3 D Truss Class Prob

T31. txt
3-D TRUSS PROBLEM PAGE 104 LOGAN 5TH
4 3 13

1
2
3
4
1
2
3

0
1
1
1
1
1
1

1
1
1
1
2
3
4

0 72. O. O. O. O. -1000.
1 O. 36. O. O. o. O.
1 O. 36. 72. O. O. O.
1 O. O. -48. O. O. O.
. 302 1. 2E6
.729 1. 2E6
.187 1.2E6

A(t)
A(2)
N3)

0.302 in 2
0.729 in 2
= 0.187 in 1

t!'= 1';;{)\'D~p:5£ z /

Roller preventing y displacement

(72. 0, 0)

1000 lb

Figure 3-19 Space truss

Page 1

\

3-D TRUSS PROBLEM PAGE 104 LOGAN 5TH

OUTPUT. TXT

3-D TRUSS ANALYSIS
#NODES

#ELEMENTS

4

3

NODE#

o

1

1
1
1

2
3
4

EL#
1
2
3

I FIX
1
1
1
1

XCORD
0.7200E+02
1 O.OOOOE+OO
1 O.OOOOE+OO
1 O.OOOOE+OO

o

NODES
AREA
1 2 0.30200E+00
1 3 0.72900E+00
1 4 0.18700E+00

YCORD
ZCORD
O.OOOOE+OO O.OOOOE+OO
0.3600E+02 O.OOOOE+OO
0.3600E+02 0.7200E+02
O.OOOOE+OO -0.4800E+02

X-FORCE
O.OOOOE+OO
O.OOOOE+OO
O.OOOOE+OO
O.OOOOE+OO

V-FORCE
Z-FORCE

O.OOOOE+OO -0.1000E+04

O.OOOOE+OO O.OOOOE+OO

O.OOOOE+OO O.OOOOE+OO

O.OOOOE+OO O.OOOOE+OO

MODULUS
0.12000E+07
0.12000E+07
0.12000E+07

/"

FINITE ELEMENT SOLUTION
FZ
NODE
DX
DY
DZ
FX
FY
1
-0.7111E-01 O.OOOOE+OO -0.2662E+00 -0.2200E-04 -0.2232E+03 -0.1000E+04
2
O.OOOOE+OO O.OOOOE+OO O.OOOOE+OO 0.2561E+03 -0. 1281E+03 O.OOOOE+OO
3
O.OOOOE+OO O.OOOOE+OO O.OOOOE+OO -0.7024E+03 0.3512E+03 0.7024E+03
4
O.OOOOE+OO O.OOOOE+OO O.OOOOE+OO 0.4463E+03 O.OOOOE+OO 0.2976E+03
ELEMENTS
EL#
1
2
3

NODES
1
2
1
3
1
4

FX
-0. 2561E+03
0.7024E+03
-0.4463E+03

FY
0.1281E+03
-0. 3512E+03
O.OOOOE+OO

ELEMENTS
EL#
1
2
3

NODES
1
2
1
3
1
4

FORCE
-0.2864E+03
0.1054E+04
-0. 5364E+03

STRESS

-0.9482E+03

0.1445E+04

-0.2869E+04

FZ
O.OOOOE+OO
-0.7024E+03
-0.2976E+03

FX
0.2561E+03
-0.7024E+03
0.4463E+03

page 1

FY
-0. 1281E+03
0.3512E+03
O.OOOOE+OO

FZ

O.OOOOE+OO

0.7024E+03

0.2976E+03