International Conference on
Design and Engineering of Lighter-Than-Air systems
(DELTAs - 2022)
22 - 26 June, 2022
Lighter-Than-Air Systems Laboratory
Department of Aerospace Engineering
Indian Institute of Technology Bombay, Powai, Mumbai, India
Global Reach of DELTAs 2022 Conference
Conference Day 4 (25 June 2022)
Day 4 - Model Airship Regatta (26 June 2022)
Final Round and Prize Distribution
Conference Day 3 (25 June 2022)
Day 3 - Model Airship Regatta (25 June 2022)
Registration and Trials
Conference Day 2 (24 June 2022)
Day 2 - Conference (24 June 2022)
09:00 - 09:45 Invited Talks Dr. Barry Prentice, University of Manitoba
09:45 - 10:15 Keynote Talk Mr. James Egan, Plimp Airships
10:15 - 10:30 Tea Break
10:30 - 11:00 Invited Talk Dr. Csaba Singer, h-aero
11:00 - 11:25 Paper ID : 015
Optimization of Modified TPU/TiO2 Films using UV Additives for Improved Weathering Properties
Ms. Bharti Rana, IIT Delhi
11:25 - 11:50 Paper ID : 017
Evaluation of High-Performance Fabric Based Laminated Hull Material for High Altitude Airship
Dr. Shikha Chouhan, IIT Delhi
11:50 - 12:15 Paper ID : 020
Functionalization of Polyurethane adhesives with UV additives to enhance weather stability of laminated structures
Ms. Shuchita Tomar, IIT Delhi
12:15 - 12:40 Paper ID : 021
Degradation Study of Aromatic and Aliphatic Polyurethane Films in Artificial Weathering: Impact on gas barrier and
Mechanical Properties
Dr. Neeraj Kumar Mandlekar, IIT Delhi
12:40 - 12:50 Sponsored Poster 1 Mr. Nicolas Caeymaex, Flywin
12:50 - 13:00 Sponsored Poster 2 Mr. S. J. Rao, Garware Technologies
13:00 - 13:45 Lunch Break
13:45 - 14:10 Paper ID : 053
Estimation of Stability Derivatives due to Translational Motion of Various LTA Vehicles using CFD
Mr. Anoop Sasidharan, Amrita University
14:10 - 14:35 Paper ID : 002
Effect of Geometrical Parameters of a Tethered Aerostat on Longitudinal Stability Boundaries
Dr. Rakesh Kumar, PEC
14:35 - 15:00 Paper ID : 018
Adaptive Control Design for Stratospheric Airship with Actuator Faults
Mr. Het Joshi, IIT Madras
15:00 - 15:10 Sponsored Poster 3 Mr. John Craig, Marjohrita Consultancy
15:10 - 15:20 Sponsored Poster 4 Dr. Csaba Singer, h-aero
15:20 - 15:35 Tea Break
15:35 - 16:00 Paper ID : 019
Look Ahead Steering Based Path Following Control for an Airship
Mr. Ramesh Hun, IIT Madras
16:00 - 16:25 Paper ID : 047
Autonomous Tilt Rotor Stabilized Plimp Hybrid Airship Unmanned Aerial Vehicle
Mr. Ajay Vishwath, Parul University
16:25 - 16:50 Paper ID : 052
Numerical Approach to Maneuver Design and Feasibility Evaluation for the Autonomy of Airship
Ms. Gobiha D., IIT Madras
16:50 - 17:25 Keynote Session Mr. Khurshed Dordi, DB Group India
17:25 - 18:00 Visit to Exhibition Stalls and Viewing Contributed Posters*
18:00 - 19:30 Panel Discussion II : "Artificial Intelligence for Airship Flight Path Control", moderated by Mr. Frank Neumann, IMIEU
19:30 - 20:00 Valedictory Session
*Exhibition Stalls and Contributed Posters can also be visited during the Lunch and Tea breaks
Conference Day 1 (23 June 2022)
Day 1 - Conference (23 June 2022)
09:00 - 10:00 Registration
10:00 - 10:20 Welcome Address and Overview of DELTAs - 2022 Dr. Rajkumar S. Pant, IIT Bombay
10:20 - 10:50 Invited Talk Dr. Tessy Thomas, DRDO
10:50 - 11:00 Release of Conference Proceedings
11:00 - 11:15 Tea Break
11:15 - 12:30 Panel Discussion I:
"Relevance of Lighter-Than-Air systems for the Future of Indian Aviation", moderated by Dr. Harpreet A De Singh, AeSI & IWPA
12:30 - 13:30 Lunch Break
13:30 - 14:00 Keynote Talk Ms. Swathi Mehta, Empyreal Galaxy
14:00 - 14:25 Paper ID : 016
Airship turn performance estimated from efficient potential flow panel method
Dr. Jesus Gonzalo, University of León
14:25 - 14:50 Paper ID : 036
Numerical Investigation of Laminar to Turbulent Boundary Layer Transition over Airship Envelopes
Mr. Shantanu Gulawani, IIT Bombay
14:50 - 15:15 Paper ID : 040
Effect of Reynolds Number on the aerodynamic characteristics of leading-edge protuberanced airship fin
Mr. C. Hari Babu, Kalasalingam University
15:15 - 15:30 Tea Break
15:30 - 16:00 Keynote Talk Mr. Goparaj Gopalakrishnan, Flying Whales
16:00 - 16:25 Paper ID : 008
CPACS LTA - Using common data structures for visualization and optimization of airships
Mr. Carl Serafin Eissing, Aerarium e.V.
16:25 - 16:50 Paper ID : 009
Airship Sling-Load Operations: a Model Flight-Test Approach
Mr. Johannes Eissing, Aerarium e.V.
16:50 - 17:15 Paper ID : 026
A Multidisciplinary Design Optimisation (MDO) Algorithm for the Automatic Sizing of an Unmanned LTA Platform
Dr. Piero Gili, Politecnico di Torino
17:15 - 17:40 Paper ID : 027
The concepts of telescopic and self-deployable tensegrity-based helium-filled aerostats
Dr. Cezary Graczykowski, Polish Academy of Sciences
17:40 - 18:05 Paper ID : 037
Designing Helium-Filled Aerostats Applying Scaling Procedure, Mini-Models CANDY and Fly-Tests on SKYLAB
Dr. Jan Holnicki-Szulc, Polish Academy of Sciences
19:00 - 21:30 Conference Banquet
Pre - Conference Workshop
Pre-Conference Workshop (22 June 2022)
09:30 - 10:00 Introduction to Lighter-Than-Air (LTA) systems Dr. Manish Tripathi, IIT Bombay
10:00 - 10:30 Introduction to METACOMP and Software Suites and Workshop cases Dr. C. Balaji, Metacomp Technologies Pvt. Ltd.
10:30 - 10:45 Tea Break
10:45 - 12:15 Rigid Body RANS simulations of envelopes of LTA systems Mr. M. Mahendhran, Metacomp Technologies Pvt. Ltd.
12:15 - 13:45 Lunch Break
13:45 - 15:15 FSI simulations using Metacomp Software Suites Dr. C. Balaji, Metacomp Technologies Pvt. Ltd.
15:15 - 15:30 Tea Break
15:30 - 17:30 Hands on Training Session