单相H桥型MMC直接功率控制策略研究
针对模块化多电平换流器(Modular Multilevel Converter,MMC)的研究主要集中在三相系统,很少有文献对单相MMC展开分析研究。文章分析了一种单相H桥型MMC的拓扑结构,建立其数学模型;通过构造和实际交流量成正交关系的虚拟交流量,提出一种基于αβ坐标系的直接功率控制(Direct Power Control,DPC)策略;单相MMC桥臂电流中的二次分量将流入直流侧,为此利用准比例谐振控制器设计环流抑制器;最后在PSCAD/EMTDC中搭建仿真模型,结果验证了所提出控制策略的有效性。...
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Published in | 电测与仪表 Vol. 53; no. 5; pp. 42 - 46 |
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Main Author | |
Format | Journal Article |
Language | Chinese |
Published |
华东交通大学 电气与电子工程学院,南昌,330013
2016
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Subjects | |
Online Access | Get full text |
ISSN | 1001-1390 |
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Abstract | 针对模块化多电平换流器(Modular Multilevel Converter,MMC)的研究主要集中在三相系统,很少有文献对单相MMC展开分析研究。文章分析了一种单相H桥型MMC的拓扑结构,建立其数学模型;通过构造和实际交流量成正交关系的虚拟交流量,提出一种基于αβ坐标系的直接功率控制(Direct Power Control,DPC)策略;单相MMC桥臂电流中的二次分量将流入直流侧,为此利用准比例谐振控制器设计环流抑制器;最后在PSCAD/EMTDC中搭建仿真模型,结果验证了所提出控制策略的有效性。 |
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AbstractList | TM933; 针对模块化多电平换流器(Modular Multilevel Converter,MMC)的研究主要集中在三相系统,很少有文献对单相MMC展开分析研究.文章分析了一种单相H桥型MMC的拓扑结构,建立其数学模型;通过构造和实际交流量成正交关系的虚拟交流量,提出一种基于αβ坐标系的直接功率控制(Direct Power Control,DPC)策略;单相MMC桥臂电流中的二次分量将流入直流侧,为此利用准比例谐振控制器设计环流抑制器;最后在PSCAD/EMTDC中搭建仿真模型,结果验证了所提出控制策略的有效性. 针对模块化多电平换流器(Modular Multilevel Converter,MMC)的研究主要集中在三相系统,很少有文献对单相MMC展开分析研究。文章分析了一种单相H桥型MMC的拓扑结构,建立其数学模型;通过构造和实际交流量成正交关系的虚拟交流量,提出一种基于αβ坐标系的直接功率控制(Direct Power Control,DPC)策略;单相MMC桥臂电流中的二次分量将流入直流侧,为此利用准比例谐振控制器设计环流抑制器;最后在PSCAD/EMTDC中搭建仿真模型,结果验证了所提出控制策略的有效性。 |
Author | 宋平岗 吴继珍 林家通 罗善江 康水华 |
AuthorAffiliation | 华东交通大学电气与电子工程学院,南昌330013 |
AuthorAffiliation_xml | – name: 华东交通大学 电气与电子工程学院,南昌,330013 |
Author_FL | Wu Jizhen Kang Shuihua Song Pinggang Lin Jiatong Luo Shanjiang |
Author_FL_xml | – sequence: 1 fullname: Song Pinggang – sequence: 2 fullname: Wu Jizhen – sequence: 3 fullname: Lin Jiatong – sequence: 4 fullname: Luo Shanjiang – sequence: 5 fullname: Kang Shuihua |
Author_xml | – sequence: 1 fullname: 宋平岗 吴继珍 林家通 罗善江 康水华 |
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DocumentTitleAlternate | Study on direct power control strategy of single-phase H-bridge MMC |
DocumentTitle_FL | Study on direct power control strategy of single-phase H-bridge MMC |
EndPage | 46 |
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Keywords | quasi proportional-resonant controller modular multilevel converter (MMC) 模块化多电平换流器 单相H桥型 circulating current suppression single-phase H-bridge 直接功率控制 准比例谐振控制器 direct power control (DPC) 环流抑制 |
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Notes | At present,the research of modular multilevel converter( MMC) mainly concentrated in the three-phase system,but a little literature on single phase MMC. This paper analyzes the topology structure of a single-phase H bridge MMC( SPH-MMC),and establishes its mathematical model. By constructing a virtual component which is orthogonal relation between the actual ac components,a direct power control strategy( DPC) based on αβ coordinates for SPH-MMC is proposed in this paper. The double frequency component of arm currents would flow into DC side,so a circulating current suppressing controller based on quasi proportional-resonant controller was designed. Finally,a simulation model of SPH-MMC was built in PSCAD / EMTDC to verify the proposed controller. The results show that the proposed control strategy is effective. 23-1202/TH modular multilevel converter(MMC); single-phase H-bridge; direct power control(DPC); quasi proportional-resonant controller; circulating current suppression Song Pinggang, Wu Jizhen, Lin Jiaton |
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Publisher | 华东交通大学 电气与电子工程学院,南昌,330013 |
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Snippet | 针对模块化多电平换流器(Modular Multilevel Converter,MMC)的研究主要集中在三相系统,很少有文献对单相MMC展开分析研究。文章分析了一种单相H桥型MMC的拓扑结构,建立其数学模型;通过构造和实际交流量成正交关系的虚拟交流量,提出一种基于αβ坐标系的直接功率控制(Direct Power... TM933; 针对模块化多电平换流器(Modular Multilevel Converter,MMC)的研究主要集中在三相系统,很少有文献对单相MMC展开分析研究.文章分析了一种单相H桥型MMC的拓扑结构,建立其数学模型;通过构造和实际交流量成正交关系的虚拟交流量,提出一种基于αβ坐标系的直接功率控制(Direct... |
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StartPage | 42 |
SubjectTerms | 准比例谐振控制器 单相H桥型 模块化多电平换流器 环流抑制 直接功率控制 |
Title | 单相H桥型MMC直接功率控制策略研究 |
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