110 •' :A_ • I" , ,' ·. a . . Ş t : 1 j I" i m i '�) a.V: . ·" . . ı t . • , l wpraisınathrayt aitndpresesecrovneddartyheindteimreestnsionless paraıneters of .9 Td eh ıen odni sınt reant es i ot hnel e sasd vpearrsaen ıeeftf ee cr t so fo fp rt hi ıne aar yt r i ui nı nt e ri en sdtu tco ti ni oenr tji ae t fworacset ht oe gFrraovuidt ye fnour cıneboerr (ı nF ra) t. hTehı ni sa itsi ctahl el y :r a t i o o f Fr = pL2V2/pL3g = V2/Lg = V(Lg)-112 Bı naos de ed l i nogn ttehceh n1 i /q7u ep, htyhsei c fal ol wg es ofıonre et rayc ha nodf tthhee f Fa rno eu dl ee ınents, inlets and outlets were scaled according to: cfmın = cfın.(L"/L/12 Siınilarly, tiıne was scaled according to: t = t (LjL )112 ın a , a . . . wl n fei lrter ast ii oı nnu rl aatt ee ds t hb ryo ubgohr i ncgo nsset rl euccttei odn da inadm aert oe ur nhdo ldeos oirns tf rhoemdtrhyewaacl l t ueanl cal ot rsi uu me r . aVta laupe ps rfoopr rt ihaet es e l or act ae tsi ownesr er ebma soet de on tha statistical survey values.1 1 The hole diaıneters were based on the 1/7-scale of the Froude model. Trehcetlyp rforopma nteheg assu pupsel ider,i nwti thhe t mh eo ds uepl pwl iaesr ' sa cvqeur iifriecda t idoin of gas properties ancl Btu content. Va ci scuoaml i zpal i tsi ho en do fb fyl oswt r si pds uorfi nl igg vh at rpi ol ausst itce satnsde qcur eepn ec eps awp ea sr ancl by nonbuoyant cheınical smok tt ea snt si u wm e rt ee t rvai ccl eh ol ot ar ipc leed afnodr l ah teeart ea dn azle y i s n s i c p s. r cohdluocrei dde .byT ht ei Fu lsoi nwg rpa itteost ftourbteh et r aa vi resrys es tse ma nsdwcear lei bcr aa tr ee fdu ol l yr i fdi ceet emr ı ne ti neer sd. Flow rates for the propane were regulated by a rotam- Ascnadle, dthaecfciroerditisneglf twoa: s .--------------------------, eter. Te m p e ra t u r e s where K ft ieorne nf ca ce t o w b r e a f t s o w r a e t ce h o n e r r d t e h i c f e pt uoal yl sfti ryer ean ne do ft hteh ep ar oc mpaondeel. used in the w c P i a e e r r n a e t ı n o re f e ı st n e e o c r t o s e n n a d e t a s r s s y u t i f h ın f a i t pa bo sr toar np ct ieo n( s, uhceha at st rhaenas t s ffl e i o t r i w , o a n s) n a d l w a e la n r ı e d n i n t n u e a v r r b , e u trt r le h a e n n -t 1cel os ss e l yp ar se speor svsei bdl e bays a s th t n e r d u c s t e h ti l e e o c n u t s io e ı n n o a of t f t e h c r e i o a n 1 ls / 7 -scale geo ınetry. 110 100 90 80 70 60 4 �' ); __.! f ' � "' - � h)..- - � ,..., ., 'L.J V � • / f l;7 ./ ' �� ,� / i .-- --1V V, / � .- � �- ..... .... A y - - "' 120 50 İ's.. ' ... .... ...... � '- ... ' ...., 40 10 30 50 70 90 110 130 sec O Exhaust 0ischarge • 18 in. (0.46 m) below roof skylight * Mid-height 4th story , ❖ Mid-height 3rd story ♦ Mid-height 2nd story J... Mid-height 1st story ■ Mid·height basement O Ou1door ambient temperature -<} lndoor ambient temperatureaverage before fire test Wt a ihl we raes i navs ua fi lfai cbi leenftrdoeın- ev xi sti tasn twder raew mi n ga sd, es i tt oe a cre n o c d n o f r t d i h r em w p a h c s o o r t e n o v d gi r e i a t w i p o e h n d ic s . Figure 2. Temperatures of scale model ıesıs. (To convert °Fto •c. subtract 32 from °F and divide by 1.8.) ws i deer ea nmdo no ui ttosri deed tihne- mn ı oo dc oe ul pu lsei n gc ot hn ne etchteerd t r o e c a o n r d a e u r t . o m a t i c chart Fi nu rstchaelri nrgefii nn ec ml u ednetcsl da me teetremr i anni nc lg aap fpi rr oe pc lr ii atote pscreasliengrvperiıfnlaamriley Th ehieg hftos lal onwd i rnagd ieaqt iuoan . tion was used: * Q = Q/g1ı2 p c T osıı o p o wOin a f le s t p tr h j i e e nı t e afrfye citn ot ef r tehset . Therefore, sppaei dciatlo atthteentfiloonwwreas gs ci ıanl ee s mc or edaetle. dT hi ni s tihne cr al ut de ,e csl cbaol et hd ı nvaes sl ofcl oi twy t aa h n n e c c l l R a e n y t h n e e o v la cl l s u G a n r t u a io m s n s b o e o f r f f ni nugmtbheer ft or ar ndsei tt ieor nm i tno tfluorwb.ulent buoyant
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