-4,05
-2,34
-1,395
-1,0
-0,849
-3,51
2217 . :
4,05 * 4,5 = 18,2
2,34 * 4,5 = 10,5
1,395 * 4,5 = 6,3
1,0 * 4,5 = 4,5
0,849 * 4,5 = 3,8
/ :
- ,
-
:
-
-
:
, - 4840
, - 2075
, - 2100
, - 2760
, - 1700
, - 1700
- 225/75 R16
, - 2370
, - 1000
, - 64
, - 18
, :
= 900
= 5000
1000 (20% 5000)
2000 (40% 5000)
3000 (60% 5000)
4000 (80% 5000)
D - , -, .
:
D = (P - Pw)/G
P - Pw , , . G . (P - Pw)/G , .
.
Pk = ( * i * n)/r
- (204 )
i - (18,2; 10,5; 6,3; 4,5; 3,8)
n - (0,90)
r -
(16 = 0,4064, = 75 = 0,075.
, = 0,4814)
Pw = kw * ρ * F * V2
kw - (0,1)
ρ - (1,29)
F - (0,775HB = 0.775*1.7*2.1 =)
V -
Pk1 = 6941
Pk2 = 4005
Pk3 = 2403
Pk4 = 1716
Pk5 = 1449
= ( ./ i) * r.
1 | 2 | 3 | 4 | 5 | |
1000 / | 5.8 (1.6/) | 10 (2,8/) | 17 (4,8/) | 23 (6,4/) | 28 (7,8/) |
5000 / | 29 (8,1/) | 51 (14,2/) | 83 (23,1/) | 115 (32/) | 136 (38/) |
|
|
, 2500 3 (i=1.395). , = 52 / = 14,4 /
Pw = 0,15 * 1,3 * 2,8 * 1,62 = 1,4
Pw = 0,15 * 1,3 * 2,8 * 8,12 = 36
Pw = 0,15 * 1,3 * 2,8 * 2,82 = 4,3
Pw = 0,15 * 1,3 * 2,8 * 14,22 = 110
Pw = 0,15 * 1,3 * 2,8 * 4,82 = 12,6
Pw = 0,15 * 1,3 * 2,8 * 23,12 = 291
Pw = 0,15 * 1,3 * 2,8 * 6,42 = 22,4
Pw = 0,15 * 1,3 * 2,8 * 322 = 600
Pw = 0,15 * 1,3 * 2,8 * 7,82 = 33
Pw = 0,15 * 1,3 * 2,8 * 382 = 785
D = (6941-1.4)/23700=0.29281
D = (6941-36)/23700=0.2913
D = (4005-4.3)/23700=0.1688
D = (4005-110)/23700=0.1643
D = (2403-12.6)/23700=0.10086
D = (2403-291)/23700=0.0891
D = (1716-22.4)/23700=0.07
D = (1716-600)/23700=0.047
D = (1449-33)/23700=0.0597
D = (1449-785)/23700=0.02801
.
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-
= /
2844/2370 = 1,2
3081/2370 = 1,3
3318/2370 = 1,4
3555/2370 = 1,5
4029/2370 = 1,7
4740/2370 = 2
, . ( (2370)+ (1000) = 3370
,
:
j - ;
t - V0 V;
S - ;
, , . , .
j = g(D - ѱ)/ δ
ѱ = f+i
i=D-f
f = 0.015 -
, :
D - ѱ, .
δ, , .
δ .
, , D - ѱ.
|
|
.
D - ѱ .
δ -
δ = 1 + g(J * i2 * n + ΣJ)/G * r2
J -
J = 1,1...1,2J
J - . 0.228. 7,5 .
J - . 18 .
G -
r -
J = 1,1...1,2J
J = m*r2/4 = 7.5 * 0,1142 /4 = 0,24 /2
J = 1,15 * 0,24 = 0,276 /2
ΣJ = 4*1/2*mr2 = 4*1/2*18*0,48142 = 8,34 /2
:
J = 0,276 /2
J = 0,24 /2
J = 2,0875 /2
a. i=18.2: 5492
δ = 1 + 10(0,276*18.22*0,90 + 8,34)/23700*0,48142 = 1.17
b. i=10.5:
δ = 1 + 10(0,276*10.52*0,90 + 8,34)/23700*0,48142 = 1.065
c. i=6.3:
δ = 1 + 10(0,276*6.32*0,90 + 8,34)/23700*0,48142 = 1.033
d. i=4.5:
δ = 1 + 10(0,276*4.52*0,90 + 8,34)/23700*0,48142 = 1.024
e. i=3.8:
δ = 1 + 10(0,276*3.82*0,90 + 8,34)/23700*0,48142 = 1.022
,
a. D - ѱ = 0,29:
j = g(D - ѱ)/ δ = 10*0,29/1,17 = 2,48
b. D - ѱ = 0,16:
j = g(D - ѱ)/ δ = 10*0,16/1,065 = 1,51
c. D - ѱ = 0,10:
j = g(D - ѱ)/ δ = 10*0,10/1,033 = 0,97
d. D - ѱ = 0,007:
j = g(D - ѱ)/ δ = 10*0,07/1,024 = 0,68
e. D - ѱ = 0,006:
j = g(D - ѱ)/ δ = 10*0,006/1,022 = 0,59
j = 0,5 (j1 + j2) = 0,5 (2,48 + 1,15) = 1,82
dt , dV.
, .
, .
.
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15.3 - 14.2 = 1.1 | 1,1/0,04 = 27,5 |
1,13 - 1,09 = 0.04 | |
16.4 - 15.3 = 1.1 | 1,1/0,02 = 55 |
1,15 - 1,13 = 0.02 | |
17.5 - 16.4 = 1.1 | 1,1/0,01 = 110 |
1.151 - 1,15 = 0.01 | |
18.6 - 17.5 = 1.1 | 1,1/0,01 = 110 |
1,15 - 1,14 = 0.01 | |
19.7-18.6 = 1.1 | 1,1/0,02 = 55 |
1,15 - 1,13 = 0,02 | |
20.8 - 19.7 = 1.1 | 1,1/0,02 = 55 |
1,13 - 1,11 = 0.02 | |
21.9 - 20.8 = 1.1 | 1,1/0,04 = 27,5 |
1,11 - 1,07 = 0.04 | |
22.0 - 21.9 = 1.1 | 1,1/0,03 = 37 |
1,07 - 1,04 = 0,03 | |
23.1 - 22.0 = 1,1 | 1,1/0,007 = 16 |
1,04 - 0.97 = 0,07 |
27,5+55+110+110+55+55+27,5+37+16
V = 0,5(V1 + V2) = 0.5 (14.2+15.3) = 14.75
14,75 * 27,5 = 405
14,75 * 55 = 811
14,75 * 110 = 1623
14,75 * 110 = 162
14,75 * 55 = 811
14,75 * 55 = 811
14,75 * 27,5 = 405
14,75 * 37 = 546
14,75 * 16 = 236
405+811+1623+162+811+811+405+546+236 = 5664