( , , )
:
. 3/11-2 ..
:
. .
2013
:
1. 充.....1
2. .....2
3. .......4-5
4. ......6-7
5. ....... 8
6. 充...8
7. .....9
, , . :
( ) , . , .
. . .
- . , , . , - . ().
.
7
1. ( ).
: (G) = 500, α = 28º, , h = 2, h=L, n=4. 4- , [3](. 53) I [1](.284).
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1. 4-
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:
m , k 0,75.
: Q = Gg = 500∙9,8 / 1000 = 4,9
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R = k3S,
k3 = 6 (. .4.1 [3]).
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k3S ≤ R
: R ( I [1] (.283) - , .)
- ( ) 6×19(1+9+9)+1 .. ( 3077-80) :
- , ͅ.......53,7;
- , ...........1568;
- , ...........10,5;
- 1000 , .............387,5.
, . , .. .
:
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: b =0,8L = 0,8*2=1,6.
: b .
, a × b = 150 ×250 . E = 6,0. ѻ. , m = 0.13. z [2], z = 1,1. k k = 1,5.
, [2], :
. 9.2 [2] (.70), -45 -700, E = 6,0, h=10. 30, 2β = 2β =100̊.
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k 1,5;
S , 2.
P , . -45 -700 .12.11 [3] (.263) P = 700 .
63.
:
Imax , . . 9.2 [2] (.70), Imax = 30 000 .
Ɵ :
, -45 -700 =38000 .
.1.
: 1 . 15 , 16, 17 . 63 .
.1
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:
- 500 - 6×19(1+9+9)+1 .. ( 3077-80) :
- , ͅ.......53,7;
- , ...........1568;
- , ...........10,5;
- 1000 , .............387,5.
- 2,15 .
-45 -700 :
- - 63 .
- - 10
- - 55̊
- 4 .
1. , .. . []/ .. , .. . .: , 1987. 320 .
2. , .. []/ .. , .. , .. . .: . ., 1991. 272.
3. , .. ( ) []/ .. , .. , .. . .: - , 2003. 352 .