I put about a thousand lit cigarettes in, on, and around the trees. Apparently it is harder to light fairly fresh vegetation than say, a cardboard case of styrofoam coffee cups in the office break room. On Sep 7, 2016 2:25 AM, "Brad Casterline" <[email protected]> wrote:
> My pleasure Bruce, thank you for the feedback. > > I looked at quite a bit of literaure on 'moisture content of fresh cut > Christmas Trees'. It looked liked 114% was common. The NIST input file I > used was showing 112.3, so I left it alone. In fact I did not change > anything about the trees. > > The ember question is excellent! > I will make some embers and let them fly all over the place. They will be > like the 'ignitor' particles shown in the partial input file except > STATIC=.FALSE. > > Thanks again, > > Brad > On Sep 6, 2016 11:23 PM, "Bruce Verhei" <[email protected]> wrote: > >> Brad >> >> Thank for the rational analysis. How did you arrive how much water the >> trees had on board? They start off quite dry and take up quite a bit of >> water the first day or two. >> >> Experience says that trees throw off embers and are ignited by same, >> especially if being pre-heated. I would be leery of a convection and >> radiant heat model covering this adequately. >> >> Best >> >> Bruce Verhei >> >> On Sep 6, 2016, at 07:01, Brad Casterline <[email protected]> >> wrote: >> >> https://www.dropbox.com/s/jri62zfn4zvulia/Tim%27s%20Trees.pdf?dl=0 >> >> >> >> For what it is worth! >> >> >> >> Thanks for the excellent sprinkler challenge Tim!!! >> >> >> >> *Brad Casterline, NICET IV* >> >> *Fire Protection Division* >> >> >> >> *FSC, Inc.* >> >> P: 913-722-3473 >> >> [email protected] >> >> www.fsc-inc.com >> >> >> >> *Engineering Solutions for the Built Environment* >> >> >> >> _______________________________________________ >> 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 >> >>
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