1. . 1.1 .
r0 - ; -
;
β =2;
2. . kk k- . ik (i k) k- , i - ,
ik i k.
, /
, /
h = hk - 2f/3; f - .
11= 22= 33=0,018∙Ln∙ ;
11= 22= 33= ;
12= 13=0,018∙Ln∙ ;
12= 21= 13= 31=
23=0,018∙Ln∙ ;
23=
3. .
:
4. (1.4) t, U1, 1 U, 2 3 - 0,5U. , 1 , 2 = 3.
5. .
6. (1.7), n - .
;
7. .1.1 (1.8)
:
8. , , /, D0 = d; r k .1.1, max, (1.9) 7%.
9. (1.10)
, /,
m - 0,6 0,85; = 1,013; r - .
10. max , . , , . . . , , . , .
2.
|
|
. (U, x/ 1) U0. n , l ( , ). , :
(2.1)
, (2.2)
k - ; (2.1) k - ; (2.2) (2k - 1) - .
.
1. .2.1.
(2.3)
2. , x/ l = 0;
0,25; 0,5; 0,75; 1,0
(2.4)
3. x/l.
4. k, U1 x/l , ( ), ; ( ), - . .
(2.5)
10% , 2-5 , 2-3 ..2.4.
5. Umax
(2.6)
6. , , .
2.1
U0, | n, | , | , | ||
. . | |||||
. . | |||||
. . | |||||
. . | |||||
. . | |||||
. . | |||||
. . | |||||
. . | |||||
. . | |||||
. . |
2.
. (U, x/1) U0 =250. n =25 , =25 =900 l ( , ). , :
|
|
,
.
1. .2.1.
2. , x/ l = 0;0,25; 0,5; 0,75; 1,0
3. x/l.
4. k, U1 x/l , ( ), ; ( ), - . .
, :
5. Umax
6. , . 1,5-1,8 . (1,2-1,3)∙U0. , , .
:
- .
- .
- .
- .
1. ./ .., .., .. .// . ... - .: .1976, .265-262.
2. .., .., .. ./ . .. . - .: .1986,.337-347.
3. .. . - .: ,1968. - 468 .