Advanced Nonlinear and Detail Analysis Analysis Program Advance Advanced d Nonlinear Nonline ar and An alysis Software Softw are
New Paradigm in Advanced Structural Analysis
1
Overview
2
Geometry Modelling
3
Mesh Generation
4
Analysis
5
Post-processing
Configuration Geometry Modeller
Report Generator
Geometry modelling and clean-up
Variouss graphic plots and result tables Variou
Mesh Generators
Post-processor
FEA Auto, mapped mapped and manual meshing meshing
FEM Pre-processor
FEM Solvers
Analysis Capabilities
Static Analysis
Construction Stage Analysis
Moving Load Analysis (User-defined)
Modal Analysis
Linear Buckling Analysis
Transient / Spectrum Response Analysis
Time History Analysis
Material / Geometry Nonlinearity Analysis
Interface Nonlinearity Analysis
Reinforcement Analysis
Cracking Analysis
Static/Implicit Contact Analysis
Heat Transfer Analysis
Heat of Hydration Analysis
Fatigue Analysis
Fluid Dynamics Analysis (CFD Analysis)
Applicable Problems General Detail Analysis (Linear, Material/Geometry Nonlinear)
General detail FE analysis (linear static/dynamic analysis of concrete and steel)
Buckling analysis of steel structure with material and geometric nonlinearity
Concrete, Interface and Reinforcement Nonlinear Analysis
Detail analysis of composite structure (steel + concrete) Thermal analysis and differential shrinkage analysis of steel-concrete composite girder, concrete filled steel tube and core of the SRC pier, etc.
3D detail analysis considering steel, concrete and reinforcement simultaneously
Detail analysis of CFT (Concrete Filled Tube) Columns and analysis of the longterm behaviour (differential settlement)
Crack initiation and propagation in concrete structure
Discrete modelling and analysis of masonry
Composite modelling and analysis of wall in shear
Detail analysis for tendon anchorage
Applicable Problems Thermo-Elastic Analysis (Heat Transfer, Heat of Hydration)
Analysis of heat of hydration (general, special, nonlinear)
Detail analysis for assessment of shear capacity of pavement (Debonding Failure) Analysis of thermal effect due to the asphalt pavement (Guss Asphalt)
Fire effect on a reinforced concrete slab
Evaluation of residual stress and integrity of welded part
Special Analysis (Fatigue, Contact, etc.)
Crack and fatigue analysis of the surface of structures
Life-cycle prediction of steel bridges
Fluid dynamics analysis of bridges
Staggered fluid-structure interaction analysis
High-end detail analysis
Framework Main Menu
Tabbed Toolbar Work Window
Works Tree
Task Pane
Property Window
Table Window Output Window
Developed based-on Task-oriented Design Paradigm
New Paradigm in Advanced Structural Analysis
1
Overview
2
Geometry Modelling
3
Mesh Generation
4
Analysis
5
Post-processing
Data Exchange
Import (Geometry) • STEP, IGES • ACIS*, Parasolid* • SolidWorks*, Inventor*, etc. • AutoCAD DWG / DXF • MIDAS MxT files
Imported CAD Geometry
‘*’ marked CAD interfaces are optional.
Export (Geometry) • •
STEP, IGES, BRep MSC/NASTRAN*
S t an d a r d s f o r C A D D a t a Ex c h a n g e STEP ( ST andard for the E xchange of P roduct Model Data) IGES ( I nitial G raphics E xchange S pecification)
Generated Mesh
Geometry Modelling
Curve
• Line, Polyline • Arc, Circle • Polygon • B-Spline • Tunnel Section • Fillet, Chamfer • Trim, Extend • Intersect • Offset, Tangent • Break, Merge …
Surface
• Plane Patch • Coons Patch • NURBS Patch • Grid Patch • Vertex Patch • Fillet, Chamfer • Sew, Fuse • Trim, Divide • Extend • Imprint …
Solid
• Box, Wedge • Cylinder, Cone • Sphere, Torus • Trim, Divide • Embed • Boolean Op. (Fuse, Cut, …) • Stitch Surfaces …
Advanced Modelling
• Extrude • Revolve • Loft • Sweep • Fillet, Chamfer • Offset, Draft • Shelling • Local Prism • Check, Repair • Transform …
Advanced modelling functions support both top-down and bottom-up approaches in surface & solid modelling.
