.1
12- , -. .
. - 77 (2- - 12- ), 1- - . , , - . - , - . - . - , . .
23-01 - :
- text, 0,92, 26 ;
- £ 8 zht = 220 ;
- tht = 1,8 .
30494 2.1.2.1002 tint = 20 . 23-02 j int = 55 %.
- (1) Dd = (tint - tht)zht = (20 + 1,8)220 = 4796 ×.
- 5.4 - . :
- Vh = 22956 3;
- ( - ) Ah = 7557 2;
- l = 4258 2;
- esum = 6472 2, :
Aw = 4508 2;
AF = 779 2;
= 592,5 2;
Af 1 = 13 2;
f = 579,5 2.
, f = AF / (AW + AF) = 779/(4508 + 779) = 0,15, , 23-02 0,18.
kedes = Aesum / Vh = 6475/22956 = 0,28, , 23-02 12- 0,29, , , .
5 23-02 - . - (Dd = 4796 C×) Rwreq = 3,08; RFreq = 0,51; Rcreq = 4,6; Rf 1 req = 4,6; ( ) Rfreq = 4,06 2×/.
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, 23-02, 3 3/ 1 2 .
9 23-02. 12- qhreq = 70 /(2××).
qhres,/(2××), 23-02 .2. - , RFr = 0,55 2×/. qhdes = 67,45 /(2××) qhreq = 70 /(2××).