, , . , .
, , : , , ..
. : ( ) ( ).
, .. , . , , , (.12 ).
I = √ 3 U /R = U /R , (29)
I - , ,
U = √ 3 * U , , ;
U - , .. , , ;
R - , .
, ,
. 12
C1, C2, C3, - , r1, r2, r3 - .
, , [9]. , , . ( ) .
(.12, , ) , . ( ).
-
.13
, , , ..
.
(.13, ) (), , , (r1 = r2 = r3 = r) (C1 = C2 = C3 =0)
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I = 3 U / (3R + r), I = U / [R +(r / 3)], (30)
R = r. + r + r - , , , .
(30) , , , .
. , (R = 60000 ) , R= 1000 , U = 220 , , ,
I = 220 / [1000 + (60000 / 3)] ≈ 0,010 .
, .. . ( .) .
r, , (.13, ). ()
I = U * √ 3 / (R + r3), (31)
r3 - (), ( ).
(.14) () . , , .
.14
(. 14) (), [ 8 ]
I = U / (R + r0), (32)
r0 - , .
r0 () (), , ,
I = 220 / 1000 = 0,22 .
. , .
.
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