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. . , . . , . . ( I), . , , 2007.37 .
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2 26 2006 .
2.10595 .
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() 2007
1 - ....................................................................................... | |
2 ................................................................... | |
3 h ......................................................... | |
4 ............................................................................................. | |
5 ................................... | |
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1
- () ( 1.1). . :
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1) (U(BR));
2) (URRM);
3) (K);
4) (URWM);
5) (URSM);
6) (IFAV );
7) (UFM);
8) (U(TO));
9) (rT);
10) (IRRM);
11) IFAV ;
12) p-n IFAV , = Ö3, Ta =25C Rthja = 0,5 / N C/ ( N );
13) , .1, 2, 4 10, .
1.1
N=30. 1.1 .
1.2
, , .
, ( 1.3). - S1, , (u) , 2p S2, 2p UCP
;
.
U = U p; (1.1)
I = I p.
1.3 uF iF, UFM, U IFM, I
1. , .. , . 1.2 , . . U = 3000 B. (1.1)
2. , .. , , 1 (0,02 .),
(1.2)
(1.3)
URRM = 9425/1,33 = 7086 B.
3.
(1.4)
K = 7086/100 = 70,86 .
, , 70 .
4. , .. , ,
URWM = 0,67 URRM = 67 K. (1.5)
URWM = 6770 = 4690 B.
5. , .. , , 1 50 (1 .),
URSM = 1,16 URRM = 116 K (1.6)
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URSM = 11670 = 8120 B.
6. 1.2 , .
IFAV M = 3000 A.
7. IFAVm . .
UF = 0,9 B.
, (1.1),
UFM = UF p (1.7)
UFM = 0,9 p = 2,83 B.
8. . KL 1.2. (. L) . 1.2 ,
U(TO) = 0,7 B.
9. , D 1.2. D UF D IF.
(1.8)
rT = (0,90,8)/(30001800) = 0,083 .
10. , , . 1.2 , (1.1)
(1.9)
URR = 7086 / p = 2256 B.
( 1.2) , URR
IRR = 1,5 .
(1.1)
IRRM = IRR p (1.10)
IRRM = 1,5 p = 4,71 .
11. , IFAV ,
(1.11)
PF = 0,73000 + (Ö3)20,08310-330002 = 4331 B.
12. pn IFAV M
Tj = Ta + PF Rth ja (1.12)
Tj = 25 + 4331 0,0167 = 97,33 C
13. T , .6, .8, .9, , 1.2. , , . , , 1.2 , .. p ( 1.4).
1.4 K =70 IFAV M = 3000 A
(), U
U MIN = (50 + 16(N 1)), U MAX = (80 + 17(N 1)), B,
:
13,5 N, .ݖ1,
I = (50 N), U = 12,5 N, .ݖ2,
11,5 N, .ݖ3,
N , .
:
1) ;
2) ( 2.1);
3) ;
4) R;
5) U;
6) R;
7) ;
8) U MIN, U U MAX:
) (IBX MIN, IBX , IBX MAX);
) (I′CT MIN, I′CT CP, I′CT MAX);
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) RO (URO MIN, URO CP, URO MAX);
9) U = f (I), URO = f (I), U = f (I), U = f (I) IC MIN ≤ I ≤ IC MAX, U, URO, U, U ;
10) U MIN, U U MAX.
2.1
815 | 815 | 530 | 817 | 630 | 680 | |
UCT, B | 5,6 | |||||
ICT MIN, | 2,5 | |||||
ICT MAX, |
N = 30. :
UBX MIN = 514 B, UBX MAX = 573 B, IH = 20 , UH = 11,530 = 345 B.
1. ( 2.1).
2.1
2. 2.1 680 UCT = 180 B.
3.
(2.1)
S = 345 / 180 = 1,92 . S = 2 .
UBX MIN > UCT S. (2.2)
514 > 1802 = 360.
4.
(2.3)
UBX CP = (514+573)/2 = 543,5 B.
(2.4)
ICT CP = (2,5+28)/2 = 15,25 .
