基于ATmega128和ATT7022B的低压无功补偿控制器的设计  

Design of a Low Voltage Reactive Power Compensation Controller Based on ATmega128 and ATT7022B

作　　者：翁薇[1] 朱志杰[1] 陈俊杰[1] 温耀军[1] 

机构地区：[1]湖南大学电气与信息工程学院,湖南长沙410082

出　　处：《低压电器》2009年第21期30-33,共4页Low Voltage Apparatus

摘　　要：通过对无功补偿原理和方式的分析研究,提出了一种基于高性能低功耗的AVR单片机ATmega128和高精度计量芯片ATT7022B的无功补偿控制器的实现方案,给出了电路组成、功能以及软件流程。该控制器能精确控制电容器组的投切,提高补偿精度,并能通过USB或RS-232/485串行口与上位机进行各种数据的通信。With studying on the theory and mode of reactive power compensation,a low voltage reactive power compensation controller was presented.It was based on high-performance,low-power AVR microcontroller ATmega128 and high accuracy ATT7022B power/energy measurement IC.The composition circuits,function and the flow process charts of the software were introduced.The capacitors can be controlled accurately to improve compensation precision and the data can be sended to upper computer by USB or RS-232/485.

关 键 词：无功补偿 控制器 功率因数 通信 

分 类 号：TM273[一般工业技术—材料科学与工程]