面向薄弱配电网“低电压”电力用户的末端电压柔性补偿研究  

Study on Flexible Terminal Voltage Compensation Converter for Low-voltage Power Consumers in Weak Distribution Power Grid

作　　者：陈建国 杨嘉伟 徐箴箴 CHEN Jianguo;YANG Jiawei;XU Zhenzhen(DECAcademy of Science and Technology Co.,Ltd.,611731,Chengdu,China)

机构地区：[1]东方电气集团科学技术研究院有限公司,成都611731

出　　处：《东方电气评论》2024年第4期1-5,31,共6页Dongfang Electric Review

摘　　要：为应对农村配电线路末端“低电压”问题,本文提出了一种末端电压柔性补偿装置。首先通过其典型的拓扑结构建立其串联环节及并联环节的数学模型;在其数学模型的基础上,建立了电压电流双环解耦控制模型,其次,在仿真软件中搭建了末端电压柔性补偿装置的仿真模型,仿真实现了对负载低电压和负载高电压的快速补偿和动态调节,验证了数学模型和控制策略的正确性。最后,搭建电压柔性补偿装置实验平台,通过实验进一步验证了电压柔性补偿装置对负载电压补偿的有效性。In order to address the problem of low voltage at the end of rural distribution lines,this paper proposes a flexible compensation device for end voltage.Firstly,establish mathematical models for its series and parallel sides through its typical topological structure;On the basis of its mathematical model,a voltage and current dual loop decoupling control model was established.Secondly,a simulation model of the terminal voltage flexible compensation device was built in simulation software,which achieved rapid compensation and dynamic adjustment of low and high load voltages.The correctness of the mathematical model and control strategy was verified.Finally,a voltage flexible compensation device experimental platform was established to further verify the effectiveness of the voltage flexible compensation device for load voltage compensation through experiments.

关 键 词：配电线路 低电压问题 电压柔性补偿 解耦控制 

分 类 号：TM615[电气工程—电力系统及自动化]