, .
, |
(1) |
r - .
(1)
, |
(2) |
, i=dq/dt, , dq=idt.
. |
(3) |
ir , , , . , , (3), , i
. |
(4) |
() , , , , .
, .. , , . , . , , .
(4) - , , , ,
., , . , .. . ,
, - ., ,
Y . ,
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(5) |
, (4),
. . , N, .. = N D = D N d = dN .
, |
(6) |
, , . ,
, , .. , , , . , , , (6) .
, ,
l v (. 1 )). dt vdt lv dt . , B, dN, dt Blv dt.e = Blv.
. , , .
, ,
de , dl. dl - , (. 1 )), v - , a dl , , dt ds=vdlsina dt , .. ds=[v dl]dt . d=Bds=B[v dl]dt. , dl
(7) |
abcd, w (. 2).
ab da dl1 dl2. v1 v2 . ds1 ds2, dl1 dl2, ab da. , B ds2 90 . da bc .
(7)
dl2 de=Bcosb (dl2vsina ), b =w t - ds2, a = 90 - v dl2. de=B cosw t dl2 v, v = w bc/2. , , ab
, |
(8) |
s =
ab bc - , .,
bc, , .. eabcd=w Bs cosw t ., ,
ab cd . . .(4), , , , , ..
=
Bscos(90 - b ) = Bscos(90 - w t)= Bssinw t.b .
. |
(9) |
, , . ,
, w .
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(10) |
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