-







































:

:

S=67,3 S1,2=20

,

U,

I,

I* * cos Փ*d
Ml 2000 6 250 5,2 0,83 0,182
M2 2000 6 250 5,2 0,83 0,182
M3 4500 6 522 5,5 0,87 0,18
M4 2000 6 270 6,65 2,0 0,89 0,14
M5 2500 6 270 9,93 0,9 0,1
150 0,38 295 6 1,3 0,84
M7 200 0,38 363,5 5,3 1,5 0,89
M8 160 0,38 272 5,2 1 0,88
9 1600 6 171 5,2 0,9 0,21
10 1600 6 177 6 0,87 0,18

. . ,

.

S,kBA

.. ., . ,
, Q,Bap
LR1 6-300-5 0,57 2,7 - 3120 14,5 12
LR2 6-600-3 0,173 2,2 68 6240 43,8 35
LR3 6-1000-6 0,21 4,5 - 10390 37,5 30
LR4 6-600-6 0,35 4,6 125 6240 23,5 19
LR5 6-600-8 0,42 5,43 135 6240 18 15

, , , %
TV1 31500 115 6,3 57 195 11,6
TV2 31500 115 6,3 57 195 11,6
TV3 250 6 0,4 0,74 3,7 4,5
TV4 400 6 0,4 0,92 5,7 4,6
TV5 250 6 0,4 0,74 3,7 4,5

L,

Wl,2=200 W3=0,1 W4=0,15 W5=0,15 W6=0,2 W7=0,25 W8=0,5

S ,MBA

S1=3 S2=1 S3=2 S4=2

QF17 QF3


1. 

1.1

. . . 6, 7, 8 , V3, V4, V5, . , .

:

=() ∙U²/S=0,125∙110²/67,3= 22,474

1=(Uk1/100) ∙U²/S1=(11,6/100)∙115²/31,5= 48,70

2=(Uk2/100) ∙U²/S2=(11,6/100)∙115²/31,5= 48,70

w1= w2=Xo∙l1=0,4∙200=80

lr3= (lr3)∙U/(1,73∙Ilr3)=(lr3/100)∙U/(1,73∙Ilr3)=

(6/100)∙6000/(1,73∙1000)=1,3

Xw6= Xo∙0,2=0,08∙0,2=0,016

lr5=(lr5) ∙U/(1,73∙Ilr5)=(lr5/100)∙U/(1,73∙Ilr5)=

(5/100)∙6000/(1,73∙600)= 0,288

lr2= (lr2) ∙U/(1,73∙Ilr2)=(lr2/100)∙U/(1,73∙Ilr2)=

(3/100)∙6000/(1,73∙600)= 0,173

Xw5= Xo∙l5=0,08∙0,15=0,012

X = + w/2+ 1∙(2+lr3+Xw6+(lr2+Xw5)∙lr5/

(lr2+Xw5+lr5))/ (1+2+

+lr3+Xw6+(lr2+Xw5)∙lr5/(lr2+Xw5+lr5))=

22,474 +40+48,70 ∙(48,70 +1,3 +0,016 +(0,173 +

+0,012)∙ 0,288 /(0,173 +0,012 +0,288)/

( 48,70 +48,70 +1,3 +0,016 +(0,173 +0,012)∙ 0,288 /(0,173 +

+0,012 +0,288)=64,749

X* = ∙S/U²= 64,749 ∙100/110²= 0,535<3

, .

1:

1=(Քd1)∙U²/S1=0,35∙6²/3=4,2

X = 1=4,2

X* = ∙S1/U²= 4,2 ∙3/6²=0,35<3

, 1 .

5:

5=(Քd5)∙U²/S5=(Քd5)∙U²∙cosφ/5=0,1∙6²∙0,9/2,5=1,296

Xw3= Xo∙l3=0,08∙0,1=0,008

lr1= (lr1)∙U/(1,73∙Ilr1)=(lr1/100)∙U/(1,73∙Ilr1)=

(5/100)∙6000/(1,73∙300)=0,577

X = 5+ w3+ lr1=1,296 +0,008 +0,577 =1,88

X* = ∙S5/U²= 1,88 ∙2,5/(6²∙0,9)=0,145<3

5 .

