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IEA R&D W ind List of Recommended Practices
S-E Thor, January 23 2001
No Area dition Year irst ed Valid Status
1 Power Performance Testing 2 1990 1982 noSuperceeded by IEC 61400-12,
Wind power performance testing
2Estimation of Cost of Energy
from WECS2 1994 1983 yes
3 Fatigue Load Characteristics 2 1990 1984 yesPart of IEC 61400-13 TS,
Measurement of mechanical loads
4Measurement of Noise
Emission3 1994 1984 no
Superceded by IEC 61400-11,
Acoustic noise measurement
techniqies
5 Electromagnetic Interference 1 1986 yes
6 Structural Safety 1 1988 no See also IEC 614000-1, ed 2
7 Quality of Power 1 1984
See also IEC 614000-21 FDIS,
Measurement and assessment of
power quality of grid connected
wind turbines
8 Glossary of Terms 2 1993 1987
See also IEC 60050-415
International Electrotechnical
vocabulary: Wind turbine
9 Lightning Protection 1 1997 yesSee also IEC PT24, Lighning
protection for wind turbines
10 Noise Immission Mesurement 1 1997 yes
11Wind Speed Measurement and
use of Cuo Anemometers1 1999 yes
Document will be used by IEC
MT 13, updating power
performance measurement
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