Answer / k.prakashchandra

No. But corresponding CTs and PTs should not be
altered.Please note that the R, Y, B phases of one station
may be different from those of another station.In case of 11
KV, only phase sequence is considered. Energy recorded by
energy meter is the sum of individual measuring elements..

Bimetal strip used in overload relay what is that,which types of material used for that & percentage.

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What is Scott connection? In which device it is used?

4 Answers  

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Why use windmills is squirell cage generators?How to calculate the slip ?

2 Answers  

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method to check earthing

5 Answers   ECC,

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Basic philosophy of applying 3P tripping for uptill 132KV switchyards & for 132KV & above 1P/3P tripping is used.

1 Answers   L&T,

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1.what is the difference between transformer differential and busbar differential.2)why we are using 2 slope for trafo diif and 1 slope for busbar diff.3)what is the purpose of metrosil and stabilizing resistor in high impedance relay circuit.4)how metrosil reduce the peak volage.5)what is the funtion of stabilizing resistor

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can you please send me the technical questions and aptitude questions of honeywell and jindal steel electrical engg. question paper my e-mail ID is(kkesavanraj@gmail.com)

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In what cases (circumstances)we should apply P controller, PD controller, PI controller & PID controller ?

0 Answers  

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why the blede and jow of isoletor demage in substation?explan.

1 Answers  

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when generator short circuit condition, the current how dissipates. or at short circuit voltage not available then current how can flow?

0 Answers   Power Grid,

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CFL lamp is what type of load?

6 Answers  

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(1)The demand for electricity , the amount of renewable generation available, the amount of fossil fuel generation available and the cost of the fossil fuel generation are shown in table below period(hrs) demand(MW) renewable (MW) fossil- fuel(MW) cost of fossil fuel(MW) 00.00 - 01.00 2000 1800 2000 30 01.00 - 02.00 2300 2500 2000 30 02.00 - 03.00 2500 2700 2100 45 03.00 - 04.00 2900 3100 2100 50 04.00 - 05.00 2700 2600 2500 45 05.00 - 06.00 2400 2000 2700 50 06.00 - 07.00 2200 1800 2000 36 07.00 - 08.00 2100 1600 2000 36 Assuming that the renewable generation incurs zero cost, determine an optimal generation schedule(specifying the amount of renewable generation and fossil fuel generation used in each period, the cost for each period and the overall cost for 8 hours.)

0 Answers  

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