331 B
331 B
K(S)=\frac{1}{1+ST}
K(j\omega)=\frac{1}{1+j\omega T}
|K(j\omega)|=K(\omega)=K=\frac{1}{\sqrt{1^{2}+(\omega T)^{2}}}
\phi(\omega)=0\degree - \arctan(\frac{\omega T}{1})
| - | K |
\phi |
|---|---|---|
\omega=0 |
1 |
0\degree |
\omega=\frac{1}{T} |
\frac{1}{\sqrt{2}} |
-45\degree |
\omega\rightarrow\infty |
0 |
-90\degree |