. . ( 30 ) .
: Q=36002υρ
Q=3600Fυρ
Q , /; υ=0,13 / , /; ρ=1 /3 ( 30%); F = Bhk1 + 0,25B2tg(0,6φ)
F = 1,20,120,65 + 0,251,22 tg(0,635) = 0,231 2
Q = 36000,2310,131= 108,1 /.
Q > Q
1200 3000.
. :
Q=3102υρ
= 0,2
400 , - d<150 [.8.15] 1,25 /. :
Q=3100,421,251= 62 /.
-116 120
: Q=36002υρ
Q=3600Fυρ
Q , /; υ , /; ρ=1/3 ( 30%)
F = Bhk1 + 0,25B2tg(0,6φ) = 1,20,120,65 + 0,251,22 tg(0,635) = 0,231 2
Q = 3600 0,1310,231 = 97,3 /.
Q > Q
1200 3000.
. :
Q=3102υρ
. |
. |
57 |
270100.105 |
400 . :
Q=3100,421,251= 55,8 /.
-116 120
: Q=36002υρ
Q=3600Fυρ
Q , /; υ , /; ρ=1,35 /3
F = Bhk1 + 0,25B2tg(0,6φ) = 1,20,120,65 + 0,251,22 tg(0,635) = 0,231
Q = 3600 0,131,350,231 =145,9 /.
Q > Q
1200 3000.
. :
Q=3102υρ
. |
. |
58 |
270100.105 |
400 . :
Q=3100,421,251,35= 83,7 /.
, .
500 0: Q=23,64 /
|
|
ρ=0,95∙1,6+0,05∙1,35=1,6 /3,
1,35 /3 ; 1,6 /3 .
: Q=310∙2∙ υ ∙ρ
, ; υ , /; ρ , /3.
1,25 /, [.8.15].
: =0,2 .
400 . :
Q=310∙0,42∙1,25∙1,59=98,6 /
400 5: Q=53,35 /
ρ=0,9∙1,6+0,05∙1,35+0,05∙1=1,56 /3
: =0,3
400 . :
Q=310∙0,42∙1,25∙1,56=96,7 /
400 30: Q=33,37 /
ρ=0,65∙1,6+0,05∙1,35+0,3∙1=1,41 /3
: =0,25
400 . :
Q=310∙0,42∙1,25∙1,41=87,4 /
300 35: Q=37,23 /
ρ=0,6∙1,6+0,05∙1,35+0,35∙1=1,38 /3
. |
. |
270100.105 |
400 . :
Q=310∙0,42∙1,25∙1,38=85,6 /
. .
500 0: 5%, 95%, Q=23,64 /
=0,05∙23,64 =1,182 / -6,3
=0,95∙23,64 =22,458 / -25
400 5: 5%, 5%, 90%, Q= 53,35 /
=0,05∙53,35 =2,67 / -6,3
=0,05∙53,35 =2,67 / -6,3
=0,9∙53,35 =48,015 / -63
400 30: 5%, 30%, 65%, Q=33,37 /
=0,05∙33,37 =1,67 / -6,3
=0,3∙33,37 =10,011 / -16
=0,65∙33,37 =21,69 / -25
300 35: 5%, 35%, 60%, Q=37,23 /
=0,05∙37,23 =1,86 / -6,3
=0,35∙37,23 =13,03 / -16
=0,6∙37,23 =22,34 / -25
-6,3
-6,3 -16
-25 -63
2,6×13 .
: , . 60-85 . , ( ) . .
:
. |
. |
270100.105 |
i0 , ; , ; υ , /; ψ . , ψ=0,8 [.8.17]; υ=1,28-1,8 /, υ=1,8 / ( ) [.8.17]; ρ=1,45 /3 ; i0=1,3 [.8.16]; =400 .
|
|
Q=3,6∙ ∙1,8∙1,45∙0,8=24,43 /
[.7.33];
53,35 /. 95 /, 6,8 , 8,18 .
:
Q=3240∙∙h0∙υ∙ρ, /
, ; h0=0,05÷0,10 , ; υ=0,70÷2,00 / ; ρ , /3. h0=0,07 , υ=0,75 /.
:
= 0,014
100 . :
Q=3240∙0,1∙0,07∙0,75∙1,45=24,66 /