Answer Posted / eka

parralling operation of trasformer

How two nos. 130 kw D.C motor get synchronise using D.C drive.

1569

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for what purpose the star point is done in ct

940

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hi,every one, i have to write the search paper on "performance policy optimization" of NGN (next generation networks). i need the material on this topic. can any body help me. please tell me any useful site where the good material is available and name of any reference book. it should be a great help for me.

1500

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Pls Breifly explain about UPS (Inverter,Reserve,Rectifier,Float voltage,Boost voltage).

2292

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What is mathematical model of a control system?

636

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hi every body i am master student in control engineering and my project is slip control in trains i assumed a Dc motore as traction motor but i don't have characteristics of this kind of motor that is used in train. i want from every body if he or she has the characteristics or information about Dc motor that is used in train give me those information or technical characteristics .

1046

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electrical

1786

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WHAT IS DIFFERENCE BETWEEN CAPACITOR AND CAPACITANCE?

1456

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What is the accepted limit to increase the choosen transformer capacity over the load and why ?

2691

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What is the angle of inclination for the oil connection from transformer conservator to Bucholz relay and why?

1687

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why any centrifugal blower draw more current in starting. consider id fan and fd fan?

1357

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why do we not use equivalent voltage source in negative sequence equivalent ckt.

1594

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Why do we perform an open-circuit test and short-circuit test on the transformer?

615

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how to produsing geretor power

1709

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11 kg trivevter meter has rating of -/5amps. And pt ratio11000/110v and is connected with 11kv ct/pt unit of cr ratio 75/5amps. And pt ratio of 11000/110v while checking accuracy of meter with HT Accuchek meter what value of PT ratio and CT ratio to be filled in Accuchek meter

1181

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