1:

1=(Ք∙d1)∙U²/S1=(Ք∙d1)∙U²∙cosφ/1=

0,182∙6²∙0,83/2= 3,35

lr5=0,288

lr2=0,173

Xw5=0,012

1= 2=48,70

lr3=1,3

Xw6= Xo∙l6=0,08∙0,2=0,016

X = 1+lr2∙(Xw5+lr5∙(Xw6+lr3+2∙1)/

(lr5+Xw6+lr3+2∙1)/(lr2+Xw5+

+lr5∙(Xw6+lr3+2∙1)/(lr5+Xw6+lr3+2∙1))=

3,35 +0,173 ∙(0,012 +0,288 ∙(0,016 +0,016 +2∙48,70)/

( 0,173 +0,012 +0,288 +2∙48,70)/( 0,173 +0,012 +0,288 ∙

(0,016 +1,3+ +2∙48,70)/(0,288+0,016++1,3 +2∙48,70))=

=3,37

X* = ∙S1/U²= 3,37 ∙2/(6²∙0,83)=0,225<3

1 .

2:

2=(Քd2)∙U²/S2=(Քd2)∙U²∙cosφ/2=0,182∙6²∙0,83/2=2,72

X*=2+lr2∙(Xw5+lr5∙(Xw6+lr3+2∙1)/

(lr5+Xw6+lr3+2∙1)/(lr2+Xw5+ +lr5∙(Xw6+lr3+2∙1)/(lr5+Xw6+lr3+2∙1))=

2,72 +0,173 ∙(0,012 +0,288 ∙(0,016 +1,3 +2∙∙48,70)/

( 0,173 +0,012 +0,288 +2∙48,70)/( 0,173 +0,012 +0,288 ∙

(0,016 +1,3 +2∙48,70)/( 0,288 +0,016 ++1,3 +2∙48,70))=

=2,83

∙S2/U²=2,83 ∙2/(6²∙0,83)=0,189<3

2 .

9:

9=(Քd9)∙U²/S9=(Քd9)∙U²∙cosφ/9=0,21∙6²∙0,9/1,6=4,253

X*=9+(lr2+Xw5)∙lr5∙(Xw6+lr3+2∙1)/

((lr2+Xw5)∙lr5+(lr2+Xw5)∙(Xw6+lr3+

+2∙1)+lr5∙(Xw6+lr3+2∙1))=

4,253+(0,173 +0,012)∙ 0,288 ∙(0,048+1,3 +2∙48,70)/

(( 0,173 +0,012)∙ 0,288 +(0,173 +0,012)∙( 0,048+1,3 +2∙48,70)+ 0,012∙

( 0,048+1,3 +2∙48,70))=4,38

X* = ∙S9/U²=4,38∙1,6/(6²∙0,9)=0,216<3

9 .

3:

3=(Քd3) ∙U²/S3=0,35∙6²/2=1,01

X*=3+(lr2+Xw5)∙lr5∙(Xw6+lr3+2∙1)/

((lr2+Xw5)∙lr5+(lr2+Xw5)∙(Xw6+lr3+

+2∙1)+lr5∙(Xw6+lr3+2∙1))= 1,01 +

(0,173 +0,012)∙ 0,288 ∙(0,048+1,3 +2∙48,70)/

(( 0,173 ++0,012)∙ 0,288 +(0,173 +0,012)∙( 0,048+1,3 +2∙48,70)+ 0,012∙

(0,048+1,3 +2∙48,70))=1,16

X* = ∙S3/U²=1,16∙2/6²=0,07<3

3 .

G2:

g2=(Քdg2)∙U²/Sg2=0,125∙6²/20= 0,225

X = g2=0,225

X* = ∙Sg2/U²= 0,225∙20/6²= 0,75<3

G2 .

G1:

g1=(Քdg1)∙U²/Sg1=0,125∙6²/20= 0,225

X*=g1+2∙1∙(lr3+Xw6+lr5∙(Xw5+lr2)/

(lr2+Xw5+lr5)/(2∙1+lr3+Xw6+lr5∙(Xw5+

+lr2)/(lr2+Xw5+lr5))= 0,225 +2∙48,70∙

(1,3 +0,048+0,288∙(0,173+0,012)/

(0,173+0,012+0,288)/(2∙48,70+1,3 +0,048+0,288 ∙

(0,173 +0,012)/

( 0,173+0,012+0,288)=3,12

X* = ∙Sg1/U²=3,12∙20/6²= 1,73<3

G1 .

2:

2=(Քd2) ∙U²/S2=0,35∙6²/2=12,6

X*=2+2∙1∙(lr3+Xw6+lr5∙(Xw5+lr2)/

(lr2+Xw5+lr5)//(2∙1+lr3+Xw6+lr5∙(Xw5++lr2)/

(lr2+Xw5+lr5))=

= 12,6 +2∙48,70∙(1,3 +0,048+0,288 ∙

(0,173 +0,012)/( 0,173+0,012+0,288)/(2∙48,70+1,3 +0,048++0,288 ∙

(0,173 +0,012)/( 0,173+0,012+0,288)=15,562

X* = ∙S2/U²=15,562∙1/6²= 0,432<3

, 2 .

