| 基于ADVFC32的电子式电流互感器相位补偿研究 |
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| 引用本文： | 刘骥,海艳.基于ADVFC32的电子式电流互感器相位补偿研究[J].电测与仪表,2010,47(7). |
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| 作者姓名： | 刘骥 海艳 |
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| 作者单位： | 哈尔滨理工大学,电气与电子工程学院,工程电介质及其应用技术教育部重点实验室,哈尔滨,150080;哈尔滨理工大学,电气与电子工程学院,工程电介质及其应用技术教育部重点实验室,哈尔滨,150080 |
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| 基金项目： | 哈尔滨市科技创新人才专项基金资助项 |
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| 摘 要： | 介绍了基于ADVFC32的电子电流互感器的工作原理,主要分析了电流互感器相位补偿中截止频率和相移关系问题。针对实际硬件电路输出电压相位滞后问题提出校正方案并进行实验,结果表明,采用有源低通二阶滤波器及全通滤波器在一定范围内可以校正相位。
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| 关 键 词： | 相移 有源滤波 截止频率 电子式电流互感器 |
Study on Phase Compensation of Electronic Current Transformer Based on ADVFC32 |
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| LIU Ji,HAI Yan.Study on Phase Compensation of Electronic Current Transformer Based on ADVFC32[J].Electrical Measurement & Instrumentation,2010,47(7). |
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| Authors: | LIU Ji HAI Yan |
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| Affiliation: | LIU Ji,HAI Yan(Key Laboratory of Engineering Dielectrics and Its Application,Ministry of Education,College of Electrical and Electronic Engineering,Harbin University of Science and Technology,Harbin 150080,China) |
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| Abstract: | This article introduces the principle of electronic current transformer based on ADVFC32,the relationship between cut-off frequencies and phase-shifting is analyzed in the phase compensation of electronic current transformer.Research on the phase lag of output voltage of hardware circuit is presented;the calibration is proposed and tested.The test results showthat phase can be calibrated by using of second-order active filter and all pass filter in a certain range. |
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| Keywords: | phase-shift active filter cut-off frequency electronic current transformer |
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