aeronautics multidisciplinary applications
DESCRIPTION
AERONAUTICS MULTIDISCIPLINARY APPLICATIONS. ON GRID COMPUTING INFRASTRUCTURES. Toan NGUYEN. www-opale.inrialpes.fr. Shanghai (CN). February 21st, 2006. COOPERATION. PROMOTING SCIENTIFIC COOPERATION BETWEEN EUROPE AND CHINA. IN THE FIELD OF MULTIPHYSICS MODELING, SIMULATION, EXPERIMENTATION. - PowerPoint PPT PresentationTRANSCRIPT
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AERONAUTICS MULTIDISCIPLINARY AERONAUTICS MULTIDISCIPLINARY APPLICATIONSAPPLICATIONS
Shanghai (CN)
February 21st, 2006
ON GRID COMPUTING INFRASTRUCTURES
Toan NGUYEN
www-opale.inrialpes.fr
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COOPERATIONCOOPERATION
PROMOTING SCIENTIFIC COOPERATION BETWEEN EUROPE AND CHINA
IN THE FIELD OF MULTIPHYSICS MODELING, SIMULATION, EXPERIMENTATION
AND DESIGN METHODS IN AERONAUTICS
PROSPECTIVE STUDY ON THE STATE OF THE ART OF MULTIDISCIPLINARY MODELING, SIMULATION AND VALIDATION IN AERONAUTICS
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AEROCHINA Data BaseWorkshopRoad map
Simulation, Experimentation and Design methods
Aeroelasticity
Aero/vibro acoustics
Drag prediction and reduction
RESEARCH CENTRESAND UNIVERSITIES INDUSTRIES
Critical industrial multi physics
problems
Database
Other Network connection: PIVnet
FLOWnet, Qnet, ERCOFTAC, PROMUVAL, EUROSHOCK,
AEROMEMS, AEROLIFT, HISAC, TAURUS, EUROPIV,
ENABLE, JEAN,...
Noise prediction and reduction
Web based activities
Multi-Physics Modelling , Numerical Analysis,
Experimentation, Design
Thermal flows
AeronauticsPropulsion
GOVERMENTAL INSTITUTIONS
Generic multi physic data
AEROCHINA Communication System
Pollution prediction and reduction
Fluid atmosphericenvironment
Safer design
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GOALS
Foster the cooperation between industry, university and research organizations in the aeronautics sector in Europe and China in the field of mathematical modelling, computer simulation and code validation, experimental testing and development of design guidelines methods for the solution of multiphysics problems of interest to the aeronautic sector.
12 Chinese partners: BUAA, AVIC 1, NUAA, HUST, ACTRI, …
12 European partners: EADS, Airbus, DLR, ONERA, CIMNE, …
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RoadmapTo identify and collect state of the art information on existing mathematical models and
computational methods in Europe and China for analysis of multidisciplinary problems in aeronautics.
To collect state of the art information on test case problems and experimental data available in Europe and China for validation of computational methods for analysis and optimization of multidisciplinary problems in aeronautics.
To identify critical future joint RTD areas in Europe and China for analysis and optimization of multidisciplinary problems in aeronautics using innovative computational methods and experimental tests.
To disseminate within Europe and China numerical and experimental data collected.
To define a strategy for analysis and design of multidisciplinary problems in aeronautics of interest to European and Chinese industry.
