变桨电磁刹车.doc

为人类奉献白云蓝天,给未来留下更多资源。 Preserving white clouds and blue sky for human beings and reserving more resources for future. 变桨电磁刹车不动作原因分析及改进姓名:明哲专业:电气工程及其自动化入职时间: 2009 年7月1日部门:技术服务中心为人类奉献白云蓝天,给未来留下更多资源。 Preserving white clouds and blue sky for human beings and reserving more resources for future. 2 目录摘要: ............................................................................................................................ 3 关键词: ........................................................................................................................ 3 一、引言........................................................................................................................ 3 二、金风 变桨系统简述.................................................................................... 3 (一)、变桨系统的硬件................................................................................................ 3 (二)、变桨系统的软件................................................................................................ 4 (三)、变桨系统的制动机构........................................................................................ 5 三、故障信息分析........................................................................................................ 5 (一)、 f文件分析................................................................................................. 5 (二)、 b文件分析................................................................................................. 6 (三)、故障危害.................................................................................................... 8 四、故障点分析............................................................................................................ 8 (一)、 AC2 .............................................................................................................. 8 (二)、 K2继电器................................................................................................... 8 (三)、 DC-DC 模块.................................................................................