1
Nov 2016
Tuesday
The article "Setting the Record Straight: MIC vs Oxygen Corrosion" appears in the November 2016 issue of FPC Magazine. The goal of Dry Pipe Nitrogen Inerting (DPNI) in dry and preaction fire sprinkler systems is to first purge the oxygen-rich air ...
6
Sep 2016
Tuesday
A Sprinkler System is a Closed Vessel In analyzing the fill and purge pressure cycling process it is appropriate to consider the piping network in a dry or preaction fire sprinkler system as an irregularly shaped closed vessel. Gas movement through ...
2
Sep 2016
Friday
Dry Pipe Nitrogen Inerting (DPNI) accomplishes the goal of removing oxygen from sprinkler system piping using fill and purge breathing, which is a patented pressure cycling process unique to ECS. This process occurs automatically while the fire ...