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MULTIDISCIPLINE APPLICATIONSMULTIDISCIPLINE APPLICATIONS
• SAFER
• COLLABORATIVE DESIGN
• QUIETER
• FUEL EFFICIENT
AERONAUTICSAERONAUTICS
• ENVIRONMENT FRIENDLY
• REDUCED DESIGN TO MARKET TIME
• PRODUCT LIFECYCLE MANAGEMENT
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‘‘‘‘STANDARD’’ TEST CASESTANDARD’’ TEST CASEWING PROFILE OPTIMISATION
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ONERA M6 SUPERSONIC WINGAOA = 3°, MACH 1.8
AIRFOIL OPTIMIZATIONAIRFOIL OPTIMIZATION3D WING PROFILE OPTIMISATION
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SUPERSONIC 3D OPTIMIZATIONSUPERSONIC 3D OPTIMIZATION
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Aeroelastic Simulation: M=0.8, Nz=1, Z=11277 mAeroelastic Simulation: M=0.8, Nz=1, Z=11277 m
M=0.8 , Cl=0.45
Jig Shape Deformed Shape
Alenia Aeronautica SMJ ConfigurationAlenia Aeronautica SMJ Configuration
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BODY, WING, NACELLE DESIGNBODY, WING, NACELLE DESIGN
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-300
-200
-100
0
100
200
300
-200-1000100200300400500600
Volet sortiBec sorti
Corps principal
MULTIDISCIPLINARY APPLICATIONSMULTIDISCIPLINARY APPLICATIONS
AERODYNAMICS & ACOUSTICS
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MULTIDISCIPLINE APPLICATIONSMULTIDISCIPLINE APPLICATIONSAERO-ACOUSTICSAERO-ACOUSTICS
• HIGH SOCIETAL IMPACT
• WIND MILL DESIGN: noise reduction
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MULTIDISCIPLINE APPLICATIONSMULTIDISCIPLINE APPLICATIONS
• VIRTUAL (FLIGHT) TESTS
• DIGITAL MOCKUPS
• EXTENSIVE USE OF SIMULATION
• OPTIMIZED EARLY DESIGN DECISIONS
AERONAUTICS, ENERGY, TELECOMMUNICATIONSAERONAUTICS, ENERGY, TELECOMMUNICATIONS, ..., ...
• INCREASING USE OPTIMIZATION
• ACCURACY MULTIDISCIPLINE OPTIMIZATIONS
• ACCURACY, CONVERENCE, VERIF. & VALID.
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MULTIDISCIPLINE APPLICATIONSMULTIDISCIPLINE APPLICATIONS
• AERO-ELASTICITY (CSM, weigth reduction)
• AERODYNAMICS (CFD, L/D efficiency…)
• VIBRO-ACOUSTICS (Sonic boom & cabin noise reduction)
• ELECTROMAGNETICS (RCS reduction)
AERONAUTICSAERONAUTICS
• AERO-COMBUSTION (SFC, engine NOx emissions)
• FLOW-CONTROL (vortex generators)
• FLIGHT MECHANICS COUPLING (flight dynamics)
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CHALLENGESCHALLENGES
• MULTIDISCIPLINARY DESIGN
• VIRTUAL FLIGHT TESTS
• 3D SIMULATION & OPTIMIZATION
• VERIFICATION & VALIDATION
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THE CHALLENGETHE CHALLENGE
CROSS-DOMAINSCROSS-DOMAINS
MULTIDISCIPLINE SIMULATION & OPTIMIZATION
AERONAUTICS, ENERGY, AERONAUTICS, ENERGY, TELECOMMUNICATIONS, …TELECOMMUNICATIONS, …
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FACING THE CHALLENGEFACING THE CHALLENGE
AERONAUTICS, TELECOM, …AERONAUTICS, TELECOM, …
USE INNOVATIVE COMPUTATIONAL METHODS !
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FACING THE CHALLENGEFACING THE CHALLENGE
BASED ON EVOLUTIONARY & HYBRID APPROACHES
GAME THEORY, GRADIENT-BASED, ADJOINTGAME THEORY, GRADIENT-BASED, ADJOINTFREE FORM DEFORMATION, ROBUST DESIGN…FREE FORM DEFORMATION, ROBUST DESIGN…MULTI-SCALE, HIERARCHIC OPTIMIZATION, …MULTI-SCALE, HIERARCHIC OPTIMIZATION, …DOMAIN DECOMPOSITION, …DOMAIN DECOMPOSITION, …
VERY WELL SUITED TO RUN ON THE GRID !
