Answer Posted / akr

yes percentage impedamce depandes on system voltage

What is meant by sag?

1183

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Why are lt windings placed near the core?

1083

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What is the importance of counter based plan & how is it scheduled?

2007

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# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in

1999

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how to calculate micom relay earth falt time and current sertting

2482

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I have doubt that the supply HZ (very low or high than rated ) may affect the power factor. is it true. ?

1663

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what is meant by CT`s saturation ? Can we use Metering CT`s with Protetection CT`s ?

2174

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1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to reconfirm its base capacity.

1990

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What is an order of a system.

1327

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In EHV transmission line a neutral grounding reactor is often placed at neutral point of shunt reactors. What is the recommended protection for this neutral grounding reactor? Should I use a fast closing switch to bypass neutral grounding reactor when this protection operates?

3229

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how does the terminal voltage of transmission lines increase when a capacitor is connected???? This happens not only in transmission lines but also in all circuits. How??? When a capacitor is connected in a transmission line, capacitor also takes energy from the same supply. But how is it able to increase the terminal voltage??? Practically What sequence of events happen during increase in voltage???

2171

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How to select the proper VSD to operate high inertial load

1729

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What should be the magnetic balance test values for a 3 phase delta/star connected single primary dual secondary winding transformer (90 MVA / 2 X 45 MVA TRANSFORMER)

1907

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Define relative stability.

1057

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How many double suspension hardware fittings are required on a double circuit transmission tower?

1919

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