10. , - (I f = 0). : S = 91,8 ×; U = 13,8 . , - x d = 1,49 ; x q = 1,06 . .
12. f 1 = 50 , U = 6 - 2 = 800 . η = 94,9 % - cosj = 0,9. - 2, .
8
1. - : Z = 18; p = 1; a = 1; y = 0,7t.
2. (...) . S = 62,5 ·; - f 1 = 50 ; U = 10,5 ; , - , I f = 258 . - ; - w 1 = 11; k 1 = 0,921. - ... E f = f (I f) ; -.
I * f | 0,5 | 1,0 | 1,62 | 2,66 | 3,88 |
E * f | 0,58 | 1,0 | 1,21 | 1,33 | 1,4 |
7. 5 6, D U * - I * f = I * f .
9. - : S = 62,5 ·; U = 10,5 ; cosj = 0,8; f 1 = 50 ; = 1,605·10 5 . - . p = 298 .
10. f 1 = 50 U = 10,5 S = 62,5 ·. I * f = 1,2. - , x * = x * d = 1,78. . - M 1 = 0,159·10 6 . - .
12. M 2 = 4,775·10 4 . : U = 6000 ; η = 96,2 %; f 1 = 50 ; cosj = 0,9 (-). p = 6. -; ; - .
9
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1. - : Z = 48; 2 p = 8; a = 2; y = 0,8t.
2. F f 1m B δ f 1m . w f = 220; I f = 258 ; γ = 0,727; δ = 33 ; k δ = 1,127. .
7. (...) (...) F * a f (F * a d f) I * = 0,75. : S = 62,5 ·; U = 13,8 ; .
Ff , | 14400 | 28800 | 43200 | 53000 | 72000 | 80800 | 91500 | 109200 |
Ef , | 4300 | 7970 | 9080 | 9480 | 10120 | 10350 | 10600 | 10840 |
U, | 0 | 5580 | 7170 | 7970 | 8760 |
9. - : S = 125 ·; U = 7970 ; - cosφ = 0,8; η = 98,52 %; f 1 = 50 . : p = 243,5 ; - p = 177,4 . I f = 1605 ; - r f 75 = 0,1169 ; - η f = 90 %.
10. - : P = 20 ; U = 6,3 ; I = 2156 . , -: d = 2,0 ; q = 1,25 . - - . - .
12. : U = 6000 ; I = 440,4 ; osφ = 0,9. : - () p = 52 ; (-) p = 67,5 . - 6 .
10
1. - : Z = 36; 2 p = 4; a = 1; y = 0,85t.
2. . - B δ f 1m = 0,829 ; f 1 = 50 . -; w 1 = 10; k 1 = 0,916. D 1 = 1,0 ; l δ = 3,52 .
7. I * F * f = F * f = 2,55. : = 80 ; cosφ = 0,8; U = 13,8 ; . = d = 3,55 . .
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Ff , | 24240 | 43890 | 50900 | 68140 | 89750 | 114800 |
Ef , | 4620 | 7970 | 8767 | 9644 | 10600 | 111600 |
9. - 1 = 43,514· 10 6 ; - f 1 = 50 ; I = 26100 ; cosφ = 0,9. - r = 0,0034 . Σ p = 11066 . 42 . - . k cosφ k = 0; 0,25; 0,5; 0,75; 1,0 1,25.
10. . - : * d = 1,22; * q = 0,78. - P *1 = 0,4. (I * f = 0). .
12. 2 = 3,183· 10 4 . : U = 6000 ; f 1 = 50 ; I = 222,5 ; osφ = 0,9. 10. - .
11
1. - : Z = 54; 2 p = 6; a = 2; y = 0,85t.
2. Ω = 52,4 / ƒ ƒ 1 = 50 . .
7. (...) (...) : S = 294 ·; U = 20 . . .
I * f | 0,5 | 1,0 | 1,14 | 1,5 | 2,0 | 2,42 | 3,0 |
* f | 0,53 | 1,0 | 1,12 | 1,2 | 1,27 | 1,31 | 1,34 |
U * | 0,0 | 0,28 | 0,78 | 1,0 | 1,11 |
9. : I = 1718 ; U = 6062 ; osφ = 0,8; η = 97,8 %. : = 159,1 ; = 182,9 ; = 57,4 ; = 61,7 .
10. : = 160 ; U = 13,8 ; - osφ = 0,85. , - * = * d = 2,47. . .
12. ( ) k = 1,7. : 2 = 1250 ; n = 750 /; f 1 = 50 . 2 2 = 1,27310 4 . , , . , , , . , .
12
1. - : Z = 30; 2 p = 2; a = 1; y = 0,6t.