Curve Modelling Generation • Line • Arc • Circle • Ellipse • Parabola • Hyperbola
Modification • B-Spline • Polyline • Rectangle • Polygon • Profile • Tunnel
• On-Surface Curve • Shortest Path Line • Surface Intersection • Offset Curve • Extrude Vertex • Tangent Line
Arc
• Fillet / Chamfer • Trim / Extend • Merge / Break • Intersect • Align, Coincide • Make Wire Imported DXF
Polyline Surface Intersection
Line
Circle
Profile (Polyline+Tangent Arc)
Tunnel Section
B-Spline
Surface Modelling Vertex Cloud
Co-planar Curves
Virtual Grid (M X N)
Plane Patch
Elevation
Grid Patch
Vertex Patch
2~4 Curves
Arbitrary Curves (Boundary/Tangent/Internal)
Coons Patch
NURBS Patch
Solid Modelling Boolean Operation Trim
A
B
+ Divide
Fuse Stitch to Solid (Face Solid)
(A
B)
Cut (A - B)
Embed (A - B) + (A B)
Boolean Common (A B) operation is also provided.
Advanced Modelling Generation Guide Curve
Profile
Extrude
Sweep
Profiles
Loft Extrude
Revolve Profile
Loft
Profiles
Advanced Modelling Modification
Local Prism (Fuse: Defined Height)
Trim Surfaces
Shell Fillet
Offset
Chamfer
Frame
Solid Wizard
Civil, Gen
FEA
Frame Model (General Section)
MCS Format Generated Solid Geometry
Analysis Model (3D Prism Mesh)
FrameSolid Wizard automatically generates Solid Geometry & Mesh by importing Frame Model (*.MCS) from Civil and Gen.
Graphic Display - Geometry
Wireframe Shading with Edge
Transparency
Shading + Transparency
New Paradigm in Advanced Structural Analysis
1
Overview
2
Geometry Modelling
3
Mesh Generation
4
Analysis
5
Post-processing
Mesh Generation
Auto
• Solid • Surface • Edge • Planar Area • 4-Curve Area • 2D 3D Type
• Quadrilateral • Triangle • Combined
Map
• Solid • Surface • k-Curve Area • k-Face Volume • 4-Node Area …
Protrude
• Extrude • Revolve • Project • Fill • Sweep Object
• Geometry • Element • Node
Manipulation
• Create • Extract • Connection • Change Para. • Smooth • Divide • Check • Quality • Merge • Transform …
Various of methods for generating Reinforcements and Interface Elements are provided. (auto & manual)
Mesh Generation
2D Quadrilateral Mesh
3D Tetrahedral Mesh
3D Hexahedral Mesh
1D Linear Mesh
Automatic Surface Meshing Regularity Uniformity
Boundary Sensitive
Orientation Insensitive
Sizing Control (< 1/2)
Internal Curve/Point
Loop Mesher
Grid Mesher
Delaunay Mesher
Loop Mesher (Full Quad)
Grid Mesher (Quad+Tria)
Automatic Surface Meshing
FEA provides a number of modelling and meshing functions for non-manifold surface models.
Check Mesh Non-manifold Connections
Non-manifold Edge Free Edge
Automatic Surface Meshing
FEA provides automatic defining & meshing function which function which defines mesh-able domains from curves (without creating surfaces) and then generates mesh for each domain. Automatic defining & meshing function is function is very useful for complex 2D models which models which were originally modelled in AutoCAD in AutoCAD..
Imported DXF Model (173 Domains)
Automatically Defined Defined Domains & Generated Meshes
Automatic Solid Meshing
FEA’s Tetra Mesher auto-generates auto-generates tetrahedral solid mesh with mesh with variable sizes in smooth transition. (200,000 (200,000 Tetra’s/min) Tetra’s/min)
FEA’s Tetra Mesher is is capable of including holes holes,, curves curves and and points points that that are present in/on solids.
Mapped Mesh Generation
FEA’s Map Mesher generates generates structured (regular & orthogonal) mesh both mesh both on surfaces and in solids.
k-sided Areas (Simply-connected)
Pipe Junction
Cargo Carrier
Connection Part
Mapped Solid Meshing
FEA’s Solid Map Mesher generates hexa and/or penta mesh in simple solids by full mapping or combination (auto+map).
Full Mapping (3D)
Lug-Pin Joint
Pier (Pipe + Reinforcement Steel + Concrete)
Size Control
FEA provides various size control methods and adaptive seeding function based on userspecified mesh size and geometric characteristics.
