:
:
Q- ;
- ;
1 =1,1 - ;
2 =1,3 - ;
n- 2 5 .
:
,
. |
. |
- |
q 12 ;
K - .
:
:
Q=(134*5,98*0,3*1,2*1,1*1,3)+(120*5,38*0,22*1,2*2*1,1*1,3)/19=43,422
F=43,42/0.5*0.6=144,732
:
Q=142*2*1,1*1,3/13=31,24 ..
F=31,24/0,75*0,6=69,422
2152
:
:
Q=468*2*1,1*1,3/12=223,08 2
F=223,08/79*0.5=5,62
:
Q=1,173*103*2*1,1*1,3/6=0,057
F=0,057/0,6*0,5=12
:
Q=211*2*1,1*1,3/3=2012
F=201/80*0,5=5,0252
12 2
:
:
Q=400,38*2*1,1*1,3/11=104,092
F=104,09/45*0,5=4,62
52
:
-5410 :
- - Q=13,1;
- - V=40/;
- - l=7,2-3;
- - 2-8
:
t..=../. *;
t..=2,8*0,8/100*0,98=0,5 .
:
:
. |
. |
- |
3- .
-516, 14.5, 35/
=14
=14/14,5=0,96<1
t,=0,15*2/1000=0,0003
..=8*14,5*0,9*0,85/(0,52+0,520,08+2*10/30)=87,18/
N=841,72/87,18*3*2=1,6=2
. |
. |
- |
:
3.3.1
\ | - | , 2 | ||||
420-01 | 22,0 (92,74,6) 2 . | |||||
0,2 | 5.2 | 420-04 | 14,5 (62,72,9) 1 . | |||
0,6 | 15.6 | 420-04 | 14,5 (62,72,9) 2 . | |||
() | 2,5/4 | 16.25 | 420-02 | 26,3 (92,73,8) 2 . | ||
0,1 | 3.3 | 420-03 | 6,0 (3,02,0) 1 . | |||
420-04 | 14,5 (62,72,9) 1 . | |||||
420-01 | 22,0 (92,74,6) 1 . |
|
|
(, , , , ) % : - 85%, - 12%, - 3%. , .
Rmax=26 .
=0,12*50=5.
=0,03*44=2.
33 .
. |
. |
- |
:
1. :
, :
1,2
qi
Vi ,
n
∑ gi Vi =7400 /.
: 20*250=5000/
: 8*200=2000 /
1*100=400 /
Q. = 1,2*(7400*1.6)/28800=0.49 /
2. - .
,
g1
N1
Q.. = 50*57*2.7\28800 = 0,26 /.
3. .
Q. = 10 /
4. .
Q. = 0.49 + 0,26 + 10 = 10.75/.
5. .
,
π 3,14
v .
d= √ 4 10.75 103) = 69.6
3.142.79
75 .
3.3.4
:
α , , .. (1,05÷1,1);
Pci i- , ;
PTj j , ;
Pξ ξ- , ;
Pη η- , ;
n, m, k, l .
1 . =0.75,os=0.7
=0.7*40/0.8=35
.=0.75*20/0.7=21.4
= + =35+21.4=56.4
=0.25 , 5 . =1, os=0.4
. |
. |
- |
=5*1*0.25/0.4=3.1
: :S=36.5 2, 100 2-0.3,1=36.5*0.3/100=0.1 .
|
|
:S=14.5 , 1002-0.1, 2=14.5*0.1/100=0.0145
S=22 2 , 1002-0.2,3=22*0.2/100=0.044
S=14.5 2 1002-0.1, 4=14.5*0.1/100=0.0145
S=14.5 2 1002-0.1, 4=14.5*0.1/100=0.0145
S=14.5 2 1002-0.1, 4=14.5*0.1/100=0.0145
S=22 2 1002-0.3, 4=22*0.3/100=0.066
Pξ= 0.268
:
S=162 2 10002-1.2, 1=162*1.2/1000=0.194
S=6 2 1002-0.4, 2=6*0.4/100=0.024
- S=356.4 2 10002-0.4, =0.7,cos=0.75
3=356.4*0.7/1000*0.75=0.33
L=263.6 1000 -2-2.5
4=263.6*2/1000=0.522, =0.194+0.024+0.33+0.522=1.075
100/6.
100
S=71*88*9*11.125=63482
:
,
;
S , 2;
3.3.4 -
6- .
. |
. |
- |