International Energy Agency Wind Turbine Round-Robin Test Task

This report describes the work and the results of Annex XVI, Wind Turbine Round-Robin Test Task, performed under the auspices of the International Energy Agency's (IEA's) Agreement for Cooperation in the Research and Development of Wind Turbine Systems (IEA R&D WTS). The objectives of Annex XVI were to validate wind turbine testing procedures, analyze and resolve sources of discrepancies, and toimprove the testing methods and procedures. All participating laboratories tested similar wind turbines at their own facilities, using comparable test instrumentation and data acquisition equipment.