,,,
- 1
:
2009
.
I1 = I11 - J2
I2 = I33 - I11
I3 = I22 - I11
I4 = I22
I5 = I33 I22
I6 = I33
EJk2 = J2 ∙ R1 = -2 ∙ 90 = -180
(1)
, :
R11 = R1 + R2 + R3 =90+80+80 = 250
R22 = R3 + R4 + R5 =80+30+50 = 160
R33 = R2 + R5 + R6 =80+40+50 = 170
R12 = R21 = - R3 = -80
R23 = R32 = - R2 = -50
R13 = R31 = - R5 = -80
... :
E11 = E1+EJk2 = -230
E22 = 0
E33 = E6 = 400 B
C ...:
Gauss, I11, I22, I33. .
I11 = 0,3035
I22 = 1,026
I33 = 2,7976
I1 = I11 - J2 = 0,3035+2 = 2,3035
I2 = I33 - I11 =2,7976-0,3035 = 2,4941
I3 = I22 - I11 =1,026-0,3035 = 0,7225
I4 = I22 =1,026
I5 = I33 I22 =2,7976-1,026 = 1,7716
I6 = I33 =2,7976
j4 = 0
(2)
J22 = - 10
J33 = 0
, , Gauss .
j1 = -257.3955 j2 = -288.1563 j3 = -199.5682
1
1
I1 |
I2 |
I3 |
I4 |
I5 |
I6 |
|
2,3035 | 2,4941 | 0,7225 | 1,026 | 1,7716 | 2,7976 | |
2,3044 | 2,4946 | 0,7228 | 1,0253 | 1,7717 | 2,7961 |
. ~ . .
I1
1-4
M:
(3)
, , Gauss .
g11 g12 g13 E11
g21 g22 g23 E22
g31 g32 g33 E33
j1 = -369.2439 j2 = -350.7677 j3 = -258.4645
= - j1
Uxx = - 1 = 319.2439
.
, 1.5
4-1-1-2-4-4.
j1 = -257.3955
j1 = j4 I1 R1 = -207.3
j2 = -288.1563
j4 = j2 I6 R6 = - 400
- 1
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