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# Dersin Bilgileri

 Dersin Adı Türkçe Uçuş Stabilitesi ve Kontrolü İngilizce Flight Stability and Control Dersin Kodu UCK 441E Kredi Ders (saat/hafta) Uygulama (saat/hafta) Labratuvar (saat/hafta) Dönem - 3 3 - - Dersin Dili İngilizce Dersin Koordinatörü Gökhan İnalhan Dersin Amaçları • Aircraft flight stability and control is one of the basic necessary courses for teaching of an aeronautical engineering students. • This subject is given to students after Aerodynamics, Flight Mechanics and Automatic Control courses. • Stability and control are among the most important aspects of the analysis and design of aircrafts. • Analysis of flying and handling characteristics and successful design of automatic flight control systems. Dersin Tanımı Introduction. Basic definitions of flight mechanics, control and control surfaces. General structure of flight control systems. Aircraft static and dynamic stability and stability derivatives. Static longitudinal and lateral stability. Aircraft longitudinal and lateral dynamic equations. Nonlinear dynamic equations. Linearization of equations. Longitudinal and lateral transfer functions. Longitudinal modes of motion. Short and long period approximation. Transient response of aircraft dynamic. Basic concept of aircraft control systems. The types of autopilot. Autopilot design. Design of displacement autopilot by the Root Locus method. Inner and outer loop concepts. Pitch orientation control system. Root locus analysis. Acceleration control system. Matlab Simulink simulation of aircraft autopilots. Dersin Çıktıları Student, who passed the course satisfactorily can: 1. understanding the basic definitions of flight mechanics, control, and control surfaces (a3,c3,d3,f2,k3) 2. have a basic knowledge on aircraft static and dynamic stability and stability derivatives (a3,d3,e3,f2,h1,i2,j2,k3) 3. have a knowledge about aircraft dynamic equations, nonlinear dynamics, linearization and transfer functions (a3,b2,c3,d3,e3,h2,j2,k3) 4. be able to understand longitudinal modes of the motion; longitudinal stability derivatives, short and phugoid modes (a3,b2,c3,d3,e3,h2,j2,k3) 5. be able to understand Longitudinal transfer functions , analyze transient and steady state response for elevator displacement (a3,b2,c3,d3,e3,h2,j2,k3) 6. be able to understand the basic concepts of the aircraft control systems; longitudinal autopilot design ( a3,b2,c3,d3,e3,f2,h2,j2,k3) 7. have a knowledge about the types of autopilots and design methods ( a3,b2, c3,d3,e3, h2,j2,k3) 8. be able to apply root locus analyze method to the displacement autopilots; ( a3,b2, c3,d3,e3,f2,h2,j2,k3) 9. understand pitch and acceleration aircraft control system design methods;( a3,b2, c3,d3,e3, h2,j2,k3) 10. to have a knowledge of MATLAB and SIMULINK programming in aircraft dynamic and control systems (a3,b2,c3,d3,e3,f2,h2,i2,j2,k3) Önkoşullar UCK 322E, UCK 362E Students are required to have a working knowledge of · Engineering Mathematics (Differential Calculus) · Linear Algebra · Aerodynamics · Dynamics · Introductory level controls · Matlab & Simulink Gereken Olanaklar Diğer Ders Kitabı Jonathan How, Flight Stability ad Control (Lecture Notes), MIT/AA, 2004 Gokhan Inalhan, Flight Stability ad Control (Lecture Notes), UUBF, 2006-2016 Robert C. Nelson Flight Stability and Control, ISBN : 0-07-115838-3 : This text is available as an e-book from the library! Diğer Referanslar Brian L.Stevens, Frank L. Lewis, Aircraft Control and Simulation, 2003, Second Edition, ISBN: 0-471-37145-9 : Highly recommended for future Aerospace GNC studies Bernard Etkin, Dynamics of Flight: Stability and Control, 3rd Edition. New York: John Wiley 2001 : Classic Donald Mclean, Automatic Flight Control Systems. New York, Prentice Hall, 1990. John Blakelock, Automatic Control of Aircraft and Missiles. Second Edition, New York: John Wiley, 1991. Thomas R. Yechout et al, Introduction to Aircraft Flight Mechanics, AIAA, 2003. Bandu N. Pamadi, Performance, Stability, Dynamics and Control of Airplanes, 2004, ISBN :1-56347-538-9

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