, . , , , . , 183-74 [12] . 2.2.
. 2.2. :
; ; ; -
, (2.1)
, I - ; R , ( ra, r, rc, rko) ; - I, 1 0,3 ; R .
:
(2.2)
, n ; δ - .
. J
M Mc = J(dw/dt), (2.3)
:
= Iad; (2.4)
; :
= 2 + ; (2.5)
2 , ; ; w - ; dw/dt .
: = , - . (2.3) , > , .. > 0, dw/dt>0 . < , .. < 0, dw/dt< 0 . : = = 2 + , , = j = dw/dt = 0
(2.1) ,
Ia = (Ua Ea)/(Ra+R). (2.6)
(n= 0),
I=Ia(n=0)=Ua/(Ra+R). (2.7)
, , .. R I=( 1050 )I. , . , - . (2.7) , , R. I=( 1,42,5 )I. R>> R.
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, .. (2.3) . , (2.4) . .
, Ia, dw/dt ((2.6), (2.4), (2.3)), . , , , .
2.2.5. n=f(Ia), - n=f(M) . .
(2.2), (2.1) (2.4)
n =(Ua/Ced) Ia(Ra+R)/ Ced =
= Ua/Ced) M(Ra+R)/CeC(d)2 = n0 - Dn, (2.8)
n0 ( n = n0 Ia = 0, = 0, .. ); Dn = n0 - n .
, . . 2.3.
, , . Ua< U R, (I < I).
(2.8) , n0 Ua , . Ua, , . . 2.4 .
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. 2.4. () ()