Ux U. Ux, V .
Ux = U+Uv
2. ()
-
Ux c U, - , Ux= U. U, R R1.
Ux= U R1/ R U = 0
3.
- , .
: Rx (R3), - (). |
-
. |
, I1R1= I2R3, Þ Rx=R2R3/R4.
Rx=R2; R3=R4
-
(=0): ZxZ4=Z2Z3, .. Z=R+jX, :
1. RxR4 - XxX4 = R2R3 -X2X3;
2. RxX4 +R4X1 = R2X3 + R3X2.
:
1.
S=DU/DRx
S R1=R2, R3=R4
2. .