| 三相四线制系统中计及零序电流特性的分布式电源逆变器有功和无功功率控制 |
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| 引用本文： | 吴丽,郑昕,朱小红,胡昀,代海建,李政,曾燕婷,卢继平.三相四线制系统中计及零序电流特性的分布式电源逆变器有功和无功功率控制[J].电力系统保护与控制,2019,47(22):126-133. |
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| 作者姓名： | 吴丽 郑昕 朱小红 胡昀 代海建 李政 曾燕婷 卢继平 |
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| 作者单位： | 中国能源建设集团甘肃省电力设计院有限公司,甘肃兰州,730050;重庆大学电气工程学院输配电装备及系统安全与新技术国家重点实验室,重庆,400044 |
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| 基金项目： | 国家自然科学基金面上项目资助(51577018);中国能源建设集团甘肃省电力设计院有限公司科技项目资助(G-2015-11-18-01);高等学校学科创新引智计划(“111”计划)项目资助(B08036) |
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| 摘 要： | 分布式电源逆变器广泛应用于三相四线制系统,在发生接地故障时,逆变器应该实现低电压穿越的要求,另外,四线制系统下的故障零序特性不能忽略。提出一种能够同时实现以上两个目标的控制策略。基于对分布式电源逆变器控制和并网系统的故障零序电流特性分析,将逆变器的故障电流控制在最大限值内,并通过注入正负序电流消除对零序电流特性曲线产生的不利影响。最后通过实际工程算例分析,验证了所提控制策略的正确性和可行性。
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| 关 键 词： | 三相四线制 低电压穿越 最大限制电流 零序电流特性 控制策略 |
| 收稿时间： | 2018/12/24 0:00:00 |
| 修稿时间： | 2019/2/13 0:00:00 |
Active and reactive power control with zero sequence current characteristics for distributed generation inverters in three-phase four-wire system |
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| WU Li,ZHENG Xin,ZHU Xiaohong,HU Yun,DAI Haijian,LI Zheng,ZENG Yanting and LU Jiping.Active and reactive power control with zero sequence current characteristics for distributed generation inverters in three-phase four-wire system[J].Power System Protection and Control,2019,47(22):126-133. |
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| Authors: | WU Li ZHENG Xin ZHU Xiaohong HU Yun DAI Haijian LI Zheng ZENG Yanting and LU Jiping |
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| Affiliation: | China Energy Engineering Corporation Limited Gansu Electric Power Design Institute, Lanzhou 730050, China,China Energy Engineering Corporation Limited Gansu Electric Power Design Institute, Lanzhou 730050, China,China Energy Engineering Corporation Limited Gansu Electric Power Design Institute, Lanzhou 730050, China,China Energy Engineering Corporation Limited Gansu Electric Power Design Institute, Lanzhou 730050, China,China Energy Engineering Corporation Limited Gansu Electric Power Design Institute, Lanzhou 730050, China,State Key Laboratory of Power Transmission Equipment & System Security and New Technology, School of Electrical Engineering, Chongqing University, Chongqing 400044, China,State Key Laboratory of Power Transmission Equipment & System Security and New Technology, School of Electrical Engineering, Chongqing University, Chongqing 400044, China and State Key Laboratory of Power Transmission Equipment & System Security and New Technology, School of Electrical Engineering, Chongqing University, Chongqing 400044, China |
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| Abstract: | |
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| Keywords: | three-phase four-wire low-voltage ride-through maximum limit current zero sequence current characteristics control strategy |
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