hi can you share the pump capacity and discharge head along with the new building sprinkler requirement additional pressure required,
On Fri, May 7, 2021 at 11:43 PM Kyle.Montgomery via Sprinklerforum < [email protected]> wrote: > I'm working on a project where they are adding a new building to an > existing campus. There is an existing fire water storage tank and fire > pump that serves the site underground fire loop. The new building has a > very demanding sprinkler system that just barely exceeds the fire pump's > pressure available at the demand flow (using just the pump curve as the > water supply). > > Normally, I would be conservative and use just a few psi as my water > supply from the tank (as though it were nearly empty). But, is that overly > conservative? The tank is mounted on the ground, at the same elevation as > the fire pump, but it is nearly 45 feet tall, with a total capacity of over > 500,000 gallons. Can I use some of that elevation pressure, or do I need to > design and calc as though the tank is nearly depleted? > > -Kyle M > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
