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补偿法测量电压和电流的研究
引用本文:彭厚德. 补偿法测量电压和电流的研究[J]. 现代电子技术, 2012, 35(3): 182-183,187
作者姓名:彭厚德
作者单位:长江师范学院物理学与电子工程学院,重庆,408100
基金项目:重庆市教委教改项目(093047)
摘    要:
电压、电流的测量是工程实践中最基本的测量内容之一,由于电压表、电流表的内阻是客观存在的,必然给测量带来误差。为了减小甚至消除这种误差,可以改进测量方法,补偿测量法就是其中重要的一种。文中对有源二端网络中开路电压和短路电流测量的几种补偿测量方法进行了研究和比较,并通过实验进行了验证,实验结果与理论计算相吻合。

关 键 词:电压  电流  补偿测量  实验验证

Study on compensation measurement of voltage and current
PENG Hou-de. Study on compensation measurement of voltage and current[J]. Modern Electronic Technique, 2012, 35(3): 182-183,187
Authors:PENG Hou-de
Affiliation:PENG Hou-de(School of Physics & Electron Engineering,Yangtze Normal University,Chongqing 408100,China)
Abstract:
Measurement of voltage and current is one of the most basic measurement methods in engineering practice.Internal resistance of voltmeter and ammeter is objective existence,which can bring measurement error inevitably.To reduce or even eliminate this error,it can improve measurement method and the compensation measurement is the important one.Several compensation measurement methods about open circuit voltage and short circuit current of active two-port network are studied and compared.The correctness of experimental results is verified by experiment.
Keywords:voltage  current  compensation measurement  experimental verification
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