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Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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About MIDAS IT
The worlds leading engineering solutions and services provider setting the platform
in engineering advancement and development through MIDAS technology
MIDAS IT is taking flight with endless passion and devotion to provide technological solutions worldwide
We Analyze and Design the Future01
MIDAS Information Technology Co., Ltd. develops and supplies mechanical/civil/structural engineering software and provides professional engineering consulting and e-Biz total solutions. The company was officially incorporated in year 2000, and currently employs 260 global developers and engineers with extensive experience. MIDAS IT also has corporate offices in US, China, Japan, and India. There are also global network partners in over 40 countries supplying our engineer-ing technology. MIDAS IT has grown into a world class company.
MIDAS IT is dedicated in becoming the worlds best engineering solutions and services provider on grounds based on vision, trust, and respect between our employees and our clients. We believe that true happiness can be achieved between our employees and our clients through our world-class solutions, and we will put our endless efforts to make this into reality. MIDAS IT is taking flight with endless passion and devotion to provide the technological solutions worldwide for the purpose of bringing true happiness all over the world.
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History of MIDAS IT
1989.10 POSCO group established MIDAS IT
2000.09 Incorporated MIDAS IT (newly established by POSCO Group) (September 1, 2000)
2002.04 Entered into strategic alliance and distribution agreement with KKE, Japan
.11 Founded MIDAS China in Beijing
2003.01 Founded MIDASoft in Seattle, USA
2004.03 Strategic alliance and distribution Agreements (JCRC-Japan, USA, Canada, UAE, Iran, Bolivia & Thailand)
2005.04 Founded MIDAS China in Shanghai
.11 Strategic alliance with TNO DIANA, Netherland, and entered into distribution agreement for USA/Europe
2007.07 Strategic alliance with NEi Software, USA
2008.04 Founded MIDAS India (Mumbai, MIDAS R&D Centre India Pvt., Ltd.)
.04 Founded MIDAS Japan, Tokyo
.05 Strategic cooperation agreement with KKE, Japan in the mechanical engineering field
We are competing in the world market with
our self-developed technology
www.MidasUser.com 02
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MIDAS IT China / BeijingRm.1307, 13th Floor, Fangyuan 56(Yi),Zhongguancun Nan da Jie HaidianDistrict, Beijing, ChinaTel. +86 010 51658210
MIDAS IT India / Mumbai804 & 805, 8th Floor, Maithili's Signet,Plot No. 39/4, Sector 30A Vashi,Navi Mumbai 400705Tel. +91 22 6721 1001~3
MIDAS IT Japan / TokyoAkiba-mitakikan 8th fl., 4-5-5Sotokanda, Chiyoda-ku, Tokyo,101-0021, JapanTel. +81 3 5207 6388
MIDASoft USA / New York5 Penn Plaza, Suite 2324New York, NY 10001, USATel. +1 212 835 1666
We Analyze and Design the Future03
Canada
SacramentoDallas
VietnamThailand
Malaysia
IranUAE
Branch OfficesHeadquarters Sales Office
Egypt
ItalyGreece
UK
LithuaniaRussia
Puerto Rico
Bolivia
Brazil
China(Beijing)
GuangzhouShanghai
India(Mumbai)
MIDAS IT(Seoul)
Europe(Netherlands)
USA(New York)
Chengdu
Shenyang
Japan(Tokyo)
MIDAS IT is growing globally with
corporate offices and network
channels in over 40 countries
worldwide. MIDAS IT focuses on
technological expertise with a
global workforce.
