Smart UAV Development Smart UAV Development Center Center 1 Cheol-Ho Lim, Director, SUDC, KARI Seong-Wook Choi, SUDC, KARI Kum-Won Cho, KISTI Plan for Plan for Aerospace e-Science Aerospace e-Science Asia Pacific Advanced Network Meeting e-Science Workshop August 27, 2003
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Smart UAV Development Center 1 Cheol-Ho Lim, Director, SUDC, KARI Seong-Wook Choi, SUDC, KARI Kum-Won Cho, KISTI Plan for Plan for Aerospace e-Science.
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Smart UAV Development Smart UAV Development CenterCenter
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Cheol-Ho Lim, Director, SUDC, KARISeong-Wook Choi, SUDC, KARI
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TREND (JAPAN)
ITBL(Information Technology Based Laboratory)Grid Based Supersonic Aircraft Design NAL: National Aerospace Laboratory
NIMS: National Institute for Materials Science JST: Japan Science and Technology Corporation JAERI: Japan Atomic Energy Research Institute
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OBJECTIVE
Construction of Aerospace e-Science
Construction of Design/Analysis Network for Aerospace
Vehicle Based on National Grid System
Collaborative Use of Aerospace Test Facilities and
Equipments Dispersed in Organizations and Areas (Institute,
Industry, Academia)
Construction of Infrastructure for Collaborative Use of
Information and Database for Aerospace Vehicle
Design/Analysis
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WORK SCOPE
SUB-OBJECTIVE WORK SCOPE
Aerospace Vehicle Design/Analysis Network
- Construction of Base for Integrated Optimal Design- Construction of Base for Aero/Stru/Prop/Cont. Analysis- Construction of Visualization System- Construction of User Interface (Middleware)
Infrastructure for Collaborative Use of Test Facilities and Equipments
- Construction of Online DB for Aerospace Test Facility- Construction of Base for Remote Access & Use of Aerospace Test Facility
Infrastructure for Collaborative Use of Information on Design/Analysis
- Build-up DB for Vehicle Design - Build-up Online DB for Technical Information- Build-up DB for Law and Spec. of Aerospace Vehicle- Build-up DB for Parts of Aerospace Vehicle- Construction of Online Data Center
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AEROSPACE ORGs in KOREA
AcademiaSNU, KAIST, …
AcademiaSNU, KAIST, …
Research InstituteKARI, ADD
Research InstituteKARI, ADD
IndustryKAI, Small Companies..
IndustryKAI, Small Companies..
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AEROSPACE RESOURCE
Human Resource
Test Facility
Application S/WA/C Design DB
KISTI
Supercomputer
High-Speed Network
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SYSTEM
Online DBCenter
Wind-tunnelEngine Test Cell…
CFD Performance
CAVE (VR)
Super-Com Cluster
A/C Design Code
Law, Spec
U.S., EURO, JAPAN…
AEROSPACEe-Science
AEROSPACEe-Science
Test Facility
Computing H/W
Design Tool
Analysis ToolAircraft Design DB
USER
Information
Human Resource
Visualization
Hig
h-Sp
eed
Net
wor
k
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PLAN for BUDGET
YEAR
SUB-OBJECTIVE2004 2005 2006 2007 2008 SUM
Design/Analysis Network
4.0 5.6 4.8 3.2 2.4 20.0
Collaborative Use of Test Facilities
1.6 2.4 2.4 0.8 0.8 9.0
Collaborative Use of Information on Design/Analysis
2.4 3.2 2.4 2.4 1.6 12.0
SUM 8.0 11.2 9.6 6.4 4.8 41.0
Unit : US M$
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DEMONSTRATION PROGRAM
Demonstration Programs in National Grid Project (N*Grid)
Grid Base Virtual Wind-tunnel : KAIST, KISTI, KARI
Grid Base Analysis of Strap-on Stage Separation : SNU, KISTI
Grid Base LES/DNS : PNU, KISTI
