Gasdynamics and Supersonic Flow

Sections :

• • Compressible Flow  

    • • System, Surroundings and Control Volume

      • Laws of Thermodynamics

      • Zeroth Law of Thermodynamics

      • First Law of Thermodynamics

      • Second Law of Thermodynamics

      • Perfect Gas Law

      • Consequences of First Law for a Perfect Gas

      • Consequences of Second Law for a Perfect Gas

  • Equations of Motion for a Compressible Flow  

    • • Continuity Equation

      • Momentum Equation

      • Energy Equation

      • Stagnation Conditions

      • Constant from Stagnation Conditions

      • Area-Velocity Relation

  • 1-D Isentropic Relations  

    • • Sonic Point as Reference

      • Mass Flow Rate

      • Equations of Motion in absence of Area Changes

  • Wave Propagation  

    • • Speed of Sound

      • Propagation of a Source of Sound

      • Stationary Source

      • Source moving at Subsonic Speeds

      • Source moving at the Speed of Sound

      • Source moving at Supersonic Speeds

      • Response of Subsonic and Supersonic Flows to an Obstacle

      • Subsonic Flow

      • Supersonic Flow

      • Shock Waves

      • Formation of a Shock Wave

      • Normal Shock Waves

      • Important Characteristics of a Normal Shock

  • Flow through Nozzles and Ducts  

    • • Flow through a Converging Nozzle

      • Flow through a Converging-diverging nozzle

      • Supersonic Nozzle Flow Experiment

  • Two-Dimensional Compressible Flow  

    • • Oblique Shock Waves

      • Relations across an Oblique Shock

      • Relation between β and θ

      • Supersonic Flow past Concave Corners and Wedges

      • Weak Oblique Shocks

      • Supersonic Compression by Turning

      • Convergence of Mach Waves

  • Prandtl-Meyer Expansion  

  • Shock Interactions and Detached Shocks  

    • • Shock Reflection from a Wall

      • Intersection of two Shocks

      • Strong Solutions - Detached Shocks

      • Mach Reflection

  • Shock-Expansion Techniques for Aerofoils  

    • • Flat Plate Aerofoil

      • Diamond Aerofoil

      • Interaction between shocks and expansion waves

      • Thin Aerofoil Theory

      • Flow about a Flat Plate Aerofoil at an Angle of Attack

      • Diamond Aerofoil

      • An Arbitrary Aerofoil

      • Second Order Theory

      • Reduction of Drag by cancelling the Waves

  • Method of Characteristics  

    • • Theory of Method of Characteristics

      • Compatibility Relations

      • Computing with Method of Characteristics

      • Flow through a Diverging Duct

      • Interior Point

      • Boundary Point

      • Cancellation of Waves

      • Design of a Supersonic Nozzle

• Compressible Flow Tables/Software

  • • Subsonic Compressible Flow Table

    • Supersonic Compressible Flow Table

    • Normal Shock, Mach wave and Expansion Wave Table

    • Oblique Shock Wave Table

    • Isentropic Compressible Flow Calculator

    • Normal Shock Calculator

    • Mach Wave Calculator

    • Expansion Wave Calculator

    • Oblique Shock Wave Calculator

    • Supersonic Nozzle Simulator

    • Shocktube Simulator