Characteristics of alternators and its applications.pptx

Characteristics of alternators and its applications

1. CHARACTERISTICS OF ALTERNATORS AND ITS APPLICATIONS DONE BY PARTHASARATHI M

2. What is Alternator? An alternator is a machine which converts mechanical energy into electrical energy. The output is AC supply. It is also called an AC generator or synchronous generator.

3. Characteristics of Alternator Leading power factor Unity power factor Lagging power factor

4. Characteristics curve of Alternator relationship between the terminal voltage & load current

5. Applications of alternators Electric Generators: It is used in power generation grid. Automotive alternators: It is used in modern automobiles to charge the battery. And to power the electrical system while running.

6. Applications of alternators Diesel electric locomotive alternators: A prime mover rotates the alternator which provides the electricity for the traction motors. The motor maybe AC or DC. Marine alternators: Marine alternators are used in yacht which has saltwater adaptivity. Radio alternators: High frequency alternators of variable reluctance are used for radio transmission in low frequency radio bands

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