Global Network
Center of technological expertise with global professionals,
MIDAS IT has over 40 network channels worldwide
SloveniaCzech RepublicPoland
Taiwan
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Introduction to MIDAS Family Programs
Nastran FXTotal Solution forTrue Analysis-Driven Design
midas FX+General Pre & Post Processorfor Finite Element Analysis
midas CivilIntegrated Solution System for
Bridge and Civil Structures
midas PierPier Automatic Design System
midas DeckPier Automatic Design System
midas FEAAdvanced Nonlinear and
Detail Analysis System
midas AbutmentAbutment Automatic
Design System
midas GenIntegrated Design System for Building and General Structures
midas ADSShear wall type BuildingDesign System
midas SetStructural engineers tools
midas BuildingA revolutionary building specificdesign system with auto-draftingmodules
midas SDSSlab & basemat DesignSystem
midas GTSGeotechnical and
Tunnel analysis System
Soil+(CTC in Japan)
midas GeoXTemporary shoring & Settlement
analysis System for Excavation
www.MidasUser.com 04
Mechanical Bridge
Building Geotechnical
WorldHeight: 800 m, 160 floors
s tallest building to date
WorldTotal span: 8,206 m
s longest cable stayed bridge to date
Burj Dubai Tower (UAE)
Area: 78,000 sq. m.Allowed Capacity: 91,000 people
Beijing Olympic Stadium (CHINA)
Sutong Bridge (CHINA)
MIDAS Program ApplicationsAll MIDAS IT programs are being used
by engineers worldwide in the related
fields of mechanical/building/civil/
geotechnical engineering.
In the near future, to further grow as a
leading global engineering solutions
developer and provider, MIDAS IT
plans to expand its CAE software
solutions and technology to other
engineering and business fields such
as ship building, aerospace, electron-
ics, environment, and medical industry.
MIDAS Family Programs are advanced CAE (Computer Aided Engineering)
solutions that were developed using the latest technology
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Nastran FX provides more than 28 solutions for practical and accurate simulation.
* NASTAN is a registered trademark of NASA.
Total Mechanical CAE Solution for True Analysis-Driven Design05
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
Introduction to Nastran FX (NFX)
NFX has been proven in practice for
decades. It provides advanced analysis
solutions, such as contact analysis,
nonlinear analysis, and fatigue analysis
which are mounted on the base of
superior structural analysis features.
NFX with its renowned Nastran title,
provides highly reliable results for
complex analysis and design. Normal Modes
Buckling(Pre-Stressed)
Heat TransferThermal Stress
(Steady-State/Transient)Total Structural Analysis Solution
Linear Static(Linear Contact)
Nonlinear Static(Material/Geometry/Contact)
32, 64-bit Parallel Solver
Drop SimulationParametric Study
Dynamic(Time/Frequency/Random Vibration)
Fatigue AnalysisComposite Materials
Total Structural Analysis Solution
The Latest Nastran-Based Structural Analysis Solution
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Framework
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Integrated for the most convenient work environment
NFX provides a convenient working
environment where the pre/post-
processor and solver are seamlessly
integrated, and the windows
environment is based on the latest
graphics technology.
Undo/RedoUnlimited Undo/Redo
Works TreeProvides model data in
a tree structure anduseful functions fordata management
Context MenuProvides frequently
used menus dependingon selected entities
Properties WindowProvides various
information and anediting function Message Window
Provides various information and operation results in modeling
Tabbed ToolbarProvides categorizedtoolbar icons
Table WindowProvides input dataand result values inExcel-like tables
Unit ManagerProvides real time unitconversion
Task PaneProvides guides tostandard proceduresand offers quick access to correspondingfunctions
Work Window
www.MidasUser.com
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Element Library
1Drod, barpipecable, tube
2Dshell, bending only,membrane, plane straincomposite plate
3Dsolid, composites
Miscellaneousmass, spring, damper, bush, gap, weld, rigid, interpolation
Stress, displacement, factor of safety
Mesh density convergence error
Thermal stress and deformation due totemperature difference
Prestress
Cyclic symmetry
Linear surface contact
Subcase and subcase combination
Result coordinate transformation
CASI PCGLSS parallel solver
Millions of degrees of freedom analysis possible
Independent execution/analysis of solver
Natural frequency, mode shape results
Frequency range of interest
Modal participation factors, effective mass
Prestress
Lumped mass, coupled mass
Block Lanczos solver
Subspace method
Various mode combination methods (CQC, ABS, SRSS, DDAM)
Modal database (transient response, frequency response)
Modal correlation (MAC, MXO)
