CivilFEM Overview
Transcript of CivilFEM Overview
ANSYS/CivilFEM Overview
Peter R Barrett M S C E P E
© 2009 CAE Associates
Peter R. Barrett, M.S.C.E., P.E.
CivilFEM Overview Webinar
CAE Associates / Ingeciber & CivilFEM CAE Associates / Ingeciber & CivilFEM General CivilFEM Overview CivilFEM Modules
— Intro Module— Nonlinear Bridge Simulation— Pre-stressed Concrete
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(3,4)Piles identified withtwo numbers (I,J):Horizontal and vertical
(I,J)
— Geotechnical Applications including tunnelling
— Nuclear Applications
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Nuclear Applications
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What is CivilFEM?
CivilFEM is an integrated Pre Solu and Post processor add on to CivilFEM is an integrated Pre- , Solu - and Post-processor add-on to traditional ANSYS developed by ANSYS’s Spain distributor INGECIBER
100º110º120º130ºAASHTO LRFDBridge Design Specifications
N /CivilSYS FEM
55
2.5
40
5
15
15
5
8060
50
60
5
5
5
2.5
5
2.5
60
CANADA
100º110º120130
50º
40º
30º
Bridge Design Specifications (Western USA)
Tropic of Cancer
52.5
2.5
MÉXICO
AAcceleration Coefficient
Seismic Zone
1
2
3
4> 0.29
> 0.19 and < 0.29
_> 0.09 and < 0.19
_
< 0.09
_
3
INGECIBER- CivilFEM Developer / ANSYS Partner
Ingeciber S.A. is a CAE company and ANSYS Channel Partner with more than 20 years of experience using and developingwith more than 20 years of experience using and developing CAE Software
Ingeciber’s Quality Assurance System is ISO 9001 certified. g Q y y
Ansys, Inc and Ingeciber, S.A. have a long standing OEM Agreement and established a strategic alliance for FEA solutions i h i i d S ld id Cin the construction industry. Some worldwide Customers:
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ANSYS Today
World’s Largest Simulation CommunityWorld s Largest Simulation Community
>10,000 Total Customers
>125 000 Commercial Seats
>6,000 Total Customers
>60 000 Commercial Seats
>2,000 Total Customers
>10 000 Commercial Seats>125,000 Commercial Seats >140,000 University Seats > 200 Channel Partners > 75 Industry Partners
>60,000 Commercial Seats >70,000 University Seats >20 Channel Partners >80 Industry Partners
>10,000 Commercial Seats
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ANSYS/CivilFEM
ANSYS/CivilFEM combines the world leading general ANSYS/CivilFEM combines the world leading general purpose structural analysis features of ANSYS (ISO-9001) with high-end civil engineering-specific structural analysis capabilities of CivilFEM (ISO-9001).
Current Customers include: AREVA, AECOM, Parsons, L li E R bi W ti h
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Leslie E. Robinson, Westinghouse
CivilFEM & ANSYS
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Current CivilFEM Distributors
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CAE Associates, Inc.
