IEC 61400-12-3:2022/COR1:2025

© IEC 2025
INTERNATIONAL ELECTROTECHNICAL COMMISSION
COMMISSION ÉLECTROTECHNIQUE INTERNATIONALE
____________
IEC 61400-12-3 IEC 61400-12-3
Edition 1.0  2022-08 Édition 1.0  2022-08

WIND ENERGY GENERATION SYSTEMS SYSTÈMES DE GÉNÉRATION D'ÉNERGIE
ÉOLIENNE
Part 12-3: Power performance – Measurement
based site calibration Partie 12-3: Performance de puissance –
Étalonnage du site fondé sur le mesurage

CO RRI G E NDUM 1
Corrections to the French version appear after the English text.
Les corrections à la version française sont données après le texte anglais.

10.3 Combining uncertainties in the wind speed measurement from flow distortion due
to site calibration u
VT,i
Replace Equation (8) with the following, to align with IEC 61400-12-1:2022, Equation (E.45):
22 2
uu++ u
VT,precal,ij, VT,postcal,ij, VT, class,ij,
2 22 2
u =+ u ++u uV⋅
VT,ij, VT,mnt,ij, VT,lgt,ij, VT,coc,ij, i
2 22 2 2
+ u ⋅Vu+ ++u s
VT,rmv,ij, i VT,sv,ij, dVT,ij, sc

After Equation (8), add the following definition for V :
i
"V is the average wind speed in bin i".
i
After Equation (8), replace the de
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