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Гидродинамика Солнца. Лекция 9. Электродинамика средних полей и теория турбулентного динамо. Некоторые этапы. 1966 – открытие эффекта генерации регулярных полей турбулентностью ; построение теории для R m << 1 (Steenbeck, Krause, R ädler )

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Гидродинамика Солнца

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9


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  • 1966 ; Rm << 1 (Steenbeck, Krause, Rdler)

  • 1970 Rm << 1 (Moffatt)

  • 1970 Rm >> 1 ()


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l

L

l << << L


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B b b

b B, B


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( ):

( )


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( ):

( )


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(Sk k)


Helicity

(helicity)


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( ):

( ):

( )


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-

iiklkl kl

( )


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:


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~ 10121013 2/

~ l 104 /


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r

(-)


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r

-


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-


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(-)


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: = 0.6

: = 10, P= 1, Pm=30,Ri = 3000, Re = 6000

: m = 5


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R r i 0 5 d

r = ri+0.5 d

t = 98.73


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t = 98.73


R r o

r = ro

t = 98.73


R r o1

r = ro

t = 101.73


H 1 0 r r i 0 5 d

H10 r = ri + 0.5d


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.

.


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  • M. Stix. The Sun. An Introduction. 2nd Ed. Berlin: Springer, 2002.

  • . . . .: , 1980.

  • . , .-. . . : , 1984.


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