:

:

.

NS = 3000 /򠠠 2.05.02-85 III .

v

v = v a N

v = 100 / -

a -

a = 0,016

N -

N =0,1 NS= 300 /

v = 100 0,16*300 = 95,2 /

t = 1,5 -

k = 1.3

j = 0.5 -

la = 5 -

lc = 5

P = 668.36 /

  • .

N = SNSi Ki

K .

NSi

Ki

NSi Ki

2101 800 1,0 800
- 24 800 1,0 800
- 53 400 1,5 600
- 130 400 1,75 700
- 504 300 2,5 750
- 35320 300 2,0 650

N = 4300 /

  • .

a = 0,1 - .

N = 0,1 N =0,1*4300 = 430 /

z = 0,5 - .

P = 668.36 / - .

g =0.9 - .

e = 1 - .

2.

  • .

a = 1.61 .

c = 1,305 .

x= 0,5+0,005v - ( ).

y= 0,35+0,005v - ( ).

v -

a = 1.61

c= 1,305

v = 100 /

x= 0,5+0,005100 = 1

y= 0,35+0,005100 = 0,85

= (1,61+1,305)/2 + 1 + 0,85 = 3,308

a =2.5

c = 1.79

v = 60 /

x = 0,5+0,00560 = 0.8

y= 0,35+0,00560 = 0,65

= (2.5+1.79)/2 + 0.8 +0,65 =3,75

imax = D - f

D - , , ;

f - , 堠

f = f0 (1 + 0.01 (v -50) )

f0 = 0.015- 50 /, , .

v- /.

v D f

imax

2101 100 0.07 0.0225

47.5 0/00

- 24 100 0.08 0.0225

57.5 0/00

- 53 60 0.07 0.0165

53.5 0/00

- 130 60 0.04 0.0165

23.5 0/00

- 504 50 0.05 0.015

35 0/00

- 35320 70 0.04 0.018

22 0/00

22 0/00 , , , 22 0/00 .

  • .

.

v - ( )

m = 0.12 - .

i = 0.02 - .

R = 784,4

, , i = 0.04, m = 0.15

R = 414,4 .

v - ( ).

I - ( 0.5 / )

R - .

:

Ln = 100³ / (47x0.5x1500) = 28.37.

:

Ln = 100³ / (47x0.5x500) = 85,11.

.

T = 1,5

= 1,3 , ;

j1 = 0.50 ;

l = 5

  • .

S1 .

d =1,2

  • .

.

a =2 -

h = 0,75

.

, . E, j C , , .

.

46-83.

  • 6,7:

W=0.60 .

:

Wp = W (1 + gt)

g - 0,1.

t , 蠠

K = 0,95 Þ t = 1,71

  • 10:

E = 56

j = 36 .

C = 0,014

Wp = 0,7026

.

h min = Dh + h..   = 2,4 + 0,65 1,5 = 1,55

Dh ..

.

Dh .

h .

h min = h +Dh = 0.55 + 0.6 = 1.15.

1,55.

.

:

F .

F = (B + mH) H

B

H

L

b -

h..

, (1 2) > 1.

b h.. L :

  • -
  • +

.


 
2012 , , .