10:

10=(Քd10)∙U²/S10=(Քd10)∙U²∙cosφ/10=0,18∙6²∙0,87/1,6

=3,52

X*=10+(lr2+Xw5)∙lr5∙(Xw6+lr3+2∙1)/

((lr2+Xw5)∙lr5+(lr2+Xw5)∙(Xw6+lr3+

+2∙1)+lr5∙(Xw6+lr3+2∙1))= 3,52 +

(0,173 +0,012)∙ 0,288 ∙(0,048+1,3 +2∙48,70)/

(( 0,173 +0,012)∙ 0,288 +(0,173 +0,012)∙( 0,048+1,3 +2∙48,70)+ 0,012∙

( 0,048+1,3 +2∙48,70))=3,65

X* = ∙S10/U²=3,65∙1,6/(6²∙0,87)=0,186<3

10 .

3:

3=(Քd3)∙U²/S3=(Քd3)∙U²∙cosφ/3=0,18∙6²∙0,87/4.5=1,25

X*=3+((lr2+Xw5)∙lr5/(lr2+Xw5+lr5)+Xw6)∙(lr3+2∙1)/

((lr2+Xw5)∙lr5/(lr2+

+Xw5+lr5)+Xw6+lr3+2∙1)=1,25+((0,173+0,012)∙0,288/

(0,173+0,012+0,288)+0,048)∙(1,3+2∙48,70)/

((0,173+0,012)∙ 0,288/(0,173+0,012+0,288)+0,048+1,3+2∙48,70)=1,63

X* =∙S3/U²=1,63∙4,5/(6²∙0,87)=0,234<3

3 .

4:

4=(Քd4)∙U²/S4=(Քd4)∙U²∙cosφ/4=0,14∙6²∙0,89/2=2,24

X*=4+((lr2+Xw5)∙lr5/(lr2+Xw5+lr5)+Xw6)∙(lr3+2∙1)/

((lr2+Xw5)∙lr5/(lr2+Xw5+lr5)+Xw6+lr3+2∙1)=2,24+

((0,173+0,012)∙0,288/(0,173+0,012+0,288)+0,048)∙(1,3+2∙48,70)/

((0,173+0,012)∙ 0,288/(0,173+0,012+0,288)+0,048+1,3+2∙48,70)=2,62

X* = ∙S3/U²=2,62∙2/(6²∙0,89)=0,16 <3

4 .

4:

4=(Քd4)∙U²/S4=0,35∙6²/2= 0,252

X*=4+(lr2+Xw5)∙lr5∙(Xw6+lr3+2∙1)/

((lr2+Xw5)∙lr5+(lr2+Xw5)∙(Xw6+lr3+

+2∙1)+lr5∙(Xw6+lr3+2∙1))=0,252+(0,173+0,012)∙0,288∙

(0,048+1,3+2∙48,70)/((0,173+

+0,012)∙ 0,288+(0,173+0,012)∙( 0,048+1,3+2∙48,70)+

0,288∙(0,048+1,3+2∙48,70))=0,528

X* =∙S4/U²=0,528 ∙2/6²= 0,03<3

4

1.2

. S=100 , U1=115 , U2= 6,3 .

I2=S/(1,73∙U2)=100/(1,73∙6,3)=9,165 ;

1=()∙S/S=0,125∙100/67,3= 0,185;

2=(w1/2)∙S/U1²=(80/2)∙100/110²=0,331;

3=(U1%/100)∙(S/S1)=(11,6/100)∙(100/31.5)=0,368;

4=(U2%/100)∙(S/S2)=(11,6/100)∙(100/31,5)=0,368;

5=(1)∙S/S1=0,35∙100/3= 11,6;

6=1+w3+5= lr1∙I/ I1+w3∙S/U2²

+(Քd5)∙S/S5=0,57∙9165/300+

+0,008 ∙100/39,69+0,1∙100∙0,9/2,5=17,414+0,02 +3,6 =21,03;

7=2=lr2∙I/I2=0,173 ∙9165/600=2,658;

8=1=(Քd1)∙S/S1=0,118∙100∙0,9/1,6=6,638;

9=2=(Քd2) ∙S/S2=0,182∙100∙0,83/2=7,54;

10=w5= w5∙S/U2²=0,012 ∙100/39,69=0,3;

