Course detail
Basics of Electrotechnics
FSI-REN Acad. year: 2016/2017 Summer semester
Ohm´s law, Kirchhof´s law – application, ideal voltage and current sources, real voltage and current sources – VA characteristics, replacement each other, series and parallel connected resistors, resistive divider, methods for analysis of linear circuits (simplification step by step, replacing voltage source and real current source each other, Thevenin ´s theorem, principle os superposition, method of loop currents, method of node voltages). Star-triangle transfiguration. True power definition, special practical cases. Ideal inductor – various consequences, reactance, transients R-L, ideal capacitor – various consequences, reactance, transients R-C. Passive linear AC circuits – complex numbers, consequences, impedance, admittance, reactance, susceptance, phasor diagrams, application of methods known form DC linear circuits, power matching, true (active), reactive, apparent power. Two-ports -linear inertial and non-inertial – consequences, transfer function, module and phase frequency characteristics, practical passive linear two-ports, input and output impedance of a two-port. Real coil and capacitor – tg delta, quality Q, practical consequences. Basic knowledge and consequences from electromagnetism, basic knowledge about 3-phase harmonic systems.
Language of instruction
Czech
Number of ECTS credits
5
Supervisor
Learning outcomes of the course unit
An ability to design or analyse DC and AC passive linear circuits.
Prerequisites
Mathematics knowledges from secondary school (fraction processing, solving a linear equation and system of linear equatins, knowledge of basic functions, understanding the geometrical interpretation of derivation, indefinite integral, definite integral, operation with complex numbers).
Planned learning activities and teaching methods
The course is taught through lectures explaining the basic principles and theory of the discipline. Teaching is suplemented by numerical/laboratory exercises.
Assesment methods and criteria linked to learning outcomes
The evaluation rules are defined in an ordinance of the garant of the course which is available in the column "Učební texty".
Aims
Students get basic knowledge from electrical engineering – analysis and synthesis of passive DC and AC circuits.
Specification of controlled education, way of implementation and compensation for absences
Exercises – mandatory presence
The study programmes with the given course
Programme B3A-P: Applied Sciences in Engineering, Bachelor's
branch B-MET: Mechatronics, compulsory
Type of course unit
Lecture
26 hours, optionally
Teacher / Lecturer
Syllabus
1. Ohm´s law, Kirchhof´s law – application, ideal voltage and current sources, real voltage and current sources – VA characteristics, replacement each other, series and parallel connected resistors, resistive divider.
2. Methods for analysis of linear circuits (simplification step by step, replacing voltage source and real current source each other, Thevenin ´s theorem, principle os superposition, method of loop currents, method of node voltages).
3. Star-triangle transfiguration. True power definition, special practical cases.
4. Ideal inductor – consequences, reactance, transients R-L.
5. Ideal capacitor – consequences, reactance, transients R-C.
6. Passive linear AC circuits – complex numbers, consequences, impedance, admittance, reactance, susceptance, phasor diagrams.
7. Application of methods known form DC linear circuits, power matching, true (active), reactive, apparent power.
8. Two-ports -linear inertial and non-inertial – consequences, transfer function, module and phase frequency characteristics.
9. Input and output impedance of a two-port, practically used passive linear two-ports.
10. Real coil and capacitor – tg delta, quality Q, practical consequences.
11. Basic knowledge and consequences from electromagnetism.
12. Basic knowledge about 3-phase harmonic systems.