基于信号频率增减的扶梯速度检测系统研制  

Development of Escalator Speed Detection System Based on Signal Frequency Variations

作　　者：周张森[1] 姜竹语 Zhou Zhangsen;Jiang Zhuyu(Jiangsu Province Special Equipment Safety Supervision Inspection Institute,Branch of Nantong,Nantong 226002)

机构地区：[1]江苏省特种设备安全监督检验研究院南通分院,南通226002

出　　处：《中国特种设备安全》2023年第11期38-41,46,共5页China Special Equipment Safety

摘　　要：本文介绍了自动扶梯和自动人行道速度检测项目的要求和笔者的理解,描述了自动扶梯或自动人行道测速原理和几种常见的检验检测方法,以及这几种方法中存在的不足之处。在此基础上,提出了一种基于脉冲信号频率增减的自动扶梯速度检测系统的实现方法,并对该检测系统的设计原理和多个关键技术环节进行了介绍。最后,对该检测系统的优缺点进行了总结,并对其应用场景进行了展望。This article describes the requirements of the speed detection project of escalators and moving walks and the author’s understanding,and introduces the principle of speed detection of escalators and moving walks and several common detection methods,as well as the shortcomings of these methods.On this basis,a method of the escalator speed detection system based on the variations of the pulse signal frequency is proposed,and it tells the design principle and several key technical links of the detection system.Finally,the advantages and disadvantages of the detection system are summarized,and its application scenarios are prospected.

关 键 词：自动扶梯 自动人行道 检验检测 测速 

分 类 号：X941[环境科学与工程—安全科学]