» One of first 4 ANSYS Channel Partners Since 1985…
» Engineering Co
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» Engineering Co. Since 1981
CAE Associates – CivilFEM / ANSYS Partner
28 years Structural Thermal and Fluid engineering consulting 28 years Structural, Thermal and Fluid engineering consulting One of the original ANSYS Channel partners The US leader in ANSYS Finite Element Training The US leader in ANSYS Finite Element Training Custom Training of ANSYS and CivilFEM
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Sampling of CAE Consulting Services
NIST – Structural Fire Response and Probable Collapse Sequence of the World Trade Center Towers Investigation
Steam Generator Replacement in Nuclear C t i t B ildi Containment Buildings
Pre-stressed Concrete Pipe Simulation Concrete Dam simulation to meet
FERC /C f E i li iFERC /Corps of Engineers licensing
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CAE Associates Senior Technical Staff
Nicholas M. Veikos, Ph.D., President
Peter R. Barrett, M.S.C.E., P.E., Vice President
Michael Bak, Ph.D., Project Manager
P t i k C i h M S M E P j t MPatrick Cunningham, M.S.M.E., Project Manager
Steven Hale, M.S.M.E., Project Manager
James Kosloski, M.S.M.E., Project Manager, , j g
Hsin-Hua Tsuei, Ph.D., CFD Manager
Jonathan Masters, Ph.D., Project Manager
George Bauer, M.S.M.E., Project Manager
Eric Stamper, M.S.M.E., Project Manager
Michael Kuron M S M E Project EngineerMichael Kuron, M.S.M.E., Project Engineer
Lawrence L. Durocher, Ph.D., Director
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ANSYS Strengths
Nonlinear Stress Analysis— Contact— Plasticity— Creep
L D fl i P D l Eff— Large Deflection – P-Delta Effects— Element Birth and Death
Full Element Library (over 200)B Pi & Sh ll— Beams, Pipes & Shells
— 2D and 3D Solids— Springs, Contact, etc
Dynamic Analysis— Response Spectrum— Nonlinear Transient Dynamics
Thermal-Stress Analysis— Indirect and direct coupled field simulations
Large Model Simulations
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Large Model Simulations— Solvers, meshing, Postprocessing, Graphics
CivilFEM Strengths
CivilFEM Capabilities CivilFEM Capabilities— Entire suite of ANSYS capabilities including nonlinear analysis
and dynamicsB ilt i S ti P ti M t i l M d l d C d Ch ki— Built-in Section Properties, Material Models and Code Checking
Industry Specific CivilFEM Modules— Nonlinear Bridge Simulation— Pre-stressed Concrete— Geotechnical Applications including tunnelling
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Geotechnical Applications including tunnelling— Nuclear Applications
ANSYS/CivilFEM Applications
481.73
0.00
52.65
-408.98
Tensiones en el pilono MPa Tension Fuerza Alargami MPa KN mm
1 -119.0 -116.6 0.02 -42.1 -41.2 0.03 -170.6 -167.2 0.04 -226.7 -222.2 0.05 15.4 15.1 0.06 672.4 659.0 0.07 1668.0 1634.7 0.0R 751.6 1262.6 1000.0
1 2 3 4 5 6 7R
Movimiento en cabezade pila = -1.008 m
481.73
0.00
52.65
-408.98
Tensiones en el pilono MPa Tension Fuerza Alargami MPa KN mm
1 -119.0 -116.6 0.02 -42.1 -41.2 0.03 -170.6 -167.2 0.04 -226.7 -222.2 0.05 15.4 15.1 0.06 672.4 659.0 0.07 1668.0 1634.7 0.0R 751.6 1262.6 1000.0
1 2 3 4 5 6 7R
Movimiento en cabezade pila = -1.008 m
32.46
-51.61
816.26
-59.81
9.72
-53.34
-fu -510.0
-fy -350.0
-fy/2 -175.0
0 0.0
fy/2 175.0
fy 350.0
fu 510.0
fctk -1.8
0 0.0
fcd/10 1.7
Traccion MPa
Compresion MPa
Traccion MPa
Tensiones en el cajon
Tensiones en la losa
flechas m -0.329 -0.988 -1.577 -1.030 -0.639 -1.338 -1.528
32.46
-51.61
816.26
-59.81
9.72
-53.34
-fu -510.0
-fy -350.0
-fy/2 -175.0
0 0.0
fy/2 175.0
fy 350.0
fu 510.0
fctk -1.8
0 0.0
fcd/10 1.7
Traccion MPa
Compresion MPa
Traccion MPa
Tensiones en el cajon
Tensiones en la losa
flechas m -0.329 -0.988 -1.577 -1.030 -0.639 -1.338 -1.528
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4.71
-7.49
fcd/5 3.3
fcd/2 8.3
fcd 16.7
fck 25.0
Compresion MPa
H18: Pretensado de 1m en cables de retenida
4.71
-7.49
fcd/5 3.3
fcd/2 8.3
fcd 16.7
fck 25.0
Compresion MPa
H18: Pretensado de 1m en cables de retenida
ANSYS/CivilFEM Applications
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CivilFEM INTRO Module Main Features
Material library & Section library Material library & Section library Easy Beam & Shell Postprocessor Smart Load Combination tool Code Checking & Design Shell/Solid Reinforcement Reinforced and mass concrete cracking / crushing Seismic tools Composite sections Export-Import of solid & beam sections Export-Import of solid & beam sections Connection with SAP2000 HTML and Excel connection
C3 ( ) Integration with FLAC3D (advanced soil mechanics)
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CivilFEM Setup Options
Intuitive definition of any units system
Most international codes implemented
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ANSYS/CivilFEM Material Library
Nonlinear / Time Dependent Material Properties
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CivilFEM Material Library
