SPC 407Supersonic & Hypersonic Fluid Dynamics

Lecture 1September 18, 2016

Sep. 18, 2016

Course Materials

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drahmednagib.com

Course Materials

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piazza.com/alexu.edu.eg/fall2016/spc407

Google Form

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https://goo.gl/forms/jaT0P0FmSgkSCgz33

COURSE OUTLINE

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COURSE OUTLINE

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• Introduction to Experimental Aerodynamics• Introduction to Compressible Flow• Conservation Equations for Inviscid Flows• One Dimensional Flow• One Dimensional Flow with Heat Addition and Friction• Oblique Shocks• Expansion Waves• Quasi-One-Dimensional Flow• Numerical techniques for Steady Supersonic Flow• Hypersonic Flow• Properties of High-Temperature Gases• High-Temperature Flows: Basic Examples• Computational Fluid Dynamic Solutions of Hypersonic Flows

Grades Distribution

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• Homework Assignments (10%).• Matlab and Fluent Assignments (15%).• Midterms (30%) (2 Midterms).• Project (15%).• Final Exam (30%).

Matlab Assignment

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Fluent Assignment

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Fluent Assignment

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References

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Introduction to Experimental Aerodynamics

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Wind Tunnel

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Wind Tunnel

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Wind Tunnel

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Wind Tunnel

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Wind Tunnel

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Wind Tunnel

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Wind Tunnel

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Particle Image Velocimetry (PIV)

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Particle Image Velocimetry (PIV)

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Particle Image Velocimetry (PIV)

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Particle Image Velocimetry (PIV)

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Particle Image Velocimetry (PIV)

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Particle Image Velocimetry (PIV)

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Particle Image Velocimetry (PIV)

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Particle Image Velocimetry (PIV)

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Particle Image Velocimetry (PIV)

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Particle Image Velocimetry (PIV)

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Particle Image Velocimetry (PIV)

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Freestream Tracer Injection

Oil dripped on array of wires shows wingtip vortex Direct injection of smoke shows laminar separation

on a cylinder in crossflow

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Freestream Tracer Injection Propylene Glycol “Smoke” Generator

Wand used with full- scale automotive testing

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Freestream Tracer Injection Propylene Glycol “Smoke” Generator

Forebody

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Freestream Tracer Injection Hydrodynamic (Dye)

Karman vortex street following two cylinders

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Freestream Tracer Injection Oil FLow

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Freestream Tracer Tufts

Recent Computational Methodology

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Recent Computational Methodology

Solid Mechanics-Structural Analysis Fluid Dynamics

Solved by Finite Element Analysis Computational Fluid Dynamics (CFD)

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Recent Computational Methodology

Finite Element Analysis Computational Fluid Dynamics (CFD)

CommercialSoftware

Ansys Mechanical, Abaqus Ansys Fluent, Ansys CFX, open-foam

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Recent Computational Methodology

1 way FSI vs Two way FSI

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Recent Computational Methodology

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Recent Computational Methodology

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Recent Computational MethodologyTurek-Hron Incompressible Fluid-Structure Interaction Benchmark problem

Video Link

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F-35 ProjectVideo Link

Course Overview

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Course Overview

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Flow Regimes

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Flow Regimes

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Flow Regimes

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Historical Review

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Fokker Trimotor – 1930 – 160 km/hr

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Douglas DC-3 Airliner– 1936 – 190 km/hr

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Boeing 777– 1989 – 892 km/hr

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Concord– 1969 to 2003

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F35 – 2015

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Commercial Airplane Requirement

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• Number of passengers.• Range of kilometers.• Cruising speed of km/hr.• Top speed of km/hr.• Landing speed not to exceed km/hr.• Rate of climb (m/min).• Service Ceiling of km.• Max. gross weight of kg.

Historical Marks

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Delaval Turbine - 1893

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Bell XS-1 - 1947

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