1. Centre for Aerospace Systems Design & Engineering (CASDE), IIT Bombay Current Activities & Future Plans Presentation to the MC of CASDE May 28, 2003

2. Introduction to CASDE CASDE Mission is to develop and retain strong links with Indian Aerospace Industry and engage in R&D activities with worldwide visibility. August 1998 –CASDE Project Sanctioned by AR&DB –Approval of BOG, IIT Bombay for setting up CASDE March 2003 –Formal Completion of Phase-I CASDE has entered its fifth year of operation.

3. CASDE Objectives for 2002-2003 Revision of Syllabus for Systems Engineering Consolidation of Design, Build & Fly Activity Upgradation of Laboratory Infrastructure Preliminary Studies on Autonomous Navigation MDO Framework Development to Version 2.0 MDO Studies with NASTRAN & STAR CD Targeted Studies for OILS/AILS for MAV

4. Activities During 2002-2003 Revised Specialization in SD&E Programme of Two-year Duration Core-5; Electives-4; Labs.-3, Seminars-2 New Courses on Applied Mechatronics & MDO Newly Introduced Institute Elective Main Project of 14 Months Duration Augmented List of Electives Eligibility Expanded to Include Fresh Non-Aero. Course Contents of a Few Courses also Revised

5. Activities During 2002-2003 MAV Related Activities: Aero. Characterization Low Reynolds Number Analysis Xfoil 6.94 Used for C L vs.  and C L vs. C d

6. Activities During 2002-2003 MAV Related Activities: Aero. Characterization Post-stall Using Nonlinear Lifting Line Theory VLM for Stability and Control Derivatives

7. Activities During 2002-2003 MAV Related Activities: Engine Characterization Low Speed Wind Tunnel Testing Force Measurement of the Order of Few Grams

8. Activities During 2002-2003 MAV Related Activities: Engine Characterization

9. Activities During 2002-2003 MAV Related Activities: Autonomous Path Planning Optimum Open Loop Path Planning Studies Desired Path Through Minimum Radii Circles Aerodynamic/Propulsion Data Used Scheme not Very Robust without Feedback

10. Activities During 2002-2003 MAV Related Activities: Hardware-in-Loop Simulator Control Strategy Verification Effects of Quantization and Actuator Dynamics

11. Activities During 2002-2003 MAV Related Activities: Hardware-in-Loop Simulator Sensor Software Models on PC Simulation with Synthetic A/C Data & Available Control Law

12. Activities During 2002-2003 Simulation Related Activities Aircraft Departure Identification –Study at Higher Input Levels –Simulation of Nonlinear Flight Dynamics –Multi-modal Genetic Algorithm for Identifying Departures Aircraft Brake System Modelling –MATLAB Software for Simulating Brake Dynamics –Evaluation/Fine-tuning of Anti-skid Controller –Tyre-Runway Interface and Longitudinal Dynamics Used

13. Activities During 2002-2003 MDO: Flexible Aircraft Wing Optimization WingOpt Software Augmented and Used

14. Activities During 2002-2003 MDO: Flexible Aircraft Wing Optimization NASTRAN Interfaced as Analysis Module

15. Activities During 2002-2003 MDO: Flexible Aircraft Wing Optimization Structural Sizing Optimization

16. Activities During 2002-2003 MDO: 3D Duct Design Using RSM/DOE 3D Shape Optimization for Distortion & Loss Parametric Definition of S-shaped Duct CFD Modelling in FLUENT in Progress ADA involved as Remote Partners in Optimization

17. Activities During 2002-2003 MDO: Wing Aerodynamic Design Using MP-RSMA RSM is Basically a Local Model Multi-point RSM to Get a Global Model Low Fidelity Analysis Usually Adequate

18. Activities During 2002-2003 MDO: Literature Search Robust Optimization Trajectory Optimization Pattern Search Methods Design & Analysis of Computer Experiments

19. Activities During 2002-2003 MDO: Optimum Propulsion System Sizing Response Surface Surrogates as Alternative to RSM Use of Approximate Analyses to Generates RSS Application to Propulsion System Optimization Effectiveness of DOE Methods for Design Points Many Design Philosophies Compared

