| 基于半绝缘电压串联加法的工频电压比例自校系统 |
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| 引用本文： | 殷小东,周峰,雷民,章述汉,胡宗泉.基于半绝缘电压串联加法的工频电压比例自校系统[J].电测与仪表,2010,47(11). |
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| 作者姓名： | 殷小东 周峰 雷民 章述汉 胡宗泉 |
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| 作者单位： | 国网电力科学研究院,武汉,430074;国网电力科学研究院,武汉,430074;国网电力科学研究院,武汉,430074;国网电力科学研究院,武汉,430074;国网电力科学研究院,武汉,430074 |
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| 摘 要： | 为了提升110kV工频电压比例标准自校系统国家标准的准确度等级,使其满足电网快速发展和开展0.005级及以下准确度级别电压互感器的检定/校准工作的需求,研究并提出了半绝缘互感器电压串联加法溯源线路。通过对半绝缘和全绝缘互感器电压串联加法线路数学模型误差的分析比较,得到基于半绝缘互感器电压加法的自校系统准确度等级更高,并具有很好的开放性。试验结果表明,新自校系统达到了预期的技术指标。
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| 关 键 词： | 自校系统 溯源 半绝缘 电压串联加法 电压互感器 |
Power Frequency Voltage Ratio Standard Self-calibration Based on Semi-insulating Voltage Series Summation |
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| YIN Xiao-dong,ZHOU Feng,LEI Min,ZHANG Shu-han,HU Zong-quan.Power Frequency Voltage Ratio Standard Self-calibration Based on Semi-insulating Voltage Series Summation[J].Electrical Measurement & Instrumentation,2010,47(11). |
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| Authors: | YIN Xiao-dong ZHOU Feng LEI Min ZHANG Shu-han HU Zong-quan |
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| Affiliation: | YIN Xiao-dong,ZHOU Feng,LEI Min,ZHANG Shu-han,HU Zong-quan(State Grid Electric Power Research Institute,Wuhan 430074,China) |
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| Abstract: | In order to study and improve the level of the 110kV frequency voltage ratio standard self-calibration system to meet the requirement of both the rapid development of power grid and voltage transformer test/calibration below 0.005 level,a traceability method based on semi-insulating voltage series summation is proposed.By analyzing the error of the mathematical models based on between the semi-insulating and fully insulating voltage series summation,the analysis indicates that the self-calibration system ba... |
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| Keywords: | self-calibration system traceability semi-insulating voltage series summation voltage transformer |
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