金融界2025年6月14日消息,国家知识产权局信息显示,西门子歌美飒可再生能源公司申请一项名为“风力涡轮机机舱的角度位置的精确确定”的专利,公开号CN120153172A,申请日期为2023年10月。
专利摘要显示,描述了一种确定风力涡轮机(1)的机舱(4)的角度位置的方法,所述机舱(4)被可旋转地安装在塔架(3)的上端处,所述塔架(3)的下端由基础(2)支撑。所述方法包括:获得并存储(21)对应于基础参考点(13)的基础角度位置,所述基础角度位置是相对于真北,基于所述基础角度位置和指示基础与塔架之间的角度关系的信息来确定(22)塔架角度位置,所述塔架角度位置对应于塔架参考点(D),接收(23)指示所述机舱(4)的角度位置的编码器信号,检测(24)到安装到所述机舱(4)的传感器(15)位于所述塔架参考点(D)附近,以及响应于所述检测:更新(25)所述编码器信号,使得所述机舱(4)的所指示角度位置对应于所述塔架角度位置。此外,还描述了用于风力涡轮机的控制器、风力涡轮机和风电场。
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