.
= Li/(ns), (31.3)
=0,5(D-d), (31.4)
, ; D, d , .
(31.3), (31.4) , 3.
1. (. 31.1, , )
i=a/t, (31.5)
t , .
(. 31.1, ) L = l + l1, (. 31.1, ) L = l + l1 + l 2.
2. (. 31.1, ),i = 1.
t1=0,5(D1-d1); L= l a+ l 1;
t1=0,5(D2-d2); L= l b+ l 1; (31.6)
t1=0,5(D3-d3); L= l c+ l 1;
L.
3. (. 31.1, ).
L=(l + l 1+ l 2)q; i=b/t(31.7)
q ; b ;
o = [Liq(1/n+1/n)]/s, (31.8)
n .
4. (. 31.1, , ), i=b/t.
(. 31.1, ) L=0,5D+ l 1+ l 2, (. 31.1, ) L=0,5[D-d]+ l 1+ l 2.
. 31.1. :
, , ; ; , ; , ; ,
5. (i = 1) (i = /t, ) (. 31.1, , ).
(. 31.1, ) L=0,5D+ l 2, (. 31.1, ) L=0,5[D-d]+ l 1+ l 2.
6. (. 31.1, , ), i = /t.
: (. 31.1, ) L = l + l2; (. 31.1, ) L = l1 + l2; L1 = l + l1 (To L ).
, , , . : ; ; ; ; .
. (31.3), 4.
1. (. 31.2, , , ), i = 1, L= l + l 1.
2. (L= l + l 1) ( L= l + l 1+ l 2) (. 31.2, , ), i = 1.
3. , : (. 31.2, ) L= l + l 1 (. 31.2, ) L= l + l 1+ l 2.
4. (. 31.2, , , ).
o = Li(1/n+1/n)]/s. (31.9)
(. 31.2, ) ) L= l + l 1, (. 31.2, k ) (. 31.2, ) L= l + l 1+ l 2.
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:
;
, ; , . . . , , .
. 31.2. :
; , ; , , ; ;
, .
, .
. :
o = Li/s; (31.10)
s 1 (), /.
o , 3.
1. (. 31.3, ), (. 31.3, ) (. 31.3, ) , (. 31.3, ) ; L= l + l 1+ l 2; i =a/t
2. , (. 31.3, ); L=l-D; i=h/t.
3. , (. 31.3, ); L2=l-D (. 31.3, ); L2= l + l 1; L1= h; i = h /t.
T o =[L 1 /s , + L 1 /s , ]i (31.11)
4. (. 31.3, ); t=h; L= l + (l 1+ l 2)z; i=1
s = szzn, (31.12)
sz , ; z .
. 31.3. :
- , , , ; , - ;
= 1000 V/(πD), (31.13)
D , .
, , . ( ) , , .
. :
0 = (Li/1000)(1/υ + 1/υ6), (31.14)
υ, υ , /.
L=lx+lx1 (31.15)
l , ; l 1 , .
l l1 .
o .
(. 31.4, ), (. 31.4, ) (. 31.4, ).
. () . 31.1.
. () . 31.2.
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: ; , ( ); .
. . - . , : -. , .
. 31.4. (), (), ()
31.1