基于DSP技术的单相有源滤波装置  

Single-phase Active Power Filter Based on DSP Technology

作　　者：赵国生[1] 吴智富 章玉政[1] 

机构地区：[1]郑州大学电气工程学院,河南郑州450002 [2]许继集团电源公司,河南许昌461000

出　　处：《郑州大学学报（工学版）》2004年第2期66-69,共4页Journal of Zhengzhou University（Engineering Science）

基　　金：郑州大学青年骨干教师基金资助项目

摘　　要：介绍一种基于DSP技术的单相电压型有源滤波装置(APF),阐述了该装置的主电路结构、需要补偿的无功及谐波电流计算方法及电容电压稳定控制方法.对DSP芯片的特点、装置的硬件结构以及该有源滤波装置的控制策略进行分析,装置的测试结果表明该控制策略是切实可行的.该有源滤波装置可用于电气化铁道的无功动态补偿,也可用于三相四线制电网的分相无功补偿与谐波抑制.This paper presents a kind of voltage-mode single-phase active power filter based on DSP technology.The structure of main loop and the computation method of reactive power and harmonics current as well as the stably controlling method of the capacitor voltage are illustrated.The DSP chip and the hardware configuration along with controlling method are introduced,with a prototype developed and experimental results given.The following result results verify the validity of the controlling method.The single-phase active power filter can be used in electric railway and low voltage power supply for harmonic suppressing and reactive power compensation.

关 键 词：DSP 单相有源滤波器 基波有功电流 基波无功电流 无功动态补偿 芯片 

分 类 号：TN713.8[电子电信—电路与系统]