proposed.An application reference was provided for dehumidifying salt spray system of offshore wind turbines.
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