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NPTEL Courses

Jet Aircraft Propulsion

Introduction to aircraft jet propulsion. Jet engine cycles: thermodynamic analysis of real cycles. Compressors and turbines. Combustion systems. Intakes and propelling nozzles. Aircraft engine installed performance, sizing and matching. Ramjets, scramjets and pulsejets. (from nptel.ac.in )

Instructor

Prof. Bhaskar Roy and Prof. A. M. Pradeep, Department of Aerospace Engineering, IIT Bombay.

Aeronautics and astronautics

2015

Lecture 01 - Introduction and Development of Jet Aircraft Propulsion

Lecture 02 - How the Aircraft Jet Engines Make Thrust

Lecture 03 - Jet Engine Basic Performance Parameters

Lecture 04 - Turbojet, Reheat Turbojet and Multi-spool Engines

Lecture 05 - Turbofan, Turboprop and Turboshaft Engines

Lecture 06 - Ideal and Real Brayton Cycles

Lecture 07 - Jet Engine Cycles for Aircraft Propulsion

Lecture 08 - Cycle Components and Component Performances

Lecture 09 - Tutorial 1: Brayton Cycles, Component Performances

Lecture 10 - Analysis of Engine Real Cycles

Lecture 11 - Tutorial 2: Problems Involving Real Cycle Analysis

Lecture 12 - Thermodynamics of Compressors

Lecture 13 - Thermodynamics of Turbines

Lecture 14 - Axial Compressors: Two Dimensional Analytical Model

Lecture 15 - Cascade Analysis; Loss and Blade Performance Estimation

Lecture 16 - Free Vortex Theory; Single-Multi-Stage Characteristics

Lecture 17 - Tutorial 3: Axial Compressors

Lecture 18 - Elements of Centrifugal Compressor

Lecture 19 - Centrifugal Compressor Characteristics; Surging, Choking

Lecture 20 - Axial Flow Turbines; Turbine Blade 2D (Cascade) Analysis

Lecture 21 - Multi-staging: Axial Turbine; Turbine Cooling Technology

Lecture 22 - Radial Turbine Aerodynamics and Thermodynamics; Losses

Lecture 23 - Tutorial 4: Axial Flow Turbines and Radial Flow Turbines

Lecture 24 - Types of Combustion Chambers: Mechanism and Parameters

Lecture 25 - Pressure Loss, Combustion Efficiency; Combustion Intensity

Lecture 26 - Practical Combustion System; Stability, Fuel Injection

Lecture 27 - Intakes for Powerplant: Transport/Military Aircraft

Lecture 28 - Subsonic, Transonic, Supersonic Intake Designs

Lecture 29 - Nozzle: Fixed and Variable Geometry Nozzles

Lecture 30 - Converging-Diverging Nozzles and Their Uses

Lecture 31 - Tutorial 5: Air Intakes and Nozzles

Lecture 32 - Engine Off Design Operations

Lecture 33 - Aircraft Engine Component Matching: Dimensional Analysis

Lecture 34 - Engine Component Matching and Sizing

Lecture 35 - Installed Performance of Engine

Lecture 36 - Tutorial 6: Numerical Examples of Off-Design Performance of Aircraft Engines

Lecture 37 - Use of Ramjets and Pulsejets in Aircraft Propulsion

Lecture 38 - Thermodynamic Cycle and Performance Parameters

Lecture 39 - Flow in Diffusers, Combustors and Nozzles

Lecture 40 - Performance and Design of Ramjet and Scramjet Engines

Lecture 41 - Tutorial 7: Problems on Ramjets, Pulsejets and Scramjets

Lecture 42 - Future of Aircraft Propulsion