ANSYS & CivilFEMANSYS & CivilFEMmaterial editingfrom one window
Automatic updating of
Generation of user-defined material
library
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Automatic updating oftime dependent material properties
CivilFEM Material Library
A complete library of Code materials: A complete library of Code materials:– CEB-FIP Model code– Eurocode No.2– Eurocode No.3– ACI 318 - 05– AISC– British Standard
UNE– UNE– ASTM– EHE– EAEA– Chinese code GB-50010– Chinese code GB-50017– Brazilian Code NBR6118– Indian Standard 456– Russian Cπ 52/101/03
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User Material Library
The material properties are stored in a file named by the
useruser
Possibility of adding user databases in CivilFEM’s
material library.
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CivilFEM Material Library
Birth time
User defined material name
of materials
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CivilFEM Material Library
Non-LinearMaterials
With time-dependent t i l ti
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material properties
Simulation of Construction Process
Perform real time construction process analysis Perform real time construction process analysis(Material birth and death)
• Distinguishing characteristic of CivilFEM:— Time of birth.
• Construction Process through material definition — (Activation and Deactivation time).
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CivilFEM Material Library
Visualization of time-dependent material properties
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CivilFEM Material Library
Advanced Concrete Modeling Advanced Concrete Modeling— Interface for SOLID65 element (non linear reinforced concrete element)
properties definition
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CivilFEM Material Library
Advanced Concrete Modeling Advanced Concrete Modeling
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CivilFEM Material Library
Advanced Concrete Modeling Advanced Concrete Modeling— Simplified and Accurate Creep Modeling
) St b t th da) Step by step method b) Effective modulus method
American Code ACI 209R 92—American Code ACI 209R-92—EHE—CEB -90 CODE—EUROCODE 2
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CivilFEM Material Library
Structural Steel
Thickness dependentdiagram and g
properties
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CivilFEM Material Library
Soils and Rocks Library Soils and Rocks Library
— Library with mechanical, elastic and plastic propertieselastic and plastic properties of characteristics soils and rocks (around 100).
— Defining, editing and modifying material laws not included in ANSYS (Atterberglimits Hoek & Brownlimits, Hoek & Brown coefficients, etc).
— Correlations among— Correlations among geotechnical parameters from tests results (elasticity module versus Standard Penetration T t (SPT) t )
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Test (SPT), etc)
CivilFEM Material Library
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CivilFEM Materials – Command Block Example
CivilFEM Material Library and Units commands Accessed via GUI, y ,via commands or in Workbench via Command Block
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ANSYS/CivilFEM Automation
Standard and User Defined Sections / Geometry Generation
a2
t 22 t
y
z
b1
t 22 t 21p21
p22
s31
1
p1
11
t 31
hL
vL vCL
hCL
hCU
vCU
t 41
vU vUr
hU hUr
vCUr
hCUr
hCLr
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Tri-cell box section definition
a1
p11t 11
1
p12
a /20
vCLr
CivilFEM Sections Explorer
Definition of any type ofcross sections using a single
window
Compose cross sections by merging
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Hot Rolled Shapes Library
Addition of
Quick search of adequate shape
Addition of user defined
hot rolled shapes
“Library of more
than 4,000
shapes”
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Hot Rolled Shapes Library
Up to 3
Automatic search of
appropriate hproperties with
maximum and minimum values can be specified
shape
in the search
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User Hot Rolled Shapes Library
Introduction of user’s own hot rolled shapes library into CivilFEM library by reading
a file or by menuf y
Just define the shape and dimensions of the section
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User Hot Rolled Shapes Library
Mechanical properties are automatically calculated
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Steel Sections by Plates
Any generic cross section shape can be defined
User friendly definitionof plate properties that
forms the section
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Steel Section Edition
You may define a section reading its properties from library You may define a section reading its properties from library
Then you can modify its dimensions redefining this section as “section by dimensions or b plates”dimensions or by plates”.
