, ,
n = U1 / U2 = w1 / w2.
S = U1 + I1 = U2 + I2.
, , 2 , , 1:
,
: ∆ ();
∆ , .
∆ () . , , . 0
∆ = 0 = U1 I0 cos φ10.
∆ . , U1 , I1 I2. ( ∆ ≈ 0) ∆ , .
= ∆ = U1 I1 cos φ1.
.
,
∆P = (I1 / I1)2 P = β2 P,
,
: β .
.
:
Z0 = U1 / I0; R0 = P0 / I02; X0 = (Z02 - R02)1/2.
:
Z = U1 / I1; R = P / I12; X = (Z2 - R2)1/2.
:
R1 = R'2 = R / 2; X1 = X'2 = X / 2.
U2 = F(I2) U2 = F(β).
É2 = Ú2 + Í2 Z2
Ú2 = É2 - Í2 Z2 = Ú2 - Í2 Z2,
: É2 = Ú2.
U2 = (100 - ∆U2%) U2 / 100.
∆U2
∆U2 = β (U cos φ2 + U sin φ2),
: U = (P / S) 100% ;
U = (U2 - Ua2)1/2 .
- Z cosφ
|
|
|
É2 = Í2 Z2 + Í2 Z2.
I2 = I2
.
n n :
n = U1 / U2 = w1 / w2; n = U1 / U2.
. - (Y = Y) - (Δ = Δ) ( = ). 
. 
.
.
U2 = F(I2) η2 = f(I2) I = I2 I2 = 0 ( ) I2 = 1,2 I2 β β = 0 β = 1,25 β.
