滤波法谐波检测技术及应用pdf,滤波法谐波检测技术及应用Vo.41No.467
2004
Electrical Measurement Instrumentation
Nov.2004
2
F=100Hz
A=1dB
+V2 / cos
a =30dB
p=+arctan
A
+_90n
50
2求50)pi*n*t
qn=± arctan
Matlab/Simulink
THD
26%
US Rs Ls
不本本
.1
囗4
Lord ll
T
FFT
FFT
LPF
Fliter type=l
