有效利用交直流电传动内燃机车工作及传动特点,不需要使用专用的转速传感器,采用频率比较方法,就能实现对内燃机车柴油机转速的快速精确测量。经机车维修使用表明,该方法经济实用,可靠性高,操作便捷,为机车柴油机转速测量提供了又一新的方案。介绍了测速原理、方法及具体实现。 Effective use of AC and DC diesel locomotive work and transmission characteristics, do not need to use a dedicated speed sensor, the use of frequency comparison method, you can achieve diesel locomotive diesel engine speed measurement of rapid and accurate. The use of locomotive maintenance shows that the method is economical and practical, high reliability, easy operation, locomotive diesel engine speed measurement provides another new program. Introduced the speed measuring principle, the method and the concrete realization.