01. Linear Static Analysis02. Modal/Buckling Analysis03.
Heat Transfer Analysis
Steady-state, transient heat transfer
Linear, nonlinear heat transfer
Temperature dependent materialsmodel
Heat transfer conditionsconduction, convection, radiation,heat generation, heat flux,initial temperature, prescribed temperature
Temperature/time dependent conditions
Thermal contact (heat conduction)
Automatic time stepping
Thermal stress analysis automatic execution
Automatic temperature transferfor thermal stress analysis
Failure theoriesHill, Hoffman, Tsai-Wumaximum stress, maximum strainNASA LaRC02, Puck PCP
Supported in all solution types
3D composite solid
Automatic definition of sandwichlaminates
Stability index results
Individual ply and laminate minimum/maximum results
Various material orientation(Angle, coordinate system, vector, etc)
Property matrix (A, B, D) calculation
Transient response, frequency response, random vibration
Spectrum response, complex eigenvalue
Enforced motion
Direct method, modal method
Linear, nonlinear dynamic analysis
Automatic time stepping
Prestress
Modal database
Various damping types (Modal, structure, materials, Rayleigh)
DMIG (Direct Matrix Import & Export)
Reduction (Guyan, Craig-Bampton)
04. Dynamic Analysis05. Composite06.
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True Nastran Technology
A highly reliable solution,
developed with the renowned NASAs Nastran technology
Total Mechanical CAE Solution for True Analysis-Driven Design
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Initial mesh Convergence error Auto updated mesh Thermal deformation/stress analysis using temperature result of CFD analysis
Contact Analysis07. Nonlinear Analysis08. Fatigue Analysis09.
Drop Test10. Adaptive Analysis11. CAE Gateway12.
Total Solution for Structural Analysis
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The latest total structural analysis solution,
mounted with practical advanced analysis functions
Contact TypesSurface to surface, surface to edge contactGeneral, welded, rough, and bi-directionalsliding contactFriction coefficient, stiffness scaling, offset
Various contact defining functionsElement based automatic surface contactgeneration, geometric model, element groupunit defining, definition of element surface with selection
Linear contact (linear static, modal)Welded, offset welded contact
Thermal contact
Contact force and stress result
Easy data input for specific functionsInitial velocity/acceleration of drop, drop direction, distance
Total time and time steps are automatically calculated basedon natural frequency
Contact surface, automatically defining initial condition
Nonlinear dynamic analysisexecution (Consider contactand geometric nonlinear)
Automatic time/load stepping
Convert CFD and other CAE product results to the loadInterpolate data for dissimilar mesh in-between, convert force, displacement, temperature, pressure, etc.
MoldFlow injection molding model/result interfaceInitial condition application of residual stress result, solid, shell (composite), etc.
ABAQUS and other CAE software interface
General-purpose interface using standard Nastran format
Calculate convergence error from mesh density
Re-meshing based on density and mesh convergence errors
Automatic re-meshing and iterative analysis by analysis wizard
Geometry nonlinearLarge displacement, large rotationfollower force
Material nonlinearElasto-plastic, nonlinear elastic, thermo-elastic, hyperelastic, creepVon Mises, Tresca, Mohr-Coulomb, Drucker-PragerHardening behavior (isotropic, kinematic, combined)
Nonlinear contact
Nonlinear dynamic analysis
Nonlinear buckling analysis
Automatic load stepping
Various iteration scheme andconvergence criteria
Convergence status and intermediate results
Time domain fatigue analysisTime dependent load/stress historyMaximum/minimum/average stressTarget(boundary nodes, whole nodes,selected nodes)Rainflow countingMean stress correction(Goodman, Gerber)damage, fatigue life cycle
Frequency domain fatigue analysis(vibration fatigue) Random stress/strain historyVon Mises RMS stressDamage, fatigue life cycle, bi-axiality ratio
www.MidasUser.com
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Select analysis type
Import CAD data
Set boundary conditions
Assembly model importset boundary condition on fixed part
Define load Auto mesh & Auto-contact between parts Result evaluation
Set loads
Assign analysis case and execute analysis (mesh density, contact, iterative analysis, etc.)
