. , , ,

,,,

- 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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. , :