FIELD: wind-power engineering; medium- and high- power wind-electric plants. SUBSTANCE: tower has hollow internal vertical pole 2 joined with external body 1 by means of horizontal connections 3 whose quantity, size, and position through tower height can be adjusted and chosen so as to increase or decrease frequency of self-induced vibrations of tower. EFFECT: improved design; facilitated control of self-induced vibrations of tower. 3 dwg
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Authors
Dates
1997-11-10—Published
1995-04-13—Filed