㳿 . 㳿, . :
1) ;
2) 㳿 , ᒺ;
3) , , ;
4) , , , 㳿 , , ;
5) (), .
㳿, , . , . , , , . . . 4.1. . , , , , 0,35 , I II. (I), , (6000-10000), , , U , (II), (2 × 15 2 × 1), , . , .
, , U, I. ֳ , , , . , , . , , :
= 1 ∙ U ∙ I ∙ cosφ (4.1)
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4.1. .
K1 , ;
U , ;
I , ;
cosφ .
, , , , , :
M = K2 ∙ n, (4.2)
K2 - ;
n - .
, , :
= M (4.3)
:
1 ∙ U ∙ I ∙ cosφ = K2 ∙ n, (4.4)
U ∙ I ∙ cosφ = 0 ∙ n, (4.5)
0 - K2 1.
(4.5) ,
P = U ∙ I ∙ cosφ (4.6)
n :
P = 0 ∙ n, [](4.7)
㳿 W t, , :
W = ∙ N, [] (4.8)
N - t.
, , 㳿 N, , , , 1 ∙ 5000 . 0, , , , , ∙ /. 1 ∙ N ´ , , ∙ /, :
0 = . [ (4.9)
N ´ 0 . 㳿 - , , :
0 = . [ (4.10)
㳿 㳿, . ij , (, . .).
³ 0 :
γ = ∙100%, (4.11)
W 㳿, , , , (4.8);
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W0 㳿, t, .
W = 0 ∙ N, [](4.12)
N .
˳ 㳿 0,5; 1,0; 2,0; 2,5; 㳿 1,5; 2,0; 3,0. 㳿 4.1.
. 4.2. , , .
4.2. .
4.1.
, | , | , , | ||
-445, 445 | 2,0 | 2,5; 5; 10; 20 | 110; 127; 220; 230; 240; 250; 380 | 1,3 |
-449, 449 | 2,0 | 2,5; 5; 10; 15; 20 | 110; 115; 120; 127; 220; 230; 240; 250; 380 | 1,5 |
-446 | 1,0 3,0 | 2,5; 5; 10; 20 | 127; 220 | |
-5 | 1,0 3,0 | 2,5; 5; 10; 15; 20 |
. , 8.259-77 ˳ 㳿 . 㳿 2,5 (. 4.2).
4.2.
, % | , % | |||
cos φ = 1 | cos φ = 0,5 | cos φ = 1 | cos φ = 0,5 | |
3,5 | 3,5 | |||
4,0 | 3,5 | |||
2,5 | 2,5 | |||
2,5 | 4,0 | 2,5 | ||
2,5 | ||||
2,5 |
min Imin, , ( 㳿 cos φ = 1), S :
S = ∙100%, (4.13)
S = ∙100%, (4.14)
I , .
( 6570-75) ( ) . 0,4% 2,5, 1%.
. . 80 110% . , .
, , . , , , + 17˚ +23˚, , , 3%, 2%.
, 㳿 cos φ = 1 15 , 10 , .
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, :
;
;
1/5 ( , , );
;
;
.
. 4.3. . 4.4. 㳿 .
. 4.3. - .4.4. -
-445, -445, - -445, -445, -
449, -446, 6570-75 449, -446, -449 -
357
㳿 , , , 50% , , .
2,5 , , 2,5, 0,5, . , , 60 0,1 .
, 0,5%. , , , 50 .