11=9=(Քd9)∙S/S9=0,21∙100∙0,9/1,6=11,813;

12=5=lr5∙I/I4=0,288 ∙9165/600=4,4;

13=g1=(Քdg1)∙S/Sg1=0,125∙100/20=0,278;

14=(3)∙S/S3=0,35∙100/2= 4,66;

15=(2)∙S/S2=0,35∙100/1= 35;

16=3=lr3∙I/I3=1,3 ∙9165/1000=11,915;

17=3=(Քd3)∙S/S3=0,18∙100∙0,89/4,5=3,56;

18=4=(Քd4)∙S/S4=0,14∙100∙0,89/2,5=4,984;

19=w6= w6∙S/U2²=0,016 ∙100/39,69=0,043;

20=10=(Քd10)∙S/S10=0,18∙100∙0,87/1,6=9,78;

21=g2=(Քdg2)∙S/Sg1=0,125∙100/20=0,278;

22=(4)∙S/S4=0,35∙100/2=0,7.

.

23=1+2=0,185+0,331=0,516;

24=5∙6∙13/(5∙6+5∙13+6∙13)=11,6∙21,03∙0,278//(11,6∙21,03+11,6∙0,278+21,03∙0,278)=0,269;

25=8∙9/(8+9)= 6,638∙7,54/(6,638+7,54)=5,046;

26=11∙14/(11+14)=11,813∙7/(11,813+7)=3,532;

27=21∙15/(21+15)= 0,278∙35/(0,278+35)=0,278;

28=17∙18/(17+18)= 3,56∙4,984/(3,56+4,984)=6,846;

29=20∙22/(20+22)= 9,78∙0,7/(9,78+0,7)=0,652;

1=24∙(1/5+5/6+g1/13)= 0,269∙(0,85/7+1,1/21,03+0,9/0,278)=0,916;

2=25∙(1/8+2/9)=5,046∙(0,9/6,638+0,9/7,54)=1,28;

3=26∙(9/11+3/14)= 3,532∙(1,1/11,813+0,85/7)=0,943;

4=27∙(g2/21+2/15)= 0,278∙(0,9/0,278+0,85/35)=0,929;

5=29∙(10/20+4/22)= 0,652∙(0,9/9,78+0,85/0,7)=0,856;

6=28∙(3/17+4/18)=6,846∙(0,9/3,56+1,1/4,984)=1,61.


, 16, 19, 12 . .

30=12∙16/(16+19+12)= 4,4∙11,915/(4,4+11,915+0,043)=3,27;

31=16∙19/(16+19+12)= 11,915∙0,043/(4,4+11,915+0,043)

=0,744;

32=19∙12/(16+19+12)= 0,043∙4,4/(4,4+11,915+0,043)=0,01;

33=26∙29/(26+29)= 3,532∙0,652/(3,532+0,652)=0,561;

7=33∙(3/26+5/29)= 0,561∙(0,943/3,532+0,856/0,652)=0,882;

. , . , 1 . .

, 23, 3, 4 10, 31, 33 . .

34=(23+3+4)/4=(0,516+0,368+0,368)/ 0,368=3,402;

35=(23+3+4)/3∙27/((23+3+4)/(3+27)=(0,516+0,368+0,3

68)/0,368∙0,278/((0,516+0,368+0,368)/ 0,368+0,368)=0,255

36=(23+3+4)/23=(0,516+0,368+0,368)/ 0,516=2,426;

37=(10+33+19)/19∙31/((10+33+19)/19+31)=(

0,3+0,561+0,043)/ 0,043∙0,744/ /((0,3+0,561+0,043)/ 0,043+0,744)=1,519;

38=(10+33+19)/33=(0,3+0,561+0,043)/ 0,561=1,618;

39=(10+33+19)/10∙28/((10+33+19)/10+28)=(

0,3+0,561+0,043)/ 0,3∙6,846/ /((0,3+0,561+0,043)/ 0,3+6,846)=2,09;


, 37, 38, 39 . .


40=30+37∙38/(37+38+39)=

3,27+1,519∙1,618/(1,519+1,618+2,09) =3,77;

41=16+39∙38/(37+38+39)=

11,915+1,618∙2,09/(1,519+1,618+2,09) =12,505;

42=39∙37/(37+38+39)= 1,519∙2,09/(1,519+1,618+2,09) =0,647;

, 40, 41, 42 . .

