NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM
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Transcript of NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM
Project
First Saved Friday, September 30, 2016
Last Saved Friday, September 30, 2016
Product Version 16.0 Release
Save Project Before Solution No
Save Project After Solution No
Contents
Units
Model (A4) o Geometry
Solid o Coordinate Systems o Mesh o Named Selections o Static Structural (A5)
Analysis Settings Loads Solution (A6)
Solution Information Results
o Chart
Material Data o Structural Steel NL
Report Not Finalized
Not all objects described below are in a finalized state. As a result, data may be incomplete, obsolete or in error. View first state problem. To finalize this report, edit objects as needed and solve the analyses.
Units
TABLE 1
Unit System Metric (mm, kg, N, s, mV, mA) Degrees rad/s Celsius
Angle Degrees
Rotational Velocity rad/s
Temperature Celsius
Model (A4)
Geometry
TABLE 2 Model (A4) > Geometry
Object Name Geometry
State Fully Defined
Definition
Source F:\Students project\Ansys\I beam_files\dp0\SYS\DM\SYS.agdb
Type DesignModeler
Length Unit Meters
Element Control Program Controlled
Display Style Body Color
Bounding Box
Length X 103. mm
Length Y 106. mm
Length Z 500. mm
Properties
Volume 1.2452e+006 mm³
Mass 9.775 kg
Scale Factor Value 1.
Statistics
Bodies 1
Active Bodies 1
Nodes 68091
Elements 12200
Mesh Metric None
Basic Geometry Options
Parameters Yes
Parameter Key DS
Attributes No
Named Selections No
Material Properties No
Advanced Geometry Options
Use Associativity Yes
Coordinate Systems No
Reader Mode Saves Updated File No
Use Instances Yes
Smart CAD Update No
Compare Parts On Update No
Attach File Via Temp File Yes
Temporary Directory C:\Users\Vishnu Rajarangan\AppData\Local\Temp
Analysis Type 3-D
Decompose Disjoint Geometry Yes
Enclosure and Symmetry Processing Yes
TABLE 3 Model (A4) > Geometry > Parts
Object Name Solid
State Meshed
Graphics Properties
Visible Yes
Transparency 1
Definition
Suppressed No
Stiffness Behavior Flexible
Coordinate System Default Coordinate System
Reference Temperature By Environment
Material
Assignment Structural Steel NL
Nonlinear Effects Yes
Thermal Strain Effects Yes
Bounding Box
Length X 103. mm
Length Y 106. mm
Length Z 500. mm
Properties
Volume 1.2452e+006 mm³
Mass 9.775 kg
Centroid X 3.4295e-015 mm
Centroid Y 53. mm
Centroid Z 250. mm
Moment of Inertia Ip1 2.2246e+005 kg·mm²
Moment of Inertia Ip2 2.0995e+005 kg·mm²
Moment of Inertia Ip3 25118 kg·mm²
Statistics
Nodes 68091
Elements 12200
Mesh Metric None
Coordinate Systems
TABLE 4 Model (A4) > Coordinate Systems > Coordinate System
Object Name Global Coordinate System
State Fully Defined
Definition
Type Cartesian
Coordinate System ID 0.
