balaji


{ City } cuddalore
< Country > india
* Profession * ee
User No # 114648
Total Questions Posted # 0
Total Answers Posted # 3

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Answers / { balaji }

Question { 2082 }

What is Harmonic affects in power system. what is unit of harmonics and how to measure it. how much value should be in power system.


Answer

Harmonics is the frequency distortion. If 50HZ is called no harmonics. More than 50HZ is called Harmonics. It is callisifies as 2 types. Even harmonics, ie 2nd,4th,6th etc. (50HZx2=100Hz). Odd Harmonics, ie 3rd,5th,7th etc (50HZx3=150Hz). Generally even harmonics will not affect the system. Odd only affect. It can be measure by instrument called Power Quality Analysier.

Is This Answer Correct ?    1 Yes 0 No

Question { Indotech, 1672 }

We have three phase dg of 12kva rating.If the load of each phase is not constant.That means one phase drowning more load than remaining two phase..Then what will happen to dg?


Answer

If u have CBCT, it will trip the DG. Otherwise it will run.

Is This Answer Correct ?    0 Yes 0 No


Question { 2599 }

how to reduce shorting current in a slipring induction motor


Answer

connect the resistance at the end of rotor ckt or Slip Power Recovery System

Is This Answer Correct ?    1 Yes 0 No