43=(40+41+42)/42∙36/((40+41+42)/42+36)=

( 3,77+12,505+0,647)/ 0,647∙2,426/ /((3,77+12,505+0,647)/

0,647+2,426)=2,3;

44=(40+41+42)/41∙34/((40+41+42)/41+34)=

( 3,77+12,505+0,647)/12,505∙3,402/

3,77+12,505+0,647)/12,505+3,402)=2,56;

45=(40+41+42)/40∙35/((40+41+42)/40+35)=

( 3,77+12,505+0,647)/ 3,77∙0,255/ /((3,77+12,505+0,647)/

3,77+0,255)=0,241;

.

=24+(43+45)∙44/(43+45+44)= 0,269+(2,3+0,241)∙ 2,56/(2,3+0,241+2,56)=1,569;


, , , =1,569,

U7-1=I1∙X24-=1∙0,269-1,569= -1.3

I7= -U7-1/X44=1.3/2,56=0,5071

I8= -U7-1/(X43+45)= 1.3/(2,3+0,241)= 0.52

U7-5=U7-1+I8∙X43= -1.3+0.52∙2,3= -0,104

U5-1= -I8∙X43= -0.52∙2,3= -1.196

I9= -U7-1/X34= 1.3/3,402= 0,382

I10= -U5-1/X36= 1.196/2,426= 0.495

I11=I1-I10-I9=1-0.495-0,382=0.123

I12= U7-5/X35= -0,104/0,255= -0.407

I13=I10+I12=0.495-0.407= 0.088

I14=I9-I12=0,382+0.407= 0.789

I15=I11+I13=0.123+0.088=0.211

I16=I11+I15=0.123+0.211=0,334

I17=I13+I15= 0.088+0.211=0.299

I18=I11-I16=0.123-0,334=0.211

U7-3= -I14∙X23= -0,545∙0,398= -0,217

U3-1= -U7-3+U7-1=0,217-0,801= -0,584

I19= U3-1/X3= -0.789/0,368= -2.14

I20=I19-I14= -2,14-0.789= -2,919

I21=I1-I19=1+2,14=3,14

I22= -U7-5/X27= 0,104/0,278= 0,374

I23=I20-I22= -2,919-0,374= -3,019

U7-2=U7-1+I21∙X30= -1.3+3,14∙3,27= 8.55

I24= -U7-2/X31= -8.55/0,744= -11.49

I25=I21-I24=3,14+11.49=14.63

U7-6=U7-5+I23∙X16= -0,104-3,019∙11,915= -36,074

I26= -U7-6/X28=36,074/6,846=5,269

I27=I23-I26=-3,019-5,269= -8,288

I28=I25+I27=14.63-8,288=5.81

:

46=/I1=1,569/1=1,569

47=/I14=1,569/0.789=1.988,

48=/I24=1,569/11.49=0,136,

49=/I28=1,569/5.81=0.27,

50=/I26=1,569/5,269=0,297,

51=/I23=1,569/3,019=0,516,

52=46∙47∙48/(46∙47+46∙48+47∙48)=

1,569∙1.988∙0,136/(1,569∙1.988+1,569∙0,136+

+1.988∙0,136)=0,119;

53=49∙50∙51/(49∙50+49∙51+50∙51)=

0.27∙0,297∙0,516/(0.27∙0,297+0.27∙0,516+

+0,297∙0,516)=0,05;

8=52∙(1/46+/47+2/48)=0,119∙(0,916/1.569+1,08/1.988+1,

28/0,136)==1,256;

9=53∙(7/49+6/50+4/51)=

0,05∙(0,882/0.27+1,61/0,297+0,929/0,516)= 0,524;

.

=52∙53/(52+53)= 0,119∙0,05/(0,119+0,05)=0,035;

=∙(8/52+9/53)= 0,035∙(1,256/0,119+0,524/0,05)=0,736.

.

I3= I2∙/=9,165∙1,569/0,035=410,853 .


t=0,01 =0,06, =1,5. .

I=1,41∙I3∙-t/ Ta =1,41∙410,853 ∙-0,01/ 0,06=486,923 ;

:

I=1,41∙I3∙=1,41∙410,853 ∙1,5=868,954 .

1.3  . 0.02; 0.05; 0.1 .

, , .

10 - :

I10=I10∙I10=6∙177=1062

It=I10∙-t/ Ta ,

=0,06 ;

t=0,02 It10=1062∙-0,02/ 0,06=762,922

t=0,05 It10=1062∙-0,05/ 0,06=465,68

t=0,1 It10=1062∙-0,1/ 0,06=204,21

I10=1,41∙I5∙-t/ Ta ,

=0,058 ;

t=0,02 I10=1,41∙1062∙-0,02/ 0,058=1080

t=0,05 I10=1,41∙1062∙-0,05/ 0,058=657,74

t=0,1 I10=1,41∙1062∙-0,1/ 0,058=288,42

5: I10=1,41∙I10∙=1,41∙2871∙1,5=2246,532 , =1,5 , .