ROBUST, INHERENTLY PARALLEL, …ROBUST, INHERENTLY PARALLEL, …
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MULTI-PLAYER AIRFOIL OPTIMIZATIONMULTI-PLAYER AIRFOIL OPTIMIZATION
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APPLICATION EXAMPLEAPPLICATION EXAMPLEOPTIMISATION STRATEGY
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APPLICATION EXAMPLEAPPLICATION EXAMPLE
PERFORMANCE DATA
1 2 5 10 20 50 90 150
Processors
0
2
4
6
8
10
12
14
16
18
Sp
eed U
p
PHN-GA on PC-Cluster
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GRID INFRASTRUCTURE
DATABASE GENETICOPTIMIZER
MULTIDISCIPLINE
APPLICATION
SOFTWARE
CFD Solver
CFD Solver
DISTRIBUTED INTEGRATION PLATFORMDISTRIBUTED INTEGRATION PLATFORM
GRID COMPUTING
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CANDIDATE SOLUTIONS
CFD Solver
ProcessorP0
ProcessorP1
ProcessorP3
ProcessorP2
CFD Solver
ProcessorP0
ProcessorP1
ProcessorP3
ProcessorP2
CFDSolver
ProcessorP0
ProcessorP1
ProcessorP3
ProcessorP2
Genetic Algorithm
Parallelized with p processors
Genetic algorithm based on selection, mutation, crossover
NESTED LEVELS of PARALLELISMNESTED LEVELS of PARALLELISM
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VERIFICATION & VALIDATIONVERIFICATION & VALIDATIONCHALLENGE INNOVATIVE NUMERICAL METHODS
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• The integration of existing (verified and validated) tools/software must be supported different programming languages flexible interfaces
• Web-based support of an experts knowledge data base by forums, newsgroups, experts data base, V&V data base,…. ‘attractive room’ to bring single discipline parties close together
V&VV&V
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• Definition of effective and flexible interface structures in an early project phase
strong impact on success of a GRID integration platform
• General: High speed LAN and WAN for process communication data transfer required
but CFD simulations for complex configurations also require efficient libraries
(e.g. MPI) for distributed parallel systems (e.g. PC-cluster, grids), also.
• Complexity and flexibility of the GRID integration platform:
great flexibility in linkage of a lot of different tools and software required
to reduce the development risk a step by step approached could be helpful
• A high level of data security must be ensured in an early stage of the project otherwise
only trivial tasks will be tested and worked out on such a platform by industrial partners
V&VV&V
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GRID COMPUTINGGRID COMPUTING
• HIGH THROUGHPUT COMPUTING
• HIGH PERFORMANCE COMPUTING
• PETA-DATA MANAGEMENT
• LONG DURATION APPLICATIONS
NOT ONLY UTILITIES FOR…
AS USUAL…
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GOALGOAL
• ADVANCED COMPUTATIONAL METHODS for
• GRID COMPUTING and
• MULTIDISCIPLINARY SIMULATION & OPTIMIZATION
• CROSS-FERTILIZATION of
• TO SOLVE MULTIDISCIPLINARY DESIGN
BUT ALSO…
LARGE CROSS-DOMAIN IMPACT…
AERONAUTICS, ENERGY, TELECOM…
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CROSS-LEVERAGECROSS-LEVERAGE
• DOMAIN DECOMPOSITION METHODS
• EVOLUTIONARY METHODS (GAME THEORY, …)
• MULTIPLE CODE INSTANCES ON PC-CLUSTERS
• PARALLEL EXECUTION MULTIDISCIPLINE CODES
• NESTING SEVERAL LEVELS PARALLELISM
GRIDS & INNOVATIVE COMPUTATIONAL METHODS
• PARALLEL PROGRAMMING
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• Performance monitoring : dynamic load balancing
• Integrating applications with grid computing technology
• Service oriented architectures
• Virtual organisations : security, authentication, authorisa.
COUPLING w ONGOING EFFORTSCOUPLING w ONGOING EFFORTS
• Enabling applications technologies
• Standards : OGSA, Services, GT4, …
FOR FREE…
Impact: NGG OS, Services, …
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CONCLUSIONCONCLUSION
e.g. « VIRTUAL FLIGHT TESTS FOR DIGITAL DYNAMIC AIRCRAFT »
EMPOWERING END-USERS OF GRID-ENABLED APPs
CROSS-FERTILIZING INNOVATIVE NUMERICAL METHODS & GRID TECHNOLOGY
e.g. « OPTIMAL CELL PHONE ACOUSTICS & ELECTROMAGNETICS »
e.g. « RELIABLE POWER DELIVERY FOR NATIONWIDE NETWORKS »
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REFERENCESREFERENCES
Phone : +33 476 61 52 40
• http://www-opale.inrialpes.fr/cscwd2006.pdf
• http://www-opale.inrialpes.fr/ewhsff2005.ppt
• http://www.cimne.com/aerochina/
• http://www.cimne.com/promuval/
• http://www-opale.inrialpes.fr