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Aircraft Control Systems and Their Modeling
Major: Aviation Information Systems and Complexes
Code of subject: 7.173.01.O.005
Credits: 6.00
Department: Electronics and Information Technology
Lecturer: prof. Yuriy Romanyshyn
Semester: 1 семестр
Mode of study: денна
Завдання: The study of the discipline involves the formation of students' competencies:
general competencies:
GC 3. Ability to conduct research at the appropriate level.
GC 7. Ability to identify, formulate and solve problems using various methods and tools.
GC 9. Skills and abilities to use information and communication technologies, adapt and work in new situations.
professional competencies:
PC 1. Ability to synthesize and analyze optimal automatic control systems for aircraft.
PC 3. Ability to use computer technologies to design and model the dynamic processes of aircraft and avionics systems.
PC 6. Ability to study aeronautical navigation systems and automatic control systems of aircraft.
PC 7. Ability to use advanced technologies in research and design of aircraft control systems, development of hardware and software-algorithmic tools to improve the accuracy, reliability, survivability, resources of avionics systems.
Learning outcomes: As a result of studying the discipline, student must be able to demonstrate the following learning outcomes:
KN 6. Knowledge of aircraft control systems, modern methods of synthesis of functional and structural schemes of automatic control systems of aircraft and their modeling.
BA 5. Be able to analyze and synthesize digital automatic control systems.
BA 6. Be able to develop algorithms for controlling the movement of aircraft.
BA 8. Be able to describe the dynamic processes of aircraft, choose algorithms for controlling the movement of aircraft.
Required prior and related subjects: Pre-requisites - no
Co-requisites -
Microsystem Avionics.
Microsystem Avionics (Course Project).
Aeronautical systems and their modeling.
Summary of the subject: The educational discipline involves the study of such basic topics.
Aircraft as a control object. Classification of control systems. Coordinate systems used in aircraft motion control systems. The equation of spatial motion of an airplane. Generalized mathematical model of aircraft motion. Longitudinal and lateral movement. Linearization of the equations of motion of the aircraft. Transfer functions and mathematical models of longitudinal motion of the aircraft. Mathematical models of lateral movement of the aircraft. Linearization of the equations of lateral motion of the aircraft. Transmission functions of lateral movements of the aircraft. Automatic aircraft control system. Autopilot. Principles of action. Principles of operation of autopilots along the roll channel. Principles of operation of autopilots on the pitch channel. Principles of operation of autopilots along the course channel. Stabilization of the course when controlling the autopilot steering wheel. Course stabilization when controlling the autopilot with ailerons and steering wheel. Stabilization of the course angle under the influence of disturbances. The principle of operation of the autopilot when controlling the flight height. Mathematical model and transmission function of the steering drive. Simulation of aircraft movement control using Simulink MATLAB.
Опис: 1. Aircraft as a control object. Flight control methods. Classification of control systems.
2. Coordinate systems used in aircraft motion control systems. Transformation of coordinate systems.
3. Aerodynamic forces and moments acting on the aircraft during flight. The equation of spatial motion of an airplane. Generalized mathematical model.
4. Longitudinal and lateral movement. The behavior of the aircraft when the controls are deviated.
5. Linearization of the equations of motion of the plane. Transfer functions and mathematical models of longitudinal motion of the aircraft.
6. Mathematical models of lateral movement of the aircraft. Linearization of the equations of lateral motion of the aircraft. Transmission functions of lateral movements of the aircraft.
7. Stability and controllability of aircraft movement. Longitudinal stability and controllability of the aircraft.
8. Lateral stability and controllability of the aircraft. Road stability and controllability of the aircraft.
9. Automatic aircraft control system. Autopilot. Principles of action. Principles of operation of autopilots along the roll channel.
10. Principles of operation of autopilots on the pitch channel. Ways of controlling the pitch angle. Stabilization of the pitch angle under the action of disturbances.
11. Principles of operation of autopilots along the course channel. Stabilization of the course when controlling the autopilot steering wheel.
12. Course stabilization when controlling the autopilot with ailerons and steering wheel. Stabilization of the course angle under the influence of disturbances.
13. The principle of operation of the autopilot when controlling the flight height.
14. Mathematical model and transmission function of the steering drive. Dynamics of the steering drive.
15. Modeling of aircraft motion control using Simulink MATLAB.
Assessment methods and criteria: Assessment of the level of achievement of learning outcomes is carried out by the following methods:
- assessment of the level of readiness of students to perform laboratory work;
- assessment of the ability to correctly perform laboratory work;
- assessment of the correctness of the preparation of laboratory work reports;
- assessment of knowledge during the defense of control papers;
- selective surveys in the course of conducting lectures and laboratory classes;
- assessment of knowledge based on the results of performing test tasks and control work.
Критерії оцінювання результатів навчання: Current control: reports on laboratory work, oral survey - 30 points.
Control work - 30 points.
Test control - 40 points.
Порядок та критерії виставляння балів та оцінок: 100–88 points – (“excellent”) is awarded for a high level of knowledge (some inaccuracies are allowed) of the educational material of the component contained in the main and additional recommended literary sources, the ability to analyze the phenomena being studied in their interrelationship and development, clearly, succinctly, logically, consistently answer the questions, the ability to apply theoretical provisions when solving practical problems; 87–71 points – (“good”) is awarded for a generally correct understanding of the educational material of the component, including calculations, reasoned answers to the questions posed, which, however, contain certain (insignificant) shortcomings, for the ability to apply theoretical provisions when solving practical tasks; 70 – 50 points – (“satisfactory”) awarded for weak knowledge of the component’s educational material, inaccurate or poorly reasoned answers, with a violation of the sequence of presentation, for weak application of theoretical provisions when solving practical problems; 49-26 points - ("not certified" with the possibility of retaking the semester control) is awarded for ignorance of a significant part of the educational material of the component, significant errors in answering questions, inability to apply theoretical provisions when solving practical problems; 25-00 points - ("unsatisfactory" with mandatory re-study) is awarded for ignorance of a significant part of the educational material of the component, significant errors in answering questions, inability to navigate when solving practical problems, ignorance of the main fundamental provisions.
Recommended books: 1. Степанковський Ю.В. Дослідження динаміки літака / Лабораторний практикум // Електронне видання. – К,: НТУУ «КПІ», 2011, – 101 с.
2. Системи орієнтації, навігації і наведення рухомих об’єктів: Методи визначення орієнтації [Електронний ресурс]: навч. посіб. для здобувачів вищої освіти спеціальності 173 “Авіоніка” / Л. М. Рижков. – Київ : КПІ ім. Ігоря Сікорського, 2020. – 53 с.
3. Educational and methodological support in the virtual educational environment of the Lviv Polytechnic.
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