矿用刮板输送机链条张紧力监控技术现状及其发展方向  

Present situation and development direction of monitoring technology for chain tension of mine-used scraper conveyor

作　　者：蔡文飞[1,2] 雷志鹏[1,2] 宋建成[1,2] 张国栋[1,2] 任鸿秋[1,2] 田慕琴[1,2] 许春雨 朱剑飞 CAI Wenfei;LEI Zhipeng;SONG Jiancheng;ZHANG Guodong;REN Hongqiu;TIAN Muqin;XU Chunyu;ZHU Jianfei(National&Provincial Joint Engineering Laboratory of Mining Intelligent Electrical Apparatus Technology,Taiyuan University of Technology,Taiyuan 030024,China;Shanxi Key Laboratory of Mining Electrical Equipment and Intelligent Control,Taiyuan University of Technology, Taiyuan 030024,China;State Gird Jincheng Power Supply Company,Jincheng 048000,China)

机构地区：[1]太原理工大学矿用智能电器技术国家地方联合工程实验室,山西太原030024 [2]太原理工大学煤矿电气设备与智能控制山西省重点实验室,山西太原030024 [3]国网晋城供电公司,山西晋城048000

出　　处：《工矿自动化》2018年第11期25-31,共7页Journal Of Mine Automation

基　　金：NSFC-山西煤基低碳联合基金项目(U1210112);山西省科技重大专项项目(20131101029)

摘　　要：分析了刮板输送机链条的常见故障及其产生原因,阐述了刮板输送机链条的预紧力计算过程,介绍了目前国内外5种主要的链条张紧力监控技术的原理和特点,即基于张紧力与功率或油缸压力关系的监控技术、基于链条悬垂量的监控技术、基于微应变的监控技术、基于滑模控制的监控技术、基于电流法的监控技术,总结了现有监控技术存在的不足,并从张力监控技术和自动控制技术两方面展望了链条张紧力监控技术的发展方向。The common faults of scraper conveyor chains and its causes were analyzed.The calculation process of chain tension of scraper conveyor was expounded.The principles and characteristics of five main chain tension monitoring technologies at home and abroad were introduced,namely monitoring technology based on relationship between tension force and power or cylinder pressure,based on chain suspension,based on micro-strain,based on sliding mode control,and based on current method.The shortcomings of existing monitoring technologies were summarized,and the development direction of chain tension monitoring technologies was prospected from tension monitoring and automatic control technologies.

关 键 词：矿用刮板输送机 链条张紧力 链条悬垂量 微应变 张力监控 

分 类 号：TD634[矿业工程—矿山机电]