Design of tension testing system of heavy scraper conveyor
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摘要: 针对刮板输送机运行过程中张力难以有效监测的问题,设计了一种基于有限元分析的刮板输送机张力检测系统。通过分析刮板与刮板链之间的受力关系,寻找刮板与刮板链之间的张力敏感点,在若干刮板输送机刮板上嵌入应变传感器,测量刮板和链条之间弱耦合点的张力,进而获取刮板链张力分布,实现刮板输送机链条张力的动态监测。Abstract: In view of problem that tension of scraper conveyor is difficult to effectively monitor in running process, a tension testing system of scraper conveyor based on finite element analysis was designed. The sensitive spot of tension between scraper and scraper chain was found by analyzing the force relation between the scraper and scraper chain. The tension of weak coupling point between the scraper and the chain was measured by embedded strain sensor in several scrapers, so as to obtain tension distribution of the scraper chain. The system realizes dynamic monitoring of tension of scraper conveyor chain.
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Keywords:
- coal mining /
- scraper conveyor /
- tension monitoring /
- strain sensor /
- wireless transmissio
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