non linear analysis of structural steel i beam

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Page 1: 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

Page 2: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 3: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 4: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 5: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 6: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 7: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 8: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 9: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 10: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 11: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 12: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 13: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

FIGURE 6 Model (A4) > Static Structural (A5) > Solution (A6) > Equivalent Total Strain

Page 14: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 15: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 16: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 17: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 18: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 19: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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

Page 20: NON LINEAR ANALYSIS OF STRUCTURAL STEEL I BEAM

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