And you can even edit its plates to transform the section from an existing one (changing dimensions).
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Sections by Dimensions
Automatic definitionof section shape
Automatic definition of preliminary
reinforcementf
Helpful information aboutthe section geometry
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Capturing 2D Sections
An easy way to define any generic composite beam section from a 2D
ANSYS meshed drawing - each element corresponds to a subgridYou can change corresponds to a subgridthe material of any
subgrid
Each subgrid adopts initiallythe material assigned
to its corresponding element
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User Database of Cross Sections
The cross section dproperties are stored
in a file named by the user
Properties of the cross section are read and
listed in the active code and unit system.
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Section Merging
It’ ibl t t ti iti f t i ti ti
The merged
It’s possible to create a section as a composition of two existing sections.
section will take into account all the properties of the t i iti l titwo initial sections.
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Variable Cross Sections & Beam Offsets
Cross sectionnumber The user can define
offsets when the ffsection’s center of gravity does not
coincide with the node location
Tapered beams
Real constant list
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Real constant list
ANSYS/CivilFEM Beam Results
Example Beam Results from Example Beam Results from CivilFEM— Shear— Peak Stress— Section Data
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ANSYS/CivilFEM Code Checking & Design
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ANSYS/CivilFEM Code Checking & Design
Example Code Checkp— Load Combinations Wizard— Pass / Fail
Safety Factor Plots— Safety Factor Plots
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Bridge Module Main Features
Concrete Creep and Shrinkage Concrete Creep and Shrinkage Bridge layout modelling (in plan and elevation view) Utilities for generating common bridge sections and
la o t designlayout design Geometric and finite element model generation for
either Beams or Shells or 3d Solid elements Loads Generation
— Overloads— Moving loads (vehicle’s editor)— Utility for Prestressed forces input— User loads
Automatic Loads combination Simulation of construction process
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CivilFEM Bridge Module
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Bridge Cross Sections
Create different bridge section using the CivilFEM Create different bridge section using the CivilFEM
SECTION 1: BOX
SECTION 2 6
SECTION 1: BOX
SECTION 2: 6 HOLES
SECTION 3: 7 HOLES
SECTION 4: 6 HOLES
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Bridge Components
ANSYS/CivilFEM allows a detailed analysis of piers, y p ,cross bracings, diaphragms, etc.
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Loads Generation (Traffic Loads)
Vehicles: Rigid (truck) or flexible (train, adaptable to the path)g ( ) ( p p ) User friendly path definition: road surface and road axis are automatically
detected by the program
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Loads Generation (Prestressing Cables)
Definition of points along the cable’s path (automatic adjustment of the Definition of points along the cable s path (automatic adjustment of the points using splines)
Introduce the tensile force at specific locations in the tendon’s pathA tomatic transfer of the cable action to the str ct re Automatic transfer of the cable action to the structure
P' 1 P'N
P
P
PP
P1
2
k+2k+1
NPk
OP
Rz
MRz
MR Kfz
T1
1
3D spline generation x
RMR
y
x
c.d.g.R
y
Kfx
Kfy
T2
2
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Transmision of the cable actions to the model
Cable Stayed Bridge Wizard
Nonlinear Construction Process Analysis: Nonlinear Construction Process Analysis:
YX
Y
XY
Z
XZ
XZ
MN
MX
XY
Z
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3D Tendon Geometry Editor
Allows the definition and editing of the geometric and strength properties Allows the definition and editing of the geometric and strength properties of all tendons. Edited is either graphically or by coordinates. All features can be driven via commands.
