基于DSP的微机保护算法研究  

Study of Microprocessor Protection Algorithm Based on DSP

作　　者：许朝友[1] 戴鹏[1] 高艳[1] 程然[1] 黄亚东[1] 

机构地区：[1]中国矿业大学信电学院,江苏徐州221008

出　　处：《煤矿机电》2011年第6期14-16,共3页Colliery Mechanical & Electrical Technology

摘　　要：选择有效的微机保护算法是保证矿井安全生产的前提。分析常用供电系统微机保护算法的特征,研究一种全波傅氏改进算法。用这种算法滤波能准确提取到故障信号工频量的幅值和相角,用作保护供电系统的电气参量。在DSP开发板上仿真该算法,表明全波傅氏改进算法滤波性能优越、精度高、计算速度快。Choosing an effective Microprocessor protection algorithm is the premise to ensure safety production of coal mine.Analyzes the characteristics of microprocessor protection algorithms used in the power system.An improved full-wave Fourier algorithm is being researched.The accurate amplitude and phase angle of the fault signal＇s frequency component,which are taken as the protection electrical parameters for the power system,can be picked out by filtering with this algorithm.The simulation results on the DSP board of the algorithm show that it is superior in filtering performance,precision and calculating speed.

关 键 词：微机保护算法 全波傅氏改进算法 仿真 

分 类 号：TD611[矿业工程—矿山机电]