Main results verification(displacement, stress, factor of safety, etc.)
Define and assign materials
Analysis Types
1
2
3
4 5 6 7
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Analysis Wizard
Linear static, modal, buckling, heat transfer, and drop analyses.
Analysis wizards help produce results in a short
period of time for designers and beginners
NFX provides the analysis wizard so
that designers and beginners may
quickly and conveniently execute
the five primary practical analyses.
Total Mechanical CAE Solution for True Analysis-Driven Design
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Initial CAD model Analysis execution of initial model
Dimension parameter changes
VBA Script window Shell model created using VBA script
Changes in stiffener number, position, and shell thickness as a result of script modification
Analysis execution and result examination, comparisonRe-meshed model and re-analyzed result
with modified dimensions
CAD Interface and Parametric Study
Parasolid, STEP, IGES
CATIA V5, UG, Pro/ENGINEER, SolidWorks, SolidEdge, Inventor
VBA API
Customizing the program for designers and novices
Parametric study
Automation of routine task
Co-work with other programs like MS-Excel
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Parametric study and application for
the most ideal design, and automation of VBA API
NFX provides the parameter control function of CAD model that uses mainly CAD API which allows the
CAD models dimensions to be easily modified and makes the parametric analysis possible. Using the
parameter tree, property window, and parametric analysis table, the analysis models auto re-meshing
due to dimension changes and the most suitable dimensions for the design targeted values can be found
easily.
NFX provides the API in the VBA programming language that anyone can easily learn, and customization
of the product is possible for purpose-based and automation of repetitive work process.
www.MidasUser.com
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Primitive - Box, cylinder, sphere, torus, cone
Extrude, revolve, sweep, loft
Fillet, chamfer, offset
Trim by surface/curve, fuse, sew
Boolean operations
- unite, intersect, subtract
Imprint of point and curve on surface
Various non-manifold modeling functions Create profile
Various shapes and hole sizes by trim and surface split by line Trim 2 surfaces based-on intersection line Connection of stiffners using sew andfuse functions of surface
(Non-manifold surface creation)
Extrude solid Copy solid Boolean operation Create profile Create holes (Defined depth) Draw profileCreate holes(Through-all)
Solid Modeling Example
Geometry Modeling
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Provides mid-range level of
CAD modeling functions for various geometry
NFX provides mid-range CAD level
modeling functions for various and
practical surfaces and solids.
Total Mechanical CAE Solution for True Analysis-Driven Design
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Split solid by surface
Merging of silver surface or short edges Removal of holes (Entire, select, diameter, perimeter, area, etc.) Various cleanups (Integrity, complexity, continuity,topology check and modify)
Solid face extraction base on corner angle(Extract inner/outer faces)
Shell Mesh generation
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Geometry Modeling
Topology examination, modification
Find/delete small surface, line
Surface continuity check, modify
NURBS surface simplification
Tolerance optimization
Elimination of interior points and holes
Measure: Area, length, distance, angle
Using the various geometry operations/
manipulation and cleanup functions will
be more convenient with NFX in creating
the final geometric model for the actual
analysis from the CAD data.
www.MidasUser.com
Provides the cleanup functions for the CAD geometric modelNastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Mesh Generation
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Solid Mesh generation with Auto-Meshing
Shell Mesh generation with Auto-Meshing
Mesh(hexa, penta) generationwith Map-Meshing
Symmetrically generated mesh Combined mesh of solid, shell, frame elements(Frame section displayed)
Smoothtransition ofelement size
Pattern Application
Surface Auto-Mesher - Loop, Grid, Delaunay
Solid Auto-Mesher - Delaunay
Map-Mesher - Transfinite interpolation - Sweeping
Manual mesh extraction - Extrude, revolve, sweep, project, offset, fill
Element based re-meshing
Interior point, line considered mesh generation
Capable of assigning inner mesh density
Offset element generation near inner/outerboundaries
Geometry shape considered adaptive seed generation
Provides various mesh generation methods to
easily create the most suitable mesh
NFX provides various mesh generation
methods for experts and novices to
easily create the optimal mesh for
analysis.
