Answer / guest

Exciter is also a small alternator.

Answer / shariff

Exciter is a DC source voltage for the alternator wdg
excitation, it may a self excited/separately excited DC
genrator or static excitor. This voltage (DC) should be fed
to the alternator through the commutator to produce the AC
Voltage.

What is application/Function of Electro chlorinator in Offshore Oil & gas Platform ?

1 Answers  

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Hp to Kw and Kw to I(amps) conversion......

3 Answers  

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i have total 8 dg sets for synchronizing and 2 buscoupler,1 sectoin dg no 1,2,3,and 2 sectoin dg no 4,5,6,and last section dg no 7,8 ....if buscupler no 1 and 2 is off mode ..than dg no 1,2,3,will synchroniz of another dg sets?

0 Answers   Crown Buildtech,

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can we use optical fibre to electrical power transmission ?

1 Answers  

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In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

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what is the difference between arc and spark

2 Answers   ABB, Jindal,

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why open circuit test is conducted on hv side and short circuit test is conducted on lv side of a transformer ?what is the reason for it ?

3 Answers   HCL, NTPC,

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Mr. mohh sahid m not satisfied for ur answer to the que weather the size of transformer increases or decreases withchange in fr for more detail go to the answer given by me

0 Answers   Sail,

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why we increase the small speed of turbine when alternator just synchronized to grid in steam power plant

2 Answers   PSEB,

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on what priciple transformer works on?

5 Answers  

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IN induction motor pf is increased using capacitors.what will be the effect on motor and system when very large capacitor is accidently installed and pf goes leading.

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what is difference between megger & Contact resistance meter & its Application?

2 Answers  

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