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高精度、智能化压敏电阻特性测试仪 被引量:1

High Accuracy Intelligence Testing Instrument for Voltage Dependent Characteristic
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摘要 介绍利用 80 31单片机实现对压敏电阻的伏安特性进行自动检测和控制。该仪器由于电流检测电路采用在线检测 ,消除了测量误差 ;直流电源采用数码控制 ,实现了高精度电源对压敏电阻的施压。 An automatic testing instrument for volt ampere characteristic of voltage dependent resistance is introduced. Single chip microcomputer 8031 is used to implement automatic measurement and control. On line measurement is used in current testing circuit to reduce test error. DC power is digitally controlled to increase accuracy.
作者 周洁敏
出处 《数据采集与处理》 EI CSCD 2000年第1期116-119,共4页 Journal of Data Acquisition and Processing
基金 国家自然科学基金 航空科学基金 江苏省发展基金
关键词 压敏电阻 特性测试仪 单片机 在线检测 automatic test on line measurement digital control power supply
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