Smooth Transition Linear & Symmetric Seeding h Coarse
Fine
Coarse
L Angle Ratio: sin Deflection Ratio: h/L
Biased Seeding & Mapped Mesh
Adaptive Seeding
Mesh Protrusion Extrude (2D3D)
Fill (Curve2D)
Section
Simulate
Extrude thru Node Sequence (Curve2D)
Revolve (2D3D)
Mesh Protrusion Fill (2D3D)
Project (Curve3D)
Top
Bottom
Same Topology
Sweep (2D3D) Scaled Sweep Guide Curve
Offset (2D3D)
Virtual Mesh Transformation Virtual Transformation (Translation, Rotation, Scaling) by Mouse Dragging Transformation Control Box
Element Libraries Category
Elements 1D
Structural
2D
3D
Heat Transfer
Truss (Gap / Hook)
1st
Total Lagrangian
Beam
1st
Total Lagrangian
Plane Stress (Qaud / Tria)
1st, 2nd
Total Lagrangian
Plane Strain (Quad / Tria)
1st, 2nd
Total Lagrangian
Axisymmetry (Quad / Tria)
1st, 2nd
Total Lagrangian
Plate (Quad / Tria)
1st, 2nd
Total Lagrangian
Shell (Quad / Tria)
1st, 2nd
Total Lagrangian
Brick / Wedge / Tetra
1st, 2nd
Total Lagrangian
-
-
Rigid Link
-
-
Point
-
-
Matrix
-
-
3D Point
-
-
2D
1st, 2nd
-
3D (Quad / Tria)
1st, 2nd
-
Embedded Bar
1st, 2nd
-
Embedded Grid (Quad / Tria)
1st, 2nd
-
1D, 2D, 3D, Cooling Pipe, Thermal Link
1 st, 2nd
-
Mass Spring
Interface
Reinforcement
Remark
General Link
Connection
Nonstructural
Order
Reinforcement Elements
Modelling Method •
Embedded Bar (Incompatible Mesh)
•
Truss (Compatible Mesh) + Interface (Slip, Friction)
Prism Map-Mesh
Embedded Bar (Incompatible)
Truss + Interface (Compatible)
Analysis Result
Check & Quality Assurance
Check & Verify •
Free Edges
•
Free Faces
•
Manifold Edges
•
Non-manifold Edges
•
Check & Align ECS Check Free Face (Unconnected Element Face)
Quality Assurance • Aspect Ratio •
Skew Angle
•
Taper (2D)
•
Warpage (2D)
•
Jacobian Ratio
•
Twist
•
Collapse (Tetra)
•
Length / Area
Twisted Penta
Collapsed Tetra (Near Zero Volume) Mesh Quality Plot
Graphic Display - Mesh
Shrink
Feature-Edge
Wireframe (Free-Face)
Shading
Feature-Edge
Flying View
New Paradigm in Advanced Structural Analysis
1
Overview
2
Geometry Modelling
3
Mesh Generation
4
Analysis
5
Post-processing
Linear Static Analysis
Linear Static Analysis
Multiple Load Cases Result Combination and Transformation
Offshore Platform / Steel Frame Composed of Cylindrical Jackets (Plate + Frame)
Equation Solvers
Direct Solvers - Multi-frontal Sparse Gaussian Solver (Default) - Skyline Solver
Iterative Solvers - Preconditioned Conjugate Gradient - Generalised Minimal Residual
Net Solution Times (Pentium4 3GHz, 1GB RAM)
Stress Distribution of Jacket
Eigenvalue Analysis
Modal Analysis
Linear Buckling Analysis
Lanczos Method
Critical Buckling Modes
Subspace Iteration
Buckling Modes
Ritz Vector
Load Combination
1st Mode (64.58 Hz)
2 nd Mode (106.05 Hz)
3rd Mode (208.96 Hz)
4th Mode (270.00 Hz)
5 th Mode (440.58 Hz)
Simply Supported Stiffened Plate (Plate + Beam)
Dynamic Analysis
Transient Response Analysis
Direct Transient Response Modal Transient Response Time Forcing Function DB (54 Earthquake Acceleration Records) Nonlinear Analysis Boundary Nonlinear Analysis (Damper, Viscous Boundary, etc.)
Spectrum Response Analysis
SRSS, CQC, ABS Design Spectrum DB
Time Forcing Function
Material Nonlinearity Analysis
Material Models
von Mises Tresca Mohr-Coulomb Drucker-Prager Rankine User-Supplied Material
Nonlinear Behaviours
Iteration Methods
Tendon Anchorage (Solid) - von Mises
Hardening (Isotropic) Softening Full Newton-Raphson (Auto Load Step) Modified Newton-Raphson Arc-Length Method Initial Stiffness
Pinched Cylinder (Plate) – von Mises Material & Geometry Nonlinear Analysis
User-Supplied Materials
In FEA, users can use their own defined material models via Fortran-coded library file.
