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Introduction Representation in WAsP

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Site selectionSite 4Site 6MethodFor each siteFor each (z 0,d) schemeAdjust <strong>WAsP</strong> roughness mapFor each mast pair on siteFor each displacement height decay rate sFor <strong>in</strong>itiation mast and target mast• Calculate distance to trees and result<strong>in</strong>g displacement height <strong>in</strong> 360directions.• Take 30°-average displacement height <strong>in</strong> each of 12 sectors• d = average of sector displacement heights, weighted by sector frequency.• Mast height is reduced from z to z -dNext mast<strong>WAsP</strong> calculation from <strong>in</strong>itiation mast to target mast (each with displaced height)Mean w<strong>in</strong>d speed difference: <strong>WAsP</strong>-calculated – MeasuredFor displacement height decay rate sNext mast pairNext (z 0,d) schemeNext site

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