Total Mechanical CAE Solution for True Analysis-Driven Design
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Mesh group management and manipulation(Color: group identification, Check box: display/non-display,
explorer method of management)
2D/3D mesh generation using protrusion(Extrude, revolve, offset, project, fill, sweep, etc.)
Normal direction check and alignment(element normal, element coordinate system, etc.)
Complex model (NURBS geometry)
Analysis modelGraphic-based mesh quality check
Parametric Meshing
Non-parametric Meshing(Element based remeshing)
Mesh Generation
Auto mesh generation by assembly parts - Group management in a similar environment like windows explorer
Mesh check - Free Edge, Free Face, Non-manifold edge
Mesh quality examination - Aspect ratio, skew angle, taper, warpage, twist, collapse, Jacobian ratio
Element coordinate system check and manipulation
Division of element pattern
Node/element renumbering
Providing practical functions and various management and
verification functions to create high quality meshes
NFX provide mesh improvement and
manipulation functions to create high
quality meshes, and various
management and check functions to
easily manage complex models.
www.MidasUser.com
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Various graphic visualization
Iso-surface and iso-surface based decomposition display
Slice display of any surface Contour with vector display by clipping
Evaluation of assembly models results by virtual transformation of parts
Post-processing
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Providing a variety of post-processing result display functions
applied with the latest graphics technology
NFX provides various post-processing
result display functions applied with
the latest graphics technology to
accurately verify the results of even
complex models.
Total Mechanical CAE Solution for True Analysis-Driven Design
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Result figures table (data compatible with MS-Excel) and 24 kinds of result graphs
Node/element result probe and tag display
Analysis report generation function(Various options provided)
Automatically generated analysis report (MS-Word format)
Result distribution/change graph at any line
MS-Excel(Copy & Paste)
Result graph generation
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Post-processing
Providing result organization function and
graph for the purpose of practical result evaluation
Using the NFX post-processing will
allow efficient execution of the next
work process such as the analysis
report after the analysis.
www.MidasUser.com
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Analysis Case to execute, compare/review results for various analyses in single projects (Tree structured Drag&Drop
method of intuitive user interface) Numerical results table and graph of Modal AnalysisAssemblys modal analysis using
sliding contact
Subcase definition and various combination
Drag & Drop
Fast and accurate linear analysis and various design-purpose
results using the superior Nastran elements and high-performance solver
Linear Static Analysis
Linear stress, displacement and factor of safety calculation
Linear surface contact support: automatic/manual definition, welded, sliding, offset, etc.
Prestress, cyclic symmetry condition
Various loads, boundary conditions - Load: Self-weight, centrifugal, nodal force, moment, temperature, pressure, beam load, remote load, bolt preload
- Boundary condition: constraints, symmetry condition, MPC condition, pin/bolt connection
GUI Method of subcase definition/combination and result operation/result coordinate transformation
Outstanding analysis speed: CASI PCGLSS Solver, NASA VSS, PSS solver, singular execution of solver support
Practical analysis result (convergence error by mesh density and relative displacement, etc.)
Natural Frequency, Mode shape, modal participation factors, effective mass (ratio) result and calculation error
Eigenvalue range calculation and normalization method assignment (modal mass, maximum displacement)
Linear contact support: automatic/manual, welded, sliding, offset, etc.
Linear/nonlinear prestress, cyclic symmetry condition
Lumped mass, coupled mass
Various modal summations: CQC, ABS, SRSS, DDAM, etc.
Modal Correlation (MAC, MXO)
Modal database (modal transient response, modal frequency response, analysis time reduction)
Automatic creation of subcases (static analysis + eigenvalue analysis) for buckling analysis
Modal/Buckling Analysis
Large complex models can be rapidly and accurately analyzed using the high performance parallel
processing solver (CASI PCGLSS) and the auto-contact functions.
