Types of cooling system in transformers
Explain several types of the cooling system in the transformers?
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Cooling systems in transformers include: a) ONAN (oil natural, air natural) b) ONAF (oil natural, air forced) c) OFAF (oil forced, air forced) d) OFAN (oil forced, air forced) e) ODWF (oil direct, water forced)
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The currents demonstrated in figure in below have the magnitudes as given here: I1 = 1mA, I2 = 3.5mA, I3 = 2I4, I5 = 2mA, I6 = 0.5mA. Q : TRASFORMER DRAW AND DESCRIBE THE NO DRAW AND DESCRIBE THE NO LOAD PHASOR DIAGRAM OF A SINGLE PHASE TRASFORMER
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