ENGRMAE 136 Aerodynamics (2017-2018)

ENGRMAE 136 Aerodynamics

(Required for AE. Selected Elective for ME.)
Catalog Data:

ENGRMAE 136 Aerodynamics (Credit Units: 4) Analysis of flow over aircraft wings and airfoils, prediction of lift, moment and drag. Topics: fluid dynamics equations; flow similitude; viscous effects; vorticity, circulation, Kelvin's theorem, potential flow; superposition principle, Kutta-Joukowski theorem; thin airfoil theory; finite wing theory; compressibility. Prerequisite: MAE130A, MAE130B. Aerospace Engineering and Mechanical Engineering majors have enrollment. (Design units: 1)

Required Textbook:
. Edition, , 1969, ISBN-13 978-0073398105.

Recommended Textbook:
None
References:

Bertin, John J. and Smith, Michael L. Aerodynamics for Engineers, 3rd Edition, Prentice Hall.

Coordinator:
Robert H. Liebeck
Relationship to Student Outcomes
No student outcomes specified.
Course Learning Outcomes. Students will:

1. Develop a fundamental understanding of fluid mechanics as applied to the airplane: namely the source of lift, drag and moment; calculate them.

Prerequisites by Topic
  • Introduction to Fluid Mechanics
  • Introduction to Viscous and Compressible Flows
Lecture Topics:
  • Introduction
  • basic concepts
  • aerodynamic forces and moments
  • Fundamental Principles
  • vector relations
  • continuity, momentum, energy equations
  • pathlines and streamlines
  • vorticity and circulation
  • stream function and velocity potential
  • Potential Flow
  • Bernoulli's eq, airspeed, pressure coefficient
  • equations for incompressible flow
  • elementary potential flow
  • flow about a cylinder
  • lift & the Kutta-Joukowski theorem
  • real flow over a cylinder
  • numerical source panel method
  • Incompressible Flow over Airfoils
  • airfoil characteristics
  • airfoil representations as a vortex sheet
  • Kutta condition & Kelvin's theorem
  • thin airfoil theory
  • numerical vortex panel method
  • real airfoils
  • Wing Theory
  • downwash & induced drag
  • Biot-Savart law & Helmholtz theorems
  • Prandtl's lifting-line theory
  • Compressible Flow over airfoils
  • qualitative description of compressible flow, Mach number
  • Prandtl-Glauert correction
  • critical Mach number, drag divergence
  • area rule, supercritical airfoils
  • Effects of Viscosity
  • qualitative description of viscous flow
  • definition of the boundary layer
  • skin friction & pressure drag
Class Schedule:

Meets for 4 hours of lecture and 1 hour of discussion each week for 10 weeks.

Computer Usage:
Laboratory Projects:
Professional Component

Contributes toward the Aerospace Engineering Topics courses and Major design experience. Contributes toward the Mechanical Engineering Major design experience.

Design Content Description
Approach:

A proper understanding of aerodynamic lift, drag and moment is critical to the design of an airplane. Application of aerodynamic theory to the airplane design process is a regular topic, integral with the development of the theory itself.

Lectures: 100%
Laboratory Portion: 0%
Grading Criteria:
  • Homework: 25%
  • Midterm Exam: 30%
  • Final Exam: 45%
  • Total: 100%
Estimated ABET Category Content:

Mathematics and Basic Science: 0.0 credit units

Computing: 0.0 credit units

Engineering Topics: 4.0 credit units

Engineering Science: 3.0 credit units

Engineering Design: 1.0 credit units

Prepared:
February 22, 2017
Senate Approved:
November 10, 2014
Approved Effective:
2015 Fall Qtr