1 - :

I1=I1∙I1=5,2∙250=1300

It=I1∙-t/ Ta ,

=0,04 ;

t=0,02 It1=1300∙-0,02/ 0,04=791,15

t=0,05 It1=1300∙-0,05/ 0,04=375,6

t=0,1 It1=1300∙-0,1/ 0,04=108,52

I1=1,41∙I1∙-t/ Ta ,

=0,04 ;

t=0,02 I1=1,41∙1300∙-0,02/ 0,04=1115,31

t=0,05 I1=1,41∙1300∙-0,05/ 0,04=528,75

t=0,1 I1=1,41∙1300∙-0,1/ 0,04=153,01

1: I1=1,41∙I1∙=1,41∙1300∙1,56=2859,48 , =1,56 , .

 

2 - :

I2=I2∙I2=5,2∙250=1300

It=I2∙-t/ Ta ,


=0,04 ;

t=0,02 It2=1300∙-0,02/ 0,04=791,15

t=0,05 It2=1300∙-0,05/ 0,04=375,6

t=0,1 It2=1300∙-0,1/ 0,04=108,52

I2=1,41∙I2∙-t/ Ta ,

=0,04 ;

t=0,02 I2=1,41∙1300∙-0,02/ 0,04=1115,31

t=0,05 I2=1,41∙1300∙-0,05/ 0,04=528,75

t=0,1 I2=1,41∙1300∙-0,1/ 0,04=153,01

2: I2=1,41∙I2∙=1,41∙1300∙1,56=2859,48 , =1,56 , .

9 - :

I9=1,2∙I9∙I9=1,2∙5,2∙171=1067,04

: It=It∙I9, It :

t=0,02 It=0,77

t=0,05 It=0,69

t=0,1 It=0,65

t=0,02 It9=0,77∙1067,04 =821,59

t=0,05 It9=0,69∙1067,04 =736,4

t=0,1 It9=0,65∙1067,04 =693,576


. I=1,41∙I9∙-t/ Ta, =0,055 ;

t=0,02 I9=1,41∙1067,04 ∙-0,02/ 0,055=1051,85

t=0,05 I9=1,41∙1067,04 ∙-0,05/ 0,055=609,583

t=0,1 I9=1,41∙1067,04 ∙-0,1/ 0,055=223,156

9: I9=1,41∙I9∙=1,41∙1067,04 ∙1,82=2737,28 , =1,82 , .

5 - :

I5=1,2∙I5∙I5=1,2∙9,93∙270=3217

: It=It∙I5, It :

t=0,02 It=0,77

t=0,05 It=0,69

t=0,1 It=0,65

t=0,02 It5=0,77∙3217=2477,33

t=0,05 It5=0,69∙3217=2219,73

t=0,1 It5=0,65∙3217=2091,05

.

I=1,41∙I10∙-t/ Ta,

=0,055 ;t=0,02 I5=1,41∙3217∙-0,02/ 0,055=3171,65

t=0,05 I5=1,41∙3217∙-0,05/ 0,055=1855,025

t=0,1 I5=1,41∙3217∙-0,1/ 0,055=751,29


10: I5=1,41∙I5∙=1,41∙3217∙1,82=8253,7 , =1,82 , .

3 - :

I3=I3∙I3=5,5∙522=2871

It=I3∙-t/ Ta ,

=0,04 ;

t=0,02 It3=2871∙-0,02/ 0,04=1750,6

t=0,05 It3=2871∙-0,05/ 0,04=829,523

t=0,1 It3=2871∙-0,1/ 0,04=239,67

I3=1,41∙I3∙-t/ Ta ,

=0,04 ;

t=0,02 I3=1,41∙2871∙-0,02/ 0,04=2467,52

t=0,05 I3=1,41∙2871∙-0,05/ 0,04=1169,627

t=0,1 I3=1,41∙2871∙-0,1/ 0,04=337,93

3:

I3=1,41∙I3∙=1,41∙2871∙1,56=6315,05 ,

=1,56 , .

