电气参数交流采样技术  

AC Sample Technology of Electrical Parameter

作　　者：王建华 李晓明[2] 李申乾[2] 

机构地区：[1]贵州凯里供电局,贵州凯里556000 [2]武汉大学电气工程学院,湖北武汉430072

出　　处：《计算机测量与控制》2003年第9期710-712,共3页Computer Measurement &Control

摘　　要：分析了半波付里叶算法(Half-cycleFournierArithmetic)在电气参数测量装置中应用的基本原理,指出了影响该算法测量精度的各种因素,并结合80C196KC单片机交流采样测量系统,从算法、测频、采样步长划分、采样同步、单片机A/D转换、抗干扰以及参数计算等角度提出了相应的改进措施,从而提高了电气参数的测量精度,增强了半波付里叶算法在电气参数测量中的实用性。The principle of Half-cycle Fournier Arithmetic is analysed,and most facts that influence its precision of Half-cycle Fournier Arithmetic are pointed out,and many ways such as arithmetic,frequency measurement,sample step partition,sample synchronization,A/D conversion,anti-jamming and parameter calculation with responding to 80C196KC single-chip microprocessor system,which enhance practicality of Half-cycle Fournier Arithmetic in electrical parameter measuring have made improvement on.Thereby the precision of electrical parameter is increased and practicability of Half-cycle Fournier Arithmetic is enhanced.

关 键 词：电气参数 交流采样 单片机 半波付里叶算法 数据拟合理论 

分 类 号：TM93[电气工程—电力电子与电力传动]