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Wind energy generation systems - Part 60: Validation of computational models
40.99 Full report circulated: DIS approved for registration as FDIS
Wind energy generation systems - Part 12-4: Numerical site calibration for power performance testing of wind turbines
60.60 Standard published
Wind energy generation systems - Part 21-3: Measurement and assessment of electrical characteristics - Wind turbine harmonic model and its application
60.60 Standard published
Wind energy generation systems - Part 4-2: Lubrication of drivetrain components in wind turbines
40.99 Full report circulated: DIS approved for registration as FDIS
Wind energy generation systems - Part 4-3: Explanatory notes on IEC 61400-4 - Supportive information for wind turbine gearbox design
40.99 Full report circulated: DIS approved for registration as FDIS
Wind energy generation systems - Part 11-2: Acoustic noise measurement techniques - Measurement of wind turbine sound characteristics in receptor position
60.60 Standard published
Wind turbines - Part 14: Declaration of apparent sound power level and tonality values
60.60 Standard published
Wind energy generation systems - Part 21-4: Measurement and assessment of electrical characteristics - Wind turbine components and subsystems
50.00 Final text received or FDIS registered for formal approval
Wind energy generation systems - Part 21-5: Configuration, functional specification, and validation of hardware-in-the-loop test bench for wind power plants
20.99 WD approved for registration as CD
Wind energy generation systems - Part 25-71: Communications for monitoring and control of wind power plants - Configuration description language
60.60 Standard published
Wind energy generation systems - Part 26-4: Reliability for wind energy generating systems
50.60 Close of voting. Proof returned by secretariat
Decommissioning and preparation for recycling
20.99 WD approved for registration as CD
Wind energy generation systems - Part 28: Through life management and life extension of wind power assets
50.60 Close of voting. Proof returned by secretariat
Wind energy generation systems - Part 29: Marking and lighting of wind turbines
60.60 Standard published
Wind energy generation systems - Part 30: Safety of wind turbine generators - General principles for design
60.60 Standard published
Wind energy generation systems - Part 31: Siting risk assessment
60.60 Standard published
Wind energy generation systems - Part 3-2: Design requirements for floating offshore wind turbines
60.60 Standard published
Wind energy generation systems - Part 4-1: Reliability assessment of drivetrain components in wind turbines
40.99 Full report circulated: DIS approved for registration as FDIS