Origin
Origin X 0. mm
Origin Y 0. mm
Origin Z 0. mm
Directional Vectors
X Axis Data [ 1. 0. 0. ]
Y Axis Data [ 0. 1. 0. ]
Z Axis Data [ 0. 0. 1. ]
Mesh
TABLE 5 Model (A4) > Mesh
Object Name Mesh
State Solved
Display
Display Style Body Color
Defaults
Physics Preference Mechanical
Relevance 0
Sizing
Use Advanced Size Function Off
Relevance Center Coarse
Element Size 5.0 mm
Initial Size Seed Active Assembly
Smoothing Medium
Transition Fast
Span Angle Center Coarse
Minimum Edge Length 7.07110 mm
Inflation
Use Automatic Inflation None
Inflation Option Smooth Transition
Transition Ratio 0.272
Maximum Layers 5
Growth Rate 1.2
Inflation Algorithm Pre
View Advanced Options No
Patch Conforming Options
Triangle Surface Mesher Program Controlled
Patch Independent Options
Topology Checking No
Advanced
Number of CPUs for Parallel Part Meshing Program Controlled
Shape Checking Standard Mechanical
Element Midside Nodes Program Controlled
Straight Sided Elements No
Number of Retries Default (4)
Extra Retries For Assembly Yes
Rigid Body Behavior Dimensionally Reduced
Mesh Morphing Disabled
Defeaturing
Pinch Tolerance Please Define
Generate Pinch on Refresh No
Automatic Mesh Based Defeaturing On
Defeaturing Tolerance Default
Statistics
Nodes 68091
Elements 12200
Mesh Metric None
Named Selections
TABLE 6 Model (A4) > Named Selections > Named Selections
Object Name DL
State Fully Defined
Scope
Scoping Method Geometry Selection
Geometry 1 Node
Definition
Send to Solver Yes
Visible Yes
Program Controlled Inflation Exclude
Statistics
Type Manual
Total Selection 1 Node
Suppressed 0
Used by Mesh Worksheet No
Static Structural (A5)
TABLE 7 Model (A4) > Analysis
Object Name Static Structural (A5)
State Not Solved
Definition
Physics Type Structural
Analysis Type Static Structural
Solver Target Mechanical APDL
Options
Environment Temperature 22. °C
Generate Input Only No
TABLE 8 Model (A4) > Static Structural (A5) > Analysis Settings
Object Name Analysis Settings
State Fully Defined
Step Controls
Number Of Steps 2.
Current Step Number 1.
Step End Time 1. s
Auto Time Stepping On
Define By Substeps
Initial Substeps 30.
Minimum Substeps 30.
Maximum Substeps 50.
Solver Controls
Solver Type Program Controlled
Weak Springs Program Controlled
Solver Pivot Checking Program Controlled
Large Deflection On
Inertia Relief Off
Restart Controls
Generate Restart Points Program Controlled
Retain Files After Full Solve No
Nonlinear Controls
Newton-Raphson Option Program Controlled
Force Convergence Program Controlled
Moment Convergence Program Controlled
Displacement Convergence Program Controlled
Rotation Convergence Program Controlled
Line Search Program Controlled
Stabilization Off
Output Controls
Stress Yes
Strain Yes
Nodal Forces No
Contact Miscellaneous No
General Miscellaneous No
Store Results At All Time Points
Analysis Data Management
Solver Files Directory F:\Students project\Ansys\I beam_files\dp0\SYS\MECH\
Future Analysis None
Scratch Solver Files Directory
Save MAPDL db No
Delete Unneeded Files Yes
Nonlinear Solution Yes
Solver Units Active System
Solver Unit System nmm
TABLE 9 Model (A4) > Static Structural (A5) > Analysis Settings
Step-Specific "Step Controls"
Step Step End
Time Auto Time Stepping
Define By
Initial Substeps
Minimum Substeps
Maximum Substeps
1 1. s On Substeps 30. 30. 50.
2 2. s Program
Controlled
TABLE 10 Model (A4) > Static Structural (A5) > Loads
Object Name Fixed Support Pressure
State Fully Defined
Scope
Scoping Method Geometry Selection
Geometry 1 Face
Definition
Type Fixed Support Pressure
Suppressed No
Define By Normal To
Magnitude Tabular Data
Tabular Data
Independent Variable Z
Coordinate System Global Coordinate System
Graph Controls
X-Axis Time
FIGURE 1 Model (A4) > Static Structural (A5) > Pressure
TABLE 11 Model (A4) > Static Structural (A5) > Pressure
Steps Time [s] Scale
1 0. 0.
