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Všechny skupiny předmětů |
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Vysvětlivky
Návod
Anotace:
Electric drive and its components. Electromechanical energy conversion. Rotational converters - DC machines, induction motors, synchronous generators and motors. Special electric machines, actuators. Static converters - transformers. There are presented operational principles, main constructional scheme and characteristics, applications. Switching theory. Interaction between turn-off switch and switched circuit. Basic theory and characteristic of electric arc. Transient recovery voltage. Switching overvoltage. Low voltage protection apparatuses
Výsledek studentské ankety předmětu je zde:
AE1B14SP1
Osnovy přednášek:
1. | | Electric drive and its components. Electromechanical energy conversion. Electrotechnical laws application |
2. | | DC machines, principles, design, main characteristics. Generators and motors |
3. | | Starting and braking of motors. Common DC machine characteristics, commutation principles |
4. | | Transformers, principles and design, main characteristics. Three-phase transformer winding accouplement |
5. | | Main work states, parallel operation. AC rotating electromechanical converters, rotating magnetic field |
6. | | Induction machines, principles, use, characteristics. Single-phase induction motor |
7. | | Energetic electric machines. Synchronous generators. Synchronous motors, principles, constructional design |
8. | | Introduction to switching problems. Switching apparatus operational principles. Switching arc in circuit breakers |
9. | | DC current interrupting, Influence of circuit induction and disconnecting speed on switching over-voltage |
10. | | AC current interrupting. Influence of an arc voltage, breaking current deformation |
11. | | Transient recovery voltage (TRV). Influence of TRV on the switching process |
12. | | Switching over-voltage in AC circuits. Small inductive current- and capacitive current breaking |
13. | | Circuits breakers for low voltage circuits, characteristics and application rules |
14. | | Protecting apparatuses - residual current circuit breakers, over-voltage arresters |
Osnovy cvičení:
1. | | Introduce to labs, security laws, laboratory rule, adjustable sources and their control |
2. | | Starting and reversation of DC motors. Torque- and speed measurement. Tachodynamo calibration |
3. | | Independent excited motor - load characteristics |
4. | | Speed control of independent excited DC motor |
5. | | Transformer - no load and short circuit operation measurement, standby circuit |
6. | | Induction motor - starting, mechanical characteristics |
7. | | Synchronous generator - synchronizing with the network, operation on the network |
8. | | Contactor combinations |
9. | | Programmable relay in distributor boxes control - I 10.Programmable relay in distributor boxes control - II |
11. | | Overcurrent relais, switching characteristics |
12. | | Contactors V - C characteristics |
13. | | Contactor current path overheating measurement |
14. | | Reparation measurements, credit |
Literatura:
1. | | Chapman,S.J.: Electric Machinery Fundamentals, McGraw-Hill, 1985 |
2. | | Flurscheim, C.H., Power Circuit Breaker, Theory and Design. IEE.1982 |
Požadavky:
Active participation on laboratory measurement, document administration in due form, measure result processing, submit of test reports
Poznámka:
Rozsah výuky v kombinované formě studia: 21p+6l |
Předmět je zahrnut do těchto studijních plánů:
Plán |
Obor |
Role |
Dop. semestr |
Stránka vytvořena 22.7.2024 17:51:06, semestry: Z,L/2023-4, Z,L/2024-5, připomínky k informační náplni zasílejte správci studijních plánů |
Návrh a realizace: I. Halaška (K336), J. Novák (K336) |