Aerodynamics

강의소개
과목명 항공역학 (Aerodynamics)
교과목번호 M2795.001800 학점 3
수업목표 유체역학의 기본적인 지식을 바탕으로, 비압축성 공기중의 비행체 주위에서 발생하는 양력과 항력의 발생에 대한 핵심적인 이론을 학습한다. 이를 기반으로, 2차원 에어포일 및 3차원 유한 날개 주위에서 발생하는 양력, 항력 및 모멘트의 공기역학적 특성을 이해하며, 향후 비행체 해석 및 설계에 필요한 기본적인 비행원리를 습득한다.
교재 및
참고문헌
- 교재 : Fundamentals of Aerodynamics by John D. Anderson, JR., Fifth Ed., McGraw-Hill.
- 참고서 :
1. Aerodynamics for Engineers by John J. Bertin and Russell M. Cummings, Fifth Ed., Pearson International Edition.
2. Fluid Mechanics by Frank M. White, McGraw-Hill.
평가방법 출석 및 과제물 (10%), 텀 프로젝트(15%), 중간고사(30%), 기말고사(45%)
강의계획
1 Basic concepts, Center of pressure, Dynamic similarity and non-dimensional parameter, Boundary layer, Aerodynamic coefficients
2 Governing equations and control volume, Substantial derivative, Divergence and compressibility, Vorticity and rotation, Velocity potential and stream function
3 Bernoulli’s equation, Two-dimensional potential flows, Flow over a circular cylinder and d’Alembert paradox, Kutta-Joukowski theorem and lift generation, Panel method over arbitrary geometry
4 Airfoil and its aerodynamic characteristics, Kutta condition, Kelvin’s circulation theorem-starting vortex and lift generation, Thin airfoil theory, Flows over thin airfoils, Airfoil drag and stall, High lift devices
5 Downwash and induced drag, Prandtl’s lifting-line theory and elliptical lift distribution, Flows over Delta wing
6 Potential flows over sphere, Comparison of flows around sphere and cylinder
7 Boundary layers and Blasius solution
8 Brief introduction to Computational Fluid Dynamics and some examples, Aerodynamic computations by EDISON_CFD, Term project using EDISON_CFD