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?

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The neutarl to earth voltage in system is 7volts on Electricity power but it lowers to 1.3volts when load transfered to DG power.what may be the reason.

3 Answers  

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why the single phse machine can not run by the three phase supply.

2 Answers  

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distribution is maximum done by a)radial b)network c) parallel d)b & c

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How to design the blower for motor? how to two blowers connected in motor?

1 Answers   Ashok Leyland, TATA,

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what are the advantages by using IGBT in VSC HVDC than thyristor in conventional HVDC

1 Answers   Bhel, Eskom,

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HT and LT cables can be laid on same cable tray

1 Answers  

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Why only mesh earthing is used in G.S.S.?

2 Answers  

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what is lrs tank water resistance.

1 Answers  

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how can get electrical "c" licence.i am complited in DEEE.PASSING YEAR OF 2010 I AM WORKING IN SPENCER PLAZA ELECTRICAL MAINTENANCE ,I AM DIPLOMA COMPLEATED IN ANDHRA PRADESH AND WORKING OF TN PLEASE HELP ME

1 Answers  

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Why does the phase voltage of two healthy phases become equal to the line voltage in case of an ungrounded neutral 3 phase star connected sytem when a single line to ground fault occurs ?

2 Answers  

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Explain the iniluencc of short circuit ratio on the pert'orniancc of synchronous machine.

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