I'm assessing some types of electric swivels for offshore use, but it is not clear to me how is manufactured and arranged a screen in an electric communication path (slipring). Is it only an electric penetration next to the considered electric penetration or is it a "real" screen? (with real...
Hi All,
I was wondering how is arranged/manufactured an electric swivel with screened paths. It is not clear to me if an electric penetration is different from a screen penetration or if they're exactly the same and they are simply located next to each other.
I suppose an electric swivel is...
Does exist a check valve type which keep the piggability (gel pig) of the line where it is installed? (could it be useful a flapper valve type?)
Thanks,
Stefano
