Mekanika Fluida II - Institut Teknologi...

Post on 09-Mar-2019

370 views 24 download

transcript

Mekanika Fluida II

Fluida Tekompresi

(Bahan Tambahan)

Haryo Tomo

Basic Equations for 1-D Compressible Flow

• Control Volume

Basic Equations for 1D Compressible Flow

• Continuity

Momentum

Basic Equations for 1D Compressible Flow

Second Law of Thermodynamics

• First Law of Thermodynamics

Property Relations

• Equation of State

Basic Equations for 1D Compressible Flow

Isentropic Flow of an Ideal Gas–Area Variation

• Basic Equations for Isentropic Flow

Isentropic Flow of an Ideal Gas – Area Variation

• Isentropic Flow

Isentropic Flow of an Ideal Gas – Area Variation

• Subsonic, Supersonic, and Sonic Flows

Isentropic Flow of an Ideal Gas – Area Variation

• Reference Stagnation and Critical Conditions for Isentropic Flow

Isentropic Flow of an Ideal Gas – Area Variation

• Property Relations

Isentropic Flow of an Ideal Gas – Area Variation

• Isentropic Flow in a Converging Nozzle

Isentropic Flow of an Ideal Gas – Area Variation

• Isentropic Flow in a Converging Nozzle

Isentropic Flow of an Ideal Gas – Area Variation

• Isentropic Flow in aConverging-Diverging Nozzle

Isentropic Flow of an Ideal Gas – Area Variation

• Isentropic Flow in aConverging-Diverging Nozzle

Flow in a Constant-Area Duct with Friction

• Control Volume

Flow in a Constant-Area Duct with Friction

• Basic Equations for Adiabatic Flow

Flow in a Constant-Area Duct with Friction

• Adiabatic Flow: The Fanno Line

Flow in a Constant-Area Duct with Friction

• Fanno-Line Flow Functions forOne-Dimensional Flow of an Ideal Gas

Flow in a Constant-Area Duct with Friction

• Fanno-Line Relations

Flow in a Constant-Area Duct with Friction

• Fanno-Line Relations (Continued)

Frictionless Flow in a Constant-Area Duct with Heat Exchange

• Control Volume

Frictionless Flow in a Constant-Area Duct with Heat Exchange

• Basic Equations for Flow with Heat Exchange

Frictionless Flow in a Constant-Area Duct with Heat Exchange

• Heat Exchange: The Rayleigh Line

Frictionless Flow in a Constant-Area Duct with Heat Exchange

• Rayleigh-Line Relations

Normal Shocks

• Control Volume

Normal Shocks

• Basic Equations for a Normal Shock

Normal Shocks

• Intersection of Fanno & Rayleigh Lines

Normal Shocks

• Normal Shock Relations

Normal Shocks

• Normal Shock Relations (Continued)

Supersonic Channel Flow with Shocks

• Flow in a Converging-Diverging Nozzle

Oblique Shocks and Expansion Waves

• Typical Application

Oblique Shocks and Expansion Waves

• Mach Angle and Oblique Shock Angle

Oblique Shocks and Expansion Waves

• Oblique Shock: Control Volume

Oblique Shocks and Expansion Waves

• Oblique Shock: Useful Formulas

Oblique Shocks and Expansion Waves

• Oblique Shock Relations

Oblique Shocks and Expansion Waves

• Oblique Shock Relations (Continued)

Oblique Shocks and Expansion Waves

• Oblique Shock: Deflection Angle

Oblique Shocks and Expansion Waves

• Oblique Shock: Deflection Angle

Oblique Shocks and Expansion Waves

• Expansion and Compression Waves

Oblique Shocks and Expansion Waves

• Expansion Wave: Control Volume

Oblique Shocks and Expansion Waves

• Expansion Wave:Prandtl-Meyer Expansion Function

Oblique Shocks and Expansion Waves

• Expansion Wave: Isentropic Relations