1. 1.
2 2. 0.
Solution (A6)
TABLE 12 Model (A4) > Static Structural (A5) > Solution
Object Name Solution (A6)
State Obsolete
Adaptive Mesh Refinement
Max Refinement Loops 1.
Refinement Depth 2.
Information
Status Solve Required
Post Processing
Calculate Beam Section Results No
TABLE 13 Model (A4) > Static Structural (A5) > Solution (A6) > Solution Information
Object Name Solution Information
State Obsolete
Solution Information
Solution Output Force Convergence
Newton-Raphson Residuals 0
Update Interval 2.5 s
Display Points All
FE Connection Visibility
Activate Visibility Yes
Display All FE Connectors
Draw Connections Attached To All Nodes
Line Color Connection Type
Visible on Results No
Line Thickness Single
Display Type Lines
FIGURE 2 Model (A4) > Static Structural (A5) > Solution (A6) > Solution Information
FIGURE 3 Model (A4) > Static Structural (A5) > Solution (A6) > Solution Information
TABLE 14 Model (A4) > Static Structural (A5) > Solution (A6) > Results
Object Name Equivalent Stress Equivalent Total
Strain Equivalent Stress 2
Equivalent Total Strain 2
State Obsolete
Scope
Scoping Method Geometry Selection Named Selection
Geometry All Bodies
Named Selection DL
Definition
Type Equivalent (von-
Mises) Stress Equivalent Total
Strain Equivalent (von-
Mises) Stress Equivalent Total
Strain
By Time
Display Time Last
Calculate Time History
Yes
Identifier
Suppressed No
Integration Point Results
Display Option Averaged
Average Across Bodies
No
Results
Minimum 8.8674e-005 MPa 5.7134e-010
mm/mm 51.454 MPa
5.9442e-002 mm/mm
Maximum 300.54 MPa 0.1205 mm/mm 51.454 MPa 5.9442e-002
mm/mm
Minimum Value Over Time
Minimum 8.8674e-005 MPa 5.7134e-010
mm/mm 12.825 MPa
6.4126e-005 mm/mm
Maximum 2.9008e-002 MPa 2.4963e-007
mm/mm 336.44 MPa
6.0867e-002 mm/mm
Maximum Value Over Time
Minimum 21.586 MPa 1.0793e-004
mm/mm 12.825 MPa
6.4126e-005 mm/mm
Maximum 423.34 MPa 0.12214 mm/mm 336.44 MPa 6.0867e-002
mm/mm
Information
Time 2. s
Load Step 2
Substep 4
Iteration Number 63
FIGURE 4 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Stress
TABLE 15 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Stress
Time [s] Minimum [MPa] Maximum [MPa]
3.3333e-002 9.8239e-004 21.586
6.6667e-002 1.9648e-003 43.186
0.1 2.9472e-003 64.801
0.13333 3.9295e-003 86.43
0.16667 4.9119e-003 108.07
0.2 5.8943e-003 129.73
0.23333 6.8766e-003 151.4
0.26667 7.859e-003 173.09
0.3 8.8414e-003 194.79
0.33333 9.8237e-003 216.5
0.36667 1.0806e-002 238.23
0.4 1.1788e-002 259.97
0.43333 1.2771e-002 281.73
0.46667 1.3753e-002 303.5
0.5 1.4735e-002 311.47
0.53333 1.5718e-002 284.33
0.56667 1.67e-002 279.71
0.6 1.7682e-002 298.21
0.63333 1.8664e-002 261.41
0.66667 1.9648e-002 266.25
0.7 2.0628e-002 265.97
0.73333 2.1613e-002 264.77
0.76667 2.2593e-002 266.39
0.8 2.3577e-002 268.