Grid Base Analysis of Large Scale Aerospace Structure : SNU,
KISTI
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N*Grid Infrastructure
N* GridN* Grid
•User Interface•Collaborative Environment
Huge Scale Simulation
•User Interaction•Input Handling•Parameter Update
•Preprocess Data
•Job Submission
•Scientific VisualizationStorage Device
Equipment
Cluster
Supercomputer
•Simulation Program
POHANG
SEOUL
SUWON
DAEJONCHEONJU
KWANGJUPUSAN
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Preliminary Results
Daejon
KREONet2
DFVLR Axial Fan
Full Body Airplane
Globus/MPICH-G2
Pusan
Chonbuk
5 10 15Processors
2
4
6
8
10
12
14
16
Sp
eed
-up
GS320-SP2(Onera M6)
Ideal Case Pohang
Seoul
Chonbuk N. Univ.: IBM SP2
KISTI: Compaq GS320
Computational Fluid dynamics based N*Grid Test-bed
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DEMONSTRATION PROGRAM (1)
Development of Optimal Configuration Design
Technology using Virtual Wind-tunnel
ResultsBuild-up Application Test-bed for Aerospace Field
Build-up Grid Portal
Grid based Flow Analysis on Korean Launch Vehicle
Applied TechnologyConstruction of Test-bed using GLOBUS Tool-kit and MPICH-
G2
Construction Portal using Aerospace Pre/Post Processor
Flow Analysis on the Korean Launch Vehicle using Grid
Based Domain Decomposition Method
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DEMONSTRATION PROGRAM (1)
KAIST
HeadPentium IV 2.4GHz
25 nodes
1GbpsKISTI
VenusPentium IV 2.0GHz
64 nodes
100Mbps 100Mbps
020406080
100120140160180200
KAIST KISTI Grid
MPICHMPICH-G2
• Performance of flow analysis (venus+head) - RAE 2822 Airfoil: N-S Simulation, 8 CPU
Before Optimization
After Optimization
Airfoil shape: 65% span station
Surface pressure contours: 65% span
station
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DEMONSTRATION PROGRAM (2)
Grid Base Analysis of Large Scale Aerospace Structure
Results
Construction of Grid Test-bed (256CPU)
Structure Analysis using VDD Grid System
Applied Technology
Construction of Campus Grid using PC-Cluster
Performance Analysis and Load Balancing using Grid
Communication Library
VDD: Virtual Design & Development
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DEMONSTRATION PROGRAM (2)
Cluster SystemCluster System
Distributed
PC Farm 1
Distributed
PC Farm 1
Design TerminalDesign Terminal
Pegasus Supercomputer
UserPoolPool
Data
VDD GRID System
Large-scale simulation
(Computing Grid)
Virtual Design
SNU Network
Grid Entry point
(GUI + Python)
Distributed
PC Farm 2
Distributed
PC Farm 2Cluster SystemCluster System
Cluster SystemCluster System
Departmental Computing Grid
duhpy
0.002551130.000878257
-0.000794614-0.00246749-0.00414036
Web Interface
Simulation of Mindlin Plate
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DEMONSTRATION PROGRAM (3)
Grid Base Analysis of Large Scale Aerospace Structure
Results
Construction of Grid Test-bed
Applied Technology
Parallelized LBM(Lattice Boltzmann Method) using MPICH-G2
Performance Analysis of International Grid Test-bed
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DEMONSTRATION PROGRAM (3)
Inflow
Dipole sound
Karman vortex
+
-
Force
■ Red color: positive sound pressure, blue color: negative sound pressure
■ Generation of sound
■ Pressure Fluctuation
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SMART UAV DEVELOPMENT PROGRAM
Program OverviewProgram Director : Cheol-Ho Lim, Dr. IngR&D Period : 2002. 6 – 2012. 6R&D Fund : Total 120 M$ USDSponsoring Ministry : Ministry of Science & Technology
R&D Stage
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SMART UAV DEVELOPMENT PROGRAM
Development of Advanced High Speed VTOL UAV Embedding Smart Technology