| 牛从直流输电系统电压异常波动原因及影响分析 |
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| 引用本文： | 李国艮,宋佳翰,皮杰,李鑫,孙晓瑜,樊友平. 牛从直流输电系统电压异常波动原因及影响分析[J]. 电测与仪表, 2019, 56(17): 82-87 |
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| 作者姓名： | 李国艮 宋佳翰 皮杰 李鑫 孙晓瑜 樊友平 |
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| 作者单位： | 中国南方电网超高压输电公司曲靖局 云南曲靖655000;武汉大学电气与自动化学院,武汉,430072 |
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| 摘 要： | 针对牛从直流输电系统极2直流线路电压出现的异常波动现象,本文根据直流电压控制策略、电压异常波形图、直流电压理论值计算、交直流功率对比等对导致电压异常波动的原因进行了分析, 介绍了检修处理情况以及电压异常波动对直流输电系统稳定运行可能造成的影响。
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| 关 键 词： | 直流输电 电压异常波动 电压控制策略 |
| 收稿时间： | 2018-07-10 |
| 修稿时间： | 2018-07-10 |
Analysis on HVDC voltage abnormal fluctuation of Niuzhai-Conghua DC transmission system |
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| Li Guogen,Song Jiahan,Pi Jie,Li Xin,Sun Xiaoyu and Fan Youping. Analysis on HVDC voltage abnormal fluctuation of Niuzhai-Conghua DC transmission system[J]. Electrical Measurement & Instrumentation, 2019, 56(17): 82-87 |
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| Authors: | Li Guogen Song Jiahan Pi Jie Li Xin Sun Xiaoyu Fan Youping |
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| Affiliation: | Qujing Bureau,CSG EHV Power Transmission Company,School of Electrical Engineering Wuhan University,School of Electrical Engineering Wuhan University,School of Electrical Engineering Wuhan University,School of Electrical Engineering Wuhan University,School of Electrical Engineering Wuhan University |
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| Abstract: | In view of the abnormal fluctuation phenomenon of the DC line voltage of the DC power transmission system, the reasons for the abnormal voltage fluctuations are analyzed in this paper based on DC voltage control strategy, fault waveform diagram, DC voltage theoretical value calculation, and AC-DC power comparison. The effects of overhaul and abnormal fluctuation of voltage on the stable operation of HVDC transmission system are introduced. |
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| Keywords: | DC transmission, abnormal voltage fluctuation, voltage control strategy |
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