blueproof tech presentation part 3 and 4
TRANSCRIPT
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Part3.ChemistrySmokecloudsformattheceiling
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Thehotgasesmix
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LightGas
HeavyGas
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Thetemperaturesrise
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BlueproofTMac>vatesandinstantlytemperaturesfall
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Theforceofthewaterspraypenetratesthesmokeboundarylayer
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Enteringtheneutralplanebetweenthesmokeandunseenfireaboveourheads
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Mistorsprinklerscannotbreakthroughtheneutralplane,orselftarget
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Vapourisingoncontact
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Carriedthroughoutthebuildingbythethermalcurrents
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Followingthenaturalflowpathsevenalongcableandpipetracts
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Instantlyloweringtemperatures
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Crea>ngamicroclimate
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Thesmokeisscrubbed
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asthewatervapourformsbondswiththesmokepar>cles
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Thedropletsinthespraybeingop>maltoreducetoxicgasconcentra>ons
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itbecomeseasiertobreath
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Modernfireretardantmaterialsgiveoffhigherquan>>esoftoxicgases
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FireBehaviourandTac
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Theyalsoreleaseheatfaster
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FireBehaviourandTac
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Part4.AliMlewaterhasamassiveeffectonafire
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FireBehaviourandTac
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HiOngafireintheearlystagesisthemosteffec>vewaytosuppressit
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FireBehaviourandTac
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KnownasablitzaMack,reseOngthefire,earlywaterortransi>onalaMack
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FireBehaviourandTac
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Aswatersprayedinoneroomhasaposi>veeffectonthewholebuilding
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FireBehaviourandTac
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Temperaturesfallonstairwells
Makingescapemorelikely
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Makingescapemorelikely
Makingescapemorelikely
FireBehaviourandTac
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Andonupperfloors,improvingthechancesofsurvival
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FireBehaviourandTac
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ifBlueproofTMisfiMedthroughout,aspreadingfirewillac>vateeachoneitreaches
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Isthereenoughwaterinaradiator?
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Theaverageamountaradiatorholdsis6L
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18mlofwaterconvertedintosteamwillfillaballoon38.8cmindiameter.
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At100oC
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Thewaterinoneradiatorismorethanenoughtosuppressmostfires
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Ref.Essen
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6Lofwaterconvertedintosteamwillfill4balloons16mindiam.
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Theaverageamountcontainedinahouseholdradiator
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Withampleback-upwithinthecentralhea>ngsystem
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Systemexpansiontanks
COMBISystemexpansiontank3to8Lbackup
Systemexpansiontankupto39Lbackup
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Any?
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Ifyouhaveanyques