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380 .

/ , ,

   

, , , , . .1.

      380
( )

- Ld Id . U1...U6 V1...V6. - . .

U = n/2,34cosβ,

: β = (1,4...2)δ; δ =360ft; δ ; f - ; t - ; n - .

: U. = 1,4.

= I n2(tgδ cosϕ + sinϕ)/U2πf.

β U, ϕ - U I: ϕ = arctg (2πfL/R).

Ld Ld ≥ E[1 - cos(β + π/6)]cosϕ/72fP cosβ, β<π/6;

Ld ≥ E2sin2β/144fP cos2β, β≥π/6.

, ,

Id = P/Ud.

U. =1,41U; 

U. = 1,41 Usinβ.

, , ,

Iv = Id/3 = P/3E; 

Iv = Id;

Iv = Id/1,41.

P Q , ( ):

P = P = 3.= 3. = d = EId;

Q= 3Q. = 3.tgβ;

Q = 3Q. = 3.tgϕ;

Qc= Q + Q = 3Q.,

P, ., Q, Q. - ;

Qc Q.. - .

UAB, , V1 V4 (.2), - V2 V3.

      380

UB, , V3 V6, V4 V5.

UA, , V2 V5, V1 V6.

, .3.

      380
( )

DD1 () 300 , R1. DD2...DD4 6. RS- DD5.2 "" . DD5.2 ."0" ( R - ."1"). SA1 R ."1", S ."1". ."1", DD5.1 . 20 . U1...U6 DD6, DD7, 5,8,13 .

DD2.1 , - . U1...U6. DD2.1 , DD2.2 - . , D ."0". .. (. .2). - 1,0,0,0,0,0.

U1...U6 DD6, DD7 VT1...VT12. (.2): U1 = Q1&Q6; U2 = Q3&Q4; U3 = Q2&Q3; U4 = Q5&Q6; U5 = Q4&Q5; U6 = Q1&Q2.

R7, R10, R13, R16, R19, R22

R < E/I; R = E2/R.

:

  1. .., .. . -.: , 1988.
  2. .., .. . -.: . ., 1987.
  3. ., . 33 . -.: , 1990.

: .

, , .

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- 04.11.2005

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