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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why transformer rating is expressed in kva.

4 Answers   Electrosteel, L&T,

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In CDG type IDMTL realy O/L , E/F, O/C which are used for out going feedrs,on R-phase o/c element, Y-phase , e/f elecment and on b -phase o/c element will be connected . Why the earth fault on center phase only, why not on other two phases?

2 Answers  

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Why we find the sensitivity for the CT's to check?

0 Answers  

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Can any body tell me about INNER SHUNT COMPOUND MOTOR diagram?

0 Answers  

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why is  use the star and delta connection and difference

1 Answers  

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what is demagnetising effect & crossmagnetising effect and how it is related to electrical system?is there any more effects are available or only these two??

1 Answers   Telco,

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What are the site acceptance tests for power cables, DG Sets, LT panels & 30kVA UPS ?

0 Answers  

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What is the speed of electrical supply?

3 Answers  

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what is MCCB?

8 Answers   NTPC,

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what is the dis-advantage of 3 phase 3 wire energy meter?

1 Answers   Exide, Nelco,

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I have 1500KVA transformer ,How much Maximum KW Load is allowed?

15 Answers   GKC Projects Limited GKCPL,

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