10 kV用无源电子式电压传感器的应用研究
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引用本文:丁永生1 ,李自清2.10 kV用无源电子式电压传感器的应用研究[J].计算技术与自动化,2021,(1):53-57
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丁永生1 ,李自清2 (1.国网电力科学研究院有限公司,江苏 南京 2110002.上海置信电气股份有限公司,上海 200335) 
中文摘要:针对传统技术中采用电磁式CT互感器存在的不足,提出了适用于10 kV的无源电子式电压互感器。根据电压互感器的工作原理,介绍了10 kV无源电子式电压互感器在电能表检定装置方面的意义。进一步分析了无源电子式电压互感器在电力设备中应用的重要性和必要性,该技术能够有效地避免传统技术在电力线路信号传输和处理时带来附加误差,大大提高电能计量、保护和测量系统的精度,推进了电力系统朝向数字化、电子化、自动化、网络化的方向发展。实验表明,采用10 kV的无源电子式电压传感器与传统CT互感器相比,误差精度提高了10%以上。
中文关键词:CT互感器  无源电子式电压互感器  光电式电压互感器  全光纤型传感器  误差精度
 
Application Research of Passive Electronic Voltage Sensor for 10 kV
Abstract:Aiming at the shortcomings of the traditional technology using electromagnetic CT transformers, a passive electronic voltage transformer suitable for 10kV is proposed. According to the working principle of the voltage transformer, a 10 kV passive electronic voltage transformer is proposed in the energy meter. The significance of the verification device further analyzes the importance and necessity of the application of passive electronic voltage transformers in power equipment. This technology can effectively avoid the additional errors caused by traditional technology in power line signal transmission and processing, which greatly improves The accuracy of electrical energy measurement, protection and measurement systems has promoted the development of power systems towards digitalization, electronics, automation, and networking. Tests show that compared with traditional CT transformers, the error accuracy of passive electronic voltage sensors using 10 kV is improved by more than 10%.
keywords:CT transformer  passive electronic voltage transformer  photoelectric voltage transformer  all-fiber sensor  error accuracy
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