how harmonics are generated due to nonlinear load & how
harmonic filters work?
Answer Posted / gajanan
non linear loads means semi conductor devices. each semi
cond device has junction capacitance.when such devices are
swithed on or off the junction capa takes inrush current
which produces hormonics
| Is This Answer Correct ? | 2 Yes | 3 No |
Post New Answer View All Answers
explain safety measures in alternator?
Usually in the L & T make MCC feeders' power circuit,we have BMR after the MAIN CONTACTOR.,can we interchange their position, keeping the control logic same???
IF TVM OF TRANSFORMER SHOWS POWER FACTOR ON 33 KV SIDE AS 0.97 LAGGING AND ON 132 KV SIDE IS 0.75 LEADING.IS THIS CORRECT.WHERE IS PROBLEM.
What is meant by Low Resistance Cable and High Resistance Cable.
what is the prinsiple of dc motor and construction and working ,application of dc motor.
Hi everyone. Some Generators uses 3-Pole breakers with extra contactors for Neutral. Some uses 4-Pole. Why so? What is the idea behind this? Thanks in advance for the solution. Kr.
what maximum range of star & delta in hp or kw ?
Explain the method to keep noises low in a control system?
How to protect sensitive loads such as Dosing pumps inside a factory from voltage surge/voltage fluctuation.
How can we measure earthing resistance test (Earth meggar) of Transformer neutral pit while in live condition?.
What is an automatic controller?
what is an unbalance in acircuit? in a three phase 3wire circuit how an unbalance will come? in a three phase four wire system how an un balance is coming?
how can tell us the AC indoor or outdoor which Tr and formulls
66kv under ground cable how to layaing in ground any special case two ckt r runing
why Induction Generators are not "Black start" ? and apart from WTGs where this types of generator are generally used?