CAE342 Hypersonic Aerodynamics Syllabus:
CAE342 Hypersonic Aerodynamics Syllabus – Anna University Regulation 2021
COURSE OBJECTIVES:
1. To learn basics of hypersonic flow, shock wave, boundary layer interaction and aerodynamic heating.
2. To extend the surface inclination methods for hypersonic inviscid flows.
3. To explain the approximate methods for inviscid hypersonic flows.
4. To familiarize them with the aerodynamical aspects of hypersonic vehicles and the general hypersonic flow theory
5. To understand the viscous interactions in hypersonic viscous flow.
UNIT I BASICS OF HYPERSONIC AERODYNAMICS
Thin shock layers – entropy layers – low density and high-density flows – hypersonic flight paths – hypersonic flight similarity parameters – shock wave and expansion wave relations of inviscid hypersonic flows.
UNIT II SURFACE INCLINATION METHODS FOR HYPERSONIC INVISCID FLOWS
Local surface inclination methods – modified Newtonian Law – Newtonian theory – tangent wedge or tangent cone and shock expansion methods – Calculation of surface flow properties.
UNIT III APPROXIMATE METHODS FOR INVISCID HYPERSONIC FLOWS
Approximate methods – hypersonic small disturbance equation and theory – thin shock layer theory – blast wave theory – entropy effects – rotational method of characteristics – hypersonic shock wave, shapes and correlations.
UNIT IV VISCOUS HYPERSONIC FLOW THEORY
Navier-Stokes equations – boundary layer equations for hypersonic flow – hypersonic boundary layer – hypersonic boundary layer theory and non-similar hypersonic boundary layers – hypersonic aerodynamic heating and entropy layers effects on aerodynamic heating – heat flux estimation.
UNIT V VISCOUS INTERACTIONS IN HYPERSONIC FLOWS
Strong and weak viscous interactions – hypersonic shockwaves and boundary layer interactions – Estimation of hypersonic boundary layer transition – Role of similarity parameter for laminar viscous interactions in hypersonic viscous flow
TOTAL: 45 PERIODS
COURSE OUTCOMES:
On successful completion of this course, the student will be able to
CO1: Explain shock wave and expansion wave relations of inviscid hypersonic flows
CO2: Explain the solution methods for hypersonic inviscid flows
CO3: Analyze the hypersonic boundary layers
CO4: Explain the viscous interaction in hypersonic flows
CO5: Analyze chemical and temperature effects in hypersonic flow.
TEXT BOOKS:
1. AndersonJ. D., “Hypersonic and High Temperature Gas Dynamics”, AIAA Education Series, 2nd Ed., 2006.
2. AndersonJ. D., “Modern Compressible Flow with Historical Perspective”, TMH, 3rd Ed., 2012.
REFERENCES:
1. Heiser, W. H. and Pratt, D. T., “Hypersonic Air Breathing Propulsion”, AIAA, 1994.
2. John T. Bertin, “Hypersonic Aerothermodynamics”, AIAA Inc., Washington DC, 1994