| 基于DSP和光纤技术的高压设备在线监测系统 |
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| 引用本文： | 杨达亮,陈军灵.基于DSP和光纤技术的高压设备在线监测系统[J].高电压技术,2006,32(7):58-60. |
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| 作者姓名： | 杨达亮 陈军灵 |
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| 作者单位： | 广西大学电气工程学院,南宁,530004;广西大学电气工程学院,南宁,530004 |
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| 基金项目： | 广西大学校科研和教改项目 |
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| 摘 要： | 介绍了基于DSP和光纤通信技术的变电站高压设备在线监测系统的组成、工作原理和设计方法。测试仪A/D采用AD73360,保证六路同时采样,同时采用软件数字滤波,保证各通道的良好一致性;核心数据处理采用高性能DSP,通过先进的数字信号处理技术和改进算法实现了系统的测量准确性;针对变电站电磁干扰、地环干扰以及雷击等问题,系统采用光纤进行数据通信。另外,利用该DSP的Bootloader特性和FLASH烧写技术,实现了测试仪软件的在线升级。在变电站的应用表明,系统通信稳定,测量结果准确。
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| 关 键 词： | 高压设备 在线监测 DSP 光纤通信 算法 |
| 文章编号： | 1003-6520(2006)07-0058-03 |
| 收稿时间： | 2005-07-06 |
| 修稿时间： | 2005年7月6日 |
On-line Monitoring System Based on DSP and Optical Fiber Technology for High Voltage Equipment |
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| YANG Daliang,CHEN Junling.On-line Monitoring System Based on DSP and Optical Fiber Technology for High Voltage Equipment[J].High Voltage Engineering,2006,32(7):58-60. |
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| Authors: | YANG Daliang CHEN Junling |
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| Affiliation: | School of Electrical Engineering, Guangxi University, Nanning 530004,China |
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| Abstract: | This paper describes the components of on-line monitoring system for high voltage equipment in substation based on DSP and optical fiber communication technology.The paper emphasizes the principle and design method of testing instrument.The testing instrument has channel consistency with six input-channel simultaneous sampling sigma-delta A/D converters AD73360 and software digital filter technology.The system improves the measurement veracity with the technology of DSP and advanced algorithm.This system uses the optical fiber communication technology for solving the problem such as EMI,grounding interference,lightning strike,etc.With the DSP bootloader features and the FLASH programming technology,the instrument has the function of software on-line update.This system indicates the measurement veracity and communication stability with the applications in substation. |
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| Keywords: | high voltage equipment on-line monitoring digital signal processor(DSP) optical fiber communication algorithm |
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