Buckling analysis of RoundTubeBeBeamPipeRinged





  1. Introduction
  2. Description
  3. File Information
  4. Materials
  5. Load & Restraint Information
  6. Study Property
  7. Displacement Results
  8. Deformation Results
  9. Mode List
  10. Appendix



1. Introduction



Round Cylinder buckling


2. Description



Round cylinder with end rings
One end fixed other end constrained in x and y but not z



3. File Information



Model name: RoundTubeBeBeamPipeRinged
Model location: C:\Documents and Settings\Howard Wieman\My Documents\aps project\mechanical\beam pipe\RoundTubeBeBeamPipe-NoRingRound COSMOS check\RoundTubeBeBeamPipeRinged.SLDPRT
Results location: C:\temp
Study name: CylinderRinged




4. Materials



No. Shell Name Material Thickness
1 Shell-1 beryilliumCosmosChPois 4 mm
2 Shell-2 beryilliumCosmosChPois 0.5 mm



5. Load & Restraint Information



Restraint
Restraint-1 <> on 1 Edge(s) fixed.
Description:
Restraint-2 <> on 1 Edge(s) with respect to reference geometry Front with displacement 0 mm along plane Dir 1 displacement 0 mm along plane Dir 2
Description:


Load
Pressure-1 <> on 3 Face(s) with Pressure 15 psi along direction normal to selected face
Description:




6. Study Property



Mesh Information
Mesh Type: Shell mesh using surfaces
Mesher Used: Standard
Automatic Transition: Off
Smooth Surface: On
Jacobian Check: 4 Points
Element Size: 5.727 mm
Tolerance: 0.28635 mm
Quality: High
Number of elements: 2272
Number of nodes: 4576



Solver Information
Quality: High
Solver Type: Direct sparse solver
Number of Buckling Modes: 3








7. Displacement Results



Name Type Min Location Max Location
Plot1 URES: Resultant displacement
0 mm
Node: 10
(14.5 mm,
0 mm,
400 mm)
2.81333 mm
Node: 2753
(11.6 mm,
8.7 mm,
182.957 mm)
Plot2 URES: Resultant displacement
0 mm
Node: 10
(14.5 mm,
0 mm,
400 mm)
2.81677 mm
Node: 2748
(3.56923 mm,
14.0538 mm,
182.957 mm)
Plot3 URES: Resultant displacement
0 mm
Node: 10
(14.5 mm,
0 mm,
400 mm)
2.72439 mm
Node: 2030
(9.53425 mm,
-10.9247 mm,
273.855 mm)



RoundTubeBeBeamPipeRinged-CylinderRinged-Displacement-Plot1
JPEG
VIEW



RoundTubeBeBeamPipeRinged-CylinderRinged-Displacement-Plot2
JPEG
VIEW



RoundTubeBeBeamPipeRinged-CylinderRinged-Displacement-Plot3
JPEG
VIEW



8. Deformation Results



9. Mode List



Mode List
Mode Number Load Factor
1 43.344
2 43.48
3 55.553






10. Appendix



Material name: beryilliumCosmosChPois
Description:
Material Source: Library files
Material Library Name: hwmaterials
Material Model Type: Linear Elastic Isotropic
Unit system: English (IPS)

Property Name Value
Elastic modulus 4.3954e+007 psi
Poisson's ratio 0.032
Shear modulus 1.9583e+007 psi
Mass density 0.066836 lb/in^3
Tensile strength 53673 psi
Yield strength 34815 psi
Thermal expansion coefficient 6.1111e-006 /Fahrenheit
Thermal conductivity 0.0026758 BTU/(in.s.F)
Specific heat 0.43598 Btu/(lb.F)