I.S. EN 61400-12-1:2017
Superseded
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WIND POWER GENERATION SYSTEMS - PART 12-1: POWER PERFORMANCE MEASUREMENT OF ELECTRICITY PRODUCING WIND TURBINES
Hardcopy , PDF
11-01-2020
English
01-01-2017
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
National Foreword
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and units
5 Power performance method overview
6 Preparation for performance test
7 Test equipment
8 Measurement procedure
9 Derived results
10 Reporting format
Annex A (normative) - Assessment of influences caused
by wind turbines and obstacles at the test site
Annex B (normative) - Assessment of terrain at the test
site
Annex C (normative) - Site calibration procedure
Annex D (normative) - Evaluation of uncertainty in
measurement
Annex E (informative) - Theoretical basis for determining
the uncertainty of measurement using the method of
bins
Annex F (normative) - Wind tunnel calibration procedure
for Anemometers
Annex G (normative) - Mounting of instruments on the
meteorological mast
Annex H (normative) - Power performance testing of small
wind turbines
Annex I (normative) - Classification of cup and sonic
anemometry
Annex J (normative) - Assessment of cup and sonic
anemometry
Annex K (normative) - In-situ comparison of anemometers
Annex L (normative) - The application of remote sensing
technology
Annex M (informative) - Normalisation of power curve data
according to the turbulence intensity
Annex N (informative) - Wind tunnel calibration procedure for
wind direction sensors
Annex O (informative) - Power performance testing in cold
climate
Annex P (informative) - Wind shear normalisation procedure
Annex Q (informative) - Definition of the rotor equivalent wind
speed under consideration of wind veer
Annex R (informative) - Uncertainty considerations for tests on
multiple turbines
Annex S (informative) - Mast flow distortion correction for lattice
masts
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
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