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一种新颖的功率因数直接取样方法及应用
引用本文:周小方.一种新颖的功率因数直接取样方法及应用[J].北华大学学报(社会科学版),1996(8).
作者姓名:周小方
作者单位:漳州师范学院物理系!漳州市
摘    要:文提出一种新颖的功率直接取样方法,取样电路仅由一只双运放、一只四比较器和一只模拟开关CD4053组成,该取样方法与3 1/2A/D转换器ICL7106配合可方便地组成高性价比的数字式功率因数表。

关 键 词:功率因数  直接取样  数字式功率因数表

A New Method of Measuring Power Factor Directly and Its Application
Zhou XiaofangZhangzhou Teacher' s College,Zhangzhou City.A New Method of Measuring Power Factor Directly and Its Application[J].Journal of Beihua University(Social Sciences),1996(8).
Authors:Zhou XiaofangZhangzhou Teacher' s College  Zhangzhou City
Abstract:A new method of measuring power factor directly is given in the paper. The measurement circuit is composed with a dual op amp and a quad comparator and an analog switch CD4053. It is easy to constitute the digit power factor meter by using A/D converter ICL7106 and the measurement method coordinately.
Keywords:Power Factor  Direct Measurement  Digit Power Factor Meter  
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