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2. . : S = 62,5 ·; U = 10,5 ; f 1 = 50 . ; w 1 = 10; - k 1 = 0,96; k 1 = 0,955. .
Ff , | 1,6210 4 | 3,1110 4 | 4,2110 4 | 5,5410 4 | 7,6710 4 |
f , | 1,72 | 2,98 | 3,27 | 3,59 | 3,95 |
7. 4 I *= 0,5.
9. , ( ) - : f 1 = 50 ; I = 4182 ; U = 13,8 ; osφ = 0,8. , r = 0,002125 . Uf = 195 ; If = 2007 . : = 246,3 ; = 326 ; = 193 . .
10. - = 0,75 . k = 1,7; osφ = 0,8. . , θ . .
12. : 2 = 400 ; U = 6000 ; η = 93,4 %; osφ = 0,9 ().
13
1. - : Z = 18; 2 p = 2; a = 1; y = 0,8t.
2. - : f 1 = 50 ; = 1; I = 2440 . 60 ; ; = 25 - ; = 2; - .
7. . : S = 590 ·;
U = 15,75 ; - d = 0,42 . - (...) . .
I * f | 0 | 0,5 | 1,0 | 1,5 | 2,0 |
E * f | 0 | 0,54 | 1,0 | 1,22 | 1,28 |
9. = 32 f 1 = 50 U = 15,75 . - , , 1 = 52,022·10 6 . - : = 3,076 ; - = 1,945 ; = 0,65 ; = 2,769 ; f = 2,285 . - : -; , osφ = 0,85.
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10. -: S = 150 ·; U = 13,8 ; osφ = 0,9. - , : x d = 1,08 ; q = 0,711 . ... - * f = 1,85. .
12. - U = 6000 , f 1 = 50 2 = 500 . osφ = 0,9 () η = 93 %. 16 . , - , , - .
14
1. - : Z = 36; 2 p = 6; a = 6; y = 0,7t.
2. F f 1m B δ f 1m -
. w f = 144; I f = 258 ; γ = 0,667; δ = 60 ; k δ = 1,104. - U f = 80 B; r f = 0,118 . .
7. : - P = 500 ; U = 20 ; cosφ = 0,85 - I * = 0,75. - F * f = 2,46. Δ U . Δ U, - . - , x *σ = 0,24. .
F * f | 0,49 | 1,0 | 1,3 | 1,7 | 2,6 | 3,.4 |
E * f | 0,58 | 1,0 | 1,1 | 1,21 | 1,33 | 1,4 |
9. ; -: U = 10,5 ; I = 1440 ; cosφ = 0,8; f 1 = 50 ; - 48. : - = 88,3 ; = 138,5 ; - f = 167 ; = 125 ; - = 60,4 .
10. - cosφ = 0,8. - x * = x * d = 2,06. , - . - .
12. P *2 = 0,5. -
x * = x * d = 1,7. - I * f = 1,5. . . , θ. - .
15
1. - : Z = 36; 2 p = 2; a = 2; y = 0,75t.
2. S = 125 ·A; - U = 13,8 ; f 1 = 50 ; =1; ; 1= 2. z 1 = 66; 1 = 28. .
7. - : S = 103,5 MBA; U = 13,8 - * d. I * = 0,6 I * f = 0,5. .
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9. , . : S = 31,25 MB·A; U = 10,5 ; cosφ = 0,8; η = 96,67 %; f 1 = 50 . . 16 .
10. -: S = 352,9 MB·A; U = 20 . , * = * d = 1,87. P *1 = 0,6. I * f = 2,0. . q U * = 0,6.
12. : P 2 = 630 ; f 1 = 50 ; n = 500 /. M max / M = 1,95. , , 2,5 . , .
16
1. - : Z = 54; 2 p = 6; a = 1; y = 0,85t.
2. (...) S = 294 ·A. U = 18 ; , , I f = 2370 ; f 1 = 50 . ; w 1 = 9; k 1 = 0,958; k 1 = 0,955. wf = 72. ... Ef = f (Ff) ; f .
I * f | 0,50 | 1,0 | 1,69 | 2,33 | 3,33 |
E * f | 0,58 | 1,0 | 1,21 | 1,33 | 1,4 |
7. - I * I * f = 2,0. ... 2. * d = 1,98.
9. : f 1 = 50 ; U = 10,5 ; I = 3785 A; cosφ = 0,8; η = 97,5 % = 521 ; f = 163 ; = 126 . , 14.
10. I * f = I * f . : = 1200 MB; U = 24 ; cosφ = 0,9; f 1 = 50 . , * = * d = 2,58. . , , . .