4 - :

I4=1,2∙I4∙I4=1,2∙6,65∙270=2154,6


: It=It∙I4, It :

t=0,02 It=0,77

t=0,05 It=0,69

t=0,1 It=0,65

t=0,02 It4=0,77∙2154,6 =1658,58

t=0,05 It4=0,69∙2154,6 =1486,26

t=0,1 It4=0,65∙2154,6 =1400,1

. I=1,41∙I4∙-t/ Ta, =0,055 ;

t=0,02 I4=1,41∙2154,6 ∙-0,02/ 0,055=2123,956

t=0,05 I4=1,41∙2154,6 ∙-0,05/ 0,055=1242,72

t=0,1 I4=1,41∙2154,6 ∙-0,1/ 0,055=940,66

4:

I4=1,41∙I4∙=1,41∙2154,6 ∙1,82=5527,34 ,

=1,82 , .

.

.

54=17+10+(16+19)∙12/(9+16+12)=3,56+0,3+(11,915+0,043)∙4,4/(11,915+0,043++4,4)=7,28


, 3, 4, 54 . .

55=3∙54/(3+4+54)= 0,368∙7,28/(0,368+0,368+7,28) =0,334;

56=23+3∙4/(3+4+54)= 0,516+0,368∙0,368/(0,368+0,368+7,28)

=0,532;

57=54∙4/(3+4+54)= 7,28∙0,368/(0,368+0,368+7,28) =0,334;

g2 55, :

.=55+56∙57/(56+57)=

0,334+0,532∙0,334/(0,532+0,334)=0,539;

=13∙/(13+)= 0,278∙0,539/(0,278+0,539)=0,183;

1, 2 :

1=./56=0,539/0,532=1,013

2=./57=0,539/0,334=1,613

.

58=/1=0,183/1,013=0,182

59=/2=0,183/1,613=0,114.

 

G1 G2.

:

.g1=13∙S/S=0,278∙20/100=0,056

.g2=59∙S/S=0,114∙20/100=0,028

G1 G2 . .:

Ig1= Eg1/.g1=1,08/0,056=19,28

Ig2= Eg2/.g2=1,08/0,028=38,57

G1 :

Ig1= Ig1∙Ig= Ig1∙Sg/(1,73∙Ug)= 19,28∙20000/(1,73∙6,3)=35379

:

t=0,02 Itg=0,99

t=0,05 Itg=0,98

t=0,1 Itg=0,97

Ig= Itg∙Ig1

t=0,02 Ig1=0,99∙35379=35025,59

t=0,05 Ig1=0,98∙35379=34671,42

t=0,1 Ig1=0,97∙35379=34317,36

:

I1=1,41∙Ig1∙=1,41∙35379∙1,8=87098,14

G2 :

Ig2= Ig2∙Ig= Ig2∙Sg/(1,73∙Ug)= 38,57∙20000/(1,73∙6,3)=70777

:

t=0,02 Itg=0,99

t=0,05 Itg=0,98

t=0,1 Itg=0,97

Ig= Itg∙Ig1

t=0,02 Ig1=0,99∙70777=70069,65

t=0,05 Ig1=0,98∙70777=69361,12

t=0,1 Ig1=0,97∙70777=68653,19

:

I2=1,41∙Ig2∙=1,41∙70777∙1,8=179632

.

:

.=58∙S/S=0,182∙67,3/100=0,122

. .:

I= E/.g1=1,08/0,122=8,85

:

I= I∙I= I∙S/(1,73∙U)= 8,85∙67300/(1,73∙110)=3129,82

:

t=0,02 It=0,99

t=0,05 It=0,97

t=0,1 It=0,95

I= It∙I

t=0,02 I=0,99∙3129,82 =3098,52

t=0,05 I=0,97∙3129,82 =3035,95

t=0,1 I=0,95∙3129,82 =2972,55

:

I=1,41∙I∙=1,41∙3129,82 ∙1,8=7941,4

1.4

. , , (1, 2, 5, 9, 10). .

U10, , , (0. ) U10 I10=0 , (0.=∞) U10=-∞; , .

, 7, 10, 12 . .

60=(19+16) ∙12/(16+19+12)+4=(0,043+11,915) ∙4,4/(11,915+0,043+4,4)=3,21

61=11∙20/(11+20)=11,813∙9,78/(11,813+9,78)=5,502 10=61∙(9/11+10/20)=5,502∙(1,1/11,813+1,1/9,78)=1,114;


. , . , 1 . .

, 23, 3, 60 30, 31, 32 . .

62=(30+31+32)/32=(3,27+0,744+0,01)/ 0,01=401,4;

63=(30+31+32)/31=(3,27+0,744+0,01)/ 0,744=5,39;

64=(30+31+32)/30=(3,27+0,744+0,01)/ 3,27=1,227;

65=(3+23+60)/23=(0,368+0,516+3,21)/ 0,516=7,66;

66=(3+23+60)/60=(0,368+0,516+3,21)/ 3,21=1,28;

67=(3+23+60)/3=(0,368+0,516+3,21)/ 0,368=11,14;

. .

