(1952 .) .
.
,
. ,
. .
,
(
) :
Q = √2*V*c/r,
V ;
;
r -
.
7.1.
5 .
6% .
3 . .
Q = √2*5 000 000*3 000/0,06 = √500 000 000 000 = 700 000 . = 0,7 .
0,7 . 5
., , 2 ? ,
.
.
, . ,
,
,
, .
-
. , -,
,
( , ), -,
.
:
R = 3√3*c*σ2/4*r,
;
σ ;
r -
, % .
, ,
.
7.1.
.
0,5% .
3 . .
(Qmin) 50 . .
-
.
|
|
7.1 | ||||
, .. | , .. | , (..)^2 | ||
-50 | ||||
-70 | ||||
-40 | ||||
-70 | ||||
-10 | ||||
- |
R = 3√3*c*σ2/4*r,
;
σ ;
r - , % . , , .
R = 3√(3*3*2417)/(4*(0,5*100)) = 102,84 . . = 103 . .
=50+103=153 ..
, , , , :
Q = Qmin + R/3
Q = 50 + 103/3 = 84 .
: 50 153 . . 84 . . 153 . ., 84 . . 50 . ., , 84 . .
11.
,
, .
.
.
(. 11.1)
.
11.1 | ||
, | ||
, | ||
, | ||
, | ||
4.1 | 25% | 0 ( ) |
4.2 | 50% | |
4.3 | 25% | |
, . . | ||
( ), . | ||
, | ||
|
|
11.2 | |||||
,. . | 1*5*8/360 | ||||
(8+(7-8)/2)/7 | 3,6 | ||||
, .. | 2*5*7*10/360 | ||||
, .. | 3*5*7/360 | ||||
5.1 | ,45 , .. | (4,2*8*6/360)*1,18 | 265,5 | 13.1 | |
5.2 | ,90 , .. | (4,3*5*6/360)*1,18 | 13.2 | ||
, . . | 9+11+12+13,1+13,2 | ||||
7.1 | , 45 , .. | (4,2*5*8/360)*1,18 | 15.1 | ||
7.2 | , 90 , .. | (4.3*5*8/360)*1,18 | 15.2 | ||
, .. | 15.1+15.2 | ||||
, . . | 14-16 |
: 10 823 . .