A fast Eigenvalue analysis is possible for a large-scale model using the parallel Block Lanczos solver,
and a database to input/output modal analysis results for effective dynamic analysis execution is
provided.
Total Mechanical CAE Solution for True Analysis-Driven Design
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Stacking sequence definition dialogue(MS-Excel compatible)
Analysis of composite slide
Structural analysis of composite blade for wind turbine
Linear static analysis (Maximum failure index of composite)
Geometric nonlinear analysis
Nonlinear analysis of composite beam (Progressive ply failure)
Ply maximum/minimum results (Contour, Iso-line)
Ply result graphby element
Preview oflaminate
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Composite Materials Analysis
Failure theory: Hill, Hoffman, Tsai-Wu,maximum stress, maximum strain, NASA LaRC02, Puck PCP
Auto-definition of sandwich laminated composite materials
Stability Index results for Wrinkling, Dimpling, and Crimping
Various material orientation(angle, coordinate system, vector, geometry shape coordinate system, etc.)
Property matrix (A, B, D) calculation/provided
Practical composite material results
Nonlinear composite material analysis (progressive ply failure analysis) support
Modeling and analysis of composite materials
using intuitive GUI and specialized functions
NFX supports intuitive composite
materials defining GUI and 3D
composites.
www.MidasUser.com
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Compression beadingof aluminum tube
Nonlinear analysis of a weatherstrip (Hyperelastic material model)
Nonlinear analysis of rubber membrane (Hyperelastic material model)
Post-buckling analysis of a tube
Press forming simulation
ROPS analysis of a car body frame
Geometry Nonlinear - Consideration for large displacement, large rotation, differential stiffness using the updated Lagrangian - Follower force: pressure, force, moment, etc.
Material nonlinear - Material model: elasto-plastic, plastic, nonlinear elastic, thermo-elastic, hyperelastic, creep, etc. - Yield criterion: Von Mises, Tresca, Mohr- Coulomb, Drucker-Prager - Hyperelastic material model: Mooney-Rivlin, Neo-Hookean, Ogden - Hardening behavior: isotropic, kinematic, combined
Contact Nonlinear - Complete 3D surface to surface, surface to edge contact - Contact behavior: general, welded, sliding, rough contact, friction/offset
Restart using nonlinear database
Automatic load stepping
Various iteration scheme, stiffness updatemethod and convergence criteria
Continuous application of load condition changes using subcase (behavior/result accumulation)
Convergence status and intermediate resultsduring analysis
Nonlinear Analyses of advanced materials, geometry, and contact,
providing superior convergence and practicality
NFX provides nonlinear analysis for
material, geometry, and contact with
outstanding convergence.
Nonlinear Analysis
The NFX nonlinear analysis function does not introduce 3rd party solvers to the Module.Nonlinear solver is developed based on the original Nastran code.
Total Mechanical CAE Solution for True Analysis-Driven Design
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Spinal implantsnonlinear contact analysis
Linear contact (welded behavior) Nonlinear rough contact (separation)
Medical stent
Contact analysis of contact sensor
Auto-connection of free edge using edge to surface auto contact
Twisted Cable
CV Joint boot sealscontact analysis
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Complex assembly model analysis using auto-contact by solver
Linear, nonlinear contact analysis
suitable for complex assembly models and nonlinear contact
Contact Analysis
3D surface to surface, surface to edge contact
Contact definition method - Auto-search by solver (search distance assignment), contact wizard, manual, etc.
Contact behavior - General, welded, rough, bi-directional sliding contact
- Friction coefficient, stiffness scaling, offset, maximum penetration
Simultaneous behavior for translation androtation
Contact force and stress results
Thermal contact (conduction betweendiscontinuous parts )
NFX provides the latest contact
analysis function suitable for complex
assembly models and nonlinear
contact behavior analysis.
