Thanks for the feedback, all.
I was able to use Athomas' information to do a calc on the necessary steam flow, and then work with a silencer manufacturer to size the discharge unit (I'll do a recheck on the specific volume with the silencer backpressure - thanks for the tip, RMW). We discussed...
We are installing multiple replacement expansion loops in an underground steam line. Particulars are a 16" line carrying 300 PSIG steam, 40 degrees SH. We are exploring options to do a steam blow instead of chemical cleaning. We need to do a "Silent Blow" due to proximity to residences, but...
