该文分析了惠斯顿电桥的原理,以及在力敏感技术中的应用,并介绍了电子称重式给煤机使用的称重传感器的国产化情况,包括力敏感元件的选型、国产化称重传感器的结构和性能。关键词:电子称重式给煤机;称重传感器;电阻应变片Abstract : The paper presents an analysis of the Wheatstone electric bridge and its application in the force sensi2 tivity technique , together with a report on local manufacturing conditions of weighing transducers used in electronic weighing type coal feeders , including its type option , its structure and properties. Figs 3 and tables 2Key words : electronic weighing type coal feeder ; weighing transducer ; strain gauge
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