.2.1 , , , 23-02.
(6 - 8) 23-02. l, /(×), : ( ro = 2500 /3), l = 2,04 /(×); - (r0 = 18700 /3), l = 0,81 /(×); - (ro = 1800 /3), l = 0,93 /(×); - (ro = 600 /3), l = 0,26 /(×); (ro = 800 /3), l = 0,23 /(×); (ro = 100 /3), l = 0,045 /(×), (ro = 180 /3), l = 0,048 /(×), (ro = 100 /3), l= 0,045 /(×).
.
- 380 , 120 , , 60 . , .
RoI = 1/8,7 + 0,38/0,81 + 0,12/0,045 + 1/23 = 3,3 2×/.
250 , 135 .
RoII = 1/8,7 + 0,25/2,04 + 0,135/0,045 + 1/23 = = 3,28 2×/.
2 - 5- 250 , 100 , .
RoIII = 1/8,7 + 0,25/0,26 + 0,1/0,045 + 1/23 = 3,34 2×/.
AwI = 4613 2 7081 2.
(10)
= 7081/(1256/3,3 + 1212/3,28 + 4613/3,34) = 3,3 2×/.
, , , r = 0,9.
, (11),
Ror = r× Roav = 0,9×3,3 = 2,97 2×/.
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(o = 2910 2) , 220 , : - 40 - 150 . 120 - 30 .
Ro = 1/8,7 + 0,22/2,04 + 0,04/0,048 + 0,15/0,045 + 0,12/0,23 + 0,03/0,93 + 1/23 = 4,99 2×/.
(AF = 1424 2) 12 . Ror = 0,45 2×/.
(scy = 288 2) . Ror = 0,6 2×/.
( ) . , , .
, (j = 4006 2), 2 , , .
Afi,2 Roi, 2×/
I............... 634...................... 2,1
II.............. 592...................... 4,3
III............ 556...................... 8,6
IV............ 2224.................... 14,2
, (10),
Rfr = 4006/(634/2,1 + 592/4,3 + 556/8,6 + 2224/14,2) = 6,06 2×/.
.2.2 mtr (.5) 23-02
mtr = (5657/2,97 + 1424/0,45 + 2910/4,99 + 288/0,6 + 4006/6,06)/14285 = 0,476 /(2×).
.2.3 Kminf, , (.6) 23-02.
= 1 /(×);
b v = 0,85;
Vh = 72395 3;
Aesum = 14285 2;
(.7) 23-02
r aht = 353/[273 + 0,5(tint + text)]=353/[273 + 0,5(21 - 28)] = 1,31 /3;
(.8) 23-02
= [(Lv nv)/168 + (Ginfkninf / 16 8]/(b v×Vh), (.2.1)
Lv - .
, , : - 69298 3/, 1- - 34760 3/, - 2- - 19240 3/, - 3- - 30890 3/, - 4- - 14690 3/, - 5- - 37460 3/, - - 3610 3/.
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nv - ; 4- 5- 168 (nv), , 1- 2- , 3- - 40 (nv), , 1- 2- - 8 (nv);
Ginf - -
Ginf = 0,5b v × Vh 1. (.2.2)
Vh 1 - , 40 , Vh 1 = 53154 3;
k - , k = 1;
ninf - , ninf = 168 - nv = 168 - 40 = 128 .
= {[(14690 + 37460)×168 + (41099 + 30890 + 3610)×40 + 82199,8]/168 +
+ (0,5 0,85 53154 128)/168}/0,85×72395 = 1,48 1/.
(.6) 23-02,
Kminf = 0,28 cna b vVh r ahtk / Aesum = 0,28×1×1,48×0,85×72395×1,31×1/14285 = 2,337 /(2×).
.2.4 ,/(2×), (.4) 23-02
Km = Kmtr + Kminf = 0,476 + 2,337 = 2,813 /(2×).
.2.5 23-02 - Dd . .1 Rreq Ror .
.1 - Rreg Ror
.. | Rreg,2×/ | Ror,2×/ | |
3,28 | 2,97 | ||
4,88 | 4,99 | ||
0,552 | 0,45 | ||
- | 6,06 | ||
- | 0,6 |
, 23-02. 5.1 23-02, .
.2.6 td: tint = 21 j int = 55 % td = 11,6 , 3 .
t int
t int = tint - (tint - text)/(RFr ×a int). (.2.3)
t int = 21 -(21 + 28)/(0,6 - 9,9) = 11,75 C > td = 11,6 ;
tint = 21 - (21 + 28)/(0,45×8,7) = 8,7 > 3 .
, 23-02.
.2.7 - 23-02.
k:
k = Aesum / Ah = 14285/15241 = 0,94.
f:
f = AF / AW+F = 1424/7081 = 0,2 < 0,25 ( 23-02).
kedes,1/:
kedes = Aesum / Vh = 14285/72395 = 0,197.
.2.8 :
- 0,045 /(×);
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- ;
- - ;
- .