6.1 .
220 ( 220 ) , , ( , ). , , :
D1 = 1,5* +25
L, B, H ,
D1 = 1,5* +25 = 26,7
, ³/, :
Q = 2826D12V,
V , 2 /;
D1 , (D1 = 50 = 0,05)
Q = 28260,0522 = 14,13 3/
2 :
-3 , , . .
, . .
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6. , . 6.1 |
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D1:
D1 = 1,5* +25
D1 = 1,5* +25 = 35,4
D1 = 40 = 0,04
. |
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2 |
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, ³/, :
Q = 2815D12V,
V , 2 /;
D1 , (D1 = 40 = 0,04)
Q = 28260,0422 = 9,04 3/
-3
3.
, ³/ | 8-60 |
, | 22-4 |
, | |
. | 2-32-2 |
, . 2 , 0,12 ³/. 4³, .
4.
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, 3/ | |
, ³/ | |
, /2 | 3-4 |
, | 2,5 |
, | 3,5 |
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6.2 .
:
QH = 2815*D2B*V,
V = 3 \ ;
DB .
DB = 16* ,
Vmax = 0,25*V, 3
V , 20% .
V = 0,2*9,4 = 1,88 3
Vmax = 0,25*1,88 = 0,47 3
, DB = 16* = 34 .
, :
QH = 2815*342*3 = 8,7 3/.
-3
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6.2 |
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5.
3/ | 8-60 |
, | 22-4 |
2-32-2 | |
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6.3 .
110 , .
. 10 .
51. 20, 10. () . 1000 16. , 25, 75 .
, .
Q 3/, :
Q =
, N- , N = 2;
Q- , Q=30 3/;
N- , N = 1
Q = = 60 3/.
3-6
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6.3 |
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6.
, ³/ | 30-60 |
, | 58-45 |
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2-52-2 |
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6.4 .
.
0,1, :
V. = q*A*τ
q = 75 /. .
= 9 .
τ = 6 .
V = 75*9*6 = 3150 =4,50 3
:
Q =
Q = = 0,11 3/
1020 .
1-0,9
7.
, 3/ | 1-3,5 |
, | 35-12,5 |
, | |
32-4 |
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6.4 |
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, ():
V = Q*τ
τ = 0,16
V = 3,5*0,16 = 0,56 3
8.
, 3 | 0,2 |
, /2 | 2,5 |
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