| 基于ARM的变压器局部放电信号采集系统设计 |
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| 引用本文： | 粟娟,郭晓梅,张明,邓念东. 基于ARM的变压器局部放电信号采集系统设计[J]. 仪表技术与传感器, 2011, 0(11) |
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| 作者姓名： | 粟娟 郭晓梅 张明 邓念东 |
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| 作者单位： | 内江电业局调度中心,四川内江,641000 |
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| 摘 要： | 运用ARM S3C2410s微处理器,针对变压器局部放电产生的超声波信号特征设计了一种变压器局部放电信号采集系统.该系统由超声波预处理电路和基于S3C2410s的信号采集、图形显示、键盘操作和数据存储等功能模块组成,具有速度快、结构简单、经济、方便携带等优点.测试表明:该系统能可靠地采集处理变压器局部放电超声波信号,准确地反映信号的大小、频率及波形.
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| 关 键 词： | 变压器局部放电 超声波采集系统 ARM |
Design of Partial Discharge Acquisition System in Power Transformer Based on ARM |
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| SU Juan , GUO Xiao-mei , ZHANG Ming , DENG Nian-dong. Design of Partial Discharge Acquisition System in Power Transformer Based on ARM[J]. Instrument Technique and Sensor, 2011, 0(11) |
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| Authors: | SU Juan GUO Xiao-mei ZHANG Ming DENG Nian-dong |
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| Affiliation: | SU Juan,GUO Xiao-mei,ZHANG Ming,DENG Nian-dong(Neijiang Electric Power Bureau,Neijiang 641000,China) |
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| Abstract: | A partial discharge acquisition system in power transformer was designed based on ARM S3C2410s,which was used to acquire PD ultrasonic.The system's function consists of analog signal pretreatment circuit,data acquisition,display of graphics,keyboard control and data storage.It is with the excellence of high speed,simple structure,convenient for carry,etc.The feasibility and accuracy of the system is validated by examination. |
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| Keywords: | partial discharge in power transformer ultrasonic acquisition system ARM |
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