(2.5)
RO = (543,51802) / (15,25+20) = 5,21 .
2.2
RO = 5.1 .
2.2 (R 10n, O,
n = 0, 1, 2, 3...)
1.0 | 1.1 | 1.2 | 1.3 | 1.5 | 1.6 | 1.8 | 2.0 | 2.2 | 2.4 | 2.7 | 3.0 |
3.3 | 3.6 | 3.9 | 4.3 | 4.7 | 5.1 | 5.6 | 6.2 | 6.8 | 7.5 | 8.2 | 9.1 |
5.
(UBX MAX UBX MIN) £ (ICT MAX ICT MIN) RO. (2.6)
(573 514) £ (28 2,5)5,1
59 £ 130,1 .
, . .
, ICT MAX ICT MIN. .2.
6. :
(2.7)
R = (1802345) / 20 = 0,75 = 750 .
2.2 , . R = 750 .
7. ( 2.2) . RH
RH = UH / IH. (2.8)
RH = 345 / 20 = 17,25 .
2.2
8. 2.2.
) II ( 2.2):
UBX = URO + UCT S = IBX RO + UCT S. (2.9)
(2.10)
U MIN, U U MAX.
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IBX MIN = (514 1802) / 5,1 = 30,2 ;
IBX CP = (543,5 1802) / 5,1 = 35,98 ;
IBX MAX = (573 1802) / 5,1 = 41,76 .
) , I 1 ( 2.2):
IBX = I′CT + IH I′CT = IBX IH. (2.11)
U MIN, U U MAX.
I′CT MIN = 30,220 = 10,2 ;
I′CT CP = 35,98 20 = 15,98 ;
I′CT MAX = 41,76 20 = 21,76 .
) :
URO = IBX RO. (2.12)
URO U MIN, U U MAX.
URO MIN = 30,2 5,1 = 154 ;
URO CP = 35,98 5,1 = 183,5 ;
URO MAX = 41,76 5,1 = 213 .
9. , . 9 . 8.
10. , 8.
UBX = UBX CP = 543,5 B, URO = 183,5 .
U = UBX CP URO , (2.13)
U = 543,5 183,5 = 360 .
UBX MIN = 514 B () . RO URO MIN = 154 .
U = UBX MIN URO MIN (2.14)
U = 514 154 = 360 .
2.3 U = f (I), URO = f (I), U = f (I), U = f (I)
UBX MAX = 573 B N. RO URO MAX = 213 .
U = UBX MAX URO MAX (2.15)
U = 573 213 = 360 .
, 514 573 , 1 2 2.2, , , .
3 h -
( 3.1). :
1) , ;
2) h - .
, I = (40 N) U = (40+ N) B ( N - ).
N = 30. 3.1 .
. N =30 I = 1200 , U = 70 . .
1. ( 3.3). 1 , , 2400 . V1 , , 1 . V2 , , 90 . 2 , , 2400 .
3.3
3.1 () ()
3.2 () ()
3.3 h22
2. h -.
, h11 .
(3.1)
, , D. D U′ D I′.
h11 = (0,540,48) / ((18001200)10-3) = 0,1 O.
h12 .
(3.2)
, , . D. AD D U′′, UK, , D U′K.
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h12 = (0,680,48) / (7050) = 0,01.
h12 .
h21 .
(3.3)
, , . . A D I′K, I, , D I′′.
h21 = (16801120) / (18001200) = 0,933.
h22 .
(3.4)
, , DFG. D U′′K D I′′.
h22 = (11201095)10-3 / (9050) = 0,000625 C.
h22 .
4
( 4.1), , VT .
4.1
:
;
1 ;
E, R ;
R ;
2 ;
.
4.2.
:
i = I m sinQ = (0,2 C)sinQ, ;
E = 3 C, ; R = 10 ;
10 N, B .ݖ1; 2 .ݖ1;
E = 15 N, .ݖ2; R =3 .ݖ2;
15 N, B .ݖ3; 3,75 .ݖ3;
(1+0,1 N) .ݖ1;
= (2+0,1 N) .ݖ2; N .
