发明名称 DE-ICING AND/OR ANTI-ICING OF A WIND TURBINE COMPONENT BY VIBRATING A PIEZOELECTRIC MATERIAL
摘要 It is described a system for de-icing and/or for avoiding an icing of a component (114, 214, 414) of a wind turbine (100). The system (260) comprises a vibrator (280, 380), which comprises a piezoelectric material (384) and which is adapted to be mounted to at least to a portion of the component (114, 214, 414), and an electric generator (270), which is adapted to supply an electric signal to the vibrator (280, 380), wherein the electric signal causes the vibrator (280, 380) to vibrate and to transfer vibrational energy to at least a surface portion of the component (114, 214, 414). It is further described a corresponding method for de-icing and/or for avoiding an icing of a component (114, 214, 414) of a wind turbine (100).
申请公布号 CA2740103(A1) 申请公布日期 2011.11.12
申请号 CA20112740103 申请日期 2011.05.10
申请人 SIEMENS AKTIENGESELLSCHAFT 发明人 LIBERGREN, PETER
分类号 F03D11/00;B64D15/00 主分类号 F03D11/00
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