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transcript
NAFEMS Technical Working Group Overview
April 2016
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Analysis Management
• The NAFEMS Analysis Management Working Group has the remit to
produce, monitor and maintain; guidance, procedures and advice
relating to improving business practice and performance and best
practice with respect to the definition and execution of engineering
simulation.
• Twice monthly webex meetings
• Chairman – Chris Rogers, CREA Consultants
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Analysis Management
• Current Key Issues
– Currently working on a unified validation definition that fits with both the NAFEMS and ASME perspective on engineering analysis and simulation
• Publications in Progress
– An update to the Quality System Supplement• How to Design a QA system for Engineering Analysis that conforms to ISO9001
– V&V for Managers
– Why Do Verification & Validation
• Recent Working Group Presentations
– ASME Verification and Validation Symposium • NAFEMS – ASME Collaboration in Verification, Validation and Uncertainty
Quantification
– NAFEMS European Conference Coupled MBS-FEA
Applications• Interpretation of Verification and Validation for Engineering Simulation
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Composites
• The NAFEMS Composites Working Group was formed to create
awareness and education for the simulation of composites by gathering
independent information and providing independent analysis of
composites simulation capabilities and needs.
• Monthly online meeting
• Chairman – Ronald Krueger, NASA
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Composites• Current topics of interest
– Authors are in the process of being commissioned for a publication titled “How to Obtain Material Properties for Structural Analysis of Composites”
– Reviewing the NAFEMS professional engineer “Composites” technical area
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• Recent Activities
– The working group was responsible for the benchmark special edition on “composites”
– Technical Article Published in NAFEMS benchmark magazine “Development of Benchmarks Examples for the Assessment of Quasi-static Delamination Propagation Capabilities”
– Creation of a review of analysis tools used in the design and manufacture of composites
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Computational Fluid Dynamics
• The NAFEMS CFD Working Group is concerned with all aspects of
Computational Fluid Dynamics, including the flow of fluids (gases and
liquids), heat and particulate flows. All computational approaches are
included and the related technologies required whether for pre-
processing, solving or post-processing.
• Regular online meetings and face to face meetings
• Chairwoman – Althea De Souza, Quesada Solutions
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Computational Fluid Dynamics• Current Areas of Activity
– A review and update of the NAFEMS Professional Simulation Engineer Scheme CFD Technical Areas– Supporting the UK Institute of Mechanical Engineers (IMechE) Offshore Engineering Event –
Aberdeen, December 2015
• Publications in Progress– CFD Benchmarks– 2nd NAFEMS Workbook of CFD Examples– Radiation modelling for CFD– 1D CFD– Why do CFD Heat Transfer Simulations– Industrial Validation for CFD– Designers Guide to CFD
• Proposed Publications– Meshing for CFD– How to Postprocess CFD output
• Recent Publications – International Journal of CFD Case Studies Volume 11 – Compilation of Acoustic Abstracts
• Recent Activities – Hybrid RANS – LES Seminar – September 2015, UK
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Computational Structural Mechanics
• The NAFEMS Computational structural mechanics working group is
concerned with the branch of engineering that uses numerical methods
to calculate deformations, deflections, internal forces and stresses within
structures.
• Regular webex and face to face meetings
• Chairman – Adam Towse, Assystem
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Computational Structural Mechanics• Current topics of interest
– Issuing an ITT to seeking an author for:
• “How to model bolted and riveted connections”
– Issuing and ITT to seek an author for an update to:
• “How to perform contact analysis”
– Interest in commissioning an update to the Explicit FE Primer
– Interest in benchmarks/round robin study in the area of simulation tools used to model large deformations
– The CSMWG is currently reviewing a large number of the technical areas in the NAFEMS Professional Simulation Engineer Scheme
• Publications in Progress– Why Do Manufacturing Simulation
– How to model bolted and riveted joints
• Recent Publications – Determination of Material Properties
– How to Model Structural Concrete
• Recent Activities – Coupled MBS – FE Applications
– Emerging Methods Seminar
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Dynamics and Testing
• The NAFEMS Dynamics and Testing Working Group brings together
analysts and experimentalists to form a common body of understanding
in dynamics.
• Dynamic analysis is required when a load or excitation is varying with
time and the inertia of the structure is significant. In particular, the
possibility of resonance must be considered.
• Regular Meeting in person (UK)
• Chairman – Hugh Goyder, Cranfield University
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Dynamics and Testing
• Recent Activity and Topics of Interest
– The creation of a Wiki covering the area of dynamic analysis
– Currently commissioning a publication titled “Validation of a finite element model
using dynamic test data”
• Publications in Progress
– Why do dynamics testing as well as numerical modelling
– Dynamic test planning for analysts
– What can dynamic testing offer to simulation
• Proposed Seminars
– Practical aspects of structural dynamics
– Testing – Simulation correlation
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Education & Training
• The NAFEMS Education and Training Working Group is formed to
examine the education and training needs for all numerical analysts
and to provide information and documents to satisfy these needs.
