Checking date: 18/04/2024

Course: 2024/2025

Control of aerospace systems
(15346)
Bachelor in Aerospace Engineering (Plan: 421 - Estudio: 251)

Coordinating teacher: MONJE MICHARET, CONCEPCION ALICIA

Department assigned to the subject: Systems Engineering and Automation Department

Type: Electives
ECTS Credits: 6.0 ECTS

Course:
Semester:

Requirements (Subjects that are assumed to be known)
Calculus I Calculus II Linear Algebra Programming
Objectives
With this subject the students are aimed to acquire basic knowledge on analysis and control of dynamic systems in continuous time, with application to aerospace systems. The study of the behavior of the systems will be carried out by means of the classic control theory.
Skills and learning outcomes
Description of contents: programme
1. Laplace transform 1.1. Definition 1.2. Properties 1.3. Inverse transform 2. System modeling: transfer function 2.1. Definition of the transfer function 2.2. Solution of the dynamics of a system through the transfer function 2.3. Limitations of the transfer function 3. System modeling: state space 3.1. Definition of the state space 3.2. Solution of the state equation 3.3. Cannonical forms of the state space 3.4. Transformation between state space and transfer function 4. Stability and feedback: systems characterization 4.1. Definition of stability for a dynamic system 4.2. Variables for the stability analysis of a dynamic system 5. Stability and feedback analysis in time domain 5.1. Definition of stability in the time domain 5.2. Methods for stability analysis in the time domain 6. Stability and feedback analysis in frequency domain 6.1. Definition of stability in the frequency domain 6.2. Methods for stability analysis in the frequency domain 7. Aircraft systems fundamentals 7.1. Control system for an aircraft 7.2. Sensors and actuators in an aircraft 7.3. Quality factors characterizing the aircraft dynamics 7.4. Properties of a control loop for the aircraft 8. Aircraft dynamics (I) 8.1. Longitudinal model of an aircraft 8.2. Longitudinal modes of an aircraft 9. Aircraft dynamics (II) 9.1. Lateral model of an aircraft 9.2. Lateral modes of an aircraft 10. PID controllers: design methods 10.1. Definition of a PID controller 10.2. Effects of the PID control actions 10.3. Desing of PID controllers: empirical and analytical methods 11. Nonlinear systems: describing function 11.1. Definition of the describing function 11.2. Characteristics of the describing function 12. Nonlinear systems: stability analysis (I) 12.1. Analysis of the stability of the nonlinear system by the describing function in the frequency domain 13. Nonlinear systems: stability analysis (II) 13.1. Analysis of the stability of the nonlinear system by the phase plane in the time domain
Learning activities and methodology
- Master classes and reduced group sessions for resolution of problems. - 4 Laboratory sessions using software Matlab with personal work of the student; oriented to the acquisition of practical abilities related to the program of the subject. - Personal tutorial sessions in the times published in Aula Global.
Assessment System
• % end-of-term-examination 0
• % of continuous assessment (assigments, laboratory, practicals...) 100

Calendar of Continuous assessment

Extraordinary call: regulations
Basic Bibliography
• Concepción A. Monje. Lecture Notes. NA.
• Cook, M. V. . Flight Dynamics Principles. Elsevier. 2007
• DiStefano et al. . Feedback and Control Systems. McGrawHill. 1990
• Kuo, B. C.. Automatic Control Systems. Prentice-Hall. 1991
• MOHLER, R.R.. Nonlinear systems. Dynamics and Control.. Prentice-Hall, 1991..
• McLean, D. . Automatic Flight Control Systems. Prentice-Hall. 1990
• OGATA, K.. Modern Control Theory. Prentice-Hall, 1987..

The course syllabus may change due academic events or other reasons.