便携式直流转辙机测试仪的研究与设计
根据6502电气集中道岔控制电路原理,设计了一种基于Atmega16处理器和电流传感器的便携式四六线直流转辙机测试仪。该系统包括道岔模拟驱动电路、信号采集电路、智能分析显示电路。道岔模拟驱动电路由单片机通过光耦合开关控制继电器完成对转辙机的操作,信号采集电路主要由电流传感器采集电流信号,经A/D转换为数字信号后,发送给上位机显示模块,实时监测和分析转辙机工作状态和绘制道岔动作电流曲线。测试结果表明：该测试仪能够完整地采集到转辙机工作时的信息,且性能稳定,可以帮助电务人员检验配线的正确与否以及诊断道岔故障。...
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| Published in | 电子技术应用 Vol. 42; no. 1; pp. 44 - 47 |
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| Main Author | |
| Format | Journal Article |
| Language | Chinese |
| Published |
兰州交通大学光电技术与智能控制教育部重点实验室,甘肃兰州,730070%兰州交通大学电子与信息工程学院,甘肃兰州,730070
2016
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| Subjects | |
| Online Access | Get full text |
| ISSN | 0258-7998 |
| DOI | 10.16157/j.issn.0258-7998.2016.01.011 |
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| Summary: | 根据6502电气集中道岔控制电路原理,设计了一种基于Atmega16处理器和电流传感器的便携式四六线直流转辙机测试仪。该系统包括道岔模拟驱动电路、信号采集电路、智能分析显示电路。道岔模拟驱动电路由单片机通过光耦合开关控制继电器完成对转辙机的操作,信号采集电路主要由电流传感器采集电流信号,经A/D转换为数字信号后,发送给上位机显示模块,实时监测和分析转辙机工作状态和绘制道岔动作电流曲线。测试结果表明：该测试仪能够完整地采集到转辙机工作时的信息,且性能稳定,可以帮助电务人员检验配线的正确与否以及诊断道岔故障。 |
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| Bibliography: | Cheng Guiliang, He Tao, Zhao Changcai （1 .Key Laboratory of Opto-Technology and Intelligent Control Ministry of Education, Lanzhou Jiaotong University, Lanzhou 730070, China ; 2.School of Electronic and Information Engineering ,Lanzhou Jiaotong University ,Lanzhou 730070, China） switch control circuit; current sensors; point machine; switch fault diagnosis 11-2305/TN According to the principle of switch control circuit in the 6502 electric interlocking system,a portable DC point machine tester of 4 / 6 wires-type based on Atmega16 processor and current sensors is designed.The system compose of switch analog driv-ing circuit,signal acquisition circuit and intelligent analysis display circuit.The driving circuit completes the operation of point ma-chine by SCM,which controls circuit apparatus through optical coupling switch;in the system of signal acquisition circuit,the ana-log signal collected by current sensor is converted to the digital one via A / D converter,which is transmitted to display module of upper co |
| ISSN: | 0258-7998 |
| DOI: | 10.16157/j.issn.0258-7998.2016.01.011 |