汽轮发电机滑环碳刷装置故障分析及处理方法

Fault Analysis and Treating Methods of Turbine Generator Slip Ring Brush Device

指出大型发电机的励磁方式主要有静态励磁与旋转励磁,滑环碳刷装置又是静态励磁的关键部件,通过对汽轮发电机滑环碳刷装置的作用、结构以及装置中各部件的常见故障进行分析,根据20多年的检修经验总结出常见故障的处理方法及日常维护要点,应用这些方法检修维护能保证机组长期安全运行,减少故障发生,避免了企业不必要的经济损失。

Static excitation and revolving excitation are two exciting modes of large generators, while slip ring brush device is the key component of static excitation. In this paper, through the analysis of the function, structure and common faults of turbine generator slip ring brush, maintenance essentials and the treatment methods for the common faults are summarized. The application of these methods can ensure the unit＇s secure operation and reduce fault occurrence so as to avoid economic loss for enterprises.