http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
J. E. Kim(김주언),Y. H. Kim(김용현),B. S. Kim(김병수),H. I. Kim(김홍일),S. H. Park(박수호),S. J. Lee(이석준),David Paredes,N. Kim(김남훈) Korean Society for Precision Engineering 2021 한국정밀공학회 학술발표대회 논문집 Vol.2021 No.11월
Additive manufacturing (AM) enables the fabrication of complex designs which are typically unobtainable from conventional manufacturing methods. Thanks to the advantage of design flexibility, AM has recently gained attentions from diverse industries with its developments. In energy generation fields, large-size wind turbine blades require complex features to improve efficiency which can highly benefit from utilization of AM technology. In this research, a design for additive manufacturing (DFAM) of fabricating wind turbine blade is investigated, which is conventionally produced by assembling panels with shear webs. Through DFAM process considering design requirements, a generative design is adopted in the inner portion of the wind turbine blade, which replace shear webs, and the assembling process between panels and webs is removed. Finite element analysis is conducted to examine the natural frequency and mechanical performance of the resulting blade. By designing suitable structure, the natural frequency of the wind turbine blade is optimized efficiently to the using environment, and the desirable mechanical performance is obtained with lower weight.