JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives:

• 1. To present a detailed understanding of the components of a typical turbojet engine.
• 2. To demonstrate the physical processes involved in the operation of turbojets.
• 3. To teach students methods to size and design components as well as perform integration of an engine system.
• 4. Understand of thermodynamic cycles of jet engines.
• 5. Analyze jet engines; determine propulsion efficiency and design inlets and nozzles.

Course Outcomes:

• 1. understand construction and design features of gas turbines as used for power generation.
• 2. Explore to thermodynamics and fluid mechanics component for enhancing the efficiency and effectively of gas turbines
• 3. Develop skills in problem solving for aircraft propulsion systems, in particular gas turbine engines.
• 4. Analyse the performance enhancement approaches for jet propulsion engines
• 5. Describe the basic concepts of rocket propulsion.

UNIT - I

Introduction, Cycles, Actual and Ideal cycles, merits and demerits, Performance characteristics and improvement.

UNIT - II

Gas dynamics, Centrifugal, axial and mixed flow compressor, principles and characteristics, Turbine construction.

UNIT - III

Blade materials, manufacturing techniques, blade fixing, Problems of high temperature operation, blade cooling, practical air-cooled blades Combustion Systems, various fuels and fuel systems,

UNIT - IV

Theory of jet propulsion, Jet propulsion cycles and their analysis, thrust equation, parameters affecting performance, thrust power and propulsive efficiency, Operating principle and cycle analysis of ramjet, turbojet, turbofan and turboprop engines. thrust augmentation, environmental considerations and applications

UNIT - V

Types of rocket engines, propellants & feeding systems, ignition and combustion, theory of rocket propulsion, performance study, staging, terminal and characteristic velocity, space flights

TEXT BOOK:

• 1. V. Ganesan, “Gas Turbines”, Tata McGraw Hill, 2003.

REFERENCE BOOKS:

• 1. H Cohen, GFC Rogers and HIH Saravanamuttoo, “Gas Turbine Theory”, Pearson Education, 2000.
• 2. S.M.Yahya “Turbines, Compressors and Fans”, Tata McGraw Hill, 1992.
• 3. Vincent “The theory and design of Gas Turbine and Jet Engines”, McGraw Hill, 1950.
• 4. W WBathic, “Fundamentals of Gas Turbines”, John Wiley and Sons. M.Tech, I Year, I Sem