Important Question Unit Wise : Click here
Teaching - Learning Scheme : Assessment Scheme :
04 Hours Practical/Week In-Semester Evaluation (LA) : 20 Marks
Credits : 03 Mid-Semester Evaluation (MSE ) : 30 Marks
End-Semester Evaluation (ESE) : 50 Markses :
Course Objectives & Outcomes :
The course Aerospace Propulsion focuses on propulsion systems commonly used in aerospace vehicles today and in future. The course aims to introduce the principles of rocket propulsion, rocket engine types such as solid propellant rocket engine, liquid propellant rocket engines, and electric propulsion rocket engines.
Upon successful completion of this course, the student will be able to
Analyse the fluid compressible flow in subsonic and supersonic regions. (K4)
Design and evaluate the performance parameters of shock waves during high Mach regimes. (K4)
Apply the principles of solid propellant rocket systems to identify their applications and advantages. (K3)
Know the applications and principles of liquid and hybrid propulsion systems. (K3)
Apply fundamental concepts of advanced propulsion systems for airbreathing and non-airbreathing engines (K3)
UNIT -1 Compres sible Flow and Wave Propagation :
Compressible flow and Wave Propagation: Thermodynamics of fluid flow- Energy Equation-Entropy Equation-Perfect gas Relations-Wave Propagation-Velocity of Sound-Subsonic and Supersonic flows- Introduction-Equation of motion for Normal Shock Waves-Normal Shock relation for perfect gas Change of stagnation or total pressure across the shock- Hugoniot Equation
UNIT -2 Supersonic compression: Fundamentals
Oblique shock relations- shock polar- Supersonic flow over a wedge-Weak oblique Shocks- Supersonic expansion by Turning-Prandtl Meyer Expansion- Detached shock waves Shock expansion theory
UNIT -3 Solid Rocket Propulsion
Salient features of solid propellant rockets – selection criteria of solid propellants – estimation of solid propellant adiabatic flame temperature - propellant grain design considerations – erosive burning in solid propellant rockets – combustion instability – strand burner and T-burner – applications and advantages of solid propellant rockets.
UNIT -4 Liquid and Hybrid Rocket Propulsion:
Salient features of liquid propellant rockets – selection of liquid propellants – various feed systems and injectors for liquid propellant rockets -thrust control and cooling in liquid propellant rockets and the associated heat transfer problems – combustion instability in liquid propellant rockets engines - Introduction to hybrid rocket propulsion – standard and reverse hybrid systems- combustion mechanism in hybrid propellant rockets – applications and limitations
UNIT -5 Advanced Propulsion Systems:
Ramjet Engine- Scramjet Engine- Basic concepts in electric propulsion and Hydrogen Propulsion -ion rocket engine-Nuclear rocket engine
Reference Books:
Assessment Policy:
In-Semester Evaluation 1 :
(Continuous Assessment - Weightage 10 % Due Date)
Activity 1: Tutorial Assignments (Continuous Assessment )
Activity 2: Rocket Nozzle Design Assignment (RPA) 27 Sep, 2023
Mid Semester Evaluation - Pen Paper Test
(Weightage 30 %, Due Date 30 Oct - 03 Nov, 2023)
In-Semester Evaluation 2 :
(Continuous Assessment - Weightage 10 % Due Date)
Activity 2: Rocket design and Report generation using Case study (report submission ) 19-Oct-2023
Activity 3: Peer Presentation & Assessment on Electric Propulsion and Its applications 20-Nov-2023
End Semester Evaluation - Pen Paper Test
(Weightage 50 %, Due Date 08-19 jan 2024)
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