, .
, , :
(f ≥10) 1, 3
10. .
6.
1:
250., 36, 170. 1 :
q =q1*Kn*Ko, /3, (4)
q1- 12-14 5-6,5
3/3,
Kn- 152 0,75
Ko- , 0,81
q= 3*0.75*0.81=1.8 /3.
:
N=1.27*qS/▲d2*K3 , (5)
q- 1 /3,
S- ,2,
▲- 1450 /3
d- ,
K3- , 0,6
N=1,27*1,8*51,5/1450*0,0362*0,6=104
:
d= 0,25*,
- ,
d=0,25*8,1=2
:
d= -2, (6)
5
=0,25 .
d=8,1-2*0,25=7,6.
()
=(--2/2W)-1, (7)
W- ,
W=1.13√ S/N,젠 (8)
N- ,
W=1,13√51,5/104=0,7,
=(51,5-2-2*0,25/2*0,7)-1=3
3
5 , . 0,7
(d1):
d1= d+2*W,젠 (9)
d1=2+2*0,7=3,4
(d2)
D2= d1+2*W (10)
D2= 3.4+2*0.7=4.8
(d3)
D3 = d2 +2*W (11)
D3=4.8+2*0.7=6.2
, .
|
|
, .. . .
5-8 . 6 , . ,
. :
1:2.1;2.5-3.1;3.5-4;4.5-5,
. 7,
7*2,1=15
7*3,1=22
7*3,8=27
7*4,7=33
7+15+22+27+33=104
104
:
: :
L =2*π*R,젠 (12)
R- ,
L1=2*3,14*1=6,28,
(m1)
m1= L1/N1 , (13)
N1-
m1=6,28/6=1,05 .
:
L2=2.314*1.7=10.7 m2=10.7/15=0.71
L3=2*3.14*2.4=15 m3=15/22=0.68
L4=2*3.14*3.1=19.5 m4=19.5/27=0.72
L5=2*3.14*3.8=23.86 m5=23.86/33=0.72
3+(6*4,7)+4(15+22+27)+4*33=419,2 .
:
L=L*γ,젠 (14)
L- =4
γ- =0,85
L=4*0,85=3,4
(Q):
Q=q*S*L* γ,㠠 (15)
q- =1,8 /3
S- =51,5 2
L- =4
Q=1,8*51,5*4*0,85=315,18
. . 0,55
:
L=L*0,55젠 (16)
L=3*0,55=1,65
0,17 ( )
1,65/0,17=9,7
10, 10*0,250=2,5
,
:
L=4,5*0,55=2,475
2,475/0,17=15
15*0,250=3,75
3,75*6=22,5
:
4*0,55=2,2, 2,2/0,17=12 , 12*0,250*97=291
2,5+22,5+291=316
1 .. (Q.)
Q.=Q/L, , (18)
|
|
Q- ,
Q.=316/3,4=93
(V):
V= SL,3 (19)
S- , =51,52
V=51,5+3,4=175,13
13 :
q=Q/V /3 (20)
q=316/175.1=1.8 /3
:
V= SL*, 3 (21)
- , = 1,9
V= 51,5*3,4*1,9=333 3
. , ..
.
, 3 . .
, . .
:
: t =*L (22)
- , =7
t =7*4,5=3,15
=5
t =5*0,75=3,6
=5
t =5*0,75=3,6
- . :1) ,2) ,3) ,
4) .
3 3
3 3
I II III IV | t = 3.2 t = 3.6 t = 3.36 t = 3.6 t = 3.6 t = 4,08 | 3- 1530 3- 1545 3-2550 3- 1560 |
, 2,5( 1,3) , , .
0,75 2, 0,5 2
: , ,.
. .
:
R=ρ*2*L/S , (23)
ρ- =0,0184 ,
L-
S- .
R= 0,0184*2*350/0,75=17,01
:
R=ρ*2*L/S 젠 (24)
L-
S-
R=0,0184*2*200/0,5=1,4
:
R=ρ*2*L/S 젠 (25)
L-
S-
R=0,0184*2*540/0,5=39,7 ,
:
R=R+R+R,젠 (26)
R=17,1+1,4+39,7=58,2
R= R+R+R+++*n,
-
n- .
4 =48
R= 17,1+1,4+39,7+48*35=226,2
:
i = U/R, (27)
U-
i = 1500/226,2=6,6
-1A:
|
|
堠
ࠠ 2,3
堠 1500
堠 300
110
2.3.5 ,
頠 ࠠ .
, , :
- ,
- ,
- .
Q, :
Q= 2.25*S/60*t*3√K*A*b*h2/S*p2 /
S , 2
t- =30
K- =0,6
A- , =316
b- ,=40 /
h- =780
p- =1,54
Q= 2,25*54,5/60*313√ 0,6+316*40*7802/51,5*1,542=13,33 3/
(V):
V≥Q/S
V , - =0,3/
0,3≥13,33/51,5 0,3≥0,3
:
Q=p*Q 3/ (29)
p- =1,54
Q=1,54*13,33=20,5 3/
:
R=*L *2/4 (30)
- 1 =0,00495
L- =780
R =0,00495*780=5,9 *2/4
, (V)
V= Q/π*2 / (31)
=0,5
V=13,33/3,14*0,52=17 /
() = p* R *Q2 (32)
=1,54*5,4*13,33=1520
=0,2* , ࠠ (33)
=0,2*1520=304, ,
= V2*γ/2 ࠠ (34)
γ- =1,2 /2
=172*1,2/2=173,4 ,
= + + (35)
= 1520+304+173,4=1997,4
. -11, 20,5 3/,
1150-3500 .
1
.