ARDB Centre for Aerospace Systems Design

1
ARDB Centre for Aerospace Systems Design
Engineering

• Presentation on Progress
• to
• ARDB Technical Committee
• November 22, 2001

2
Time Line

• August 1997 Presentation to ARDB TC
• August 1998
• ARDB Sanction
• BOG, IIT Bombay approves ARDB Centre for
  Aerospace Systems Design Engineering (CASDE).
• Director, IIT-B appoints Head, CASDE.
• May 1999 1st Meeting of JPC
• May 2000 2nd Meeting of JPC
• October 2001 ARDB Systems Panel

3
CASDE

• Objectives
• Systems Engineering Education
• Integrated Modeling Simulation
• System Level Studies

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CASDE

• Objectives
• Systems Engineering Education
• M. Tech, CEPs, Workshops, . . .
• Integrated Modeling Simulation
• Laboratory, Case Studies, . . .
• Flying Platform, H/W in loop, Real Time
• Multi-disciplinary Design Optimisation
• System Level Studies
• Transport aircraft
• Design, build, fly

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Systems Engineering Education

• Nov 1998 IIT Prepares a course structure
• Dec 1998 1-Day Meet on SE Education
• Oct 1999 Senate approves SE Programme
• Oct 1999 3-Day CEP Case Studies in MS
• July 2000 First batch of SE Students
• July 2001 Second batch of SE Students
• Jan 2002 First batch to complete

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SE Specialisation

• Several new courses
• Participation in teaching by faculty from
  industry
• Mini Project
• Thesis work of joint interest
• Visits to organisations, facilities, . .
• www.casde.iitb.ac.in/MTech_prog

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Integrated Modeling Simulation

• 2-Day Discussion Meeting-cum-Workshop
• August 14-15, 1999. Kalasa
• MS activity in India.
• What should IMSL_at_CASDE be?
• Workshop on Case studies in MS
• October 9-11, 1999
• Upcoming event
• Under discussion with Systems Society

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IMSL Activities Inter-relations
www.casde.iitb.ac.in/IMSL
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Flight Mechanics / Flight Controls
FM
FC
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Flight Mechanics / Flight Controls
FM
FC
A/D-D/A
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Instrumented Flying Platform

• ?, V, h, nx, ny, nz, ?, ?e
• Onboard Data Logger. Offline download to PC

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Design, Build, Fly

• Design is complete only if built flown (COA)
• Cost effective way at system level design, build,
  fly - RC aircraft.
• Systems Engineering,
• Hands on experience
• Ring side view

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Videography Platform
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Solar Powered Aircraft

• Hop in bright calm conditions
• No payload or onboard batteries.
• Tightly coupled problem.

Tata-BP to provide help and supply solar cells
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Student Projects - Towards Systems Development
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Rapid Concept Evaluation
Digital Prototyping
MDO
Parametric Definition
Walk around
Wind Tunnel Tests
CFD, FEM
STL for PRP
VRML
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Rapid Prototyping

• RP Machine Stratasys FDM-1650 at IDC
• Raw material used ABS
• Machine time taken 32 hours
• Model size 10 inch-cube

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Rapid Prototyping

• Wind Tunnel model
• 5 pieces, each fitting into 10 inch cube

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Balance Model Positioning Rig
Fx, Fy, Fz 25, 50, 100 N (2.5 , 5, 10
kg) Mx, My, Mz 4, 5, 3 Nm (40, 50, 30
kg.cm) 20 mm outer diameter and 200 mm length
Pitch - 4 to 45 degrees Yaw -10 to
10 degrees Manually operated sector
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CASDE Makes an Impact
Potential donor alumni, Subhash Tantri visits
IITB (Dec 2000) Visits CASDE Aero
Department Pledges support
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• MDO
• Combine analysis in several disciplines
• to optimise
• through a formal mathematical process.
• www.casde.iitb.ac.in/MDO

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MDO - Role of CASDE

• Facilitate creation of
• Infrastructure for MDO
• Awareness about MDO amongst the industry
• Studies
• Optimization and software aspects of MDO
• Issues of integrating
• higher fidelity levels of analysis
• formal optimization early in the design phase

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MDO - Activities

• Awareness Creation
• Formation of SIG-MDO
• SIG-MDO Workshop-cum-Meeting August 2000.
  (Continued active participation by ADA, DRDL,
  CABS, GTRE)
• Professional Course on MDO January 2001.
  Professor Prabhat Hajela, RPI, USA.
  
• Dr. Gary Vanderplaats, GENESIS fame.
• Upcoming events
• SIG-MDO Meeting (March 2002)
• International Conference on MDO (2003)

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MDO - Studies

• Comparative study of various MDO architectures
• Response surface approximations Gradient
  Evaluation, Optmisers, . .
• MDO studies
• Varying levels of fidelity of analysis
• Simultaneous aerodynamic and structural
  optimization without/with aeroelasticity
• Wing optimization. MLC
• AEW System Optimisation

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System Level Studies
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• AEW Subsystems Interactions

User requirements
Mission
AEW System
P, H, V, CL
D4
D1
D2
D3
DC
Rotodome
Platform
Radar
Heat exchanger
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Framework for MDO

• Requirements capture
• Through literature
• Study of existing frameworks
• (academic pricing for 1 year 4 lakhs to 12
  lakhs)
• Sharing models for integration
• Make models available
• Retain autonomy

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Multi-Disciplinary Analysis
Initial Data
Result
Data Server
Analysis 1
Analysis 2
Analysis 3
Analysis 4
Sequence of Execution
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Infrastructure / SE Information

• INCOSE titles, reports, ..
• AIAA titles, reports, ..
• CD-Servers, image grabbers, . . . .
• ISDN Lines -Video Conferencing
• General purpose S/W
• Web based course development

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FUND Position
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What next?

• Continuity
• Education programme, IMSL laboratory, etc
• MDO
• Mini Aero Vehicles
• Design Popularisation
• Travelling course. Design, build, fly, . .
• Case studies, Book on design,
• Sensors (MEMS), ?-controller, Laptop, . . .
• Competitions
• MAV?
• Smart structures

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Unspent Balance

• IMSL - 24
• MDO - 15
• Workshops - 10
• Pay Allowances - 10
• Travel - 5
• Infrastraucture - 10
• AeSEIL - 8
• Renovation - 4
• Overheads - 3
• Total - 89

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• Thank You
• Visit
• http//www.casde.iitb.ac.in

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Data Server for Data Exchange
Read Length Read Height Read Width
Input Wrapper
Volume Length Height Width
Disciplinary Analysis
Data Server
Output Wrapper
Write Volume
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Radio Control Aircraft Model
National Wind Tunnel Facility, IIT
Kanpur December 1999