What is Torque Vector Control in VVVF Drives?

6 Answers   PEL, Schneider,

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why do we use LPF wattmeter not UPF in the experiment of no load and blocked rotor test of 3phase slipring induction motor?

3 Answers   Matrix,

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if two bulb of 50w &30w apply in series having 230v the which bulb glow bright ,why

10 Answers  

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1.where in India the maximum transmission voltage is operated? 2.what the methods are used to cool down the transformer?give the specific ratings of the transformer & specific cooling process. 3.how zero & negative sequence reactances are formed in a rotating machine when fault occur in the system?

2 Answers   IES,

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Is phase preventer require when overload relay is there

1 Answers  

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diagram for soft stater ?

3 Answers  

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What are the advantages and disadvantages of short-pitched winding?

0 Answers  

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What is block diagram?

0 Answers  

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what happen if we give square wave instead of sine wave to the transformer

8 Answers  

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What is method of calculating the fault current for a MDB, 50KW, 3PH, 415V, 50HZ?

0 Answers   L&T,

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i want to know about torque of slip ring induction motor

0 Answers   Ambuja,

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why the insulators are in cofee colour???

4 Answers   Visa Steel,

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