arc furnace load

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Hameedulla-Ekhlas

Senior Member
Location
AFG
Greeting all,

Can anybody explain what kind of load is arc furnace load. I was reading one topic it is written as below.


Harmonic in Arc Furnace Loads.

voltage flicker is caused by arc furnace load ----
 

mpross

Senior Member
Location
midwest
Arc Furnace Load

Arc Furnace Load

I have seen arc furnaces to have large six-pulse, or 12-pulse converters. These converters can produce harmonic distortions with a frequency one harmonic above and below the base frequency. So for the six-pulse converter you could see 5th and 7th harmonic distortions, and for the 12-pulse you might see 11th and 13th.

Of course you might have other distortions with other harmonic frequencies, but the ones directly above and below would probably be the strongest.
 
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