- , - . . , . , . , , , , , , , . , , . . .
() , : , , , , , , , .
, , . 0,01. , - , . ; , ( ) .
.
. - 30% ; . .
, , . , , .
: , , , , , - . . . , , , , , , .
|
|
, , , : - 85%, - 75%, - 10% . .
, . , .
.
2
:
n = V / (3.1415∙D) = 1.33 / (3.1415∙0.42) = 1.00801103507 (/) = 60.5 /;
T = Ft ∙ D / 2 = 12000 ∙ 0.42 / 2= 2520 ∙.
() ( ) :
P = T ∙ n ∙ 2π = 2520 ∙ 60.5 ∙ 2 ∙ 3.1415 / (60 ∙ 1000) = 16 .
[1, . 5]
P. = P/η,
η = η1 η2 η3...
η1, η2, η3... - , . 1.1 (1, . 6).
η = ηηηη;
η - ; η - ; η - .
. 1.1: η = 0.97; η = 0.95; η = 0.98;
η = 0.97∙0.95∙0.98= 0.89;
P. = 16 / 0.89 = 17.98 ;
, n. .
n. = n ∙ U ∙ U = 60.5 ∙ 4 ∙ 2 = 484 -1;
U - ; U - .
. 24.9 [1, . 417] 180M6: P = 18.5 ; n = 980 -1.
Tmax/T = 2.4.
1- | n1= n.= 980 ./. | w1= w.= 99,43 /c. |
:
P1= P.xh.=
17.98 x10 3x0,99 = 17.8
:
T1= P1/ w1= (17.8 x10 3) / 99,43 = 1790.2 x
24.7(. /) 180M6, 980 /, P.=18.5 . n.= 950 /.
|
|
0.98 | ||
0.95 |
,
, / | , / | , x | |
1- | 99,43 | 1790.2 |
3
3.1
- : : 45
:
: HB 230
- : : 45
:
: HB 210
(. 13[2]), :
[s]H= 320
Aw=177.43
Aw=180
m=110
45
Z1=4
Z2=16
m=1.5*180/16=16.875
m-=16
q=0.26*16=4.16
q=6.3
x=0.1
u=4
aw=180
d1=100.8
dw1=104
da1=132.8
df1=62.4
y=0.565
b1=156.8
b1=155
d2=256
da2=291.2
da2<307.2
df2=220.8
sin=0.61099
2=143
3.2
n=0.795
=83.0177
K=1
V=3
f=77.7
zv2=20
Yf2=1,98
,
aw | |||||||
m | : | ||||||
: | d1 d2 | 100.8 | |||||
b1 b2 | |||||||
: | : | ||||||
z1 z2 | da1 da2 | 132.8 291.2 | |||||
: | |||||||
df1 df2 | 62.4 220.8 | ||||||
sH, H/2 | 83.0177 | - | |||||
, H/2 | sF | 77.7 | - | ||||
HRC1 | s | [s]H | [s]F | |||
HRC2 | H/2 | |||||
40 | 787,5 | 294,118 | ||||
40 | 294,118 |
,
aw | b, | ||||||
m | : | ||||||
: | d1 d2 | ||||||
b1 b2 | |||||||
: | : | ||||||
z1 z2 | da1 da2 | ||||||
: | |||||||
df1 df2 | 58,5 186,5 | ||||||
sH, H/2 | 682,849 | - | |||||
, H/2 | sF1 | 294,118 | 286,211 | - | |||
sF2 | 294,118 | 283,918 | - | ||||
. , .
. , 80-100 , . , . ; , . , , . , . ( ) . . , . , .
|
|
, : , , .
, , , , , .
, , , , .
, , , , .
, .
.
.
, .
.
, .
1. .., .., .., .., .. ' ': . .:, 1988 ., 416.
2. .., .. ' ', .: '', 2003 ., 496 c.
3. .. ' ': , . 2- . . - : ' ', 2004 ., 454 c.: ., . - ..
4. .., .., .. ' ', .: , 1983., 384 c.
5. .., .., .. ' : .' .: , 1983 ., 575 c.
6. .., ' '. 4- . .: , 1986 ., 360 .
7. : / . ... .: , 1979 ., 367 .
8. .., .. . .: - , 1975 ., 542 .
9. .., .., .. ' ', 3- . - : , 1986 ., 402 c.
10. .., .., ' ' 3- . .: , 1984 ., 310 c.
11. '- ': . .: - , 1978 ., 311 c.
12. .. ' '. M.: , 1983 ., 588 c.
|
|
13. ' ': - / . .. .. . .: , 1984 ., 280 .
14. ' ' / . .. , 5- . .: , 1984 ., 558 c.