(), :
= 2 + 2 = 2 ∙ 4,495 + 2 ∙ 3,75 = 16,49,
, , .
. 5:
5
2.05.02-85 | |||
, | 3,75 | 4,495 | 4,495 |
, | 7,5 | 8,99 | 8,99 |
, | 3,75 | 3,75 | 3,75 |
, | 0,75 | 0,75 | 0,75 |
, | - | - | - |
, | 16,49 | 16,49 |
:
R = V²/127 ( - inon) = 120²/ 127 (0.15 - 0.025) = 907,372
= 0.15
inon inon = 0.015.0.025
:
1.
2.
S1 = (V/3.6) + (K *V²/254(α+i)) + l0 =
= (120/3.6) + (1.7*120²/254*0.5) + 10 = 236,1
50:
S0 = (V/1.8) + (K *V²*α/127(α2 i2)) + l0 =
= (120/1.8) + (1.7*120²*0.5/127(0.52 0.052)) + 10 = 389,436
i = 50/1000 = 0.05 .. = 50
:
R = S12/2h1 = 236,12/2*1.2 = 23226,33
h1 = 1.2
R = S02/8d = 389,432/8*1.2 = 15797,47
2 .
, :
R = S12/2*(h +S1 *tg (α /2)) = 389,43²/2*(1.65 + 389,43*0.017) = 627119,92
h = 1.65
α = 20
R = V²/13*a = 120²/13*0.5 = 2215,38
, 0.5 0.7 /2
III.
3.1. : , , ,
1. α1=12 2. α2=20
=907,372*tg(12/2)=95. =907,372*tg(20/2)=159,99
=907,372*((1/(cos 12/2))-1)=4,999. =907,372*((1/(cos 20/2))-1)=13,99
=(3,14*907,372*12)/180=189,94. =(3,14*907,372*20)/180=316,57
=2*95-189,94=0,06. =2*159,99-189,94=130,04
0() | 142,3 | |
142,5 | ||
144,5 | ||
145,7 | ||
150,3 | ||
148,9 | ||
148,1 | ||
1(7+35) | 149,5 | 148,4 |
152,5 | ||
149,8 | ||
1(9+20) | 149,7 | |
149,4 | ||
148,9 | ||
149,9 | ||
2(16+50) | ||
150,7 | ||
151,7 | ||
2(19+65) | 154,9 | |
154,9 | 152,5 | |
152,5 | 153,5 | |
152,5 | 154,5 | |
153,5 | ||
157,5 | ||
158,8 | ||
158,1 | ||
158,7 | ||
160,5 | 159,5 | |
160,5 | 160,5 | |
160,2 | ||
157,3 | ||
158,8 | ||
159,7 | 159,7 | |
151,1 | 161,2 | |
162,7 | 162,7 | |
36() | 164,5 | 164,5 |
|
|
.
, 1, 2, 3 4 , , , , , .
, :
, A | 85 | 12 | 160 | 103 |
, r | 85 | 12 | 20 | 77 |
C |
I : r=A
II : r=180-A
III : r=A-180
IV : r=360-A
:
=360
IV. .
. 21.170197 [5; ].
, .
.
-69,67 | -139,35 | 17,41 | |
-116,13 | -232,26 | -0,290 |
438,83 | 8779,67 | 15,36 |
;