Does anyone out there peform calculations for changes to small low pressure boilers? A colleague has a project involving re-rating some boilers from 15 lb steam to 30 lb hot water (they are not currently rated for hot water) and also installing larger nozzles for the water return line. The...
I have a lot more information to share on this, but in the interest of brevity: A boiler repair (B&W A-style Cyclone) we're working on has some socket style fittings that fit into the intermediate superheat header and connect the tubes to the header. They are similar to a sock-o-let except...
While working on a 1960's vintage B&W boiler, we noticed that the generating bank tubes only penetrate the steam drum about one inch, or one half its thickness. The steam drum is 36 inches ID and is 2.25 inches thick. We're used to seeing the tubes penetrate fully plus 3/16 plus or minus and...