FEA’s user -supplied material model supports nonlinear elastic and elastoplastic behaviours.
User-supplied material can be used seamlessly with all elements which allow material nonlinear behaviours.
Strain Input
Output
Total Stress Stiffness Matrix
USRMAT.DLL
USM Dialogue
User-defined Parameters Input Dialogue
Nonlinear Elastic Material for Solid Element
Geometry Nonlinearity Analysis
Iteration Methods
Full Newton-Raphson (Auto Load Step) Modified Newton-Raphson Arc-Length Method Initial Stiffness
Ring (Solid) – Total Lagrangian
Interface Nonlinearity Analysis
Interface Models
Coulomb Friction Discrete Cracking Crack Dilatancy Bond-Slip Combined (Cracking-Shearing-Crushing)
Steel
Interface
Concrete
Deformation (Discontinuity btwn Steel & Concrete)
Steel-Concrete Composite Girder
Principal Stress (Virtually Transformed & Clipped View)
Reinforcement Analysis
Reinforcement
Embedded Bar/Grid (Bonded/Unbonded)
Truss + Interface (Slip/Friction)
2-Span Double-T Type Prestressed Concrete Girder
Deformation
Stress of Embedded Reinforcement
Maximum Principal Stress of Concrete with Deformation
Heat Transfer and Heat of Hydration Analysis
Visco-Elastic Models Creep-Shrinkage
(Design Code) Temperature-Dependent Material Parametric
Analysis
Multiple
Material Sets Multiple BCs & Heat Sources Multiple Construction Sequences
Pier Table (Construction Stage) - Temperature
Heat Transfer Steady-State
& Transient Conduction, Convection, Cooling Pipe Heat Flux Heat Flow Temperature Gradient Display
Pier Table (Construction Stage) - Stress
Heat Transfer and Heat of Hydration Analysis
Temperature at Top Plate
Temperature Distribution
Fire in a Subw ay Structure
G u s s A s p h a l t P a v e m en t
Thermal Stress
Static Contact Analysis Lug (90mm)
Double plate (85mm)
Pin (224mm )
Contact Force
Hanger of Arch Bridge (Lug-Pin Joint)
Deformation and Stress Distribution by Contact
Cracking Analysis
Cracking Models
Total Strain Crack Smeared Crack Index
Results
Crack Pattern (Crack Stress/Strain) Element Status
Cracking: Partially/Fully Open, Closed, Not Yet Plasticity: Previously Plastic, Elastic, Plastic, Critical Contact: No Contact, Slip, Stick • Symbols at Gauss Points • Disc Normal: Opening Direction • Disc Color : Magnitude • Line : Shearing Direction
Steel Reinforced Concrete Bracket
Crack Pattern (Disc Plot)
Fluid Dynamics Analysis
CFD Models
Discretisation Scheme
Turbulence Models 2nd-order (Spatial, Temporal) (RANS, k-w, q- w) Boundary Condition Compressible Solver Symmetric (Slip) (Preconditioning) Far-field Compatible with incompressible Flow Wall, etc. Inviscid Flow Results Steady/Unsteady Flow Pressure
Velocity, Vorticity
Turbulent Kinetic Energy, Viscosity
Aerodynamic Coefficients
Turbulence near Bridge Section
Fatigue Analysis
Methods and Parameters
S-N Method (Stress-Life) E-N Method (Strain-Life) Load / Stress History Rainflow Counting Mean Stress Corrections Stress Concentration Factor Modifying Factors
Calculation Objects
Boundary Nodes Only (Default) Nodes of Selected Mesh Sets
Results
Cycles to Failure Damage
S-N Curves of Fatigue Design Codes
Life Cycle Contour Plot
Load & B.C.
Loadings • • • • • • • •
Body Force Force / Moment Mass Displacement Pressure Beam Load Pre-stress Temperature
• • • • • •
Heat Generation Heat Flux Time Forcing Function Time Varying Load Ground Acceleration Response Spectrum Function Constraint based-on CSys.
Boundary Conditions • • • •
Constraint Multi-Point Constraint Contact Conditions Convection
Spatially Varying Pressure (Function Applied)
Arbitrary Loading
FEA provides arbitrary loading function which can be applied to arbitrary locations/areas regardless of node and/or element connection.
