Protection of Alternators and Transformers Articles

Protection of Alternators and Transformers Articles: Protection of Alternators: The generating units, especially the larger ones, are relatively few in number and higher in individual cost than most other equipment’s.…

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Differential Protection of Alternators

Differential Protection of Alternators: The most common system used for the protection of stator winding faults employs circulating-current principle (Refer back to Art. 21.18). In this scheme of Differential Protection…

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Protection of Alternators

Protection of Alternators: The generating units, especially the larger ones, are relatively few in number and higher in individual cost than most other equipment's. Therefore, it is desirable and necessary…

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DC Excitation System Working Principle

DC Excitation System Working Principle: In dc excitation system, the system has two exciters—the main exciter (a separately excited dc generator providing the field current to the alternator) and a…

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