- - (). ( , ), - φ(ω) .
Φ(ω) = -1,57- arctg(Tω) - arctg(Tω) - arctg(Tω)
Φ(ω) = -1,57 arctg(0.06ω) arctg(0.28ω) arctg(0.027ω)
.
w | lg(w) | j(w) |
0,0001 | -4 | -1.57 |
0,001 | -3 | -1.57 |
0.01 | -2 | -1.574 |
0.1 | -1 | -1.607 |
0.5 | -0.3 | -1.753 |
-1.93 | ||
0.7 | -2.947 | |
5,5 | 0,75 | -3.032 |
0,85 | -3.254 | |
-3.603 | ||
1.3 | -4.337 | |
1.4 | -4.577 | |
1.47 | -4.769 | |
1,54 | -4.925 | |
1,6 | -5.054 |
4.
, ( ), .
: θ = 31.5º.
: , . - . . . .
:
1
ωm, % | |||||||
tpωc/ | 4,4 | 3,6 | 3,2 | 3,0 | 2,8 | ||
L1, | 13,5 | 10,5 | |||||
θ, . |
1. 1 tpwc/p=3,2,
w=3,2p/tp=3,2∙3.1416/2=5,027 -1 lgwc=lg5,027=0,701
w 20/. w2, L1=20. w5 .
80 /.
. L=20lg=20lg100=40 w=1-1 LA. -20 /. 40 /.
|
|
max , w0max e0max, , .
.
:
Lg(ωB)=lg(0.04)=-1.398
40 /, 20 /.
, =100, , , .. .
(.3)
- .
j(w)= - 90 arctg1w - 3arctgT5w + arctgT2w =
= - 90 arctg14.125w - arctg0.027w + arctg0.708w ()
.1
1.
w | lg(ω) | j(w) |
0,0001 | -4 | -1.571 |
0,001 | -3 | -1.583 |
0.01 | -2 | -1.704 |
0.1 | -1 | -2.462 |
0.5 | -0.3 | -2.7 |
-2.535 | ||
0.7 | -2.234 | |
5,5 | 0,75 | -2.251 |
0,85 | -2.319 | |
-2.494 | ||
1,3 | -3.122 | |
1,4 | -3.405 | |
1,47 | -3.657 | |
1,54 | -3.88 | |
1,6 | -4.075 |
4. , p, . : θ = 0.55 31,53º
(.3) , .