20. Activities During 2002-2003 MDO: Framework Version 2.0 Development Version 1.0 Released in May 2002 Version 1.0 Evolved the Data Server Concept Version 2.0 has Following Additional Features –Name Server –Analysis Manager –Optimizer Manager –Execution Manager –Configuration Manager –GUI for all the Functions Version 2.0 to be Ready by December 2003

21. Activities During 2002-2003 MDO: Framework Version 2.0 Development Database Configuration Server Execution Manager MDO Controller Name Server Data Server OPT1 Optimizer Manager OPT2OPT3 AM1 Analysis Manager AM2AM3 Graphical User Interface Control Data MDO Framework Architecture

22. Activities During 2002-2003 Workshops, Courses, Meetings etc. 2 Workshops, 1 Each on MAV & MDO 5 Review Meetings Including JPC/SPC, ARDB, SIG- MDO, Co-Chairman Reviews 5 Invited Lectures by CASDE Faculty at NIAS, DRDL, Aero. India, Round Table on SE, ADE 1 CEP on Applied Mechatronics at ARDE 4 Distinguished Visitors to CASDE for Various Activities e.g. Seminar, Modelling/MDO Related etc. 4 Other Activities e.g. A Session in Int. Conf., Telecon. With P&W, Vaimaniki Diwas & RAP Flight Measurements at ADRDE Agra.

23. Activities During 2002-2003 Publications 3 Papers in International Conferences 5 Papers in National Conferences 1 Paper in National Journal 2 Ph. D. Seminars 4 M. Tech. Dissertations 1 B. Tech. Project

24. Activities During 2002-2003 Expenditure Statement for 2002-2003 Infrastructure & Salary, Major Components Unspent Balance 35.27 L. Reallocation Requested

25. Activities During 2002-2003 Faculty & Staff of CASDE Investigators: A.Joshi, P.M. Mujumdar, K. Sudhakar Associated Faculty: S.K. Sane, A.G. Marathe, K.K. Issac, S.P. Bhat, P.S. Gandhi, H. Arya Project Staff: Amitay Issacs, Abhinay Masurekar, Sapna Babu, Vipin Verghese, Santosh Abhyankar, Amy Office Staff: Ajita Jadhav, Josephine Pamela, Sanjay Mohite, Supriya Khatu

26. Proposed Plan Until March ’04 Educational Programme in SDE Support to Theory & Laboratory Courses 2 M. Tech. Students for 2 Year Period 1 Dual Degree Student for 14 Months HILS Phase-II Development Interfacing of Sensor Hardware Additional Control Architectures Autonomous Mission Evolution Real-time Simulation of Flight on Ground

27. Proposed Plan Until March ’04 MAV Activities Requirement Capture/Aero. Data for KADET Definition of Waypoint & Closed Loop Path Planning Evolution of Simple Autonomous Missions Interfacing of Sensor with Micro-controller Wind Tunnel Testing of Components Systematic Design and Fabrication of 2 Feet Aircraft Limited Flight Trials of Autonomous MAV

28. Proposed Plan Until March ’04 MDO Studies Interfacing of WingOpt with ANSYS Studies on Surrogate Modelling, DACE & RSM Upgradation of “Engine” Software Module 3D Duct Design Optimization MDO Framework Version 2.0 Functional Completion of Analysis, Optimizer, Execution & Configuration Managers Completion of GUI for Data Dictionary, Wrapping & Problem Formulation

29. Proposed Plan Until March ’04 Flying Platform Activities Mission Related Information by Flying KADET GPS Sensor Characterization Sensor Fusion and Package Design Multi-Axis Rate Measurement Workshop, Seminars, Meetings International Conference on MSO-DMES Special Lectures in Short Term Course by NIAS CEP in Mechatronics; MCA, SPC, JPC Meetings

30. Proposed Plan Until March ‘04 Expenditure Plan for 2003-2004 Salary Major Component Authorization Requested to Exceed Expenditure by 10-15%

31. CASDE Plan Beyond March 2004 CASDE completes 5.5 years on March 2004. A proposal for continuing CASDE submitted ARDB Support Needed for at least 2-3 More Years for; –SDE Educational Programme –MDO Framework Development –Generic MDO Studies –System Design & Integration Studies –Autonomous MAV Through SE Practices