68=62∙66/(62+66)= 401,4∙1,28/(401,4+1,28)=1,272;

69=63∙65/(63+65)= 5,39∙7,66/(5,39+7,66)=3,175;

70=64∙67∙61/(64∙67+64∙61+67∙61)=

1,227∙11,14∙5,502/(1,227∙11,14+1,227∙5,502+

+11,14∙5,502)=0,922;

.

=6+(69+70)∙68/(69+70+68)=21,03+(3,175+0,922)∙1,272/(3,175+0,922+1,272)=22,2;


, , , =22,2,

U5-1=I1∙X6-=1∙21,03-22,2= -1,18

I3= -U5-1/X68=1,18/1,272=0,931

I2= -U5-1/(X69+70)= 1,18/(3,175+0,922)= 0,287

U5-4=U5-1+I2∙X69= -1,18+0,287∙3,175= -0,268

U4-1= -I2∙X69= -0,287∙3,175= -0,911

I4= -U5-1/X62= 1,18/401,4= 0,003

I5= -U4-1/X63= 0,911/5,39= 0,169

I6=-U5-4/X64=0,268/1,227=0,218

I7=I5-I6=0,169-0,218= -0,049

I8= -U5-4/X61=0,218/5,502=0,039

I9= -U4-1/X65= 0,911/7,66= 0,118

I10=I7-I8=-0,049-0,039= -0,088

I11= -U5-4/X67=0,268/11,14=0,0024

I12= -U5-1/X66= 1,18/1,28= 0,88

I13=I5+I4=0,169+0,004=0,003

I14=I4+I6=0,004+0,218= 0,221

I15=I9+I12=0,118+0,88=0,998

I16=I10+I15=-0,088+0,998=0,91

71=/I1=22,2/1=22,2

72=/I14=22,2/0,221=100,45,

73=/I8=22,2/0,039=569,23,

74=/I16=22,2/0,91=24,39,


I20=0

I20=-I20

U2=-U2

:

I=I1+I2+I0=0

I+I=(+)∙I1+(+)∙I2+2∙I0=0

U-U=(-)∙U1+(-)∙U2=0

.= 72∙73∙74/(72∙73+72∙74+73∙74)=

100,45∙569,23∙24,39/(100,45∙569,23+

+100,45∙24,39+569,23∙24,39)=19,04;

11=∙(2/72+10/73+/74)=

19,04∙(1,28/100,45+1,114/569,23+1,08/24,39)=0,919;

:

.=.∙11/(.+71)= 0,919∙11,813/(0,919+22,2)=0,

=.∙(11/.+5/71)= 0,47∙(0,919/0,47+0,9/22,2)=0,921.

.

=.∙U/S=0,47∙6,3²/100=0,186

.1=.2=0,186

:


I21=I∙/(.1+.2)=9,165∙0,736/(0,186 +0,186)=18,13 ;

I22=-I21=-18,13 ;

I20=0 ;

U21= .1∙I21=0,186 ∙18,13 =3,37 ;

U22=U21=3,37 ;

U20=0

:

I2=0 ;

I2=-1,73∙I21=-j31,36 ;

I2=-I2= j31,36 ;

U2=2∙.2∙I21=2∙0,186 ∙18,13 =6,744 ;

U2=-U21=-6,744 ;

U2=-U21=-6,744 .


2.

2.1

: .= 0,186.

:

0=1+1+2+5+9+3+3+4+2+10+4=3000/0,9+

2000+2000+2500+

1600+2000/0,9+4500+2000+1000/0,9+1600+2000/0,9=25,1

0=0/=0/(S∙cosφ)= 25,1 /(100∙0,9)=0,278

:

=q∙Uc∙sinφ/X, q=1,08

Pi=Eq∙Uc∙sin/ =1,08∙1∙sin/0,186=4,32∙sin

:

=(-)/=(4,32-0,278)/0,278=11,94%

11,94%, , . 15 % 5% .

2.2

:

U=lr2∙I3=0,173 ∙410,853 =70,935 ;

U=72,986/6,3=11,258


:

Pii=E∙U∙sin/=1,08∙11,258∙sin/0,186=65,36sin

,:

=arcsin(Po/PImax)=arcsin(0,278/65,36)=1,24 ; =180-=180-1,4=178,6

, .


2011 , .