Ammonit Data Logger Manual
28
Ammonit GmbH / 2005 - 2009
3.2.2. Frequency distribution of wind direction
The recorded wind direction is classified into sectors of 10° aperture each. The
36 sectors are north centred and start with the sector zero= S0 (355° to 5°). For
each sector you get the average wind speed and the frequency distribution of
the wind direction as well as the mean wind speed for the resp. sector,
measured with anemometer no. 1.
Graph in ALWIN:
The left part of the graph shows the frequency distribution of the wind direction
and the right part the mean wind speed of the resp. sector. At the site of above
example most of the energy can be gained from west to north west direction:
important for positioning of several WECs at one site.
Summary of Contents for METEO-32
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