Following the adage that "one good measurement is worth 1000 theories," I had Maintenance open the column again. The packing hold-down plate had been pushed upward and torn away from the supports. This allowed it to "float" in the 6" tall area below the distributor, and likely gave the packing...
Hey all -
Need some wisdom troubleshooting one of my batch stripping columns. Its 3' in diameter, and has a ~25' tall bed of 3/4" 316SS random packing rings.
Lately we've been finding intact, undamaged rings in the strainer at the column bottoms pump. It would make sense that rings are...
Hello all -
My plant runs five Nylon-6 extrusion lines, each fitted with a vacuum vent and liquid-ring vacuum pump using water as the seal fluid. During normal operation, we pull a large amount of caprolactam waste and other solid/liquid contaminants into the vacuum system. Despite two...
