全频点轨道绝缘测试仪的实现  

The realization of the multiple frequency track insulation broken spot detector

作　　者：郑国恒[1] 李秀红[1] 杨洁[1] 王建国[2] 

机构地区：[1]郑州大学,河南省450052 [2]郑州中铁科技发展有限公司,河南省450052

出　　处：《微计算机信息》2007年第10期182-183,189,共3页Control & Automation

摘　　要：本文介绍了以电磁感应理论为基础,以微控制器PLC87C591,程控滤波器MAX262为核心的便携式全频点绝缘测试仪的实现方法。该仪器适应国内现有各种制式信号的轨道绝缘故障点的排查,经轨道现场试验,取得了满意的效果。This article introduced a method of the multiple frequency track insulation broken spot detector ,that take the electromagnet-ic induction theory as the foundation,and take the micro controller PLC87C591, programmable filter MAX262 as the core. This instru-ment adapts to each kind of domestic track signal. It has obtained the satisfactory effect after the track field test.

关 键 词：全频点 轨道绝缘故障点 PLC87C591 控滤波 语音报警 

分 类 号：TP206.3[自动化与计算机技术—检测技术与自动化装置]