For all analyses, using the contact
surface auto search function by solver
will easily assign the contact
conditions for even complex assembly
models just by placing a check in
options.
www.MidasUser.com
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Heat transfer analysis of BLU chip (Thermal contact application on hexahedron/tetrahedron mixed mesh)
Temperature change due to Line heating (Heat flux definition due to time function)
CFD analysis(Temperature calculation)
Blast furnace refractorywall analysis model
(Gap consideration: contact condition application)
Temperature distribution
calculation byheat transfer analysis
Discontinuous stressdistribution
Thermal expansion analysis by structural analysis(Discontinuous deformation
by Gap)
Thermal deformation and thermal stress calculation by static analysis of NFX
Structuralanalysis model
Heat Transfer/Thermal Stress Analysis
Steady-state, transient heat transfer analysis
Linear, nonlinear (temperature dependentmaterial model and conditions)
Heat generation, conduction, convection, radiation, heat flux, initial temperature, fixed temperature condition - Time/temperature dependent definition - Thermal contact (conduction between discontinuous parts)
Automatic time stepping support for transient heat transfer analysis
Supports thermal stress analysis for temperature analysis results from other CFD program - Auto interpolation, conversion of temperature results between dissimilar mesh
Convenient completion of heat transfer and thermal stress analysis
with just one simple analysis execution
NFX provides practical steady-state/
transient heat transfer analysis and
thermal stress analysis functions. The
thermal stress analysis is provided as
an independent analysis case, so with
one analysis execution, the temperature
results due to heat transfer and thermal
stress may all be obtainable.
Total Mechanical CAE Solution for True Analysis-Driven Design
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Dynamic behavior analysis of transport equipment for base excitation (Frame model, transient response analysis)
RMS result by random vibration analysis of PCB(Complete behavior processing of discontinuous hexahedron mesh
with auto contact condition applied)
Dynamic analysis of earphone vibrating plate (Modal analysis, frequency response analysis)
Frequency response analysis of DVD-ROM actuator for magnetism(Applying connection to hexahedron/tetrahedron combined mesh contact condition)
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Dynamic Analysis
Linear/nonlinear dynamic analysis by direct method and modal method - Transient response analysis - Frequency response analysis - Random vibration analysis - Spectrum response analysis - Complex eigenvalue analysis - Enforced motion
Various damping: modal, structural, material, viscosity, Rayleigh, frequency dependent, etc.
All static loads can be applied dynamically
Automatic time stepping
Analysis time reduction using modal databasefunctions - Dynamic analysis using result DB of modal analysis
DMIG (Direct Matrix import and Export)
Nastrans outstanding and highly trusted dynamic analysis
for practical purposes
NFX provides the high performance and
highly trusted Nastrans dynamic
analysis functions upgraded for
practicality.
www.MidasUser.com
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Static analysis using auto contact function and fatigue life evaluation of medical stent Integrated analysis performance and result evaluation Various results graphical display
Bellows fatigue life evaluation for compression and tension cyclic behavior
Supports manual editing batch analysis execution and results graphs
Fatigue Analysis Nastran Editor
Convenient fatigue/durability evaluation with
minimal required data input
Fatigue analysis of time domain - Fatigue analysis due to time dependent load/stress history - Assigning analysis entity (entire nodes, surface nodes, selection, etc.) - Rainflow Counting, Mean Stress Correction - Damage, fatigue life cycle
Vibration Fatigue Analysis - Statistical fatigue analysis for random stress/strain history - Life, damage, bi-axiality ratio output
NFX provides fatigue/durability review function independently in the post-processing.
The fatigue analysis can be easily executed with the minimal required data input, and the structural
analysis that used to end with the strength review has expanded to review the durability as well.
NFX provides an editor that easily and conveniently creates and modifies the solver input files.
Using the Nastran input file, the analysis can be executed in the editor. Therefore, it can be used conve-
niently and effectively for analysis using the original Nastran input file, repetitive analysis for simple
data changes, and batch analysis for several models.