0.83333 2.3261e-002 279.86
0.86667 2.5552e-002 306.94
0.9 2.6517e-002 334.44
0.93333 2.7479e-002 362.65
0.96667 2.8496e-002 392.24
0.98667 2.9008e-002 410.68
1. 2.6103e-002 423.34
1.2 2.3612e-002 331.32
1.4 1.7702e-002 281.03
1.7 8.8359e-003 214.32
2. 8.8674e-005 300.54
FIGURE 5 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Stress > Image
FIGURE 6 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Total Strain
TABLE 16 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Total Strain
Time [s] Minimum [mm/mm] Maximum [mm/mm]
3.3333e-002 8.4334e-009 1.0793e-004
6.6667e-002 1.6867e-008 2.1593e-004
0.1 2.53e-008 3.24e-004
0.13333 3.3733e-008 4.3215e-004
0.16667 4.2165e-008 5.4037e-004
0.2 5.0598e-008 6.4865e-004
0.23333 5.9031e-008 7.5701e-004
0.26667 6.7463e-008 8.6544e-004
0.3 7.5895e-008 9.7394e-004
0.33333 8.4327e-008 1.0825e-003
0.36667 9.2759e-008 1.1912e-003
0.4 1.0119e-007 1.2999e-003
0.43333 1.0962e-007 1.4087e-003
0.46667 1.1805e-007 1.5175e-003
0.5 1.2649e-007 1.5573e-003
0.53333 1.3492e-007 1.4217e-003
0.56667 1.4335e-007 1.502e-003
0.6 1.5178e-007 1.6264e-003
0.63333 1.6021e-007 1.7898e-003
0.66667 1.6863e-007 1.97e-003
0.7 1.7707e-007 2.1883e-003
0.73333 1.8549e-007 2.4757e-003
0.76667 1.9393e-007 3.0437e-003
0.8 2.0234e-007 5.8296e-003
0.83333 2.0667e-007 2.1882e-002
0.86667 2.1913e-007 4.1192e-002
0.9 2.2767e-007 6.0497e-002
0.93333 2.3613e-007 8.0134e-002
0.96667 2.4431e-007 0.10061
0.98667 2.4963e-007 0.11337
1. 2.4121e-007 0.12214
1.2 2.0208e-007 0.12164
1.4 1.515e-007 0.12114
1.7 7.5602e-008 0.12043
2. 5.7134e-010 0.1205
FIGURE 7 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Total Strain > Image
FIGURE 8 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Stress 2
TABLE 17 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Stress 2
Time [s] Minimum [MPa] Maximum [MPa]
3.3333e-002 12.825 12.825
6.6667e-002 25.649 25.649
0.1 38.472 38.472
0.13333 51.294 51.294
0.16667 64.114 64.114
0.2 76.934 76.934
0.23333 89.752 89.752
0.26667 102.57 102.57
0.3 115.38 115.38
0.33333 128.2 128.2
0.36667 141.01 141.01
0.4 153.83 153.83
0.43333 166.64 166.64
0.46667 179.45 179.45
0.5 192.26 192.26
0.53333 205.02 205.02
0.56667 216.82 216.82
0.6 227.85 227.85
0.63333 238.65 238.65
0.66667 248.75 248.75
0.7 251.77 251.77
0.73333 250.11 250.11
0.76667 250.46 250.46
0.8 251.97 251.97
0.83333 263.91 263.91
0.86667 277.62 277.62
0.9 291.54 291.54
0.93333 305.77 305.77
0.96667 320.65 320.65
0.98667 329.99 329.99
1. 336.44 336.44
1.2 263.03 263.03
1.4 190.09 190.09
1.7 84.158 84.158
2. 51.454 51.454
FIGURE 9 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Total Strain 2
