The transfer function of the open-loop voltage control loop under the rated load condition

22.3
Gкн.р(p) = GБн(p) · Gэв(p) · G5 · GГ(p) · Gоси,р(p) =

=
0.52· (1 + p · 0.156) · (1 + p· 0.5)
(1 + p · 0.6) · (1 + p ·0.03) 2
 ·
0.052
(1 + p · 0.0047)
 · 885

·

·

0.11
(1 + p · 2.4)

·

12

;

 

  

Тhe voltage control loop gains under rated condition:

Kкн =0.52·0.052·885·0.11·12 = 31.58
At p=1     k =
31.58
2.4
  

=

13.16
According to page 21.2 b:
ΔUa*
ΔEf*
  =  G5 · GГ(p)

=

885

·

  
0.11
(1 + p ·2.4)
  

=
97.35
(1 + p ·2.4)
  

The LAFC of the open-loop voltage control loop is shown in Fig. 11.

page 22.5