Předmět Electrical Circuits and Electronics (E141504)

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Materiál	Typ	Datum	Počet stažení

Literatura

Rizzoni Giorgio, Principles and Applications of electrical Engineering, McGraw-Hill Publishing CompanyISBN 0-256-26116-4

Požadavky

A. Base of electrical circuit analysis 1. Elements of electrical circuits, ideal resistor, capacitor, inductor, source of voltage a nd current. Units. Description of elements in electronics and electrical schemas, using shortened coding. 2. Solution of stable state of linear electrical circuit supplied by DC sources of voltage and/or current using Kirchhof?s laws. Methods of loops. Theorems of equivalent source (Thevenins, Nortons and principle of superposition). 3. Solution of transient state of linear electrical circuit supplied by DC source of voltage and current( RC, RL and RLC). 4. Phasor, rotating phasor, exponential and component form of phasor, solution of stable state of linear circuit suplied by one or more sources of harmonic voltage/current using symbolic-complex method. Phasor diagram composition. 5. Universal linear load supplied by harmonic source of voltage. Instantaneous power, average power, watt, wattles and apparent power, power factor. 6. Mead }average] value and root mean value of AC voltage. 7. Three phase symmetrical system of voltage sources, line to neutral and line to line voltage. Symmetrical and non symmetrical load connected ad star and delta. Solution using symbolic-complex method. Phasor diagram composition. 8. Power in three phase system, instantaneous power on three phase symmetrical load, watt, wattless and apparent power on symmetrical and non symmetrical load. Circuits diagrams for power measurement in one and three phase systems. Evaluation of measurements. 9. Resonance in electrical circuit, parallel and serial, compensation of phase shift. 10. Personal protection against electrical shock B. Electronics elements and their applications: 11. Semiconductor diode, principle threshold voltage, current-voltage characteristic, limit and typical specifications. Cooling of semiconductors elements. 12. One and two way rectifier, bridge connection. Rectifier with watt load with/without smoothing capacitor, connection, time response of voltage. Dimensioning of diodes and smoothing capacitor. Principle and block diagram of switching source for PC. 13. Zener diode, behaviours, parameters, current-voltage characteristic. Voltage stabiliser using ZD. Coefficient of stabilisation, output resistance. 14. Thyristor, behaviours, parameters, current-voltage characteristic, controlled rectifiers. 15. Bipolar and unipolar transistor, behaviours, parameters, current-voltage characteristic (input, output), compare properties. Static transfer characteristic 16. Amplifier with bipolar and unipolar transistor. Load line, dynamic transfer characteristic. Working point setting, h- and y- parameters. Voltage amplification. 17. Transistor as switch. Switching of inductive load, transistor protection. 18. Electrical realisation of two state logical variable, limits of L and H levels for output and input, noise immunity, logical gain.19. Inverter, connection, function, transfer characteristic, using for signal voltage and power shift. 20. Operational amplifier, properties, current and voltage offset. Transfer characteristic. Inverting, non-inverting amplifier, integrator with OA. Transfer errors. 21. Circuits using TTL and CMOS components, levels and their setting, properties and comparing 22. Block scheme, basic components and function of microcomputer. Principle of busses

Garant

Jan Chyský

Vyučující

Jan Chyský