, . , , . ( ). .
( ) 3.
4.1
, :
) I < I, ½U½< U VD.
( ). ( R = R)
Uy = (U U)× (22)
= U × = + I×R (23)
= k××ω - ;
.
:
U = × ω (24)
(22), (23) (24) (25) :
(U × ω)×× = k×× ω + I×R;
U×× + × ω ×× = k×× ω + I×R;
(25)
= 1/k .
) I > I, ½U½> U VD.
:
- , ;
- , .
.
Uy = (U U U + U)× (26)
U = b×I×R ;
U .
(23), (24) (26), (27) :
[U ω× b×I×(Ra + R) + U]×× = ×× ω + I×(Ra + R);
. (27)
4.2.
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4.2
, , , , .
4.1 ,
( 4.3): - () ( ). U, α Ud 
.
4.3
.
(28)
(29)
(30)
(31)
. . .
, - , (31), k k. (28) , . d =f(α). . - L , . . .
- , Ed = f(Uy). (28) , .
(32)
, . 
0,005 0,015 .
|
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4.2
:
, k =2.34.
U = 220 B ;
Umax = 10 .
. (35)
. (36)
(37)
(35), (36), (37) , "Mathcad". 1 .
4.4
4.4 (a), (b) (c).
, . k , . k.
4.3
