Umphandle wesakhiwo kufuneka womelele, womelele, kwaye umelane nomlilo. Iiphaneli ze-Aluminiyam ezidibeneyo (i-ACP) ziyinto eyaziwayo yokugqoka yangaphandle enokubonelela ngezi zakhiwo. Nangona kunjalo, ukuchasana nomlilo kwe-ACP kuye kwabuzwa, ngakumbi emva kwentlekele yaseGrenfell kwi-2017. Kweli nqaku, siza kuhlolisisa isayensi emva kokumelana nomlilo kweepaneli zangaphandle ze-aluminium composite.
Ziziphi iiPaneli zeAluminiyam Composite?
Iiphaneli ze-aluminiyam ezihlanganisiweyo ziquka amaphepha amabini e-aluminiyam abhityileyo adityaniswe kumbindi ongeyo-aluminiyam, adla ngokwenziwa nge-polyethylene. Imigangatho emithathu idityaniswe kunye phantsi kobushushu kunye noxinzelelo ukwenza ipaneli enye. Amaphepha e-aluminiyam asebenza njengezikhumba zangaphandle, ngelixa i-core ibonelela ngokuqina kwesakhiwo kunye nokugquma. Ii-ACPs ziye zaduma kwiminyaka yakutshanje ngenxa yokukhaphukhaphu kwazo, ukuguquguquka, kunye nesibheno sobuhle.
Kutheni le nto ii-ACP ziNganyangeki nguMlilo?
Ukumelana nomlilo kwee-ACP kuxhomekeke kwizinto ezininzi, ezifana nobukhulu kunye nomgangatho wezikhumba zangaphandle kunye nohlobo lwezinto eziphambili. Uninzi lwabavelisi be-ACP banikezela ngamabakala ahlukeneyo eepaneli ezichasene nomlilo, ngokuqhelekileyo zilinganiswe ukusuka kwi-A1 ukuya kwi-B-s3, i-d0 ngokwemigangatho yaseYurophu.
Ukulinganisa kwe-A1 yinqanaba eliphezulu lokumelana nomlilo kwaye lithetha ukuba iphaneli ayinakutsha kwaye ayinagalelo ekusasazeni umlilo. Ezi panels zenziwe ngezinto ezingaphiliyo, ezifana neglasi okanye isinyithi, ezingatshiyo. Ayizizo zonke ii-ACP ezinokufikelela kwizinga le-A1, kwaye ngokuqhelekileyo zibiza kakhulu kuneephaneli eziphantsi.
Ukulinganisa kwe-B-s3, d0 kusathathwa njengokumelana nomlilo kodwa kuthetha ukuba indawo yolawulo inokuba negalelo ekusasazekeni komlilo kumda olinganiselweyo. Ezi panels zinezinga eliphantsi lokumelana nomlilo kune-A1, kodwa zisenokukwazi ukuhlangabezana neemfuno zekhowudi yokwakha kumazwe amaninzi.
Ii-ACP Zimelana Njani Nomlilo?
Ukumelana nomlilo kwee-ACP kuxhomekeke kwiindlela ezimbini eziphambili: ukubuyiswa komlilo kunye ne-thermal insulation. Ukubuyiswa komlilo kukukwazi kwesixhobo ukuxhathisa ukuvutha, ukugcina ukutsha, okanye ukufaka isandla ekusasazeni umlilo. I-thermal insulation yikhono lezinto eziphathekayo ukugcina ingqibelelo yesakhiwo kunye nokukhusela ukuhanjiswa kobushushu ngexesha lomlilo.