Point Load (1D, 2D, 3D)
Rectangular Pressure (2D, 3D)
Edge Load (1D, 2D, 3D)
Circular Pressure (2D, 3D)
New Paradigm in Advanced Structural Analysis
1
Overview
2
Geometry Modelling
3
Mesh Generation
4
Analysis
5
Post-processing
Post-processing
Complete Support for Visualisation and Interpretation •
Flexible User-control on Legends, Colors, Fonts, Magnification, etc.
•
Multiple Plots, Graphs and Tables in Multiple Windows
•
Deformed Shape Combined with Undeformed Shape (including Mode Shape)
•
Local Plots defined by Geometrical Topology or User-selection
•
Contour Plots and Animations (AVI)
•
Iso-value Lines (2D) and Surfaces (3D)
•
Clipping Planes and Slice Lines/Planes
•
Partitioned Plots
•
History Plots in Various Graphs and Animations (AVI)
•
Result Values in MS-Excel compatible Tables
•
Result Probe and Extraction
•
Result Extraction for Construction Stage Analysis and Time History Analysis
•
Screen-shots in WMF, BMP, PNG Picture Formats
•
State-of-the-art Reports Generated by XML and HTML
Post-processing
Contour Plot
Works Tree
Result Graph
MS-Excel
Result Table
Contour Plot Type
Contour with Mesh
Gradient Contour
Contour with Iso-line
2-Color Contour
Contour with Mesh & Iso-line
Gray Contour
Deformed Shape
Deformed Contour with Original Shape (Static Analysis)
Mode Shapes (Stability Analysis)
Iso-surface Plot
Iso-Surface in Transparent Solid Geometry Capped Plot (Lower Part)
Base Iso-surface
Capped Plot (Upper Part) Multiple Iso-surfaces
Slice Plot
Original Plot (Solid)
Multiple Slice Planes
Slice Plot at Arbitrary Plane
Clipping Plot Original Plot
½ Clipped Plot with Feature-Edge
Clipping Plane Definition by Mouse Dragging
½ Clipped Plot with Diagram on Middle Clipping Plane
Clipping Plot
Original Plot
Multiple Clipping Planes
von Mises stress and deformation of cable
Mirror Plot Symmetry Plane
Mirrored Contour Plot Symmetric Model
Mirrored Deformed Shape
Diagram Plot Solid Type
Section Plot of Frames
Line Type Diagram Plot with Deformed Shape
Vector Plot Vector Plot Option • Head Type (Both, One, None) • Constant Head Size • Constant Body Size • Color (Contour, Mono)
Vector Plot with Deformation Vector Plot with Contour
Vector Plot with Transparent Geometry
Result Extraction
MS-Excel compatible Table
Nonlinear Analysis
• Results can be extracted based on: - Analysis Case - Analysis Variables - Step (Nonlinear / Construction Stage Analysis) - Node / Element (GRC Sys. GCC Sys.)
Graph (Stress vs. Time step)
On-Curve Diagrams
3D On-Curve Graphs on Contour Plot
Result Data at User-Specified Sampling Points
Fault Zone
2D On-Curve Graphs on Contour Plot Front View
Probe & Result Tag
Sectional Result with Clipped Plot (Element Result)
Nodal Result
Probe & Add Result Tags at Specified Nodes/Elements
Legend Control
In FEA, legend can be controlled for its position, size, format and range (including min/max value) by mouse dragging.
Drag side to resize legend box Drag scale bar to change range
Property Window (Legend Option)
• Legend Option: - Colour (Value, Ratio, Description) - Logo - Range (including Min/Max/Zero) - Format (Fixed/Scientific, Width)
Applications
Solid Geometry Modelling
Auto-generated Tetra Mesh
Post-processing & Result Evaluation
Applications
Woon-Nam Extradosed Bridge – Single Pylon
Mode 1
Mode 2
Mode 8
Mode 9
Applications
Geumga Extradosed Bridge
Anchorage detail Double Pylon
Applications Solid elements Modelling of Hanger Clamp (Bonny River Suspension Br.) FE Model Stress Contour
Applications Fatigue Analysis
Life Cycle Hyung Jae Grand Bridge
Damage
Applications Contact Analysis H- STIFF 1- PL- 130x10x1124
DO
F F I T S V
PL 312
PL 268
PL 397 (397)
DO
P A I D
PL 1.080
H- STIFF 1- PL- 130x10x1168
F F I T S V
F F I T S V
Deformed shapes
Gusset and web plates
Contact faces
Pins
Stress in contact faces
