| Course Name | Air Breathing Engines |
| Course Code | 23AEE343 |
| Program | B. Tech. in Aerospace Engineering |
| Credits | 3 |
| Campus | Coimbatore |
Review of Cycle Analysis of Air-Breathing Engines – Application of Euler’s Turbo Machinery Equation to Axial and Centrifugal Machines: Velocity Diagrams, Stage Parameters, Three Dimensional Flows In Turbo-Machinery – Components of Axial and Centrifugal Turbines – Performance Maps – Compressor Turbine Matching -Compressor Surge.
Thermal Limits of Blades and Vanes – Blade Cooling, Film Cooling and Regenerative Cooling –Subsonic, Supersonic and Hypersonic Inlets – Inlet Sizing – Inlet Performance – The Combustion Process: Stability, Length, Scaling.
Types of Combustors – Combustor Performance– Flame Stabilization – Fuels and Emissions; Alternate fuels- Nozzles, Thrust Vectoring – Nozzle Performance. Ramjets: Design Considerations.
Requisite(s): 23AEExxx AEROSPACE PROPULSION Course Objectives
Introduce the design parameters and momentum analysis of turbo machines. Enable the students to do velocity triangle
analysis. Introduce the details of design of combustors, intakes and nozzles of air breathing engines.
Course Outcomes
CO1: Review concepts of Propulsion engine cycle.
CO2: Study momentum transfer through turbo machines.
CO3: Analyze design and performance of axial flow turbo machines.
CO4: Analyze flow through centrifugal compressors.
CO5: Learn parameters that govern combustor design.
CO6: Analyze flows through intakes and nozzles.
CO-PO Mapping
| PO/PSO | PO1 | PO2 | PO3 | PO4 | PO5 | PO6 | PO7 | PO8 | PO9 | PO10 | PO11 | PO12 | PSO1 | PSO2 | PSO3 |
| CO | |||||||||||||||
| CO1 | 3 | 3 | – | – | – | – | – | – | – | – | – | 1 | 3 | 2 | 2 |
| CO2 | 3 | 3 | 2 | – | – | – | – | – | – | – | – | 1 | 3 | 2 | 2 |
| CO3 | 3 | 3 | 3 | – | – | – | – | – | – | – | – | 1 | 3 | 2 | 2 |
| CO4 | 3 | 3 | 2 | 3 | – | – | – | – | – | – | – | 2 | 3 | 2 | 2 |
| CO5 | 3 | 3 | 2 | 3 | – | – | 2 | – | – | – | – | 2 | 3 | 2 | 2 |
| CO6 | 3 | 3 | – | 3 | – | – | – | – | – | – | – | 2 | 3 | 2 | 1 |
Evaluation Pattern
| Assessment | Internal | End Semester |
| Midterm Exam | 30 | |
| *Continuous Assessment (CA) | 30 | |
| End Semester | 40 |
Text Book(s)
Flack.R.L, “Fundamentals of Jet Propulsion with Applications,” Cambridge University Press, 2005.
Reference(s)
Hill and Peterson, “Mechanics and Thermodynamics of Propulsion,” Dorling Kindersely (India), 2010. Mattingly. Jack.D, “Elements of Propulsion: Gas Turbines and Rockets,” AIAA Education Series, 2006.
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