how to operate and maintenance of 1500 kva diesel generator set

0 Answers   Supertech,

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what happens when series resonance occurs?

0 Answers  

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what is PID control in VFD drives?

0 Answers   AES,

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different between circuit breaker & switchgear & relays

6 Answers   EFS,

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1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

0 Answers  

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Is there any other method of damping the oscillation in a synchronous motor other than using damper winding and if yes what is it?

2 Answers   IOCL,

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Why does not AC excitation use in rotor of AC Generator instead of DC excitation?

2 Answers   A2Z Group,

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could an induction motor be used for regenerative braking in electric-train control? in this type of application would some scheme have to be devised to obtain low synchronous speeds while braking? would induction-motor drive, therefore, be suitable for passenger service?

0 Answers  

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if we run a 3 phase machine on two phase what will happend??? given answer with solid reason please

0 Answers   Bhel,

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which on of the transformer have more core losses and why? 1. Distribution Transformer 2. Power Transformer

5 Answers  

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What is Tachometer used to measure?

0 Answers   Blue Star,

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What is resistance reading of earth copper rod with grid and without grid?

0 Answers  

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