Never used HydraCalc but I’ve redrawn systems done from SprinkCad and the Calc’s were pretty much identical when I was done. Double check that you didn’t end up with double pipe or Mech tees or something like that
On Wed, Jun 7, 2023 at 2:16 PM August Hoffman <aug...@vvfire.com> wrote: > I was wondering if anyone has compared the calculations between HydraCalc > and AutoSprink calculations. > > > > Ive been messing around with the 2 lately and I am not getting the same > safety margins. > > > > .5 or even 1 psi difference wouldn’t surprise me but I am getting 13-20psi > discrepancies. I have triple and quadruple checked the calcs and while all > the elevations, pipe lengths, pipe types, fittings ext. are the same I am > getting different flows and friction losses at different locations along > the calc. > > > > I manually input all the HydraCalc info per my plans using the same nodes > as AutoSprink to better follow the calc. One issue may be the order I input > into HydraCalc but that ultimately should not matter, the path of the water > is still correct and the same for both calcs: > > > > Example: For AutoSprink the calc is separated by each individual path – > for an ESFR calc it follows one line back to the source, then the other 2 > lines. Mean while I have my HydraCalc sectioned off by *Remote line 1-3, > *Float Main, *West side of feed main, *East side of feed main, *Riser, > *Underground. So the calcs side by side do not mirror each other but the > water flow path is still the same. Most friction losses match with a margin > of .02, but the flows very and a few stretches of pipe have .5-1 more psi > pressure loss on AutoSprink. > > > > Both programs are the latest versions. Im just wondering if one is more > accurate, or if anyone else has compared the two with the same calc. Im not > ruling out user error, I am sure that is the case but I have not been able > to find the issue. > > > > Thank you, > > > > *AUGUST HOFFMAN* > > *DESIGNER* > > *NICET WBS 153613* > > _________________________________________________________ > SprinklerForum mailing list: > https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org > To unsubscribe send an email to > sprinklerforum-le...@lists.firesprinkler.org -- Thank You Brett Peters PFPS Ltd (780) 777 0568 Sent From My iPhone
_________________________________________________________ SprinklerForum mailing list: https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org To unsubscribe send an email to sprinklerforum-le...@lists.firesprinkler.org