Tool Bar
Elevation
Object Tree
Elevation View
Info/Edit Window
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Plan View
Prestressed Forces, Moments & Stresses
Stresses in the support and in the middle of span.
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Geotechnical Solutions
Nonlinear Materials Nonlinear Materials Slope Stability Seepage Earth Pressure Pile Wizard Retaining Wall Wizard Tunnels Water Table
Definition of
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each layer property
Geotechnical Module Capabilities
Geotechnical properties library for soils and rocks Geotechnical properties library for soils and rocks Foundations (Pile/micro pile cap) Retaining wall generation and design (Sheet Piles) Underground structures (tunnels) Slope stability analysis Seepage analysis Integration with FLAC3D (available in CivilFEM INTRO)
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Geotechnical Module Capabilities
Large 3d Nonlinear Material Finite Element Modeling Large 3d Nonlinear Material Finite Element Modeling
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Deep Foundations
Pile Cap Wizard: Pile Cap Wizard: — Automatic generation of rectangular, polygonal or circular pile groups
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Foundations & Dams
Footing and continuous foundations: Footing and continuous foundations:— - 2D/3D soil-structure interaction models
Dams
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Wizard for Tunnel Design
Tunnel section PLOT NO. 1-909.174-878.511-847.848-817.185-786.522-755.859-725.196-694.533-663.87-633.207
COL 3
Tensión vertical. Frente de avance
Longitudinal Section
Vertical Stress. Tunnel Advancement
Forces and Moments on Concrete
COL 1
COL 2
PLOT NO. 1-.018494-.014481-.010468-.006455-.002443.00157.005583.009596.013609.017621
COL 2
Forces acting on Movimiento vertical. Frente de avanceVertical Movement. Tunnel Advancement
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concrete tunnel LongitudinalSection
Underground Structures (Tunnels)
Element Birth and Death capability (non-linear construction sequence Element Birth and Death capability (non-linear construction sequence analysis)
1
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11CERROGORDO
ANSYS/CivilFEM Nuclear Applications
Nuclear codes : Nuclear codes : — ACI 349.— ACI 359 Sec. 3 Division 2.— ANSI/AISC N690.— ASME B&PV Code Section III, Subsection NF.— AISC Code ASD 9th Edition
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CivilFEM ACI 359 Code Checking
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ACI 359 Code Check Example
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Solid to Shell Data Mapping
Solution Results and Design Results Solution Results and Design Results
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ANSYS/CivilFEM Nuclear Applications
Analysis of concrete nuclear facilities, including determination of stresses in t d b i h ll/b i k l t bj t d t i l h / bconcrete and rebar in shell/brick elements subjected to in-plane shear/membrane
forces and biaxial bending moments.
Able to model any structure inside a nuclear plant including: Able to model any structure inside a nuclear plant including: — Generator pedestals— Pipe support systems— Cable traysy— Containment buildings— Pressure vessels— Underground waste storage tanks
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Seismic Analysis
Push-Over Analysis100º110º120º130º
AASHTO LRFDBridge Design Specifications
N /CivilSYS FEM
2 50E 01
3,00E-01
3,50E-01
4,00E-01
4,50E-01
ADRS Format Spectrum
IPE 100
55
2.5
40
5
15
6060
CANADA
100º110º120º130º
50º
Bridge Design Specifications (Western USA)
5,00E-02
1,00E-01
1,50E-01
2,00E-01
2,50E-01Sa Con rigidizadores
40
15
5
8060
505
5
5
2.5
2.5
5
2.5
2.5
40º
30º
AAcceleration Coefficient
Seismic Zone
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0,00E+000,00E+00 1,00E-02 2,00E-02 3,00E-02 4,00E-02 5,00E-02 6,00E-02 7,00E-02 8,00E-02
SdTropic of Cancer
52.5
MÉXICO
1
2
3
4> 0.29
> 0.19 and < 0.29
_> 0.09 and < 0.19
_
< 0.09
_
Example SAP to ANSYS Model Conversion
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Example SAP to ANSYS Model Conversion
SAP2000SAP2000
ANSYS Modal Analysis
y
z
y
SAP ANSYS
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