NOC:Lighter than Air Systems

Lecture 1 - Introduction to the Course Content

Lecture 2 - Differences between LTA and HTA systems

Lecture 3 - The three conventional LTA systems

Lecture 4 - LTA gases, Types of Airships and their components

Lecture 5 - Introduction of Skyship 600 and USP of Airships

Lecture 6 - Applications of Airships

Lecture 7 - Tethered Aerostat systems

Lecture 8 - Why use Aerostats

Lecture 9 - Some Queries on Aerostats

Lecture 10 - Historical developments of LTA systems - Part I

Lecture 11 - Historical developments of LTA systems - Part II

Lecture 12 - Historical developments of LTA systems - Part III

Lecture 13 - Historical developments of LTA systems - Part IV

Lecture 14 - Historical developments of LTA systems - Part V

Lecture 15 - Historical developments of LTA systems - Part VI

Lecture 16 - Overview of PADD

Lecture 17 - Remote Controlled Airships

Lecture 18 - Autonomous Airships

Lecture 19 - Indoor Blimp Projects by students

Lecture 20 - Biomimetic Airships

Lecture 21 - Introduction to Buoyancy

Lecture 22 - Basic Concepts of Aerostatics

Lecture 23 - Ballasting, Weigh off and Fuel weight recovery

Lecture 24 - In flight Ballast Collection methods

Lecture 25 - Static Lift Prediction - Part I

Lecture 26 - Static Lift Prediction - Part II

Lecture 27 - Tutorial Problem 1 on Static Lift Estimation

Lecture 28 - Effect of Humidity and Vapour Pressure

Lecture 29 - Calculation of Ambient Air Density

Lecture 30 - Tutorial Problem 2 and 3 on Static Lift Estimation

Lecture 31 - Effect of Lifting Gas Purity, Superpressure and Superheat

Lecture 32 - Ballonet Air Weight Estimation

Lecture 33 - Net Static Lift of non rigid airships

Lecture 34 - Net Static Lift for other LTA systems

Lecture 35 - Tutorial Problem 4 on Net Static Lift Estimation

Lecture 36 - Parameters affecting Static Lift

Lecture 37 - Effect of change in Atmospheric Pressure

Lecture 38 - Tutorial Problem 5 on Change in Atmospheric Pressure

Lecture 39 - Effect of Superpressure

Lecture 40 - Tutorial Problem 6 on effect of Superpressure

Lecture 41 - Effect of Slow change in Atmospheric Temperature and Superheat

Lecture 42 - Effect of Rapid change in Atmospheric Temperature

Lecture 43 - Tutorial Problem 7 on Change in Atmospheric Temperature and Superheat

Lecture 44 - Revision and Tutorial Problem 08 and 09 on Affecting Parameters of Static Lift

Lecture 45 - Effect of change in Relative Humidity

Lecture 46 - Effect of change in Lifting Gas Purity

Lecture 47 - Effect of change in Lifting Gas Volume

Lecture 48 - Determination of Inflation Fraction

Lecture 49 - Flight To Lower Ground Elevation

Lecture 50 - Tutorial Problem 10 on Helium Addition

Lecture 51 - Outdoor Hot Air Balloon

Lecture 52 - Pressure Height

Lecture 53 - Tutorial Problem 11 on Pressure Height Calculation

Lecture 54 - Sea Level Inflation Fraction

Lecture 55 - Flight above Pressure Height

Lecture 56 - Effect of Change in Operating Altitude

Lecture 57 - Tutorial Problem 12 on Lifting Gas Loss

Lecture 58 - Descent Following Exceedance

Lecture 59 - Pressure Height for other LTA Vehicles

Lecture 60 - Discussion of Practice Questions

Lecture 61 - Envelope Materials - Part I

Lecture 62 - Envelope Materials - Part II

Lecture 63 - Envelope Materials - Part III

Lecture 64 - Fabric Testing Machines - Part I

Lecture 65 - Fabric Testing Machines - Part II

Lecture 66 - Need for Ground Handling

Lecture 67 - Aerium Hanger for CL 160 Airship

Lecture 68 - Ground Handling of Airships

Lecture 69 - Types of Mooring Masts and Design Requirements

Lecture 70 - Nose Battens for Envelopes

Lecture 71 - Need for Airship Design Methodology

Lecture 72 - Overview of Airship Design Methodology ADM

Lecture 73 - Details of Airship Design Methodology ADM

Lecture 74 - Inputs to Airship Design Methodology - Part 1

Lecture 75 - Inputs to Airship Design Methodology - Part 2

Lecture 76 - Design Constants in Airship Design Methodology

Lecture 77 - Outputs from Airship Design Methodology

Lecture 78 - Statistical Data Used in Airship Design Methodology

Lecture 79 - Validation of Airship Design Methodology

Lecture 80 - Envelope Shapes for LTA Systems

Lecture 81 - Example of Application of Airship Design Methodology

Lecture 82 - Conclusions and Limitations of Airship Design Methodology

Lecture 83 - Sizing Procedure for Indoor Remotely Controlled Airships - Part 1

Lecture 84 - Sizing Procedure for Indoor Remotely Controlled Airships - Part 2

Lecture 85 - Sizing Procedure for Indoor Remotely Controlled Airships - Part 3

Lecture 86 - Tutorial on Sizing of an Indoor Non Rigid Remotely Controlled Airship

Lecture 87 - Transportation Problems Faced by Remote Regions

Lecture 88 - Airships vs Helicopters - Part I

Lecture 89 - Airships vs Helicopters - Part II

Lecture 90 - Chaar Dham Yatra - Part I

Lecture 91 - Chaar Dham Yatra - Part II

Lecture 92 - Chaar Dham Yatra - Part III

Lecture 93 - Steam and IC engines for Airships

Lecture 94 - Electric motors for Airships

Lecture 95 - Turboprops for Airships

Lecture 96 - Solar Propulsion and Thrust Vectoring on Airships

Lecture 97 - Lectuer on Dynamics

Lecture 98 - Lectuer on Drag

Lecture 99 - Aerodynamic Stability

Lecture 100 - Added Mass Effects

Lecture 101 - Introduction to Aerostat Design Methodology

Lecture 102 - Inputs for Aerostat Design Methodology

Lecture 103 - Design Constants in Aerostat Design Methodology

Lecture 104 - Overview of Aerostat Design Methodology

Lecture 105 - Equilibrium Analysis of Aerostats - Part I

Lecture 106 - Equilibrium Analysis of Aerostats - Part II

Lecture 107 - Methodology for Tether Profile Estimation

Lecture 108 - Sizing of Reusable Indoor Hot Air Balloon

Lecture 109 - Tutorial on Sizing of RIHAB

Lecture 110 - Features of Hybrid Airships

Lecture 111 - Technological challenges in HALE Platforms development - Part I

Lecture 112 - Technological challenges in HALE Platforms development - Part II

Lecture 113 - Initial sizing of Stratospheric Airships

Lecture 114 - Introduction to Hybrid Airships

Lecture 115 - Lockheed Martin's P 791 Hybrid Airship

Lecture 116 - Aeroscraft ML 866 Hybrid Airship

Lecture 117 - SkyCat Hybrid Airship

Lecture 118 - Rotary and Winged Hybrid Airships

Lecture 119 - Hybrid Ultra Heavy Lift Cargo Vehicle Transport

Lecture 120 - Features of Hybrid Airships

Lecture 121 - Solar Powered Airships