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对常用的数字测速方法进行了分析 ,说明由于转轴弯曲振动及扭振的影响 ,在实际应用时应根据不同的转速范围选用不同的方法 ,使得测量结果满足静态精度及有较快的动态响应要求
The commonly used methods of digital velocity measurement are analyzed to show that due to the influence of bending vibration and torsional vibration of the rotating shaft, different methods should be selected according to different rotating speed range in practical applications, so that the measurement results meet the static precision and have faster dynamic response requirements