Electrical Engineering I
ECTS credits: 4
Gaining basic knowledge on electrostatics, direct current electric circuits and stationary magnetic fields.
Introduction to electricity and magnetism. International System of Units, SI. Forces between charges, Coulomb’s law. Electric field of a point charge. Gauss' law. Working in an electric field, electric potential and voltage. Parallel-plate capacitor, capacity. and basic capacitor connections, electrostatic network solving. Electromotive force and voltaic cell. Electric current power. Ohm’s law, simple electric circuit, basic resistance connections and solving tasks. Energy and direct current power, Joule's law. Methods of solving complex electrical networks. Forces between magnetic poles, magnetic induction and magnetic field intensity. Materials in a magnetic field. Toroidal coil, magnetic circuit, inductance. Force in the magnetic field acting on a current-carrying conductor (Lorentz force) and Lenz's law. Faraday's law of electromagnetic induction, direction of induced voltage and self-induction. DC motor and DC generator operating principle.
Getting acquainted with the International System of Units, using prefixes, correct result displaying. Understanding the concepts of electrostatic fields, influence on the matter, using electrical fields in electrical engineering. Electric current, concept, utility, solving simple resistance networks, differentiating the concept of energy, force and work. Understanding the concepts of magnetic fields, influence on the matter, using magnetic fields in electrical engineering. Knowing the structure of an electrical measuring instrument, its usage, and differentiating between ideal and real instruments, basics of measuring electrical values.
Having passed the exam, the students will be able to: 1. Understand the influence of electrical and magnetic fields, interpret the difference between homogeneous and non-homogeneous fields. - 2. Familiarise with the influence of the potential difference in the electrical field. 3. Solve electrical networks. 4. Differentiate the electromotive force and voltage. 5. Select a suitable method to solve DC networks. 6. Understand electromagnetic induction. 7. Individually present the DC electrical machine operation and structure principle. 8. Familiarise with protective measures against electric shock (excessive contact voltage, excessive step voltage). These learning outcomes contribute to the following outcomes of the study programme of aircraft maintenance: - Solve problems in the field of mechanics, thermodynamics, electrical engineering, aerodynamics and fluid mechanics, relating to aircraft operations - Analyse errors in operational flying from the reliability programme in aircraft maintenance. - Use information technology and electronic methods for instructing and self-study. These learning outcomes contribute to the following outcomes of the professional study programme of motor vehicle maintenance: - Describe the operation principle of motor vehicle assemblies and devices (laws of electrical engineering). - Recognise the need for lifelong learning and using broader literature in motor vehicle maintenance. - Use teamwork skills in motor vehicle servicing.