TABLE 18 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Total Strain 2
Time [s] Minimum [mm/mm] Maximum [mm/mm]
3.3333e-002 6.4126e-005 6.4126e-005
6.6667e-002 1.2825e-004 1.2825e-004
0.1 1.9236e-004 1.9236e-004
0.13333 2.5647e-004 2.5647e-004
0.16667 3.2057e-004 3.2057e-004
0.2 3.8467e-004 3.8467e-004
0.23333 4.4876e-004 4.4876e-004
0.26667 5.1285e-004 5.1285e-004
0.3 5.7693e-004 5.7693e-004
0.33333 6.41e-004 6.41e-004
0.36667 7.0507e-004 7.0507e-004
0.4 7.6913e-004 7.6913e-004
0.43333 8.3319e-004 8.3319e-004
0.46667 8.9724e-004 8.9724e-004
0.5 9.6131e-004 9.6131e-004
0.53333 1.0251e-003 1.0251e-003
0.56667 1.0841e-003 1.0841e-003
0.6 1.1392e-003 1.1392e-003
0.63333 1.1932e-003 1.1932e-003
0.66667 1.2438e-003 1.2438e-003
0.7 1.2732e-003 1.2732e-003
0.73333 1.3418e-003 1.3418e-003
0.76667 1.5879e-003 1.5879e-003
0.8 2.6458e-003 2.6458e-003
0.83333 1.0891e-002 1.0891e-002
0.86667 2.0327e-002 2.0327e-002
0.9 2.992e-002 2.992e-002
0.93333 3.9728e-002 3.9728e-002
0.96667 4.9979e-002 4.9979e-002
0.98667 5.6422e-002 5.6422e-002
1. 6.0867e-002 6.0867e-002
1.2 6.05e-002 6.05e-002
1.4 6.0135e-002 6.0135e-002
1.7 5.9605e-002 5.9605e-002
2. 5.9442e-002 5.9442e-002
Chart
FIGURE 10 Model (A4) > Chart
TABLE 19 Model (A4) > Chart
Steps Time [s] [B] Equivalent Stress 2 (Max) [MPa] Equivalent Total Strain 2 (Max) [mm/mm]
1
3.3333e-002 12.825 6.4126e-005
6.6667e-002 25.649 1.2825e-004
0.1 38.472 1.9236e-004
0.13333 51.294 2.5647e-004
0.16667 64.114 3.2057e-004
0.2 76.934 3.8467e-004
0.23333 89.752 4.4876e-004
0.26667 102.57 5.1285e-004
0.3 115.38 5.7693e-004
0.33333 128.2 6.41e-004
0.36667 141.01 7.0507e-004
0.4 153.83 7.6913e-004
0.43333 166.64 8.3319e-004
0.46667 179.45 8.9724e-004
0.5 192.26 9.6131e-004
0.53333 205.02 1.0251e-003
0.56667 216.82 1.0841e-003
0.6 227.85 1.1392e-003
0.63333 238.65 1.1932e-003
0.66667 248.75 1.2438e-003
0.7 251.77 1.2732e-003
0.73333 250.11 1.3418e-003
0.76667 250.46 1.5879e-003
0.8 251.97 2.6458e-003
0.83333 263.91 1.0891e-002
0.86667 277.62 2.0327e-002
0.9 291.54 2.992e-002
0.93333 305.77 3.9728e-002
0.96667 320.65 4.9979e-002
0.98667 329.99 5.6422e-002
1. 336.44 6.0867e-002
2
1.2 263.03 6.05e-002
1.4 190.09 6.0135e-002
1.7 84.158 5.9605e-002
2. 51.454 5.9442e-002
Material Data
Structural Steel NL
TABLE 20 Structural Steel NL > Constants
Density 7.85e-006 kg mm^-3
TABLE 21 Structural Steel NL > Isotropic Elasticity
Temperature C Young's Modulus MPa Poisson's Ratio Bulk Modulus MPa Shear Modulus MPa
2.e+005 0.3 1.6667e+005 76923
TABLE 22 Structural Steel NL > Bilinear Isotropic Hardening
Yield Strength MPa Tangent Modulus MPa Temperature C
250 1450