Centre for Aerospace Systems Design & Engineering (CASDE), IIT Bombay

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Centre for Aerospace Systems Design &
Engineering (CASDE), IIT Bombay

Current Activities & Future Plans



Presentation to the MC of CASDE

May 28, 2003

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.

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

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


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


Activities During 2002
-
2003

MAV Related Activities: Aero. Characterization


Post
-
stall Using Nonlinear Lifting Line Theory


VLM for Stability and Control Derivatives

Activities During 2002
-
2003

MAV Related Activities: Engine Characterization


Low Speed Wind Tunnel Testing


Force Measurement of the Order of Few Grams

Activities During 2002
-
2003

MAV Related Activities: Engine Characterization

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

Activities During 2002
-
2003

MAV Related Activities: Hardware
-
in
-
Loop Simulator


Control Strategy Verification


Effects of Quantization and Actuator Dynamics

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

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

Activities During 2002
-
2003

MDO: Flexible Aircraft Wing Optimization


WingOpt Software Augmented and Used

Activities During 2002
-
2003

MDO: Flexible Aircraft Wing Optimization


NASTRAN Interfaced as Analysis Module

Activities During 2002
-
2003

MDO: Flexible Aircraft Wing Optimization


Structural Sizing Optimization

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

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

Activities During 2002
-
2003

MDO: Literature Search



Robust Optimization


Trajectory Optimization


Pattern Search Methods


Design & Analysis of Computer Experiments

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

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

Activities During 2002
-
2003

MDO: Framework Version 2.0 Development

Database

Configuration Server

Execution

Manager

MDO

Controller

Name

Server

Data

Server

OPT
1

Optimizer

Manager

OPT2

OPT3

AM1

Analysis

Manager

AM2

AM3

Graphical

User Interface

Control

Data

MDO Framework Architecture

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.

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

Activities During 2002
-
2003

Expenditure Statement for 2002
-
2003


Infrastructure & Salary, Major Components


Unspent Balance 35.27 L. Reallocation Requested

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

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

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


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

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

Proposed Plan Until March ‘04

Expenditure Plan for 2003
-
2004


Salary Major Component


Authorization Requested to Exceed Expenditure by 10
-
15%

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