Izikhumba zangaphandle ze-ACPs zidla ngokugqunywa ngomaleko wepeyinti okanye i-polymer esebenza njenge-flame retardant. Olu gquba lunokuqulatha izihluzi zeminerali, ezifana ne-magnesium hydroxide, i-aluminium hydroxide, okanye udongwe, olunokukhulula amanzi okanye ezinye iigesi xa zibonakaliswe kubushushu kwaye zinciphise iigesi ezinokutsha eziveliswa ngexesha lokutsha. Le nkqubo inokunciphisa okanye ithintele ukutshiswa kwezinto eziphambili kunye nokunciphisa ubushushu obukhutshwe ngexesha lomlilo.
Izinto ezingundoqo zee-ACP zinokuchaphazela ukuxhathisa kwabo emlilweni. I-Polyethylene cores inokutsha ngakumbi kune-mineral-filled cores, njenge-rock wool okanye i-ceramic foam. I-Polyethylene inokunyibilika, ithontsize, kwaye ivutha lula kunemathiriyeli esekwe kwiminerali, kwaye inokukhupha neegesi eziyityhefu xa itshisiwe. Ngoko ke, abanye abavelisi be-ACP basebenzisa ii-cores ezingatshiyo okanye eziphantsi, ezifana ne-honeycomb ye-aluminium okanye i-ceramic fibers, ukuphucula ukuxhathisa umlilo kwiipaneli zabo.
Iipropathi zokugquma kwe-thermal ze-ACP zikwabalulekile ekuxhathiseni kwazo umlilo. Ngethuba lomlilo, into inokulahlekelwa amandla kunye nokuwa ukuba ayinakukwazi ukukhusela ukuhanjiswa kobushushu kwisiseko sayo. I-ACPs inokubonelela nge-insulation ngokudala i-gap phakathi kwezikhumba zangaphandle kunye ne-core, enokunciphisa ukusasazeka kobushushu kwipaneli. Ubuninzi be-gap kunye neyona nto ingundoqo inokuchaphazela i-thermal conductivity kunye ne-insulation ye-ACPs.
Yeyiphi imingeni yee-ACP eziNganyangekiyo nguMlilo?
Nangona ii-ACP zinokufikelela kumanqanaba aphezulu okumelana nomlilo, zisenemingeni ethile kubakhi bezakhiwo, abakhi, kunye nabalawuli. Omnye umngeni kukwahluka kwemigangatho yovavanyo lomlilo kunye nemimiselo kumazwe ahlukeneyo nakwimimandla. Ii-ACP ezihlangabezana neemfuno zokuxhathisa umlilo kwilizwe elinye zisenokungafikeleli kwiimfuno kwelinye ilizwe ngenxa yomahluko kwiindlela zokuvavanya kunye nemilinganiselo.
Omnye umngeni kukukhethwa kunye nokufakwa kwee-ACP kwisakhiwo esithile. Uyilo kunye nokusetyenziswa kwesakhiwo kunokuchaphazela iimfuno zokumelana nomlilo ze-ACPs. Ngokomzekelo, isakhiwo esiphakamileyo sinokudinga amanqanaba aphezulu okumelana nomlilo kunesakhiwo esinomgangatho omnye, njengoko yangaphambili inokubeka umngcipheko ophezulu wokusasazeka komlilo ngokuthe nkqo.
Ukuqukumbela
Ukumelana nomlilo kweepaneli ze-aluminium zangaphandle kuxhomekeke kwizinto ezininzi, ezifana nomgangatho wezikhumba zangaphandle, uhlobo lwezinto eziphambili, kunye noyilo kunye nokusetyenziswa kwesakhiwo. Ii-ACP ziyinto ethandwayo yokugquma yangaphandle ngenxa yobunzima bazo, ukuguquguquka, kunye nesibheno sobuhle. Nangona kunjalo, ukuchasana nomlilo kwe-ACP kuye kwabuzwa emva kwentlekele yaseGrenfell kwi-2017. Ngoko ke, kubalulekile ukuqonda isayensi emva kokumelana nomlilo we-ACPs kwaye ukhethe kwaye uzifake ngokucophelela ukuqinisekisa ukhuseleko lwesakhiwo kunye nabahlali baso.
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