• The Education and Training Working Group are responsible for
accrediting courses run by NAFEMS and other external agencies. In
addition the working group support the NAFEMS Professional Simulation
Engineer Scheme
• Regular Meeting in person (UK)
• Chairman – Adib Becker, Nottingham University
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Education & Training• Areas of Activity
– Reviewing feedback from NAFEMS courses to ensure that standards are maintained
– The working group are interested in commissioning self assessment tests that can be used as part of the
Professional Simulation Engineering scheme
– Members of the working group will be involved in reviewing the old NAFEMS publications with a view to
removing the outdated publications and reusing any useful content
– Webinar on multi-scale modelling
– Webinar on code compliance
• Publications in Progress
– How to analyse practical problems using FE software – Volume 2
– How to perform Dynamic FE Analysis
• Proposed Publications
– A layman’s guide to FEA
– How to model Crack Propagation
– How to model with Discrete Elements
• Recent Publications
– How to perform electromagnetic FE analysis
• Other Activities
– The working group are encouraging academic institutions to
gain NAFEMS approval
– The working group have supported the introduction of the NAFEMS Prize
“Best Project in Engineering Simulation” available to all Academic NAFEMS members
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Geotechnical
• The NAFEMS Geotechnical Working Group was formed with the aim of
developing guidelines for the practical application of numerical
methods in geotechnical engineering.
• Numerical analysis using finite element and finite difference methods
has become a mainstream design tool within geotechnics in the last
decade or so. This is due to the development of sophisticated yet
accessible computer programs that can realistically model the ground
and adjacent structures.
• Regular Meetings in person (UK)
• Chairman – Peter Scott, Buro Happold
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Geotechnical
• Recent Areas of Activity
– The working group are currently engaged with the COGAN project. This project is aimed at delivering an educational base of around 1000 competence statements in the area of geotechnical analysis
– The following publications have recently been commissioned or authored by the working group
• Validating numerical modelling in geotechnical engineering
• Obtaining parameters for geotechnical analysis
• How to undertake finite element based geotechnical analysis
• Publications in Progress
– Tunnels – FE Awareness & Application
– How to model foundations using finite elements
• Proposed Event
– A tunnelling seminar in connection with the British
Tunnelling Society has been proposed to coincide with the
release of the Tunnelling publication
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High Performance Computing
• The NAFEMS High Performance Computing Working Group aims to
provide a vendor-neutral, end-user driven consortium that promotes the
effective use of High Performance Computing in engineering simulation.
• High Performance Computing is used as an umbrella term for a range of
technologies such as traditional supercomputing, grid computing, cloud
computing, high throughput computing, hardware acceleration, data
storage and visualization.
• Regular online meetings
• Chairman – Lee Margetts, University of
Manchester
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High Performance Computing• Areas of Interest
– NAFEMS high performance benchmarks
– Cloudburst computing
• Current Areas of Activity– The group are planning a seminar titled “Improving HPC Adoption in
Engineering Simulation”, Manchester UK, February 2016
• Recent Areas of Activity– Survey – “Computing Platforms for Engineering Simulation”. The survey
intended to take a snapshot of the type of computing platform used in industry today and also look at industries thoughts on what would be used in 5 years.
– Technical articles published in our benchmark
magazine:
-“To out compute is to out compete”
-”Engineering simulation in the cloud”
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Manufacturing Process Simulation • The NAFEMS Manufacturing Process Simulation Working Group was formed in
February 2016. The mission of the MANWG is:
“to promote the development and use of virtual manufacturing tools within the product design cycle to improve outcomes in industrial manufacturing processes”
• This goal will be achieved by being a focal point for independent and reliable information on simulation capabilities and requirements specifically by pursing its goals:
– To make numerical simulation associated with manufacturing process simulation more reliable, accurate and efficient
– To make the use of numerical simulation wide-spread and effective in the manufacturing industry
– To be a hub for manufacturing simulation
– To improve and enhance the reputation and image of manufacturing process simulation
– To facilitate innovation through the promotion and support of advanced simulation for manufacture
• Regular monthly meetings
• Chairman – Peter Giddings, National Composites Centre
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Manufacturing Process Simulation
• The working group are currently in the process of formalising their mission
statement and goals.
• The groups are also concentrating on scoping out the initial activities
they would like to progress these are likely to include– Supporting a special edition of the NAFEMS ‘benchmark’ magazine which will have a
focus on manufacturing simulation
– Supporting dedicate sessions on ‘Manufacturing Process Simulation’ at upcoming NAFEMS
events
– Performing a capability review of various manufacturing process simulation techniques
and tools with a view of assessing the maturity of the technology available to support the
manufacturing industry.
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Multibody Dynamics• The NAFEMS Multibody Dynamics working group aims to foster
discussions, benchmark methodologies, develop guidelines and
highlighted the benefits gained by the use of multi body dynamics
simulations.
