| 电子式电流互感器传感头的低功耗设计 |
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| 引用本文： | 贾春荣,邸志刚,张庆凌,侯国强,金建国. 电子式电流互感器传感头的低功耗设计[J]. 高压电器, 2009, 45(2) |
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| 作者姓名： | 贾春荣 邸志刚 张庆凌 侯国强 金建国 |
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| 作者单位： | 河北理工大学,河北,唐山,063009;河北理工大学,河北,唐山,063009;河北理工大学,河北,唐山,063009;河北理工大学,河北,唐山,063009;河北理工大学,河北,唐山,063009 |
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| 基金项目： | 河北省科技攻关计划项目，唐山市科技局基金，河北省教育厅自然科学基金 |
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| 摘 要： | 降低传感头功耗是目前电子式电流互感器的研究重点。针对电子式电流互感器的工作原理及目前研究难点,通过对传感元件和模拟信号处理电路的改进,有效地使传感头的功耗降低到50 mW以下,测量精度得到提高。此外对电流互感器的相位补偿也有了很大的改善。试验结果证明,该设计方案切实可行,除降低功耗以外,在比差及相位差方面都能够满足国标0.2级电流互感器的要求。
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| 关 键 词： | 电子式电流互感器 Rogowski线圈 低功耗 |
Low Power Consumption Design of Electronic Current Transformer Sensor |
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| JIA Chun-rong,DI Zhi-gang,ZHANG Qin-ling,HOU Guo-qiang,JIN Jiang-guo. Low Power Consumption Design of Electronic Current Transformer Sensor[J]. High Voltage Apparatus, 2009, 45(2) |
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| Authors: | JIA Chun-rong DI Zhi-gang ZHANG Qin-ling HOU Guo-qiang JIN Jiang-guo |
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| Affiliation: | Hebei Polytechnic University;Tangshan 063009;China |
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| Abstract: | Based on the analysis of working principle of electronic current transformer,the sensing element and analog signal processing circuit were improved,the power consumption of sensor was reduced to less than 50 mW,and the measurement precision was enhanced.In addition,the phase compensation of the transformer was meliorated significantly.Experimental results demonstrate that this design proposal is feasible,and the ratio difference and phase difference can meet the requirements for 0.2 level current transforme... |
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| Keywords: | electronic current transformer Rogowski coil low power consumption |
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