| 高压隔离采集电路的设计 |
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| 引用本文： | 王新艳,徐征,王旭龙,江绛,李小鹏.高压隔离采集电路的设计[J].天津工程师范学院学报,2014(2):26-29. |
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| 作者姓名： | 王新艳 徐征 王旭龙 江绛 李小鹏 |
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| 作者单位： | 天津职业技术师范大学汽车与交通学院,天津300222 |
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| 基金项目： | 天津市科学技术普及项目（13KPXM01SY016）; 天津职业技术师范大学科研发展基金项目（KJ13-06） |
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| 摘 要： | 分析了霍尔电压传感器在高压隔离采集中的使用方法、工作原理、设计参数的计算以及运算放大器的选用原则。该方案可应用在直流高压采集和交流高压采集场合,考虑在恶劣环境中使用的稳定性和可靠性,在电路设计中增加了调零电路和补偿电路,可将误差降到最小,以保证精度的要求,并能根据使用场合的不同,按需要取舍。
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| 关 键 词： | 霍尔电压传感器 运算放大器 隔离采集 |
Design of high voltage isolation acquisition circuit |
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| WANG Xin-yan,XU Zheng,WANG Xu-long,JIANG Jiang,LI Xiao-peng.Design of high voltage isolation acquisition circuit[J].Journal of Tianji University of Technology and Education,2014(2):26-29. |
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| Authors: | WANG Xin-yan XU Zheng WANG Xu-long JIANG Jiang LI Xiao-peng |
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| Institution: | (School of Automotive and Transportation, Tianjin University of Technology and Education, Tianjin 300222, China) |
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| Abstract: | The concrete method,work principle,calculation of the involved parameters,principles of the selection of operational amplifier of hall voltage sensors in high voltage isolation are analyzed in this paper.The design scheme can be applied in the occasion of DC high voltage sampling and AC high voltage.Considering the stability and reliability in poor environment,the zero adjustment circuit and compensation circuit is added in the circuit design,and the error is reduced to the minimum in order to ensure the accuracy requirements on different occasions,and according to different needs. |
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| Keywords: | Hall voltage sensor operational amplifier isolated collection |
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