. , RH. , .
- ; ; , , ; , ;
- . , . .
VD1 VD 4, , , b. , , .
, . (3.18). , (3.9). 0 2p: . (3.26)
I 2 (3.20) (3.26), I2 = 1.11I0. (3.23), , .
: S1 = U1I1 = nTU2I1 = 1.23P0, S2 = U2I2 = 1.23P0. S1 S2 (3.15), ST = 1.23P0.
, , U = U2m = √2U2. (3.27). U2 (3.18) (3.27), U = 1.57U0.
(3.25). (3.21) (3.20): I = I2 = 0.785I0, Im = I2m = 1.57I0.
(3.1) (3.2) m=21 = 2 f1 = 250 = 100 . (3.4) n = 0,67. : ; ; 2 . , .
( 1 ). - .