特高压柔直阀控系统链路延时分析与测试研究
模块化多电平换流器高压直流输电(modular multilevel converter based high voltage direct current,MMCHVDC)系统中链路延时对系统动态性能影响较大,如果延时设计不合理,会导致系统的稳定性变差。随着电压等级的提升,子模块数量相应增加,如何降低控制及保护的延时成为挑战。研究分析昆柳龙直流工程柳北换流站极1换流阀阀控下行、过流保护和上行3种链路延时的组成,提出了相应的测试方法,完成测试并提出优化方向。阀控下行、过流保护和上行链路延时分别小于40 μs、60 μs、60 μs,在现有硬件水平下已达到设计预期,满足现有控制链路延时需求。...
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Published in | 全球能源互联网 Vol. 3; no. 2; pp. 190 - 198 |
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Main Authors | , , , , |
Format | Journal Article |
Language | Chinese |
Published |
Editorial Office of Journal of Global Energy Interconnection
01.03.2020
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Subjects | |
Online Access | Get full text |
ISSN | 2096-5125 |
DOI | 10.19705/j.cnki.issn2096-5125.2020.02.010 |
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Abstract | 模块化多电平换流器高压直流输电(modular multilevel converter based high voltage direct current,MMCHVDC)系统中链路延时对系统动态性能影响较大,如果延时设计不合理,会导致系统的稳定性变差。随着电压等级的提升,子模块数量相应增加,如何降低控制及保护的延时成为挑战。研究分析昆柳龙直流工程柳北换流站极1换流阀阀控下行、过流保护和上行3种链路延时的组成,提出了相应的测试方法,完成测试并提出优化方向。阀控下行、过流保护和上行链路延时分别小于40 μs、60 μs、60 μs,在现有硬件水平下已达到设计预期,满足现有控制链路延时需求。 |
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AbstractList | 模块化多电平换流器高压直流输电(modular multilevel converter based high voltage direct current,MMCHVDC)系统中链路延时对系统动态性能影响较大,如果延时设计不合理,会导致系统的稳定性变差。随着电压等级的提升,子模块数量相应增加,如何降低控制及保护的延时成为挑战。研究分析昆柳龙直流工程柳北换流站极1换流阀阀控下行、过流保护和上行3种链路延时的组成,提出了相应的测试方法,完成测试并提出优化方向。阀控下行、过流保护和上行链路延时分别小于40 μs、60 μs、60 μs,在现有硬件水平下已达到设计预期,满足现有控制链路延时需求。 |
Author | 陈俊 胡煜 林卫星 周竞宇 邹常跃 |
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Title | 特高压柔直阀控系统链路延时分析与测试研究 |
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