List of symbols

1PThe fundamental rotational frequency
AbBolt stress area
AfEffective cross-sectional area for the compressed flanges
AsSurface area to be protected
AmidArea inscribed by the mid-thickness line
ACross-sectional area
CMxoffOffset of rotor nacelle assembly (RNA) along x from tower-top centerline
CMyoffOffset of RNA along y from tower-top centerline
CMzoffOffset of RNA along z from tower-top centerline
CdDrag coefficient
CmAdded mass coefficient
CConstant in the σ–N curve
DTRbTower-base DTR
Table Continued

image

DTRtTower-top DTR
DTRDiameter-to-thickness ratio
DbTower-base outer diameter (OD)
DtTower-top OD
DbcBolt circle diameter in the flange connection ...

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