摘要
本文介绍了基于虚拟仪器技术的变速旋转机械的锁相倍频测试技术,用硬件方式剔除了测试过程中机械转速不恒定对信号分析的影响,提高了故障诊断的准确性。
The approach of phase lock and multiple frequency technique on rotating instrument is presented.It eliminates the influence of the uneven rotating velocity on signal analysis,and promotes the fault diagnosis.
出处
《中国测试技术》
2003年第5期13-14,共2页
CHINA MEASUREMENT & TESTING TECHNOLOGY