Total Mechanical CAE Solution for True Analysis-Driven Design
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Solid element6,858,000 degrees of freedomAnalysis time: 2.76 hoursIntel Xeon, 2.4 GHz CPU, 2GB RAM32bit solver
Linear static analysis of an crank shaft
Solid element10,963,000 degrees of freedomAnalysis time: 3.58 hoursIntel Itanium 2, 1.0GHz CPU, 6GB RAM64bit solver
Linear static analysis of a cargo ship
Solid element1,000,000 degrees of freedomAnalysis time: 10.1 hoursDual Intel Xeon, 3.0GHz CPU, 16GB RAM64bit solver
Nonlinear contact analysis of a twisted cable
Solid element2,600,000 degrees of freedom, 75 modesAnalysis time: 5.8 hoursDual Intel Xeon, 3.0GHz CPU, 16GB RAM64bit solver
Normal modes analysis of a piston assembly
Shell element1,230,000 degrees of freedom, 100 modesAnalysis time: 1.11 hoursDual Intel Xeon, 3.2GHz CPU, 3GB RAM32bit solver
Modal analysis of SUV
Shell element3,163,596 degrees of freedom, 75 modes usedAnalysis time: 5.7 hoursDual Intel Xeon, 2.66GHz, 3GB RAM32bit solver
Modal transient response analysisof automotive frame
Shell element3,163,596 degrees of freedom, 75 modes usedAnalysis time: 3.2 hoursDual Intel Xeon, 2.66 GHz, 3GB RAM32bit solver
Modal frequency response analysis of automotive frame
Shell/frame element358,000 degrees of freedom, 100 FrequencyAnalysis time: 2.1 hoursDual Intel Xeon, 3.0 GHz, 16GB RAM64bit solver
Frequency response analysis of a satellite (direct method)
High performing state-of-the-art parallel solver even for
large-scale models
NFX mounts the world-class CASI
PCGLSS on the Equation Solver which
is the core of the solver performance.
(both 32bit and 64bit supported)
The CASI PCGLSS solver of NFX
provides superior analysis perfor-
mance for large-scaled solid models,
and parallel processing is possible in
the multi-core system.
For direct solver, the 32bit VSS solver
and the 64bit PSS solver are provided
which are based on the Vector Sparse
Solver technology of NASA.
High Performance Parallel Solver
www.MidasUser.com
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Prompt product upgrade tailored at the clients request
Free training system (on/offline, customized training)
Technical support for initial practical application
- Customized tutorials and training support for practical models
Web-based remote technical support system
Various manuals, technical documents and practicalcase tutorials
Practical CAE training for beginners (Educational and Professional)
Free technical courses in the topics of interest
Various training/research support system for academia and educational institutes
Online training Practical Case Tutorials Regular technical seminars and technical course materials
We build and operate a systematic technical support
system to correspond promptly and accurately
Technical Support System for Customer Satisfaction End-User Training
MIDAS IT builds and operates a systematic technical support system to accurately and promptly
correspond to our customers inquiries or technical support requests.
Various online/offline training and technical support services are available, along with the NFX program,
to provide a total solution system for our center of customer-values.
The NFX Q&A service provides prompt reply within 24 hours of a customers inquiry related to thetechnical matters from the programs use. Also, for the security of a customers project, personalizationservice is provided.
Q&A Service
The NFX remote technical support service actively responds to the customers inquiry by sharinga customers PC screen in real-time with the technical support representative to resolve the inquired problems.It is MIDAS ITs differentiated technical support service.
Remote Technical Support Service
Total Mechanical CAE Solution for True Analysis-Driven Design
Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
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Nastran FXEasy, Accurate and Practical Solution for True Analysis-Driven Design
www.MidasUser.comFor more information visitSKn Technopark Tech-center 15th fl., 190-1 Sangdaewon1-dong, Joongwon-gu, Seongnam, Gyeonggi-do, Korea I TEL +82-31-789-2000 I FAX +82-31-789-2001
Copyright Since 1989 MIDAS Information Technology Co., Ltd. All rights reserved.
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