out-line monitoring includes spectrum analysis ferrograph analysis scanning electron microscope, etc.
离线监测如光谱分析、铁谱分析、扫描电镜等;
ferrograph analysis technology has been widely applied in equipment condition monitoring and fault diagnosis.
铁谱分析技术已广泛应用于设备的状态监测与故障诊断。
the ferrograph analysis method is explained and the failure criteria are given by taking an example of trouble diagnosis of 6ls-3 shearer.
以对6ls-3型采煤机的监测为例,说明了铁谱分析方法和失效判据。