(1+0,2 N) .ݖ3;
:
1) ;
2) i;
3) u;
4) i;
5) u;
6) (KI), (KU) (KP);
7) (RBX) (RB) .
8) i, i′, i, i′ I m, I m, I , I .
N = 30. 4.2 .
=2+0,130=5; D =1,75; I m = 0,2 C = 0,25 = 1 ; i =1sinQ, ; E = 15 ; R = 10 ; E = 450 ; R = 3 .
1. :
(4.1).
, , .
:
.
U = UK = EK, , (4.1), IK =0.
, (4.1), U = UK = EK = 450 .
U ( 4.3).
4.2 () () (D=1+0,025*N)
4.3 (), ()
.
U = UK = 0, , (4.1), I = IK = EK / RK.
I = IK = 450 / 3 = 150 .
I ( 4.3).
, .
2. i, i′ .
i, , :
i = I m sinQ. (4.2)
i′, ( 4.1) :
i′BX = ICM + iBX = ICM + I m sinQ. (4.3)
, i, :
i = 1sinQ, .
I = / R = 15 B / 10 = 1,5 .
i′BX
i′BX = iBX + ICM = 1,5 + 1sinQ, . (4.4)
(4.4) Q i′ 4.1.
4.1
Q, | p / 6 | p / 2 | 5p / 6 | p | 7p / 6 | 3p / 2 | 11p /6 | 2p | |
i′, | 1.5 | 2.0 | 2.5 | 2.0 | 1.5 | 1.0 | 0.5 | 1.0 | 1.5 |
4.1 i′ 4.4.
( 4.3,) Q = 0, Q = p / 2
Q = 3p / 2.
3. , i′BX ( 4.4) ( 4.3,).
U, U, U , , ( 4.3,), uBX.
(4.2) uBX
u = U m sinQ, (4.5)
U M = U U = U U.
-
u' = U + U m sinQ. (4.6)
u' = 1,4 + 0,35sinQ. (4.7)
(4.7) 0 ≤ Q ≤ 2p u' 4.2 ( 4.4).
4.2
Q, | p / 6 | p / 2 | 5p / 6 | p | 7p / 6 | 3p / 2 | 11p /6 | 2p | |
u', B | 1.4 | 1.57 | 1.75 | 1.575 | 1.4 | 1.225 | 1.05 | 1.225 | 1.4 |
4. i'BX, i'BX ( 4.4) ( 4.3,).
I, I, I, , , ( 4.3,), IBX.
iBX
i = I m sinQ. (4.8)
I m = I I = I I
-
i' = I + I m sinQ. (4.9)
( 4.3) I = 84 , I m = 60 ,
i'BX = 84 + 60sinQ. ` (4.10)
(4.10) 0 ≤ Q ≤ 2p i' 4.3 ( 4.4).
4.3
Q, | p / 6 | p / 2 | 5p / 6 | p | 7p / 6 | 3p / 2 | 11p /6 | 2p | |
i', |
5 , i'BX ( 4.4) ( 4.3,).
U, U, U , , , uBX.
(uBX) uBX
u = U m sinQ. (4.11)
U m = U U = U U.
u' = U U m sinQ. (4.12)
U = 180 B, U m = 175 B,
u' = 180 175sinQ. (4.13)
(4.13) 0 ≤ Q ≤ 2p u' 4.3 ( 4.4).
4.3
Q, | p / 6 | p / 2 | 5p / 6 | p | 7p / 6 | 3p / 2 | 11p /6 | 2p | |
u', B | 92.5 | 92.5 | 267.5 | 267.5 |
4.4 i, i', () u, u', () ; i, i', () u, u', ()
6. :
:
(4.17)
(4.18)
I m = 1 , I m = 60 , UBX m = 0,35 B, U m = 175 B.
KI = 60 / 1 = 60; KU = 175 / 0,35 = 500; KP = 60500 = 30000.
RBX = UBX m / I m = 0.35 / 110-3 = 350 ;
RBX = UBX m / I m = 175 / 6010-3 = 2910 .