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 cant we use earth as neutral at home whereas neutral is actually grounded at transformer end?

4 Answers  

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what will happen if u run induction motor beyond its rated speed

13 Answers   Adani, BARC, Bescom,

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what is name of transformer oil ?

58 Answers   L&T, MPSEB, OPTCL, Practical Viva Questions, Servo, TATA, XLPE, ZGL,

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Why r u using pf panel. what the uses

0 Answers   Standard Chartered,

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Why current shoots up in the secondary on the knee point voltage during saturation test of CT? How core saturation effects the secondary current (while the primary side is open)? What the logic behind this?

0 Answers  

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why master trip(86) used in eletromagnet?

1 Answers  

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either water sensor or flow meter,how we observe the water level, f any other equipment are in market ?

0 Answers  

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Why is shaft current insulation required on large motors & when should it be checked i.e. before or after assembly?

2 Answers   Aramco,

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What is the kva?

2 Answers   Makino Auto, SAL Steel Power, Sapphire Group,

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why r use the wave taper in the substation ?

2 Answers   L&T,

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What are the advantage of free wheeling diode in a full wave rectifier?

0 Answers  

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