- S = 100 .
- 1: U1 = 37 , I 1 = S/ ×U1 = 100/ ×37 = 1,56 .
- 2: U 2 = 10,5 , I 2 = S/ ×U2 = 100/ ×10,5 = 5,5 .
:
1: ..
2: ..
3,4: x = 0,01 u = 0,01× 7,5 ..
5: x1 = 0,35 = 0,35 ..
6: x2 = 0,35 ..
7: ..
8: = 0,15 = 0,15 = 0,6 ..
:
* = /U1 = 35/37 = 0,946 ..
*1 = *2 = 0,85 × U / U = 0,85 × 10/10,5 = 0,81 ..
= ,
:
;
;
U = 10/ = 5,78 .
* =5,48× /U2 = 0,904 ..
= = = = 6,65 , : ; ; U = 6,07 ; cosj = 0,8, sinj =0,6. = 6,65× /U2 = 1,09 .. . 3. | . 3. |
) | ) |
. 4. 1
. 3 . 4. x12 = x1 + x2 = 0,093, x35 = x3 + x5 = 1,18. x64, x74, x84 :
..
x = x + x4 = 0,266 + 0,16 = 0,426 ..
1
1:
()×1,56 = = 20,26
5. 2 2 1 ; (. 5), x14 = x1+x2+x4=0,253. : = 29,72 | . 5. 2 |
2
. 2:
1: rc = 0;
2: r = 0,5 r1 l 0,5 × 3,7 × 25 × 100/372 = 0,337..
3,4: r = 0,0036 ..
6: r2 = x2 / 2,5 = 0,21 ..
7: r = x² /30 = 0,13 ..
8: r = x²d /15 = 0,04 ..
x14 . 5:
r14 = r2 + r4 =0,34 ..
. 5:
14 = x14 / w×r14 = 0,253 /314 × 0,34 = 0,024 c, 14 = (1+ ) = 1,65.
6 = 0,58 / 314 × 0,21 = 0,088 c, 6 = 1,89.
7 = 4,03/ 314 × 0,13 = 0,098 c, 7 = 1,902.
8 = 0,6 / 314 × 0,04 = 0,0477 c, 8 = 1,74.
2:
i = I0 i i ) ×I2 = 116,59 .
1
1 . 4. . :
|
|
y1 = 15,23 .., x1 = 0,065 ..
1 = = 0,065(10,75 × 0,946+ 0,847 ×1,18 + 1,72 × 0,58 +0,248 0,904+
+ 1,66 ×1,09) = 0,923 ..
(. 6 . 7).
. 8. x = = 0,036 ..
:
× × I =10,75 ×1,56 = 16,78
. 6. x2 = x1 = 0,065 .. | . 7. x0 = 0,08 .. | . 8. |
1: I0 = 20,26 .
2: I0 = 29,72 , i =116,59 .
1: = 16,78 .
1. . - .:, 2011 .
2. 28249-93. . 1 .
3. 153-34.0-20.527-98. .
4. : 3- . .3. .1. , . - .: , 1982. 36. .. .
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6. / . .. . .: , 1980 .
7. . / . .. 1983 .
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10. .. . . , . . 1989