Alternator

An overexcited alternator gives current at which power factor?Why?
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sathish

  • Mar 9th, 2015
 

Lagging power factor

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adi

  • Mar 10th, 2015
 

no, it ll pump in vars in the system and hence leading power factor

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kvramana

  • Mar 14th, 2015
 

in alternator at lagging power factor armature flux demagnetises the main flux so in order to maintain rated voltage extra(over) excitation is required . so over excited alternator operates at lagging p.f

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satyam

  • Mar 21st, 2015
 

It will operate in leading power factor, it is also called synchronous condenser.

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Tuleswar Patel

  • Apr 15th, 2015
 

as it is driving current i.e graeater than the rated value the pf will be leading .

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