• Multi Body Simulation consists in modelling the dynamic behaviour of
interconnected rigid or flexible bodies, each of which may undergo
large translational and rotational displacements. It addresses the
problems of modelling multiple bodies mechanical dynamics in
complex systems, the design and validation of the control laws.
• Regular online meetings
• Chairman – Gianluigi Baldesi, European
Space Agency
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Multibody Dynamics
• Recent Technical Presentations
– Modelling aspects of a TKC Midpoint Cable to Describe String Behaviour
– Examples of Advanced ADAMS/View Modelling using the ToolKit Creator (TKC) in Offshore industry, General Machinery and Oil and Gas.
– Multibody-based analysis for interplanetary missions
• Recent Events
– European Conference: Coupled MBS-FEA Applications, Italy, October 2015
– European Conference: Couple MBS-FE Applications:
A New Trend in Simulation, Frankfurt, Germany,
26th November 2013
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Multiphysics
• The NAFEMS multiphysics working group has been set up to promote
and support the use of Multiphysics simulation in industry
• Industrial use of multiphysics simulations is a diverse and challenging
topic. The main driving force is the need for more realistic numerical
simulations of coupled problems, combined with the continuing
improvements in hardware and software.
• Monthly online meetings
• Chairman – Henrik Nordborg, Microsoft
Innovation Centre and the University of Eastern
Switzerland
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Multiphysics
• Areas of Current Interest
– A online repository for Multiphysics case studies
– The working group are planning the next European Multiphysics Conference which will be held in Copenhagen in November 2016
• Publications in Progress
– The creation of a NAFEMS Journal of Multiphysics Case Studies
• Past Events
– European Multiphysics Conference, 21st & 22nd
of October 2014, Manchester, UK
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Optimisation
• The NAFEMS Optimisation Working Group is responsible for promoting
the adoption, further development and best practice of optimisation
theory and methods to engineering simulation for the benefit of the
analysis community.
• Optimisation is the process of selecting the best option from a range of
possible choices
• Regular online meetings
• Chairman – Nadir Ince, Alstom Power Ltd
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Optimisation
• Areas of Current Interest
– A online repository listing optimisation tools and methodologies available to the engineering community
• Publications in Progress
– Robust design optimisation techniques
– Robust design optimisation product development
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Simulation Data Management • The NAFEMS Simulation Data Management Working Group promotes
the advancement of the technology and practices associated with the
management of engineering simulation data management and
processes.
• Engineering simulation data encompasses the data, models, processes,
documents and metadata intrinsic to performing modelling, simulation,
and analysis.
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• Simulation Data Management provides for the
management of data objects and metadata at all
levels of granularity and abstraction, including
design and analysis parameters, requirements, and
results.
• Monthly online meetings
• Chairwoman – Laura Michalske, The Procter &
Gamble Co.
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Simulation Data Management • Areas of Current Interest
– Supporting the NAFEMS 2015 European conference on Simulation Data Management, Munich, Germany, December 2015
– Managing spreadsheets in an engineering environment
• Recent Publications– The Simulation Data Management Bibliography
– What is Simulation Data Management?
– Business Value from Simulation Data Management – a Decade of Production Experience
– Simulation Data Management Survey Report
• Recent Events– The 1st International Simulation Process & Data
Management Conference, Salzburg, Austria, 2013
– The 2nd International Simulation Process & Data
Management Conference, San Diego, USA, 2015
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Stochastics • The NAFEMS Stochastics Working Group aim to accelerate the adoption
and further the development of stochastic methods.
• Uncertainty enters into numerical simulation from a variety of sources,
such as variability in input parameters. Knowledge of the effect of
uncertainties can lead the analyst to drastically different conclusions
regarding which input parameters are most important. Quantifying the
effect of uncertainty provide the analyst with an estimate of the true
performance of a design.
• Monthly online meetings
• Chairwoman – Mary Fortier, General Motors
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Stochastics • Areas of Current Interest
– Currently working on a collaboratively authored publication “How to do Uncertainly Quantification”
• Recent Publications
– Stochastics & its role in robust design
• Recent Technical Articles
– Technical Article – “Challenges in uncertainty
quantification” – published in benchmark magazine
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Systems Modelling & Simulation • The NAFEMS Systems Modelling and Simulation Working Group focus is
on the merging of engineering analysis with overall systems analysis to
perform more realistic, accurate and lifelike behaviour modelling and
simulation
• The Systems Modelling & Simulation Working Group is a collaboration
between NAFEMS and INCOSE (the International Council on Systems
Engineering)
• Regular online and face to face meetings
• Chairman – Frank Popielas
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Systems Modelling & Simulation • Areas of Current Interest
– Currently developing a technical roadmap for the area of systems modelling and simulation
• Publications in Progress
– Online wiki – defining the terminology used in the area of systems modelling and simulation
– Currently authoring a “What is Systems Modelling and simulation”
– White paper – FMI: The Enabling Technology for System Simulation
• Upcoming Events
– What is FMI - NAFEMS Webinar February 2015
– Simulation & Systems Engineering in the Automotive
Industry, Troy, MI, March 17, 2015
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